CN104258626B - Filter core structure, water-purifying filter core assembly and water purifier - Google Patents
Filter core structure, water-purifying filter core assembly and water purifier Download PDFInfo
- Publication number
- CN104258626B CN104258626B CN201410568755.1A CN201410568755A CN104258626B CN 104258626 B CN104258626 B CN 104258626B CN 201410568755 A CN201410568755 A CN 201410568755A CN 104258626 B CN104258626 B CN 104258626B
- Authority
- CN
- China
- Prior art keywords
- water
- filter element
- filter
- end cap
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 138
- 238000000746 purification Methods 0.000 claims description 39
- 238000010276 construction Methods 0.000 claims description 28
- 229920000742 Cotton Polymers 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 description 11
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 9
- 238000001914 filtration Methods 0.000 description 5
- 230000003628 erosive effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/29—Filter cartridge constructions
- B01D2201/291—End caps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/30—Filter housing constructions
- B01D2201/301—Details of removable closures, lids, caps, filter heads
- B01D2201/302—Details of removable closures, lids, caps, filter heads having inlet or outlet ports
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to a filter core structure, a water-purifying filter core assembly and a water purifier. The filter core structure comprises a filter core and an end cover arranged at the top of the filter core, and is characterized in that a water flow equalizing structure is arranged on the end cover. The filter core structure solves the problem in the prior art that after raw water enters a flow passage formed by the outer circumferential wall of the filter core and the inner circumferential wall of a shell, water flow distribution is non-uniform.
Description
Technical field
The present invention relates to a kind of filter cartridge construction, water purification catridge assembly and the water purifier with this filter cartridge construction.
Background technology
Existing water purification catridge assembly is the core component in water purifier, and the raw water entering water purifier can be carried out by it
Filter is processed, and mainly removes the impurity such as the silt rust in water, to guarantee the quality of drinking water.
What Fig. 1～Fig. 4 represented is the structure of water purification catridge assembly in prior art, and Fig. 1 is the section of water purification catridge assembly
Figure, Fig. 2 is the front view of shell in water purification catridge assembly, and Fig. 3 is the top view of shell in water purification catridge assembly, and Fig. 4 is filter element
The axonometric chart of the end cap on top, arrow all instructions of in figure are current flow directions.First, with reference to Fig. 1, water purification catridge is described
The schematic configuration of assembly.This water purification catridge assembly 1 ' includes shell 11 ' and the filter element 12 ' being located in shell 11 ' and is located at filter
The end cap 13 ' at core 12 ' top, wherein：Shell 11 ' is in substantially cylindric, and roof has outlet 14 ' and water inlet 15 '.Filter element
12 ' are in the form of a column, and material can adopt pp cotton.Filter element 12 ' has central passage 16 ', and central passage 16 ' passes through going out of end cap 13 '
The mouth of a river 17 ' is in fluid communication with the outlet 14 ' at shell 11 ' top.The water inlet 15 ' of shell 11 ' roof is arranged in outlet 14 '
Side.
The purification filtering process of raw water is specific as follows, below with the drum of the water purification catridge assembly 1 ' under use state
On the basis of, come regulation left and right directions, above-below direction, axial direction, circumferencial direction and radial direction：
Raw water water inlet 15 ' from right side in the presence of water-aspirator pressure flows into shell 11 ', after entering shell 11 ', current
Touch the end cap 13 ' at filter element 12 ' top first, then pass through the first flow being formed by end cap 13 ' and shell 11 ' inwall
18 ' enter the second flow channel 19 ' being formed annular by filter element 12 ' and shell 11 ' inwall；Silt in the presence of hydraulic pressure, in water
The impurity such as rust are filtered outside in filter element 12 ', and clean pure water (being hereafter referred to as " water purification ") enters the center of filter element 12 '
Chamber, then under pressure upwards from the central passage 16 ' of filter element 12 ', via the outlet 17 ' of end cap 13 ', finally from outer
The outlet 14 ' at shell 11 ' top flows out.
The drawbacks of this structure has certain, because water inlet 15 ' is in the side of filter element 12 ', the position that raw water falls
Near the first flow 18 ' being formed by end cap 13 ' and shell 11 ' inwall, the right side that is, end cap 13 ' is formed with filter element 12 ' inwall
Runner, after so necessarily leading to raw water to enter shell 11 ', current are in the second flow channel being formed by filter element 12 ' and shell 11 ' inwall
19 ' skewness, most raw water trends towards the right side flow toward second flow channel 19 ', that is, preferentially under water inlet 15 '
Fang Liudong, and define high-velocity flow area in this side runner, so that the filter element 12 ' outside of this side is washed away by big flow velocity；On the contrary,
Discharge away from water inlet side (left side of second flow channel 19 ') is less, flow velocity relatively gentle that is to say, that filter element 12 ' outward
The downward eroding velocity of portion's circumference is also uneven, and therefore the filter element 12 ' outside on the right side of second flow channel 19 ' is easily in water purification catridge
Covered by silt after assembly 1 ' longtime running, lead to filter efficiency to reduce.
