CN211886281U - Compound filter element group spare and water purification system - Google Patents
Compound filter element group spare and water purification system Download PDFInfo
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- CN211886281U CN211886281U CN202020186746.7U CN202020186746U CN211886281U CN 211886281 U CN211886281 U CN 211886281U CN 202020186746 U CN202020186746 U CN 202020186746U CN 211886281 U CN211886281 U CN 211886281U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000000746 purification Methods 0.000 title claims abstract description 13
- 150000001875 compounds Chemical class 0.000 title abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 35
- 229910052799 carbon Inorganic materials 0.000 claims description 26
- 239000002131 composite material Substances 0.000 claims description 20
- 239000004743 Polypropylene Substances 0.000 claims description 19
- 239000012528 membrane Substances 0.000 claims description 15
- 238000000108 ultra-filtration Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 7
- -1 polypropylene Polymers 0.000 claims description 7
- 229920001155 polypropylene Polymers 0.000 claims description 7
- 239000003575 carbonaceous material Substances 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 229910010293 ceramic material Inorganic materials 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 14
- 238000001914 filtration Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 208000005168 Intussusception Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/26—Further operations combined with membrane separation processes
- B01D2311/2649—Filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/08—Flow guidance means within the module or the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The utility model provides a compound filter element group spare and water purification system, compound filter element group spare include center tube (1), center tube (1) are made for the material that can allow the fluid circulation, the internal week side of center tube (1) or the inside support chassis (2) that still are provided with of entity of center tube (1), just center tube (1) with support chassis (2) integrated into one piece sets up. Through the utility model discloses the structural strength of carbon-point has directly been strengthened to the support chassis, does not occupy actual space again, has simplified the structure, need not to be fixed in filter media center tube with the mount at the assembling process of filter core intraduct for the installation is maintained more simply, has reduced the holistic size of filter core.
Description
Technical Field
The utility model belongs to the technical field of the water purification, concretely relates to compound filter element group spare and water purification system.
Background
Patent number CN209428257U discloses a compound filter element group spare and water purification system, but its rearmounted carbon-layer and center tube are mutually independent, and the rearmounted carbon-layer carries out removable the being connected with the center tube, and the structure is still comparatively complicated.
Patent number CN110255744A discloses a composite filter element assembly and water purification system, wherein the second-stage pretreatment filter element disclosed in the patent is a tubular structure made of activated carbon fiber, and the radial inner side of the second-stage pretreatment filter element is further provided with a support framework of the tubular structure. The supporting framework is used for increasing the strength of the cylindrical activated carbon and playing a role in supporting and protecting.
Patent number CN208500582U discloses a composite filter core and have its water system, and composite filter core is owing to adopt a plurality of PP layers and carbon fiber layer to constitute, therefore pollutant carrying capacity is strong and be difficult to the jam.
Because multistage filter element group spare among the prior art is because the second grade filters rearmounted carbon-point structural strength itself inadequately, for increasing its structural strength, increase of service life adopts support chassis and rearmounted carbon-point cooperation to use, but this kind of mode has increased the cost for the holistic size of filter core structure increases to some extent, and the structure is more complicated, consequently the utility model discloses study design a compound filter element group spare and water purification system.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming multistage filter element group spare among the prior art and having support chassis and rearmounted carbon-point cooperation to use and make the holistic size of filter core structure defect such as increase to some extent to a compound filter element group spare and water purification system are provided.
The utility model provides a compound filter element group spare, it includes:
including the center tube, the center tube is made for the material that can allow the fluid circulation, the internal week side of center tube or the entity inside of center tube still is provided with support chassis, just the center tube with support chassis integrated into one piece sets up.
Preferably, the first and second electrodes are formed of a metal,
the integral molding manner includes at least one of injection molding and casting.
Preferably, the first and second electrodes are formed of a metal,
the center tube is cylindrical structure, support skeleton also is cylindrical structure, and is located between the interior outer wall of center tube.
