CN209307056U - Composite filter element and water treatment facilities with it - Google Patents
Composite filter element and water treatment facilities with it Download PDFInfo
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- CN209307056U CN209307056U CN201821792140.7U CN201821792140U CN209307056U CN 209307056 U CN209307056 U CN 209307056U CN 201821792140 U CN201821792140 U CN 201821792140U CN 209307056 U CN209307056 U CN 209307056U
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Abstract
The utility model discloses a kind of composite filter element and with its water treatment facilities, the composite filter element includes: shell, osmosis filtration group, the second filtering group and outlet pipe, the shell is equipped with pure water outlet, the osmosis filtration group is located in the shell, water chamber is defined in the osmosis filtration group, the second filtering group is located in the osmosis filtration group and between the pure water outlet and the water chamber, and the outlet pipe is connected to the pure water outlet and the water chamber through the second filtering group.According to the composite filter element of the utility model embodiment, by the setting nested with the second filtering group of osmosis filtration group, the space in osmosis filtration group can be made full use of, save the occupied space of osmosis filtration group and the second filtering group, and utilize outlet pipe connection water chamber and pure water outlet, the water route design that can simplify composite filter element, provides convenience for the assembly of composite filter element.
Description
Technical field
The utility model belongs to field of home appliance technology, and in particular, at a kind of composite filter element and water with it
Manage device.
Background technique
In the related technology, the water treatment facilities of such as purifying drinking appliance etc, the water route of PAC filter core and the water of osmosis filtration group
Road is spaced apart setting completely, and occupied space is larger and not easy of integration, not only increases the volume of water treatment facilities, and lead to water
The water route design of processing unit is more complex, and design difficulty is larger.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.
For this purpose, the small volume of the composite filter element, water route design is simply the utility model proposes a kind of composite filter element.
The utility model also proposes a kind of water treatment facilities with above-mentioned composite filter element.
According to the composite filter element of the utility model first aspect, comprising: shell, osmosis filtration group, the second filtering group and
Outlet pipe, the shell are equipped with pure water outlet, and the osmosis filtration group is located in the shell, the osmosis filtration group
Inside define water chamber, the second filtering group be located in the osmosis filtration group and be located at the pure water outlet and it is described go out
Between water cavity, the outlet pipe is connected to the pure water outlet and the water chamber through the second filtering group.
Composite filter element according to the present utility model can be abundant by the setting nested with the second filtering group of osmosis filtration group
Using the space in osmosis filtration group, the occupied space of osmosis filtration group and the second filtering group is saved, and utilizes
Water pipe is connected to water chamber and pure water outlet, can simplify the water route design of composite filter element, for the assembly side of providing of composite filter element
Just.
According to the composite filter element of the utility model one embodiment, the outlet pipe includes: conduit and lower cover, described to lead
Pipe is connected to the pure water outlet and the water chamber, second filter stack are located on the conduit, and the lower cover is arranged
On the conduit, the lower end surface of the second filtering group seals against the upper surface of the lower cover.
According to the composite filter element of the utility model one embodiment, the outer periphery of the lower cover, which is formed with, to be folded upward at
Flange, the flange is along the circumferentially extending of the lower cover, and the internal perisporium of the flange seals against the second filtering group
Periphery wall.
One embodiment according to the present utility model, the outlet pipe further include: gear rubber ring, the gear rubber ring are set in institute
State on lower cover, the gear rubber ring includes: connection ring and sealing ring, the connection ring along the lower cover circumferentially extending and with
The outer periphery of the lower cover is connected, and the sealing ring is arranged around the lower cover and along the axially extending of the lower cover,
The next week of the sealing ring seals against second mistake along the outer periphery for connecting the connection ring, the internal perisporium of the sealing ring
The periphery wall of filter group.
One embodiment according to the present utility model, the conduit and the lower cover are integrally formed.
