CN212091725U - 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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- CN212091725U CN212091725U CN202020186748.6U CN202020186748U CN212091725U CN 212091725 U CN212091725 U CN 212091725U CN 202020186748 U CN202020186748 U CN 202020186748U CN 212091725 U CN212091725 U CN 212091725U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 181
- 238000000746 purification Methods 0.000 title claims abstract description 19
- 150000001875 compounds Chemical class 0.000 title abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 20
- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000002203 pretreatment Methods 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims description 51
- 238000007789 sealing Methods 0.000 claims description 46
- 239000004743 Polypropylene Substances 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 238000000108 ultra-filtration Methods 0.000 claims description 9
- 238000001471 micro-filtration Methods 0.000 claims description 5
- 238000001728 nano-filtration Methods 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 238000001223 reverse osmosis Methods 0.000 claims description 5
- 239000003575 carbonaceous material Substances 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 21
- 230000009471 action Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 21
- 239000002184 metal Substances 0.000 description 21
- 229920000742 Cotton Polymers 0.000 description 6
- 238000009826 distribution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 244000261422 Lysimachia clethroides Species 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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- 239000002351 wastewater Substances 0.000 description 1
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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 includes: the device comprises a bottle body (604) and a multi-stage filter element arranged inside the bottle body, wherein the multi-stage filter element comprises a pretreatment filter element, a fine filtration filter element (203) and a post-treatment filter element group; the post-treatment filter element group comprises a central tube (602) made of permeable filter material; the fluid is filtered sequentially through the pre-treatment filter element, the fine filter element, and the post-treatment filter element group. Through the utility model discloses a center tube itself just can form the filterable effect of one-level, has realized that the integration of center tube structure function, make it not only can support a roll formula membrane and collect and produce water and can also realize the filtering action, does benefit to effectively reducing of complete machine volume.
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
The core spare part of purifier is the filter core of performance filtering capability, and traditional purifier contains multistage filter core, and the bottle is in large quantity and causes the complete machine volume to be bigger than normal, and the filter core at different levels trades the core cycle inconsistent, increases and trades the core inconvenient nature. In recent years, the small volume of the water purifier becomes an industry development trend, and more multi-stage composite filter elements are used on products. However, most of the existing composite filter elements are two-stage composite and three-stage composite, and compared with the traditional water purifier containing a single-stage filter element, the volume of the composite filter element is obviously reduced. However, if the multi-stage filter element of the filter element composite water purifier can play a purifying role, the volume of the water purifier can be further reduced.
Because the purifier among the prior art exists and to add multistage filtration but lead to the volume great, and exist when each filter core exclusive use to trade the core cycle inconsistent and bring frequently technical problem such as core changing in order to guarantee the filter effect, 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 the defect that can also reduce the space volume when the purifier among the prior art exists the more excellent filter effect of unable assurance 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:
the device comprises a bottle body and a multi-stage filter element arranged in the bottle body, wherein the multi-stage filter element comprises a pretreatment filter element, a fine filtration filter element and a post-treatment filter element group; the post-treatment filter element group comprises a central tube made of water-permeable filter material; the fluid is filtered sequentially through the pre-treatment filter element, the fine filter element, and the post-treatment filter element group.
Preferably, the first and second electrodes are formed of a metal,
the multistage filter element is a filter element with more than five stages, the pretreatment filter element comprises a first-stage pretreatment filter element and a second-stage pretreatment filter element, and the post-treatment filter element group also comprises a post-treatment filter element; the fluid is filtered by sequentially passing through the first-stage pretreatment filter element, the second-stage pretreatment filter element, the fine filtering filter element, the central tube and the post-treatment filter element.
Preferably, the first and second electrodes are formed of a metal,
the first-stage pretreatment filter element is made of PP (polypropylene); and/or the second-stage pretreatment filter element is a sintered carbon rod; and/or the fine filtering filter element is a roll type reverse osmosis filter element or a roll type nanofiltration filter element; and/or, the filter media material that can permeate water includes: at least one of a carbon material, a polypropylene pp material and a ceramic material; and/or the post-treatment filter element is made of a micro-filtration membrane and/or an ultrafiltration membrane.
Preferably, the first and second electrodes are formed of a metal,
the radial inner side of the central tube is also provided with a supporting sleeve with a cylindrical structure, and the supporting sleeve is also provided with at least one water through hole.
Preferably, the first and second electrodes are formed of a metal,
the first-stage pretreatment filter element and the second-stage pretreatment filter element are located at the same height and are arranged inside and outside, and the first-stage pretreatment filter element is sleeved outside the second-stage pretreatment filter element.
Preferably, the first and second electrodes are formed of a metal,
the fine filtering filter element is positioned below the first-stage pretreatment filter element or the second-stage pretreatment filter element, the central tube is sleeved inside the fine filtering filter element, and the post-treatment filter element is sleeved inside the central tube.
Preferably, the first and second electrodes are formed of a metal,
the interior of the center tube has a sixth cavity in which the aftertreatment cartridge is disposed.
Preferably, the first and second electrodes are formed of a metal,
the bottom of the bottle body is provided with a pure water outlet, and the lower end of the post-treatment filter element is communicated with the pure water outlet.
Preferably, the first and second electrodes are formed of a metal,
the bottom of the bottle body is also provided with a concentrated water outlet, and the lower end of the fine filtering filter element can be communicated with the concentrated water outlet.