Preferably, the first and second electrodes are formed of a metal,
the supporting framework is provided with at least one through hole penetrating through the inner peripheral wall and the outer peripheral wall.
Preferably, the first and second electrodes are formed of a metal,
the center tube is cylindric structure, the support chassis be helical structure, and wear to establish set up in inside the entity of center tube.
Preferably, the first and second electrodes are formed of a metal,
still include the fine treatment filter core, the fine treatment filter core is roll up the membrane, just roll up formula membrane and coil up the setting and be in the center tube periphery.
Preferably, the first and second electrodes are formed of a metal,
the filter material that can allow the fluid to pass through includes: at least one of a carbon material, a polypropylene pp material and a ceramic material; and/or the fine treatment filter element is a reverse osmosis membrane.
Preferably, the first and second electrodes are formed of a metal,
the central tube is of a cylindrical carbon rod structure consisting of the carbon material; or the central pipe is of a cylindrical PP structure made of the polypropylene PP material; or the central tube is of a cylindrical ceramic tube structure made of the ceramic material.
Preferably, the first and second electrodes are formed of a metal,
the filter core pretreatment device also comprises a first-stage pretreatment filter core and a second-stage pretreatment filter core, wherein the first-stage pretreatment filter core is arranged at the radial periphery of the second-stage pretreatment filter core;
the first-stage pretreatment filter element is made of PP cotton, and the second-stage pretreatment filter element is made of activated carbon; and/or the first-stage pretreatment filter element is of a cylindrical structure, and the second-stage pretreatment filter element is of a cylindrical structure; and/or the presence of a gas in the gas,
still include ultrafiltration filter core, set up in the radial inner periphery of center tube, ultrafiltration filter core is at least one.
The utility model also provides a water purification system, it includes preceding arbitrary compound filter element group spare.
The utility model provides a pair of compound filter element group spare and water purification system has following beneficial effect:
the utility model discloses a week side or the inside support chassis that sets up of entity in the center tube can form supporting role to the center tube effectively, and support chassis and center tube integrated into one piece processing, and the structural strength of carbon-point has directly been strengthened to the support chassis, does not occupy the space of reality again, has simplified the structure, need not to be fixed in the filter media center tube with the mount inside the assembling process of filter core for the installation is maintained more simply, has reduced the holistic size of filter core.
Drawings
Fig. 1 is a schematic structural view of an inner central tube + supporting framework of a composite filter element assembly according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of the support frame of FIG. 1;
figure 3 is a schematic diagram of the structure of the inner central tube and the supporting framework of the composite filter element assembly of the embodiment 2 of the invention;
FIG. 4 is a schematic structural view of the support armature of FIG. 3;
fig. 5 is a schematic view of the internal structure of the composite filter element assembly of the present invention.
The reference numbers in the figures denote:
1. a central tube; 2. a support framework; 21. a through hole; 3. finely processing the filter element; 41. a first stage pretreatment filter element; 42. a second stage pre-treatment filter element; 5. and (4) an ultrafiltration filter element.
Detailed Description
As shown in fig. 1-5, the present invention provides a composite filter element assembly, comprising:
including center tube 1, center tube 1 is made for the material that can allow the fluid circulation, the week side of center tube 1 or the inside support frame 2 that still is provided with of entity of center tube 1, just center tube 1 with support frame 2 integrated into one piece sets up. The utility model discloses a week side or the inside support chassis that sets up of entity in the center tube can form supporting role to the center tube effectively, and support chassis and center tube integrated into one piece processing, and the structural strength of carbon-point has directly been strengthened to the support chassis, does not occupy the space of reality again, has simplified the structure, need not to be fixed in the filter media center tube with the mount inside the assembling process of filter core for the installation is maintained more simply, has reduced the holistic size of filter core.