The composite filter element of one embodiment according to the present utility model, the second filtering group include: PAC skeleton, PAC filter
Film and upper end cover, the PAC skeleton are set on the conduit and along the axially extending of the conduit, and the PAC filter membrane is arranged
On the PAC skeleton and along the axially extending of the PAC skeleton, the upper end cover is set on the conduit, the upper end
The lower surface of lid seals against the upper surface of the PAC filter membrane.
One embodiment according to the present utility model, the osmosis filtration group include: in central tube, RO filter membrane and annular
Lid, the water chamber and the second filtering group are each provided in the central tube, and it is logical that pure water is formed on the wall of the central tube
Hole, the RO filter membrane are set on the central tube, and the annular inner cover is set on the central tube, the annular inner cover
Lower end surface and the upper surface of the RO filter membrane are only supported.
One embodiment according to the present utility model, further includes: inner tube, said inner tube is located in the central tube, described
The upper edge of inner tube and the internal perisporium of the central tube seal against, and the second filtering group and the outlet pipe are located at said inner tube
Interior, said inner tube is equipped with the through-hole for being connected to the water chamber and the outlet pipe adjacent to one end of the water chamber.
One embodiment according to the present utility model, further includes: active carbon filter core, the active carbon filter core be located at it is described go out
It is connected in water cavity and along said inner tube, the inner cavity of the active carbon filter core is connected to the through-hole of the outlet pipe.
One embodiment according to the present utility model, said inner tube define annular adjacent to one end of the active carbon filter core
Mounting groove, one end of the active carbon filter core are plugged in the annular mounting groove.
One embodiment according to the present utility model, the shell include: cylinder and lower cover, and the bottom of the cylinder is spacious
Open, the osmosis filtration group is located in the cylinder, and the pure water outlet is each provided at the top of the cylinder, the lower cover with
The cylinder is connected to close the open ports of the cylinder, and the lower end of the upper surface of the lower cover and the osmosis filtration group
Face seals against.
According to the water treatment facilities of the utility model second aspect, including the composite filter element according to above-described embodiment.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram according to the composite filter element of the utility model embodiment；
Fig. 2 is the partial structural diagram according to the composite filter element of the utility model embodiment；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 1；
Fig. 4 is the cross-sectional view of the line B-B along Fig. 2；
Fig. 5 is the structural schematic diagram according to the annular inner cover of the utility model embodiment；
Fig. 6 is the cross-sectional view according to the annular inner cover of the utility model embodiment；
Fig. 7 is the top view according to the annular inner cover of the utility model embodiment.
Appended drawing reference:
100: composite filter element；
10: shell；11: cylinder；111: wastewater outlet；112: pure water outlet；12: lower cover；13: adapter；
20: the first filter cores；21: central tube；22:RO filter membrane；23: annular inner cover；231: waste water chamber；232: waste water mouth；24:
Water chamber；
30: inner tube；
40: the second filter cores；41:PAC skeleton；42:PAC filter membrane；43: upper end cover；
50: active carbon filter core；
60: outlet pipe；61: conduit；62: lower cover；63: gear rubber ring；631: connection ring；632: sealing ring.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more of the features.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
It describes below with reference to Fig. 1-Fig. 7 according to the composite filter element 100 of the utility model embodiment and with its water process
Device.
As shown in figs. 1 and 3, one embodiment according to the present utility model, composite filter element 100 includes: shell 10, reverse osmosis
Filtering group 20, the second filtering group 40 and outlet pipe 60.
Shell 10 is equipped with pure water outlet 112, and osmosis filtration group 20 is located in shell 10, limit in osmosis filtration group 20
Surely there is water chamber 24, the second filtering group 40 is located in osmosis filtration group 20 and between pure water outlet 112 and water chamber 24,
Outlet pipe 60 is through the second filtering group 40 connection pure water outlet 112 and water chamber 24.
For example, pure water outlet 112 can be located at the top of shell 10, water chamber 24 is located at the lower section of the second filtering group 40,
Run through the outlet pipe 60 of osmosis filtration group 20 by setting one, upper end is connected to 112 lower end of pure water outlet and is connected to water chamber 24,
It can export and be provided conveniently for the water flow in water chamber 24, and can simplify the design of the water route in composite filter element 100.