Preferably, the first and second electrodes are formed of a metal,
the top end of the bottle body is provided with a first connecting end cover so as to seal the upper end of the bottle body; and/or a second connecting end cover is arranged at the upper ends of the first-stage pretreatment filter element and the second-stage pretreatment filter element, and the second connecting end cover is fixedly arranged on the bottle body; and/or a third connecting end cover is arranged at the bottom end of the first-stage pretreatment filter element and the second-stage pretreatment filter element, and a water passing channel formed by ribs is arranged on the outer wall of the third connecting end cover;
and/or a fourth connecting end cover is arranged above the central pipe; and/or a fifth connecting end cover is arranged at the lower end of the post-treatment filter element; and/or a sixth connecting end cover is further arranged at the lower end of the fine filtering filter element, and a water passing channel formed by ribs is arranged on the outer wall of the sixth connecting end cover.
Preferably, the first and second electrodes are formed of a metal,
a first sealing element is arranged on the upper part of the fine filtering filter element and the inner wall of the third connecting end cover; and/or a second sealing element is arranged between the lower part of the fine filtering filter element and the sixth connecting end cover; and/or a third sealing element is arranged on the outer wall of the lower end of the sixth connecting end cover; and/or the lower end of the central pipe is also provided with a water outlet joint, and the periphery of the lower end of the water outlet joint is also provided with a fourth sealing element.
Preferably, the first and second electrodes are formed of a metal,
a first cavity is formed between the bottom of the sixth connecting end cover and the bottle body; and/or a second cavity is formed between the periphery of the fine filtering filter element and the bottle body; and/or a third cavity is formed between the periphery of the first-stage pretreatment filter element and the bottle body; and/or the interior of the second-stage pretreatment filter element is provided with a fourth cavity extending in the vertical direction; and/or a fifth cavity is arranged between the third connecting end cover and the second sealing element; and/or a seventh cavity is formed between the bottom end of the post-treatment filter element and the central tube; and/or an eighth cavity is formed between the bottom of the fine filtering filter element and the sixth connecting end cover, a ninth cavity is formed between the inner wall of the lower end of the sixth connecting end cover and the outer wall of the lower end of the water outlet joint, the upper end of the ninth cavity is communicated with the eighth cavity, and the lower end of the ninth cavity is communicated with the concentrated water outlet.
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 set up the filter core more than five grades in bottle, along the flowing direction fluid pass through in proper order the first order preliminary treatment filter core, the second grade preliminary treatment filter core, meticulous filter core, the center tube with the aftertreatment filter core is filtered, integral type composite filter core, it contains five grades of filter cores, can use alone on the purifier to exert purification performance, compare current single-stage filter core or second grade, tertiary or even four-stage filter core, can realize five grades of filter effects in a bottle, can also make filter core subassembly and even purifier volume miniaturization when effectively improving filter effect, the filter core collects five grades of filter functions integratively, the life-span of each filter core has been matchd in the design, and considered the volume, so can not cause bulky, only can be than when single filter core small; all water inlets such as a water inlet, a pure water outlet, a concentrated water outlet and the like are arranged at one end of the bottle body, so that the problem of large space occupation ratio caused by the distribution of two ends of the interface can be effectively avoided;
and set up the filter core in through a bottle, it is integrative that the five-stage filtering function of effective collection, the life-span of each filter core has been matchd during the design, compare in single-stage filter core or second grade, life-span between the bottle of tertiary even level four filter core does not match and leads to trading the inconsistent problem in core cycle, bring the frequent problem of trading the core, the life of the inside filter core of bottle is all unanimous basically when changing inside filter core, consequently, trade the core cycle unanimous, an organic whole trade the core, the frequent problem of trading that the inconsistent core cycle of trading that exists when effectively avoiding each filter core exclusive use brought.
Drawings
FIG. 1 is a schematic view of the three-dimensional internal structure (flow path direction) of the composite filter element assembly of the present invention and the structures of the filter element portion and the central tube, etc. are marked;
FIG. 2 is a schematic perspective internal view of the composite filter element assembly of FIG. 1 with the seal portion and cavity portion labeled;
FIG. 3 is a schematic view of the external structure of the composite filter element assembly of the present invention;
fig. 4 is a structural diagram of the water purification system of the present invention.
The reference numbers in the figures denote:
10. a composite filter element; 200. a filter element; 201. a first stage pretreatment filter element; 202. a second stage pre-treatment filter element; 203. a fine filtration filter element; 205. post-treatment of the filter element; 301. a first seal member; 302. a second seal member; 303. a third seal member; 304. a fourth seal member; 401. a first connecting end cap; 402. a second connecting end cap; 403. a third connecting end cap; 404. a fourth connecting end cap; 405. a fifth connecting end cover; 406. a sixth connecting end cover; 501. a first cavity; 502. a second cavity; 503. a third cavity; 504. a fourth cavity; 505. a fifth cavity; 506. a sixth cavity; 507. a seventh cavity; 508. an eighth cavity; 509. a ninth cavity; 601. a handle; 602. a central tube; 604. a bottle body; 701. a water inlet; 702. a concentrated water outlet; 703. a pure water outlet; 202b, a support sleeve; 202a, a water through hole; 801. a water inlet valve; 802. a pump; 804. a waste water valve, 805; a faucet switch; 806. a gooseneck faucet; 901. a water inlet one-way valve; 902. a dense water stop valve; 903. a pure water stop valve.