The carbon rod central tube plays a role in improving the mouthfeel. Because the characteristics of carbon structure fragility, easy rupture, the inboard meeting erection bracing frame of traditional carbon-point structure, so in the use of filter core, the support frame and the laminating of carbon-point play the effect of support protection carbon-point, can prolong the life of carbon-point, practice thrift the cost. The utility model discloses in the direction that present water purifier filter core research and development is concentrated on filter core structure integrates, the integration, for reducing the volume after the filter core assembly, practice thrift the cost, increase the life of carbon-point, also practiced thrift the installation procedure, adopted carbon-point and bearing structure integrated into one piece, with the support frame built-in the middle of the carbon-point layer, both reduced the installation of support frame, practiced thrift occuping of support frame space again, strengthened the intensity of carbon-point, promoted the life of carbon-point.
Preferably, the first and second electrodes are formed of a metal,
the integral molding manner includes at least one of injection molding and casting. This is the utility model discloses an integrated into one piece can make into a body structure with center tube and supporting framework effectively through moulding plastics or casting, and the split can not, convenient assembly, and the volume effectively reduces, has still strengthened structural strength.
Example 1, as shown in fig. 1-2, preferably,
the central tube 1 is of a cylindrical structure, and the supporting framework 2 is also of a cylindrical structure and is positioned inside the entity of the central tube 1 (namely between the inner wall and the outer wall). This is the preferred structural style of the center tube and the supporting framework of embodiment 1 of the present invention, i.e. the supporting framework is located inside the center tube (i.e. between the inner and outer walls), and the center tube and the supporting framework are integrally formed by injection molding or casting.
Preferably, the first and second electrodes are formed of a metal,
the supporting framework 2 is provided with at least one through hole 21 penetrating between the inner peripheral wall and the outer peripheral wall. This is the utility model discloses embodiment 1's support chassis's further preferred structural style can effectively switch on the effect with the fluid that the center tube mesostream came through the through-hole to make the fluid can effectively get into the internal peripheral side of carbon-point center tube.
Example 1, as shown in fig. 1-2, preferably,
the central tube 1 is of a cylindrical structure, and the support framework 2 is of a spiral structure and is arranged inside the solid body of the central tube 1 in a penetrating mode. This is the preferred structural style of the center tube and the supporting framework of embodiment 2 of the present invention, that is, the supporting framework is a spiral structure and is located inside the solid structure of the center tube, and the two are integrally formed by injection molding or casting.
The supporting structure in the carbon rod central tube can have a plurality of different structural forms, and the structure in any shape is adopted, so that the overall structural strength of the carbon rod is enhanced. Preferably, the spiral structure is formed integrally with the carbon rod and is wrapped in the carbon rod as shown in fig. 4; the carbon rod can be preferably in a barrel shape as shown in figure 2, and the barrel is densely provided with holes, so that the carbon rod can be supported, the water quality of the carbon rod can not be influenced, and the taste can be enhanced. Preferably, the support frame can be in other structural forms.
Preferably, the first and second electrodes are formed of a metal,
the filter core is characterized by further comprising a fine treatment filter core 3, wherein the fine treatment filter core 3 is a roll-up membrane, and the roll-up membrane is wound on the periphery of the central tube 1. This is the utility model discloses a composite filter element's preferred structural style through the form that sets up of roll formula membrane, can make it roll up and establish on the center tube, plays meticulous filterable effect to water, and the taste of water can be improved to impurity etc. in the adsorbable aquatic of concrete carbon-point structure. The carbon rod is arranged in the composite filter element, and the upper end and the lower end of the carbon rod are fixedly arranged in the clamping groove and are detachably arranged. After the carbon rod is used for a period of time, or the carbon rod can be replaced in time when the carbon rod goes wrong, and the carbon rod is convenient to disassemble and assemble.
Preferably, the first and second electrodes are formed of a metal,
the filter material that can allow the fluid to pass through includes: at least one of a carbon material, a polypropylene pp material and a ceramic material; and/or the fine treatment filter element 3 is a reverse osmosis membrane. This is the utility model discloses an effective passing through of allowable water can be realized to the preferred material of filter media material, can also carry out the filter action to the water through it in addition, can also form the filter effect of one-level when realizing the support function with the center tube, has overcome because the defect of the volume increase that the filter core progression increases and bring, reduces the volume, saves the cost.