Content of the invention
The purpose of the present invention is to propose to a kind of improved filter cartridge construction, water purification catridge assembly and water purifier, solve existing
In technology, raw water enters the uneven problem of water-flow equation after the runner being formed by the periphery wall of filter element and the internal perisporium of shell.
For achieving the above object, the present invention provides technical scheme below：
A kind of filter cartridge construction, including filter element and the end cap being arranged on described cartridge top, described end cap is provided with uniformly
Current distribution structure.
Further, described uniform flow's distribution structure is the inclination declining towards its opposite side from the side of described end cap
Face structure.
Further, the scope of the angle between described inclined plane structure and horizontal plane is 1 °～3 °.
Further, described uniform flow's distribution structure is to extend to the tank of its opposite side from the side of described end cap.
Further, the number of described tank is at least one.
Further, described filter element is pp cotton filter core, active carbon filter core or composite filter element.
The present invention also provides a kind of water purification catridge assembly, including shell and setting filter cartridge construction in the housing, institute
State the filter cartridge construction that filter cartridge construction is in the various embodiments described above.
Further, described shell includes outlet and water inlet, and described outlet is arranged on the roof of described shell
Center, the side of the described outlet that described water inlet is located on the roof of described shell, described water inlet and described filter element knot
Uniform flow's distribution structure in structure is oppositely arranged.
The present invention also provides a kind of water purifier, and it includes the filter cartridge construction in the various embodiments described above.
Based on technique scheme, it is an advantage of the invention that：
Because the present invention is on the basis of existing filter cartridge construction, uniform flow's distribution knot will be provided with end cap therein
Structure, can enable the raw water current entering from the water inlet of water purification catridge assembly by shell by uniform flow's distribution structure
The runner that formed of periphery wall of internal perisporium and filter element in be uniformly distributed, such that it is able to make the periphery wall of filter element in circumferential direction
Raw water water-flow equation is more uniform, and then the impurity such as the silt rust of periphery wall circumferential direction all angles of filter element can be through
It is rinsed by high speed raw water current, and then can avoid in prior art due to the uneven caused length of raw water water-flow equation
After phase operation, the little one side of eroding velocity is covered by impurity such as silts and so that filter element filtering efficiency is declined and service life shortening
Technical problem.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the sectional view of water purification catridge assembly in prior art；
Fig. 2 is the front view of shell in Fig. 1；
Fig. 3 is the top view of shell in Fig. 1；
Fig. 4 is the axonometric chart of the end cap of cartridge top in Fig. 1；
Fig. 5 is the partial section of the water purification catridge assembly of one embodiment of the invention；
Fig. 6 is the axonometric chart of the end cap of cartridge top in Fig. 5.
Specific embodiment
For making purpose, technical scheme and advantage that the present invention is implemented clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from start to finish or class
As the label element that represents same or similar element or there is same or like function.Described embodiment is the present invention
A part of embodiment, rather than whole embodiments.Embodiment below with reference to Description of Drawings is exemplary it is intended to use
In the explanation present invention, and it is not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.Under
Face combines accompanying drawing and embodiments of the invention is described in detail.
In describing the invention it is to be understood that term " " center ", " longitudinal ", " horizontal ", "front", "rear",
The orientation of instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " or position relationship are based on accompanying drawing institute
The orientation showing or position relationship, are for only for ease of the description present invention and simplify description, rather than the dress of instruction or hint indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that protecting to the present invention
The restriction of scope.
What Fig. 5 and Fig. 6 represented is one embodiment of the present invention, and Fig. 5 is the partial section of water purification catridge assembly, figure
6 is the axonometric chart of the end cap of cartridge top, and arrow all instructions of in figure are current flow directions.First, with reference to Fig. 5 explanation filter
The composition of cored structure.Filter cartridge construction is shaped generally as drum, below on the basis of the drum of filter cartridge construction, to specify
Above-below direction, left and right directions, axial direction, circumferencial direction and radial direction.