Detailed Description
As shown in fig. 1-4, the present invention provides a composite filter element assembly, comprising:
the bottle body 604 and the multi-stage filter elements arranged inside the bottle body comprise a pretreatment filter element, a fine filtration filter element 203 and a post-treatment filter element group; the post-treatment filter element group comprises a central tube 602 made of permeable filter material; the fluid is filtered by passing through the pretreatment filter element, the fine filter element and the post-treatment filter element group in sequence; a water inlet 701 is arranged at the bottom or the top of the bottle body 604, and a pure water outlet 703 and a concentrated water outlet 702 are arranged on the bottle body 604 and on the same side with the water inlet.
The utility model discloses a pass through the center tube with the purifier through the filter media material preparation that can permeate water, can make water can flow through the center tube that this filter media material was makeed, thereby form one-level filtering action to water, can make improve the structure that the filter effect needs increase the filter core technique among the prior art, can just form the filterable effect of one-level through center tube itself, the integration of center tube structure function has been realized, it not only can support a roll formula membrane and collect and produce water and can also realize the filtering action, the increase of filter core volume has been reduced effectively, do benefit to effectively reducing of complete machine volume. Still through set up the support sleeve at the radial inboard of the inner wall of center tube, can play the supporting role to the material that has filtering capability (because it has filtering role, its structural strength is not enough to support usually or support intensity is not high enough) to improve the firm fixed effect of center tube, provide the condition for realizing long-time filtering role.
The existing central tube is a plastic central tube, only the center of the tube is provided with a hole, and other places are closed, so that water produced by the membrane in the non-hole area needs to flow into the hole area along the wall, and the flow path is long; and the membrane with the hole area directly flows out of the membrane hole, and the flow path is short. And the carbon rod is used as the central tube, and because the surface of the carbon rod is distributed with the uniform structural microporous structure, the produced water of the membrane contacted with the carbon rod can be led out into the cavity in time. The post-positioned carbon rod filter element is made into a structural form capable of winding the RO membrane, so that the RO membrane and the post-positioned filter element can be combined, and the one-core two-stage purification function is realized.
The central tube for supporting the rolled diaphragm is a rear-mounted active carbon filter material, so that the use of the traditional plastic piece central tube is reduced, and the functions of supporting and purifying can be simultaneously exerted; the fine filtering filter element does not need an independent cavity, and the cavity of the fine filtering filter element is shared with a water inlet cavity of the pretreatment filter element, so that the use of the independent closed cavity of the fine filtering filter element is reduced; the rear-mounted ultrafiltration tool is installed in an inverted mode, but an enough exhaust space is formed in an installation cavity of the rear-mounted ultrafiltration tool, so that the problem of suffocation caused by the inverted installation of ultrafiltration can be solved.
Preferably, the first and second electrodes are formed of a metal,
the multistage filter element is a filter element with more than five stages, the pretreatment filter element comprises a first-stage pretreatment filter element 201 and a second-stage pretreatment filter element 202, and the post-treatment filter element group further comprises a post-treatment filter element 205; the fluid passes through the first stage pretreatment cartridge 201, the second stage pretreatment cartridge 202, the fine filtration cartridge 203, the center tube 602, and the post-treatment cartridge 205 in this order along the flow direction of the fluid to be filtered.
The utility model discloses a set up the filter core more than five grades in bottle, along the flowing direction fluid pass through in proper order the first order preliminary treatment filter core, the second grade preliminary treatment filter core, meticulous filter core, the center tube with the aftertreatment filter core is filtered, integral type composite filter core, it contains five grades of filter cores, can use alone on the purifier to exert purification performance, compare current single-stage filter core or second grade, tertiary or even four-stage filter core, can realize five grades of filter effects in a bottle, can also make filter core subassembly and even purifier volume miniaturization when effectively improving filter effect, the filter core collects five grades of filter functions integratively, the life-span of each filter core has been matchd in the design, and considered the volume, so can not cause bulky, only can be than when single filter core small;
and set up the filter core in through a bottle, it is integrative that the five-stage filtering function of effective collection, the life-span of each filter core has been matchd during the design, compare in single-stage filter core or second grade, life-span between the bottle of tertiary even level four filter core does not match and leads to trading the inconsistent problem in core cycle, bring the frequent problem of trading the core, the life of the inside filter core of bottle is all unanimous basically when changing inside filter core, consequently, trade the core cycle unanimous, an organic whole trade the core, the frequent problem of trading that the inconsistent core cycle of trading that exists when effectively avoiding each filter core exclusive use brought.
And all mouths of a river such as a water inlet, a pure water outlet, a concentrated water outlet and the like are arranged at one end of the bottle body, so that the problem of large space occupation ratio caused by the distribution of the two ends of the interface can be effectively avoided.
Preferably, the first and second electrodes are formed of a metal,
the first-stage pretreatment filter element 201 is made of PP cotton (preferably, PP cotton sprayed and melted, PP folded and the like); and/or the second-stage pretreatment filter element 202 is a sintered carbon rod; and/or the fine filtering filter element 203 is a roll type reverse osmosis filter element or a roll type nanofiltration filter element; and/or, the filter media material that can permeate water includes: at least one of a carbon material, a polypropylene pp material and a ceramic material; and/or a support sleeve 202b with a cylindrical structure is further arranged on the radial inner side of the central pipe 602, and at least one water through hole 202a is further arranged on the support sleeve 202 b; and/or the post-treatment filter element 205 is made of a micro-filtration membrane and/or an ultrafiltration membrane; and/or the aftertreatment filter element 205 is flip-chip mounted (the aftertreatment filter element includes a mounting seat at a lower end and a hollow fiber membrane filament at an upper end, the lower end of the hollow fiber membrane filament being connected to the mounting seat and extending upward).