As a result, according to the composite filter element of the utility model embodiment 100, on the one hand, by osmosis filtration group 20 and second
The nested setting of filtering group 40, can make full use of the space in osmosis filtration group 20, save osmosis filtration group 20 and the
The occupied space of two filtering groups 40；On the other hand, it is connected to water chamber 24 and pure water outlet 112 using outlet pipe 60, can simplify
The water route of composite filter element 100 is designed, and can be provided for the assembly of composite filter element 100 conveniently.
As shown in figure 3, one embodiment according to the present utility model, outlet pipe 60 includes: conduit 61 and lower cover 62.It leads
Pipe 61 axially penetrates through the second filtering group 40 and is connected to pure water outlet 112 and water chamber 24 along the second filtering group 40, that is to say, that
Second filtering group 40 is set on conduit 61.Lower cover 62 is set on conduit 61, and the lower end surface sealing of the second filtering group 40 stops
Upper surface to lower cover 62.
Water flow from the periphery wall of the second filtering group 40 enters the second filtering group 40 and from the internal perisporium stream of the second filtering group 40
Out, the periphery wall cooperation of the internal perisporium Yu conduit 61 of the second filtering group 40 limits channel and flows out for filtered water.
By the way that lower cover 62 is arranged on conduit 61, prevented using lower cover 62 and the cooperation of the second filtering group 40 for after filtering
The channel leak of water outflow, improves the airtightness of composite filter element 100.And the structure of conduit 61 and lower cover 62 is simple, holds
It is easy to manufacture, lower production costs.
In the present embodiment, the outer periphery of lower cover 62 is formed with the flange being folded upward at, week of the flange along lower cover 62
The periphery wall of the second filtering group 40 is sealed against to the internal perisporium of extension, and flange.It, can by the way that flange is arranged on lower cover 62
Further to promote the airtightness of lower cover 62 and the second filtering group 40, prevent the water flow outside the second filtering group 40 from filtering from second
Gap between group 40 and lower cover 62 enters the inside of the second filtering group 40, and then improves the performance of composite filter element 100.
As shown in Figures 2 and 4, in certain embodiments, outlet pipe 60 further include: gear rubber ring 63, gear rubber ring 63 are arranged
On lower cover 62, gear rubber ring 63 includes: connection ring 631 and sealing ring 632, circumferentially extending of the connection ring 631 along lower cover 62
And be connected with the outer periphery of lower cover 62, sealing ring 632 is arranged around lower cover 62 and along the axially extending of lower cover 62, sealing
The next week of ring 632 seals against along the outer periphery for connecting connection ring 631, the internal perisporium of sealing ring 632 in the second filtering group 40
Between periphery wall and the internal perisporium of inner tube 30.
In the present embodiment, conduit 61 and lower cover 62 are integrally formed, it is possible thereby to promoted conduit 61 and lower cover 62 it
Between bonding strength and connective stability, and the obturation effect between conduit 61 and lower cover 62 can be promoted, prevent water flow
Clearance leakage between lower cover 62 and conduit 61.Furthermore the connection structure between conduit 61 and lower cover 62 is eliminated, is mentioned
The assembly efficiency of outlet pipe 60 is risen, moreover it is possible to extend the service life of outlet pipe 60.
As shown in Fig. 2, one embodiment according to the present utility model, the second filtering group 40 includes: PAC skeleton 41, PAC filter
Film 42 and upper end cover 43, PAC skeleton 41 are set on conduit 61 and along the axially extending of conduit 61, and PAC filter membrane 42 is set in PAC
On skeleton 41 and along the axially extending of PAC skeleton 41, upper end cover 43 is set on conduit 61, and the lower surface sealing of upper end cover 43 is supported
Connect the upper surface of PAC filter membrane 42.
Second filtering group 40 is PAC filter core, and PAC filter membrane 42 is the tubular filter element that polyaluminium aluminum material is made,
And the thickness of PAC filter membrane 42 is greater than 10mm.