Described filter cartridge construction includes filter element 3 and the end cap 4 being arranged on filter element 3 top, end cap 4 is provided with uniform flow and divides
Distribution structure, can enable the raw water current entering from the water inlet 6 of water purification catridge assembly 1 exist by uniform flow's distribution structure
It is uniformly distributed in the first flow 5 being formed in central column by the internal perisporium of shell 2 and the periphery wall of filter element 3, such that it is able to make filter
The periphery wall of core 3 is more uniform in the raw water water-flow equation of circumferential direction, and then the periphery wall circumferential direction all angles of filter element 3
The impurity such as silt rust can be rinsed via high speed raw water current, and then can avoid in prior art due to raw water
After the uneven caused longtime running of water-flow equation, the little one side of eroding velocity is covered by impurity such as silts and makes filter element filtering
The technical problem that efficiency declines and service life shortens.
In conjunction with Fig. 5 and Fig. 6, described uniform flow's distribution structure can be declined towards its opposite side from the side of end cap 4
Inclined plane structure 7.During use, the peak of inclined plane structure 7 is assemblied in water inlet 6 homonymy with shell 2, therefore, from
The raw water that the water inlet 6 of water purification catridge assembly 1 enters can drop to inclined plane structure 7 highest point, and a part of raw water can be along inclining
Ramp structure 7 accelerates flowing to water inlet 6 opposite side, remaining partial raw water still from water inlet 6 side by end cap 4 and
Second flow channel M between shell 2 flows downwardly into (as the arrow direction indication of in figure) in first flow 5.By this kind of version,
Can ensure that the opposite side of water inlet 6 is essentially identical with the water velocity of water inlet 6 lower section and flow, thus relatively improve into
The water velocity of the opposite side at the mouth of a river 6 and flow, and then make the silt of the peripheral outer wall of filter element 3 farther out from water inlet 6
The impurity such as rust can be rinsed by high-velocity flow, is that the filter efficiency of the service life and raising filter element 3 that extend filter element 3 provides
Advantage.
It should be noted that the surface of inclined plane structure 7 is not limited to a complete plane, it can allow this table
Face has certain radian, as long as this structure meets to present towards its opposite side from the side of end cap 4 declining.
Certainly, included angle A between the inclined plane structure 7 of end cap 4 and horizontal plane needs not interfere filter element 3 and shell 2
Premised on assembling, the included angle A of inclined plane structure 7 can carry out selecting to use between 1 °～3 ° in the present embodiment.
In fact, described uniform flow's distribution structure, in addition to can be using above-mentioned inclined plane structure 7, can also adopt
Such as dig the tank (not shown) in end cap 4 top surface, and make this tank extend to its opposite side from the side of end cap 4,
The number of this tank can be one or a plurality of.
During use, the opening side of this tank is assemblied in water inlet 6 homonymy with shell 2, then from water purification catridge assembly 1
Water inlet 6 enter partial raw water can drop in this tank, the raw water in this tank can be along this tank to water inlet 6 phase
Offside accelerates flowing, remaining partial raw water still from water inlet 6 side from second flow channel M between end cap 4 and shell 2 to
In lower inflow first flow 5.Identical with the effect of above-mentioned inclined plane structure 7, tank is equally to guide raw water to water inlet 6
Opposite side is it is ensured that the opposite side of water inlet 6 is essentially identical with the water velocity of water inlet 6 lower section and flow, so that water inlet 6
The water velocity of opposite side and flow be improved, and then make from water inlet 6 peripheral outer wall of filter element 3 farther out mud
The impurity such as husky rust can be rinsed by high-velocity flow, is the service life extending filter element 3 and the filter efficiency offer improving filter element 3
Advantage.
In the various embodiments described above, filter element 3 can use pp (polypropylene) cotton filter core, active carbon filter core or composite filter element, but not
It is limited to this.
Next, the composition of water purification catridge assembly 1 is described with reference to Fig. 5 and Fig. 6.Water purification catridge assembly 1 includes shell 2 and filter
Cored structure, wherein：This filter cartridge construction is arranged in shell 2, and it can be using the filter cartridge construction in the various embodiments described above.Filter element is tied
Structure includes filter element 3 and the end cap 4 being arranged on filter element 3 top.The periphery wall of filter element 3 forms first flow with the internal perisporium of shell 2
5.End cap 4 is provided with enables the raw water current entering from the water inlet 6 of water purification catridge assembly 1 uniformly to divide first flow 5
Described uniform flow's distribution structure of cloth.