The first-stage pretreatment filter element 201 can be spray-melted PP cotton or folded paper PP cotton, and mainly plays a role in first-stage filtration to remove large suspended matters, silt, rust and other pollutants in a water body; the second-stage pretreatment filter element 202 can be a sintered carbon rod and mainly has the function of adsorbing and removing residual chlorine, micromolecular organic matters and the like in the water body; the fine filtering filter element 203 can be a roll type reverse osmosis filter element or a roll type nanofiltration filter element, and has the function of fine filtering, so that heavy metal ions, micromolecular organic matters and the like in the water body can be removed, and the deep purification of the water body is realized; through the preferred material to the filter media material of center tube be at least one in carbon material, polypropylene pp material and the ceramic material, can realize allowing water to pass through and filter. The supporting sleeve is arranged on the radial inner side of the inner wall of the central tube, so that a material with a filtering function can be supported (because the material has a filtering function, the structural strength of the material is not enough to support or the supporting strength is not high enough), the effect of firmly fixing the central tube is improved, and a condition is provided for realizing a long-time filtering function; the post-treatment filter element 205 can be a microfiltration membrane, an ultrafiltration membrane and the like, and has the functions of preventing microorganisms in effluent from exceeding standards and ensuring the sanitation and safety of water.
Preferably, the first and second electrodes are formed of a metal,
the first-stage pretreatment filter element 201 and the second-stage pretreatment filter element 202 are located at the same height and are arranged inside and outside, and the first-stage pretreatment filter element 201 is sleeved outside the second-stage pretreatment filter element 202. Therefore, water flow enters the internal second-stage pretreatment filter element for treatment after being purified by the external first-stage pretreatment filter element, and the pretreatment or rough filtration before fine filtration is realized.
Preferably, the first and second electrodes are formed of a metal,
the fine filter element 203 is located below the first stage pretreatment filter element 201 or the second stage pretreatment filter element 202, the central tube 602 and the post-treatment filter element 205 are sleeved inside the fine filter element 203, and the post-treatment filter element 205 is sleeved inside the central tube 602.
The layout form of the filter element structure is as follows: the first-stage pretreatment filter element 201 is wrapped or nested on the outer surface of the second-stage pretreatment filter element 202 to form an inner and outer structural layout; the rear three-stage filter element and the front two-stage pretreatment filter element are in an up-and-down structural layout; the central tube 602 and the post-treatment filter element 205 are filled in the central tube of the fine filter element 203; such structural layout can save the interior tubular construction who adopts among the prior art effectively, realizes fixing the setting to above-mentioned two-stage preliminary treatment filter core through a plurality of connection end covers, realizes the fixed setting to meticulous filtration filter core and the fixed setting effect of two-stage aftertreatment filter core (including the ultrafiltration) through arranging of a plurality of connection end covers and center tube, has reduced the volume effectively, has realized the volume miniaturization.
Preferably, the first and second electrodes are formed of a metal,
the center tube 602 has a sixth cavity 506 therein, and the aftertreatment cartridge 205 is disposed in the sixth cavity 506. This is the preferred form of construction of the central tube of the present invention.
Preferably, the first and second electrodes are formed of a metal,
the bottom end of the bottle body 604 is provided with a pure water outlet 703, and the lower end of the post-treatment filter element 205 is communicated with the pure water outlet 703. The water after passing through the fine filter element flows out through the first stage (central tube) and the post-treatment filter element and is discharged from the bottom end, and pure water is obtained.
Preferably, the first and second electrodes are formed of a metal,
the bottom end of the bottle body 604 is also provided with a concentrated water outlet 702, and the lower end of the fine filtering filter element 203 can be communicated with the concentrated water outlet 702. The water filtered by the fine filter element without passing through the two subsequent stages of filter elements is discharged through the ninth cavity 509 and the concentrated water outlet to obtain concentrated water (which has high salt content and cannot be introduced).
Preferably, the first and second electrodes are formed of a metal,
the top end of the bottle body 604 is provided with a first connection end cap 401 to seal the upper end of the bottle body 604; and/or a second connecting end cover 402 is arranged at the upper end of the first-stage pretreatment filter element 201 and the upper end of the second-stage pretreatment filter element 202, and the second connecting end cover 402 is fixedly arranged on the bottle body 604; and/or a third connecting end cover 403 is further arranged at the bottom end of the first-stage pretreatment filter element 201 and the second-stage pretreatment filter element 202, and a water passage formed by ribs is arranged on the outer wall of the third connecting end cover 403 to allow water to pass through (the ribs refer to a protruding strip-shaped structure formed by protruding outwards on the outer wall);
and/or a fourth connecting end cover 404 is further arranged above the central pipe 602, and a fifth connecting end cover 405 is further arranged at the lower end of the post-treatment filter element 205; and/or the lower end of the fine filtering filter element 203 is also provided with a sixth connecting end cover 406, and the outer wall of the sixth connecting end cover 406 is provided with a water channel formed by ribs so as to allow the fluid to flow through.
This is the utility model discloses a five connection end cover's preferred structural style can realize the effect of sealing and support to the bottle upper end through first connection end cover, form to carry out the supporting role on first and second grade preliminary treatment filter core through second connection end cover, the third connection end cover realizes supporting and sealing the lower extreme of first and second grade preliminary treatment filter core, the fourth connection end cover can carry out the supporting role to the center tube upper end, the fifth connection end cover realizes supporting to the aftertreatment filter core, the sixth connection end cover realizes supporting to the meticulous filter core that filters.