Since the filter effect of PAC filter membrane 42 is related across the thickness of PAC filter membrane 42 with water flow, by PAC filter membrane 42
The second filtering group 40 is formed with PAC skeleton 41 and is located in osmosis filtration group 20, and the diameter of the second filtering group 40 is reduced, into
And can reduce the occupied space of the second filtering group 40, and can reduce the volume and production material of PAC filter membrane 42, be conducive to
Reduce cost.PAC skeleton 41, which is set in conduit 61, can make full use of the inner space of PAC skeleton 41, and then can reduce
Outlet pipe 60 and the common occupied space of the second filtering group 40.
Upper end cover 43 is formed as annular and is set on conduit 61, and the lower surface of upper end cover 43 seals against the second filtering group 40
Upper surface, the inner edge of upper end cover 43 limited with the outer wall of conduit 61 be connected to the first water-purifying cavity and water purification outlet go out water flow
Road.By the way that upper cover plate is arranged, the airtightness of 42 upper end of PAC filter membrane can be promoted, prevents water flow from entering from the upper end of PAC filter membrane 42
First water-purifying cavity.
Further, shell 10 is equipped with water purification outlet, the inner wall of PAC skeleton 41, the outer wall of conduit 61 and lower cover 62
Upper surface limit connection water purification outlet the first water-purifying cavity.That is, the first water-purifying cavity guides 40 mistake of the second filtering group
Water outflow after filter.
As shown in Fig. 2, being formed with the thickness direction of several walls along PAC skeleton 41 on the wall of PAC skeleton 41 through PAC bone
It the hole of the wall of frame 41 can be in the second filtering group 40 by the way that the hole of the wall through PAC skeleton 41 is arranged on PAC skeleton 41
Water flow out the second filtering group 40 and provide convenient, and the resistance to water-flow of the second filtering group 40 can be reduced.
As shown in Fig. 2, in the present embodiment, osmosis filtration group 20 includes: central tube 21, RO filter membrane 22 and annular inner cover
23, central tube 21 is axially extending along shell 10, and water chamber 24 and the second filtering group 40 are each provided in central tube 21.It is specific and
Speech, the open upper end of central tube 21, the lower part of the inner cavity of central tube 21 is formed as water chamber 24, the top shape of 21 inner cavity of central tube
As built-in filter material installation cavity, the second filtering group 40 is located in built-in filter material installation cavity.
Wherein, pure water through-hole is formed on the wall of central tube 21, pure water through-hole is passed through along the thickness direction of the wall of central tube 21
Wear the wall of central tube 21, water flow enters RO filter membrane 22 from the lower end of RO filter membrane 22, RO filter membrane 22 by water flow filtering be divided into waste water and
Pure water, waste water flows out from the upper end of RO filter membrane 22 and passes through waste water chamber 231 and wastewater outlet 111 is discharged.Pure water is from RO filter membrane 22
Inner wall flow out and pass through pure water through-hole and enter water chamber 24, and be discharged by pure water outlet 112 and drunk for user.
Further, as illustrated in figs. 5-7, annular inner cover 23 is equipped with waste water mouth 232, defines following table in annular inner cover 23
The open wastewater trough in face, along the circumferentially extending of annular inner cover 23, the upper surface of RO filter membrane 22 and annular inner cover 23 cooperate wastewater trough
It closes wastewater trough and forms waste water chamber 231, the waste water that connection waste water chamber 231 and wastewater outlet 111 are defined in annular inner cover 23 is logical
Road.
RO filter core isolates waste water during the filtration process, can by setting waste water mouth 232, waste water chamber 231 and waste water tunnel
To guide waste water to be discharged.Waste water chamber 231 is limited on annular inner cover 23, waste water crossfire can be prevented, can be promoted and be filtered out
Effluent quality.And the waste water of RO filter core is discharged from the end of RO filter core, and waste water chamber 231 is limited on annular inner cover 23,
Waste water chamber 231 can be entered for waste water to provide conveniently, and structure is simple, eliminates leading between RO filter core and waste water chamber 231
Circulation road simplifies the structure design and water route design of composite filter element 100.