Preferably, the first and second electrodes are formed of a metal,
the central tube 1 is of a cylindrical carbon rod structure made of the carbon material; or the central pipe 1 is in a cylindrical PP structure formed by the polypropylene PP material; or, the central tube 1 is a cylindrical ceramic tube structure made of the ceramic material. The utility model discloses can allow the filter media that fluid passed through can include: carbon rods, cylindrical polypropylene pp material filter materials, ceramic tubes and the like are preferably used for improving the taste of carbon as the material of the central tube of the roll-type membrane element, so that the plastic central tube used by the existing roll-type membrane can be abandoned, the use of the plastic central tube of the existing roll-type membrane element is avoided, and one membrane element can have two-stage filtering functions; the carbonaceous central tube is utilized, so that the subsequent reuse of the taste filter element can be avoided, and the membrane element integrates two-stage filtering functions of a fine filtering filter element and a rear taste filter element; the carbonaceous central tube does not have macroscopic macropore, and its surface is covered with structural micropore, compares in the visual macroporous central tube of traditional working of plastics, and roll-type diaphragm produced water is collected more easily. The PP cylindrical central tube can effectively remove various particle impurities in the filtered liquid, has a multilayer depth structure, large pollutant carrying capacity, large filtering flow, small pressure difference, no chemical adhesive, higher sanitation, higher safety, acid resistance, alkali resistance, organic solution and oil resistance, good chemical stability and integration of surface, deep layer and coarse and fine filtering; has the characteristics of large flow, corrosion resistance, high pressure resistance, low cost and the like. Used for blocking large granular substances such as rust, silt, worm eggs and the like in water. The ceramic tube-shape center tube can filter, antibiotic and activation treatment drinking water, harmful removal chlorine residue and suspended pollutant, organic chemical substance, colour and peculiar smell, can filter out the drinking water that reaches certain drinking standard through using this filter core.
Preferably, the first and second electrodes are formed of a metal,
the filter further comprises a first-stage pretreatment filter element 41 and a second-stage pretreatment filter element 42, wherein the first-stage pretreatment filter element 41 is arranged on the radial periphery of the second-stage pretreatment filter element 42;
the first-stage pretreatment filter element 41 is made of PP cotton, and the second-stage pretreatment filter element 42 is made of activated carbon; and/or the first-stage pretreatment filter element 41 is of a cylindrical structure, and the second-stage pretreatment filter element 42 is of a cylindrical structure; and/or the presence of a gas in the gas,
the device also comprises an ultrafiltration filter element 5 and at least one ultrafiltration filter element 5, wherein the ultrafiltration filter element 5 is arranged on the radial inner periphery of the central tube 1. This is the utility model discloses a material respectively of two-stage preliminary treatment filter core to and preferred structural style, can cross large granule impurity such as silt through the PP cotton, the active carbon can adsorb chlorine residue etc. and cylindric structure can conveniently carry out inside and outside intussusception. The preferred structure form of the post-filter element can perform effective sterilization and filtration on water through the ultrafiltration filter element, and the post-filter element is preferred.
The utility model also provides a water purification system, it includes preceding arbitrary compound filter element group spare.
The utility model discloses with support chassis and carbon-point center tube processing as integrated into one piece filter core, support chassis has directly strengthened the structural strength of carbon-point, does not occupy actual space again, has simplified the structure for the installation is maintained more simply, has reduced the holistic size of filter core. In the manufacturing process of earlier stage filter media, can be with support and filter media material integrated into one piece, the higher filter media of final formation structural strength need not to be fixed in the filter media center tube portion with the mount in the assembling process of filter core, convenient assembly. The preferred support is a spiral support to enhance the strength of the filter material.