To successfully prepare the composite filter element, it needs to include an end cap portion. Specifically, the bottle body sealing device comprises a first connecting end cover 401 which is a bottle body end cover and is connected with the bottle body in a spin-melting or threaded manner to seal the bottle body; a second connection end cap 402, which is the upper end cap of the first and second stage pretreatment filter elements, and is used for fixing and sealing; the third connecting end cover 403, specifically the lower end covers of the first and second-stage pretreatment filter elements, is used for limiting and fixing the first and second-stage filter elements, and is connected with the fine filtration filter element 203 to realize water path intercommunication, and in addition, the limiting strips on the side wall of the end cover simultaneously provide the function of a water passing channel; a fourth connecting end cap 404, which is an upper end cap of the central tube and is used for fixing; a fifth connecting end cap 405, which is a lower end cap of the aftertreatment cartridge; sixth connection end cover 406, it is the lower end cover of meticulous filtration filter core, and the effect is separately for realizing into water route and meticulous filtration filter core water route, simultaneously, has spacing on its end cover, plays water channel's effect.
Preferably, the first and second electrodes are formed of a metal,
a first sealing member 301 is arranged on the upper part of the fine filtering filter element 203 and the inner wall of the third connecting end cover 403; and/or a second sealing member 302 is arranged between the lower part of the fine filtering filter element 203 and the sixth connecting end cover 406; and/or a third sealing member 303 is arranged on the peripheral wall of the lower end of the sixth connecting end cover 406; and/or the lower end of the central pipe 602 is further provided with a water outlet joint 407, and the lower end periphery of the water outlet joint 407 is further provided with a fourth sealing member 304.
The upper part of the fine filtering filter element is sealed with the bottle body through the first sealing element, so that water can only flow out downwards through the fine filtering filter element, and the water is fully subjected to fine filtering treatment; the lower part of the fine filtering filter element is sealed with the sixth connecting end cover through the second sealing element, so that water from the fine filtering filter element enters the post-treatment filter element through the central tube and the supporting sleeve to be filtered, and the filtering effect is improved; the third sealing element can ensure the sealing effect between the sixth connecting end cover and the bottom end of the central tube, so that water from the fine filtering filter element cannot leak to the pure water outlet from the space between the sixth connecting end cover and the central tube; the water at the pure water outlet can be sealed by the fourth sealing element.
In order to successfully prepare the composite filter element, it needs to include a seal member portion. The first sealing element 301 and the second sealing element 302 are saline water sealing rings and are used for realizing the separation of a water inlet waterway and a waterway of the fine filtering filter element; the third seal 303 is an O-ring on the sixth connecting end cap 406; the fourth sealing element 307 is an O-ring for sealing on the water outlet joint. The sealing elements are used for preventing water leakage and realizing sealing.
Preferably, the first and second electrodes are formed of a metal,
a first cavity 501 is formed between the bottom of the sixth connecting end cap 406 and the bottle body 604; and/or a second cavity 502 is arranged between the periphery of the fine filter element 203 and the bottle body 604; and/or a third cavity 503 is formed between the periphery of the first-stage pretreatment filter element 201 and the bottle body 604; and/or the interior of the second stage pretreatment cartridge 202 has a fourth cavity 504 extending in a vertical direction; and/or a fifth cavity 505 is formed between the third connecting end cover 403 and the second sealing element 302; and/or a seventh cavity 507 is formed between the bottom end of the aftertreatment cartridge 205 and the center tube 602; and/or an eighth cavity 508 is formed between the bottom of the fine filter element 203 and the sixth connecting end cover 406, a ninth cavity 509 is formed between the inner wall of the lower end of the sixth connecting end cover 406 and the outer wall of the lower end of the water outlet joint 407, the upper end of the ninth cavity 509 is communicated with the eighth cavity 508, and the lower end of the ninth cavity 509 is communicated with the concentrated water outlet 702.
In order to successfully prepare the composite filter element, it needs to include a cavity portion. The first cavity 501 is a raw water inlet cavity, and is formed by the water inlet, the sixth connecting end cover 406 and the bottle body 604; the second cavity 502 is formed by a sixth connecting end cover 406, the fine filtering element 203, a third connecting end cover 403, a second sealing element 302, a third sealing element 303 and a bottle body 604 and is a raw water inlet cavity; the third cavity 503 is composed of a second connecting end cover 402, a third connecting end cover 403, a bottle body 604, a first stage pretreatment filter element and a second stage pretreatment filter element, and is a raw water inlet cavity. Wherein, the first cavity 501, the second cavity 502 and the third cavity 503 are communicated. The fourth cavity 504 is a second pre-treatment filter element cavity and is a filtered water outlet cavity; the fifth cavity 505 is communicated with the fourth cavity 504 and is a fine filter element water inlet cavity; the sixth cavity 506 is a central tube water inlet cavity; the seventh cavity 507 is a central tube water outlet cavity; the eighth cavity 508 is a concentrated water outlet cavity of the fine filter element, is communicated with the ninth cavity 509, and is discharged from a concentrated water outlet.