Wherein, the top of shell 10 is equipped with the wastewater outlet 111 of connection waste water mouth 232, and the waste water in waste water chamber 231 passes through
Wastewater outlet 111 is discharged, and wastewater outlet 111 is equipped with wastewater valve, and wastewater valve and shell 10 are integrally formed, when in waste water chamber 231
Waste water when reaching certain pressure, wastewater valve is opened, waste water discharge.
In the present embodiment, composite filter element 100 further include: inner tube 30, inner tube 30 are located in central tube 21, the second filtering group
40 and outlet pipe 60 be located in inner tube 30, inner tube 30 is equipped with connection water chamber 24 and outlet pipe 60 adjacent to one end of water chamber 24
Through-hole.Wherein, inner tube 30 includes: 12 plate of coaming plate and lower cover, and coaming plate is formed as the tubulose being set in the second filtering group 40, coaming plate
Open upper end, the upper end edge of coaming plate is connected with the sealing of the inner wall of central tube 21.12 plate of lower cover is connected to lower end and the envelope of coaming plate
The lower end of coaming plate is closed, the lower end of outlet pipe 60 is plugged on 12 plate of lower cover, and through-hole is located on 12 plate of lower cover.
One embodiment according to the present utility model, composite filter element 100 further include: active carbon filter core 50, active carbon filter core
50 are located in water chamber 24 and are connected along inner tube 30, and active carbon filter core 50 and the second filtering group 40 are arranged along the axial direction of central tube 21
Column, the through-hole of the inner cavity connection inner tube 30 of active carbon filter core 50.One end of lower cover 12 plate towards active carbon filter core 50 defines ring
One end of shape mounting groove, active carbon filter core 50 is plugged in annular mounting groove, by the way that annular mounting groove is arranged on 12 plate of lower cover,
It can not only be provided for the assembly of active carbon filter core 50 conveniently, but also active carbon filter core 50 and the cooperation of 12 plate of lower cover can be promoted
Airtightness prevents the filter effect of water flow leakage contribution active carbon filter core 50.
That is, be additionally provided with active carbon filter core 50 in water chamber 24, active carbon filter core 50 to the water in water chamber 24 into
Row filtering, osmosis filtration group 20 is osmosis filtration group 20, by the filtered water of osmosis filtration group 20 at faintly acid, and
Taste is poor, is not suitable for user and directly drinks, and by the filtration of active carbon filter core 50, can further promote the matter of pure water
Amount, improves the mouthfeel of drinking water.
The filtered pure water of osmosis filtration group 20 is carried out again moreover, active carbon filter core 50 is located in water chamber 24
Filtering, can further promote the Compound Degree of composite filter element 100, improve filtration of the composite filter element 100 to water flow, and
And for active carbon filter core 50 is separately provided, the water flow design of composite filter element 100 not only can simplify, moreover it is possible to reduce multiple
Close the volume of filter core 100.
The inner tube 30 of above structure can not only accommodate PAC filter core and guarantee that PAC filter core operates normally, but also can benefit
PAC filter core is spaced apart with active carbon filter core 50 with 12 plate of lower cover, prevents PAC filter core from interfering with each other with active carbon filter core 50.
In some embodiments, active carbon filter core 50 and inner tube 30 along osmosis filtration group 20 axial alignment, that is,
It says, the axially extending filter material installation cavity along osmosis filtration group 20, the axial direction of inner tube 30 is defined in osmosis filtration group 20
The sum of axial length of length and active carbon filter core 50 is less than or equal to the axial length of filter material installation cavity, and active carbon filter core 50 is located at
The bottom of filter material installation cavity, inner tube 30 are located at the top of active carbon filter core 50.