The carbon rod central tube is arranged in the composite filter element, water flows through the pump, the first stage pretreatment, the second stage pretreatment, the RO filter element, the rear carbon central tube, the rear ultrafiltration and the like, and when the strength of the carbon rod is insufficient, the carbon rod arranged in the support frame is adopted, so that the strength requirement of the carbon rod can be met. Therefore, the integrally formed carbon rod structure has wide application range and can be adopted.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A composite filter element assembly, comprising: the method comprises the following steps:
including center tube (1), center tube (1) is made for the material that can allow the fluid circulation, the week side of center tube (1) or the inside support chassis (2) that still is provided with of the entity of center tube (1), just center tube (1) with support chassis (2) integrated into one piece sets up.
2. The composite filter element assembly of claim 1, wherein:
the integral molding manner includes at least one of injection molding and casting.
3. The composite filter element assembly of claim 1 or 2, wherein:
the central tube (1) is of a cylindrical structure, and the supporting framework (2) is also of a cylindrical structure and is located between the inner wall and the outer wall of the central tube (1).
4. The composite filter element assembly of claim 3, wherein:
the supporting framework (2) is provided with at least one through hole (21) penetrating through the inner peripheral wall and the outer peripheral wall of the supporting framework.
5. The composite filter element assembly of claim 1 or 2, wherein:
the central tube (1) is of a cylindrical structure, and the support framework (2) is of a spiral structure and is arranged inside the solid body of the central tube (1) in a penetrating mode.
6. The composite filter element assembly according to any one of claims 1-2, wherein:
the filter core is characterized by further comprising a fine treatment filter core (3), wherein the fine treatment filter core (3) is a roll-type membrane, and the roll-type membrane is wound on the periphery of the central tube (1).
7. The composite filter element assembly of claim 6, wherein:
the filter material that can allow the fluid to pass through includes: at least one of a carbon material, a polypropylene pp material and a ceramic material; and/or the fine treatment filter element (3) is a reverse osmosis membrane.
8. The composite filter element assembly of claim 7, wherein:
the central tube (1) is of a cylindrical carbon rod structure consisting of the carbon material; or the central pipe (1) is of a cylindrical PP structure made of the polypropylene PP material; or the central tube (1) is a cylindrical ceramic tube structure made of the ceramic material.
9. The composite filter element assembly according to any one of claims 1-2, wherein:
the filter element also comprises a first-stage pretreatment filter element (41) and a second-stage pretreatment filter element (42), wherein the first-stage pretreatment filter element (41) is arranged at the radial periphery of the second-stage pretreatment filter element (42);
the first-stage pretreatment filter element (41) is made of PP cotton, and the second-stage pretreatment filter element (42) is made of activated carbon; and/or the first-stage pretreatment filter element (41) is of a cylindrical structure, and the second-stage pretreatment filter element (42) is of a cylindrical structure; and/or the presence of a gas in the gas,
still include ultrafiltration filter core (5), set up in the radial inner periphery of center tube (1), ultrafiltration filter core (5) are at least one.
10. A water purification system, its characterized in that: comprising the composite filter element assembly of any of claims 1-9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910713454 | 2019-08-02 | ||
| CN2019107134546 | 2019-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211886281U true CN211886281U (en) | 2020-11-10 |
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| CN202020186724.0U Active CN211886280U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
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| CN202010103163.8A Withdrawn CN111229055A (en) | 2019-08-02 | 2020-02-19 | A composite filter element assembly and water purification system |
| CN202010103362.9A Active CN111185098B (en) | 2019-08-02 | 2020-02-19 | A water purifier filter core central tube, a rolled membrane assembly and a composite filter core assembly |
| CN202020187695.XU Active CN211886283U (en) | 2019-08-02 | 2020-02-19 | Central tube for roll type membrane, roll type membrane component and water purification system |
| CN202020186746.7U Active CN211886281U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
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| CN202010103186.9A Pending CN111229056A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020191911.8U Active CN211886284U (en) | 2019-08-02 | 2020-02-19 | Purifier filter core center tube, spiral wound membrane module and compound filter core subassembly |