The utility model also provides a water purification system, it includes preceding arbitrary compound filter element group spare. The utility model discloses a set up the filter core more than five grades in bottle, along the flowing direction fluid pass through in proper order the first order preliminary treatment filter core, the second grade preliminary treatment filter core, meticulous filter core, the center tube with the aftertreatment filter core is filtered, integral type composite filter core, it contains five grades of filter cores, can use alone on the purifier to exert purification performance, compare current single-stage filter core or second grade, tertiary or even four-stage filter core, can realize five grades of filter effects in a bottle, can also make filter core subassembly and even purifier volume miniaturization when effectively improving filter effect, the filter core collects five grades of filter functions integratively, the life-span of each filter core has been matchd in the design, and considered the volume, so can not cause bulky, only can be than when single filter core small;
and set up the filter core in through a bottle, it is integrative that the five-stage filtering function of effective collection, the life-span of each filter core has been matchd during the design, compare in single-stage filter core or second grade, life-span between the bottle of tertiary even level four filter core does not match and leads to trading the inconsistent problem in core cycle, bring the frequent problem of trading the core, the life of the inside filter core of bottle is all unanimous basically when changing inside filter core, consequently, trade the core cycle unanimous, an organic whole trade the core, the frequent problem of trading that the inconsistent core cycle of trading that exists when effectively avoiding each filter core exclusive use brought.
The overall appearance of the composite filter element is shown in fig. 4, and the bottle body is provided with a handle, so that the composite filter element is convenient to take when the core is replaced. Expectable, the bottle only can realize business turn over water function, replacement function for the structure of matching compound filter element group spare, is not limited to the outward appearance that the drawing provided.
The utility model discloses a composite filter element, intake, pure water and dense mouth of a river one end overall arrangement are the utility model discloses a technical characterstic. The utility model discloses a traditional multistage filter core of composite filter core fungible uses alone one the utility model discloses a water purification equipment can be prepared to composite filter core. The utility model discloses a filter core upper and lower, interior outer structure to and the upper and lower, interior outer structure of subassembly realize this integrative composite filter core's mode for the cooperation.
The composite filter element structure simultaneously comprises an upper structure, a lower structure, an inner structure and an outer structure. The upper structure and the lower structure are separated by means of end covers, but the upper space and the lower space are communicated spaces, the side wall of the end cover of the communicated passage is provided with a water diversion groove, and the end cover is a shared end cover of a pretreatment filter element and a fine filtration filter element at the same time, so that the space is saved; its interior outer structure realizes that the basis is the center tube, and this center tube is different from traditional center tube, has big cavity characteristic, can be used to load aftertreatment filter core filter media, does not have the hole of permeating water on this center tube simultaneously, and its diversion structure is the leading flume of evenly distributed on the surface, and multiplicable product water is derived. One end of the water port is distributed and comprises a pressurized water inlet, a pure water outlet and a concentrated water outlet, the number of the interfaces is small, and the longitudinal space occupation caused by the distribution of the two ends of the interfaces can be effectively reduced. The system principle is water source-pump-pretreatment-fine filtering element-post-treatment filtering element, and the composite filtering element can be applied to table-board type water purifiers, water purifying drinking machines and the like.
In order to achieve the above purpose, the utility model discloses the following technical scheme of accessible realizes:
1) in order to successfully prepare the composite filter element, it needs to include a multi-stage filter element.
A first stage pretreatment filter element 201, a second stage pretreatment filter element 202, a fine filtration filter element 203, a central tube 204 and a post-treatment filter element 205. The first-stage pretreatment filter element can be spray-melted PP cotton or folded paper PP cotton, and mainly plays a role in performing first-stage filtration to remove large suspended matters, silt, rust and other pollutants in a water body; the second-stage pretreatment filter element can be a sintered carbon rod and mainly has the function of adsorbing and removing residual chlorine, micromolecular organic matters and the like in the water body; the fine filtering filter core can be a roll type reverse osmosis filter core or a roll type nanofiltration filter core, and has the function of fine filtering, so that heavy metal ions, micromolecular organic matters and the like in the water body can be removed, and the deep purification of the water body is realized; the central tube can be a sintered carbon rod and is used for improving the water production taste of the fine filtering filter element; the post-treatment filter element can be a microfiltration membrane, an ultrafiltration membrane and the like, and has the functions of preventing microorganisms in effluent from exceeding standards and ensuring the sanitation and safety of water. Correspondingly, in order to successfully prepare the composite filter element, the layout form of the filter element structure is as follows: the first-stage pretreatment filter element 201 is wrapped or nested on the outer surface of the second-stage pretreatment filter element 202 to form an inner and outer structural layout; the rear three-stage filter element and the front two-stage pretreatment filter element are in an up-and-down structural layout; the two-stage post-treatment filter element is filled in the central tube of the fine filter element.
2) To successfully prepare the composite filter element, it needs to include an end cap portion.
To successfully prepare the composite filter element, it needs to include an end cap portion. Specifically, the bottle body sealing device comprises a first connecting end cover 401 which is a bottle body end cover and is connected with the bottle body in a spin-melting or threaded manner to seal the bottle body; a second connection end cap 402, which is the upper end cap of the first and second stage pretreatment filter elements, and is used for fixing and sealing; the third connecting end cover 403, specifically the lower end covers of the first and second-stage pretreatment filter elements, is used for limiting and fixing the first and second-stage filter elements, and is connected with the fine filtration filter element 203 to realize water path intercommunication, and in addition, the limiting strips on the side wall of the end cover simultaneously provide the function of a water passing channel; a fourth connecting end cap 404, which is an upper end cap of the central tube and is used for fixing; a fifth connecting end cap 405, which is a lower end cap of the central tube and can realize connection with the post-treatment filter element; sixth connection end cover 406, it is the lower end cover of meticulous filtration filter core, and the effect is separately for realizing into water route and meticulous filtration filter core water route, simultaneously, has spacing on its end cover, plays water channel's effect.