By described uniform flow's distribution structure, the raw water water-flow equation in circumferential direction for the periphery wall of filter element 3 can be made
More uniform, thus the impurity such as silt rust of all angles in the periphery wall circumferential direction of filter element 3 can stand at a high speed
The flushing of raw water current, such that it is able to avoid in prior art after due to the uneven caused longtime running of raw water water-flow equation
The little one side of eroding velocity is covered by impurity such as silt rust and makes the technology that filter element 3 filter efficiency declines and service life shortens
Problem.
In the various embodiments described above, because shell 2 is in substantially cylindric, in order to coordinate the position of the central passage 8 of filter element 3,
The outlet 9 of shell 2, that is, the outlet 9 of water purification catridge assembly 1 be arranged on the roof center of shell 2, thus, water inlet 6 can only
It is arranged on the side positioned at outlet 9 outside outlet 9, being given in such as present embodiment.In consideration of it, water inlet 6 and institute
The uniform flow's distribution structure stated in filter cartridge construction is oppositely arranged, and so can ensure that the raw water entering from water inlet 6 drops to
In uniform flow's distribution structure, by uniform flow's distribution structure, the current of the raw water entering sufficiently are distributed, to the greatest extent may be used
Energy ground ensures the uniformity of raw water current in first flow 5.
Above-described embodiment is that the water inlet 6 according to water purification catridge assembly 1 is located at the situation of the side above end cap 4 to end cap
The improvement that 4 structure is made, certainly, is also not excluded for the situation that water inlet 6 is otherwise arranged in end cap 4, but
No matter in the face of which kind of set-up mode, as long as the version of the uniform flow's distribution structure on end cap 4 ensure that from water purification filtration
The raw water current that the water inlet 6 of core assembly 1 enters can be uniformly distributed in first flow 5.
Preferably, the peak of inclined plane structure 7 is arranged on the underface of the outlet of water inlet 6, or described runner
The opening of side is arranged on the underface of the outlet of water inlet 6.This would be even more beneficial to make entrance raw water suitable with speed faster
Inclined plane structure 7 or runner to water inlet 6 opposite side flowing it is ensured that in first flow 5 raw water current distributing uniformity, enter
One step is the service life extending filter element 3, and the filter efficiency improving filter element 3 provides advantage.
In the various embodiments described above, end cap 4 has central through hole 10, for connecting the water outlet of filter element 3 and water purification catridge assembly 1
Mouth 9.Filter element 3 has central passage 8, for housing water purification.Specifically, the outlet 9 of water purification catridge assembly 1 passes through on end cap 4
Central through hole 10 be in fluid communication with the central passage 8 of filter element 3.During work, the raw water in entrance first flow 5 is via filter element 3
Filtration, outside the impurity such as silt rust are blocked in filter element 3, and filter after water purification then penetrate into filter via filter element 3
In the central passage 8 of core 3, this water (flow) direction is as shown in the oblique arrow of in figure.In central passage 8, the water purification of storage is made in pressure
With under, discharged from the outlet 9 of water purification catridge assembly 1 by the central through hole 10 of end cap 4.
Assembly or disassembly between end cap 4 and shell 2 for convenience, the central through hole 10 along end cap 4 extends towards above it
It is formed with substantially cylinder-like structure 11, and, cylinder-like structure 11 is provided with external screw thread, for threadeding with shell 2.With this
Accordingly, can be allowed to be formed and threaded with cylinder-like structure 11 by the outlet 9 of shell 2 towards extending below
Structure.During use, can be after end cap 4 be assembled to the integral structure of filter element 3 top group, by the cylindrical shape knot on end cap 4
The structure of structure 11 alignment housings 2, mutually screws in until tightening fixing.
Similarly, water purification catridge assembly 1 is assembled to the other parts on water purifier for convenience, by outlet 9 towards it
Top extends and is formed substantially cylindric and have externally threaded first connecting portion 12, and water inlet 6 extends formation substantially towards above it
Cylindrical shape simultaneously has externally threaded second connecting portion 13.During use, by water purification catridge assembly 1 twist-on on water purifier.
" raw water " above refers to the water without purified treatment；" water purification " refers to the water after purified treatment.
The present invention also provides a kind of water purifier, and it includes the filter cartridge construction in the various embodiments described above, described water purifier its
It is partly prior art, the not reinflated description of here.
Finally it should be noted that:Above example is only not intended to limit in order to technical scheme to be described；To the greatest extent
Pipe has been described in detail to the present invention with reference to preferred embodiment, and those of ordinary skill in the art should be understood：Still
The specific embodiment of the present invention can be modified or equivalent is carried out to some technical characteristics；Without deviating from this
The spirit of bright technical scheme, it all should be covered in the middle of the technical scheme scope that the present invention is claimed.