| CN202020186723.6U Active CN211886279U (en) | 2019-08-02 | 2020-02-19 | Roll up formula membrane module, compound filter element group spare and water purification system |
| CN202020186747.1U Active CN212091724U (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
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| CN202010103366.7A Pending CN111185100A (en) | 2019-08-02 | 2020-02-19 | Central tube for roll type membrane, roll type membrane component and water purification system |
| CN202010103184.XA Pending CN111185096A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
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| CN202010105862.6A Active CN112295417B (en) | 2019-08-02 | 2020-02-19 | A center pipe for roll-type membrane, roll-type membrane module and water purification system |
| CN202010103189.2A Pending CN111185097A (en) | 2019-08-02 | 2020-02-19 | Roll up formula membrane module, compound filter element group spare and water purification system |
| CN202020187693.0U Active CN212142159U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103151.5A Pending CN111229054A (en) | 2019-08-02 | 2020-02-19 | A composite filter element assembly and water purification system |
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| CN202010105797.7A Pending CN111318175A (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
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| CN202020186724.0U Active CN211886280U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103364.8A Active CN111185099B (en) | 2019-08-02 | 2020-02-19 | Composite filter element assembly and water purification system |
| CN202010103163.8A Withdrawn CN111229055A (en) | 2019-08-02 | 2020-02-19 | A composite filter element assembly and water purification system |
| CN202010103362.9A Active CN111185098B (en) | 2019-08-02 | 2020-02-19 | A water purifier filter core central tube, a rolled membrane assembly and a composite filter core assembly |
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| CN202020191911.8U Active CN211886284U (en) | 2019-08-02 | 2020-02-19 | Purifier filter core center tube, spiral wound membrane module and compound filter core subassembly |
| CN202020186723.6U Active CN211886279U (en) | 2019-08-02 | 2020-02-19 | Roll up formula membrane module, compound filter element group spare and water purification system |
| CN202020186747.1U Active CN212091724U (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
| CN202010105792.4A Pending CN111185101A (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
| CN202010103366.7A Pending CN111185100A (en) | 2019-08-02 | 2020-02-19 | Central tube for roll type membrane, roll type membrane component and water purification system |
| CN202010103184.XA Pending CN111185096A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020186722.1U Active CN211886278U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020186748.6U Active CN212091725U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020186721.7U Active CN211886277U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010105862.6A Active CN112295417B (en) | 2019-08-02 | 2020-02-19 | A center pipe for roll-type membrane, roll-type membrane module and water purification system |
| CN202010103189.2A Pending CN111185097A (en) | 2019-08-02 | 2020-02-19 | Roll up formula membrane module, compound filter element group spare and water purification system |
| CN202020187693.0U Active CN212142159U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103151.5A Pending CN111229054A (en) | 2019-08-02 | 2020-02-19 | A composite filter element assembly and water purification system |
| CN202010105864.5A Pending CN111185102A (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202010105797.7A Pending CN111318175A (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
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| CN111185099A (en) * | 2019-08-02 | 2020-05-22 | 珠海格力电器股份有限公司 | A composite filter element assembly and water purification system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185099A (en) * | 2019-08-02 | 2020-05-22 | 珠海格力电器股份有限公司 | A composite filter element assembly and water purification system |
| CN111185099B (en) * | 2019-08-02 | 2024-11-15 | 珠海格力电器股份有限公司 | Composite filter element assembly and water purification system |
Also Published As
| Publication number | Publication date |
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| CN211886279U (en) | 2020-11-10 |
| CN111185097A (en) | 2020-05-22 |
| CN111185102A (en) | 2020-05-22 |
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| CN211886278U (en) | 2020-11-10 |
| CN111185098A (en) | 2020-05-22 |
| CN112295417B (en) | 2023-04-25 |
| CN211886282U (en) | 2020-11-10 |
| WO2021164335A1 (en) | 2021-08-26 |
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| CN111185099A (en) | 2020-05-22 |
| CN211886283U (en) | 2020-11-10 |
| CN111185100A (en) | 2020-05-22 |
| CN211886277U (en) | 2020-11-10 |
| CN211886285U (en) | 2020-11-10 |
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