3) In order to successfully prepare the composite filter element, it needs to include a seal member portion.
The first sealing element 301 is an O-ring which is close to the water inlet end of the central pipe and is used for sealing the cavity of the central pipe 602 by matching with the fourth connecting end cover 404; the second sealing element 302 and the third sealing element 303 are saline water sealing rings and are used for realizing the separation of a water inlet waterway and a waterway of the fine filtering filter element; the fourth seal 304 is an O-ring on the fifth connecting end cap 405; the fifth seal 305 is an O-ring that seals against the second housing (i.e., the second aftertreatment bottle 603); the sixth seal 306 is an O-ring that seals against the center tube 602; the seventh seal 307 is an O-ring on the sixth connecting end cap 406. The sealing elements are used for preventing water leakage and realizing sealing.
4) In order to successfully prepare the composite filter element, it needs to include a cavity portion.
The first cavity 501 is a raw water inlet cavity, and is formed by the water inlet, the sixth connecting end cover 406 and the bottle body 604; the second cavity 502 is formed by a sixth connecting end cover 406, the fine filtering element 203, a third connecting end cover 403, a second sealing element 302, a third sealing element 303 and a bottle body 604 and is a raw water inlet cavity; the third cavity 503 is composed of a second connecting end cover 402, a third connecting end cover 403, a bottle body 604, a first stage pretreatment filter element and a second stage pretreatment filter element, and is a raw water inlet cavity. Wherein, the first cavity 501, the second cavity 502 and the third cavity 503 are communicated. The fourth cavity 504 is a second pre-treatment filter element cavity and is a filtered water outlet cavity; the fifth cavity 505 is communicated with the fourth cavity 504 and is a fine filter element water inlet cavity; the sixth cavity 506 is a central tube water inlet cavity; the seventh cavity 507 is a central tube water outlet cavity; the eighth cavity 508 is a concentrated water outlet cavity of the fine filter element, is communicated with the ninth cavity 509, and is discharged from a concentrated water outlet.
5) In order to successfully prepare the composite filter element, the composite filter element also needs to comprise the parts shown in figures 1-2.
A bottle body 604, which is an outer bottle body of the whole composite filter element; the second bottle body ((i.e., the second post-treatment bottle body 603)) is an outer bottle body of the second post-treatment filter element; the sealing rubber plug has the sealing function when the filter element is not used. A central tube 602, which is provided with no through water diversion hole, and is different from the traditional central tube structure, the surface of the central tube has a water diversion groove for exerting the water diversion function, a first guide groove a is arranged on the surface of the central tube and used for collecting the water produced by the fine filter element, and a second guide groove a is arranged on the side wall of the tail end of the central tube 602 and used for guiding the water collected by the first guide groove a out and guiding the water produced to the sixth cavity 506 under the action of the fourth connecting end cover 404; in addition, the space in the cavity of the central tube can be used for placing filter materials. The limiting device is used for limiting the first limiting position, is integrally prepared with the third connecting end cover 403 and is used for positioning the fine filtering filter element 203; the second limit is integral with the center tube 602 and functions to position the aftertreatment cartridge 205.
6) In order to successfully prepare the composite filter element, a water gap is required to be contained, and one end of the water gap is arranged.
The first water inlet is a raw water inlet 701, and the inlet water of the first water inlet sequentially passes through the first cavity 501, the second cavity 502 and the third cavity 503 and then enters the first-stage pretreatment filter element 201; the second water inlet is a pure water outlet 703, and the preceding-stage inlet water of the second water inlet enters the pure water outlet 703 through the sixth cavity 506, the seventh cavity 507 and the eighth cavity 508 in sequence; the third water outlet is a concentrated water outlet 702, and the front-stage inlet water of the third water outlet enters the concentrated water outlet 702 after passing through the fourth cavity 504, the fifth cavity 505, the ninth cavity 509 and the tenth cavity 510 in sequence.
7) The composite filter element has the overall appearance shown in fig. 4, and a handle (not shown) is arranged on the bottle body of the composite filter element, so that the composite filter element is convenient to take when the core is replaced. Expectable, the bottle only can realize business turn over water function, replacement function for the structure of matching compound filter element group spare, is not limited to the outward appearance that the drawing provided.
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 (13)
1. A composite filter element assembly, comprising: the method comprises the following steps:
the device comprises a bottle body (604) and a multi-stage filter element arranged inside the bottle body, wherein the multi-stage filter element comprises a pretreatment filter element, a fine filtration filter element (203) and a post-treatment filter element group; the aftertreatment filter element group comprises a central tube (602) made of material capable of allowing fluid to pass through the filter material; the fluid is filtered sequentially through the pre-treatment filter element, the fine filter element, and the post-treatment filter element group.
2. The composite filter element assembly of claim 1, wherein:
the bottom or the top of the bottle body (604) is provided with a water inlet (701), and a pure water outlet (703) and a concentrated water outlet (702) are also arranged on the bottle body (604) and at the same side position as the water inlet.
3. The composite filter element assembly of claim 2, wherein:
the multistage filter element is a filter element with more than five stages, the pretreatment filter element comprises a first-stage pretreatment filter element (201) and a second-stage pretreatment filter element (202), and the post-treatment filter element group further comprises a post-treatment filter element (205); fluid is filtered sequentially through the first stage pre-treatment cartridge (201), the second stage pre-treatment cartridge (202), the fine filtration cartridge (203), the center tube (602), and the post-treatment cartridge (205).