Along the active carbon filter core 50 and inner tube 30 of the axial alignment of osmosis filtration group 20, built-in filter material can be made full use of
The space of installation cavity is conducive to the internal diameter for reducing built-in filter material installation cavity, and then can reduce the diameter of osmosis filtration group 20
And volume, and the active carbon filter core 50 of above structure and 30 structure of inner tube are simple, and it is easy to assembly.
As shown in Figure 1, shell 10 includes cylinder 11 and lower cover 12, the bottom-open of cylinder 11, osmosis filtration group 20 is set
In cylinder 11, pure water outlet 112 and wastewater outlet 111 are each provided at the top of cylinder 11, and lower cover 12 is connected to seal with cylinder 11
The open ports of cylinder 11 are closed, and the upper surface of lower cover 62 and the lower end surface of osmosis filtration group 20 seal against, pure water outlet
It is plugged with adapter 113 on 112, is provided convenience for the assembly of composite filter element 100.
According to the water treatment facilities of the utility model second aspect, including composite filter element 100 described in above-described embodiment,
By using the composite filter element 100 in above-described embodiment, the volume of water treatment facilities can be reduced, saves occupied space, and
The water route design for simplifying water treatment facilities, provides convenience for the assembly of composite filter element 100.
According to other compositions of the water treatment facilities of the utility model embodiment and operate for ordinary skill
All be for personnel it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (12)
1. a kind of composite filter element characterized by comprising
Shell, the shell are equipped with pure water outlet；
Osmosis filtration group, the osmosis filtration group are located in the shell, define water outlet in the osmosis filtration group
Chamber；
Second filtering group, the second filtering group be located in the osmosis filtration group and be located at the pure water outlet and it is described go out
Between water cavity；
Outlet pipe, the outlet pipe are connected to the pure water outlet and the water chamber through the second filtering group.
2. composite filter element according to claim 1, which is characterized in that the outlet pipe includes:
Conduit, the conduit is connected to the pure water outlet and the water chamber, second filter stack are located on the conduit；
Lower cover, the lower cover are set on the conduit, and the lower end surface of the second filtering group seals against the lower end
The upper surface of lid.
3. composite filter element according to claim 2, which is characterized in that the outer periphery of the lower cover, which is formed with, to be folded upward at
Flange, the flange along the lower cover circumferentially extending, and the internal perisporium of the flange seal against it is described second filtering
The periphery wall of group.
4. composite filter element according to claim 2, which is characterized in that the outlet pipe further include: gear rubber ring, the gear glue
Ring set is located on the lower cover, and the gear rubber ring includes:
Connection ring, the connection ring along the lower cover circumferentially extending and be connected with the outer periphery of the lower cover；
Sealing ring, the sealing ring are arranged around the lower cover and along the axially extending of the lower cover, the sealing ring
Next week seals against the periphery of the second filtering group along the outer periphery for connecting the connection ring, the internal perisporium of the sealing ring
Wall.
5. composite filter element according to claim 2, which is characterized in that the conduit and the lower cover are integrally formed.
6. composite filter element according to claim 2, which is characterized in that the second filtering group includes:
PAC skeleton, the PAC skeleton are set on the conduit and along the axially extending of the conduit；
PAC filter membrane, the PAC filter membrane are set on the PAC skeleton and along the axially extending of the PAC skeleton；
Upper end cover, the upper end cover are set on the conduit, and the lower surface of the upper end cover seals against the PAC filter membrane
Upper surface.
7. composite filter element according to claim 1, which is characterized in that the osmosis filtration group includes:
Central tube, the water chamber and the second filtering group are each provided in the central tube, are formed on the wall of the central tube
There is pure water through-hole；
RO filter membrane, the RO filter membrane are set on the central tube；
Annular inner cover, the annular inner cover are set on the central tube, the lower end surface of the annular inner cover and the RO filter membrane
Upper surface only support.
8. composite filter element according to claim 7, which is characterized in that further include:
Inner tube, said inner tube are located in the central tube, and the upper edge of said inner tube and the internal perisporium of the central tube seal against,
The second filtering group and the outlet pipe are located in said inner tube, and said inner tube is equipped with connection adjacent to one end of the water chamber
The through-hole of the water chamber and the outlet pipe.