Claims (9)
1. a kind of filter cartridge construction, including filter element (3) and the end cap (4) that is arranged on described filter element (3) top it is characterised in that：Institute
State and uniform flow's distribution structure is provided with end cap (4), described uniform flow's distribution structure is the side court from described end cap (4)
The inclined plane structure (7) declining to its opposite side.
2. filter cartridge construction as claimed in claim 1 it is characterised in that：Folder and horizontal plane between for the described inclined plane structure (7)
The scope at angle is 1 °～3 °.
3. filter cartridge construction as claimed in claim 1 it is characterised in that：Described filter element (3) be pp cotton filter core, active carbon filter core or
Composite filter element.
4. a kind of filter cartridge construction, including filter element (3) and the end cap (4) that is arranged on described filter element (3) top it is characterised in that：Institute
State and uniform flow's distribution structure is provided with end cap (4), described uniform flow's distribution structure is to prolong from the side of described end cap (4)
Extend the tank of its opposite side.
5. filter cartridge construction as claimed in claim 4 it is characterised in that：The number of described tank is at least one.
6. filter cartridge construction as claimed in claim 4 it is characterised in that：Described filter element (3) be pp cotton filter core, active carbon filter core or
Composite filter element.
7. a kind of water purification catridge assembly (1), including shell (2) with the filter cartridge construction that is arranged in described shell (2), its feature exists
In：Described filter cartridge construction is the filter cartridge construction as any one of claim 1 to 6.
8. water purification catridge assembly (1) as claimed in claim 7 it is characterised in that：Described shell (2) include outlet (9) and
Water inlet (6), described outlet (9) is arranged on the center of the roof of described shell (2), and described water inlet (6) is located at described outer
The side of the described outlet (9) on the roof of shell (2), described water inlet (6) is divided with the uniform flow in described filter cartridge construction
Distribution structure is oppositely arranged.
9. a kind of water purifier it is characterised in that：Including the filter cartridge construction as any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410568755.1A CN104258626B (en) | 2014-10-22 | 2014-10-22 | Filter core structure, water-purifying filter core assembly and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410568755.1A CN104258626B (en) | 2014-10-22 | 2014-10-22 | Filter core structure, water-purifying filter core assembly and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104258626A CN104258626A (en) | 2015-01-07 |
| CN104258626B true CN104258626B (en) | 2017-02-08 |
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ID=52150275
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410568755.1A Expired - Fee Related CN104258626B (en) | 2014-10-22 | 2014-10-22 | Filter core structure, water-purifying filter core assembly and water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104258626B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107823956A (en) * | 2017-11-29 | 2018-03-23 | 九阳股份有限公司 | Composite filter element component and water purifier |
| CN109731389B (en) * | 2019-02-20 | 2023-11-03 | 佛山市芯耀环保科技有限公司 | Filter core structure and water purification unit |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2447039Y (en) * | 2000-09-20 | 2001-09-12 | 刘新发 | Small drinking water purifying, ultraviolet sterilizing filter |
| CN2455706Y (en) * | 2000-11-23 | 2001-10-24 | 哈尔滨三元水工业科技发展有限责任公司 | Unitary drinking water treating apparatus |
| JP2003126613A (en) * | 2001-10-19 | 2003-05-07 | Toyo Element Industry Co Ltd | Oil filter |
| CN2602021Y (en) * | 2003-02-20 | 2004-02-04 | 康威斯 | Water furifier |
| CN2711137Y (en) * | 2004-06-08 | 2005-07-20 | 梁荣顺 | Water purification device |
| CN2794605Y (en) * | 2005-03-03 | 2006-07-12 | 湖州恒鑫塑料制品有限公司 | Filter core filter |
| WO2007094978A2 (en) * | 2006-02-09 | 2007-08-23 | Parker-Hannifin Corporation | Filter element with flow directing end cap |
| CN201263915Y (en) * | 2008-09-17 | 2009-07-01 | 陆永校 | Filtering bottle |
| CN201815209U (en) * | 2010-10-19 | 2011-05-04 | 德州富路车业有限公司 | Novel air filter |
| CN103785220B (en) * | 2014-01-17 | 2016-01-20 | 苏州市清泽环境技术有限公司 | A kind of building rain water filtering device |
| CN204170502U (en) * | 2014-10-22 | 2015-02-25 | 珠海格力电器股份有限公司 | A kind of filter cartridge construction, water purification catridge assembly and water purifier |
-
2014
- 2014-10-22 CN CN201410568755.1A patent/CN104258626B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104258626A (en) | 2015-01-07 |
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