9. composite filter element according to claim 8, which is characterized in that further include:
Active carbon filter core, the active carbon filter core are located in the water chamber and are connected along said inner tube, the active carbon filter core
Inner cavity be connected to the through-hole.
10. composite filter element according to claim 9, which is characterized in that said inner tube adjacent to the active carbon filter core one
End defines annular mounting groove, and one end of the active carbon filter core is plugged in the annular mounting groove.
11. composite filter element according to claim 1, which is characterized in that the shell includes:
Cylinder, the bottom-open of the cylinder, the osmosis filtration group are located in the cylinder, and the pure water outlet is each provided at
The top of the cylinder；
Lower cover, the lower cover are connected to close the open ports of the cylinder, and the upper surface of the lower cover and institute with the cylinder
The lower end surface for stating osmosis filtration group seals against.
12. a kind of water treatment facilities, which is characterized in that including composite filter element described according to claim 1 any one of -11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792140.7U CN209307056U (en) | 2018-10-31 | 2018-10-31 | Composite filter element and water treatment facilities with it |
| PCT/CN2019/114553 WO2020088556A1 (en) | 2018-10-31 | 2019-10-31 | Composite filter cartridge component and water treating apparatus having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792140.7U CN209307056U (en) | 2018-10-31 | 2018-10-31 | Composite filter element and water treatment facilities with it |
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| Publication Number | Publication Date |
|---|---|
| CN209307056U true CN209307056U (en) | 2019-08-27 |
Family
ID=67672126
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821792140.7U Active CN209307056U (en) | 2018-10-31 | 2018-10-31 | Composite filter element and water treatment facilities with it |
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| Country | Link |
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| CN (1) | CN209307056U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020088556A1 (en) * | 2018-10-31 | 2020-05-07 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter cartridge component and water treating apparatus having same |
| WO2020088560A1 (en) * | 2018-10-31 | 2020-05-07 | 佛山市顺德区美的饮水机制造有限公司 | Ro filter element assembly, composite filter element having same, and water treatment device |
| CN111115883A (en) * | 2018-10-31 | 2020-05-08 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter element and water treatment device with same |
| WO2022265443A1 (en) | 2021-06-18 | 2022-12-22 | 코웨이 주식회사 | Water purifier having composite filter |
| WO2023008809A1 (en) | 2021-07-28 | 2023-02-02 | 코웨이 주식회사 | Water purifier having composite filter |
| KR20230027797A (en) | 2021-08-20 | 2023-02-28 | 코웨이 주식회사 | Water purifier having composite filter |
| KR20230033052A (en) | 2021-08-26 | 2023-03-08 | 코웨이 주식회사 | Water purifier having composite filter |
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2018
- 2018-10-31 CN CN201821792140.7U patent/CN209307056U/en active Active
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| WO2020088556A1 (en) * | 2018-10-31 | 2020-05-07 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter cartridge component and water treating apparatus having same |
| WO2020088560A1 (en) * | 2018-10-31 | 2020-05-07 | 佛山市顺德区美的饮水机制造有限公司 | Ro filter element assembly, composite filter element having same, and water treatment device |
| CN111115883A (en) * | 2018-10-31 | 2020-05-08 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter element and water treatment device with same |
| CN111115883B (en) * | 2018-10-31 | 2024-07-30 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter element and water treatment device with same |
| WO2022265443A1 (en) | 2021-06-18 | 2022-12-22 | 코웨이 주식회사 | Water purifier having composite filter |
| WO2023008809A1 (en) | 2021-07-28 | 2023-02-02 | 코웨이 주식회사 | Water purifier having composite filter |
| KR20230027797A (en) | 2021-08-20 | 2023-02-28 | 코웨이 주식회사 | Water purifier having composite filter |
| KR20230033052A (en) | 2021-08-26 | 2023-03-08 | 코웨이 주식회사 | Water purifier having composite filter |
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