4. The composite filter element assembly of claim 3, wherein:
the first-stage pretreatment filter element (201) is made of PP; and/or the second stage pretreatment filter element (202) is a sintered carbon rod; and/or the fine filtering filter element (203) is a roll type reverse osmosis filter element or a roll type nanofiltration filter element; and/or the filter material capable of allowing fluid to pass comprises: at least one of a carbon material, a polypropylene pp material and a ceramic material; and/or the material of the post-treatment filter element (205) is a micro-filtration membrane and/or an ultrafiltration membrane; and/or the aftertreatment cartridge (205) is flip-chip mounted.
5. The composite filter element assembly of claim 1, wherein:
the radial inner side of the central pipe (602) is also provided with a support sleeve (202b) with a cylindrical structure, and the support sleeve (202b) is also provided with at least one water through hole (202 a).
6. The composite filter element assembly according to claim 3 or 4, wherein:
the first-stage pretreatment filter element (201) and the second-stage pretreatment filter element (202) are located at the same height and are arranged inside and outside, and the first-stage pretreatment filter element (201) is sleeved outside the second-stage pretreatment filter element (202).
7. The composite filter element assembly according to any one of claims 3-4, wherein:
meticulous filter core (203) are located first order preliminary treatment filter core (201) or the below of second level preliminary treatment filter core (202), just center tube (602) with aftertreatment filter core (205) are all set in the inside of meticulous filter core (203), just aftertreatment filter core (205) cover is located the inside of center tube (602).
8. The composite filter element assembly according to any one of claims 1-5, wherein:
the interior of the center tube (602) has a sixth cavity (506), and the aftertreatment cartridge (205) is disposed in the sixth cavity (506).
9. The composite filter element assembly of claim 8, wherein:
when the device comprises a pure water outlet (703), the pure water outlet (703) is arranged at the bottom end of the bottle body (604), and the lower end of the post-treatment filter element (205) is communicated with the pure water outlet (703); and/or the presence of a gas in the gas,
when the fine filtering device comprises a concentrated water outlet (702), the concentrated water outlet (702) is arranged at the bottom end of the bottle body (604), and the lower end of the fine filtering filter element (203) can be communicated with the concentrated water outlet (702).
10. The composite filter element assembly according to any one of claims 3-4, wherein:
the top end of the bottle body (604) is provided with a first connecting end cover (401) to seal the upper end of the bottle body (604); and/or a second connecting end cover (402) is arranged at the upper end of the first-stage pretreatment filter element (201) and the upper end of the second-stage pretreatment filter element (202), and the second connecting end cover (402) is fixedly arranged on the bottle body (604); and/or a third connecting end cover (403) is arranged at the bottom end of the first-stage pretreatment filter element (201) and the second-stage pretreatment filter element (202), and a water passing channel formed by ribs is arranged on the outer wall of the third connecting end cover (403);
and/or a fourth connecting end cover (404) is arranged above the central pipe (602); and/or a fifth connecting end cover (405) is arranged at the lower end of the post-treatment filter element (205); and/or a sixth connecting end cover (406) is further arranged at the lower end of the fine filtering filter element (203), and a water passing channel formed by ribs is arranged on the outer wall of the sixth connecting end cover (406).
11. The composite filter element assembly of claim 10, wherein:
a first sealing piece (301) is arranged on the upper part of the fine filtering filter element (203) and the inner wall of the third connecting end cover (403); and/or a second sealing member (302) is arranged between the lower part of the fine filtering filter element (203) and the sixth connecting end cover (406); and/or a third sealing element (303) is arranged on the peripheral wall of the lower end of the sixth connecting end cover (406); and/or the lower end of the central pipe (602) is also provided with a water outlet joint (407), and the periphery of the lower end of the water outlet joint (407) is also provided with a fourth sealing element (304).
12. The composite filter element assembly of claim 11, wherein:
a first cavity (501) is formed between the bottom of the sixth connecting end cover (406) and the bottle body (604); and/or a second cavity (502) is arranged between the periphery of the fine filtering filter element (203) and the bottle body (604); and/or a third cavity (503) is formed between the periphery of the first-stage pretreatment filter element (201) and the bottle body (604); and/or the interior of the second-stage pretreatment filter element (202) is provided with a fourth cavity (504) extending in the vertical direction; and/or a fifth cavity (505) is arranged between the third connecting end cover (403) and the second sealing member (302); and/or a seventh cavity (507) is formed between the bottom end of the post-treatment filter element (205) and the central tube (602); and/or an eighth cavity (508) is formed between the bottom of the fine filtering filter element (203) and the sixth connecting end cover (406), a ninth cavity (509) is formed between the inner wall of the lower end of the sixth connecting end cover (406) and the outer wall of the lower end of the water outlet joint (407), the upper end of the ninth cavity (509) is communicated with the eighth cavity (508), and the lower end of the ninth cavity is communicated with the concentrated water outlet (702).
13. A water purification system, its characterized in that: comprising the composite filter element assembly of any of claims 1-12.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019107134546 | 2019-08-02 | ||
| CN201910713454 | 2019-08-02 |
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| CN212091725U true CN212091725U (en) | 2020-12-08 |
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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 |
| 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 |
| CN202010103163.8A Pending CN111229055A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020187694.5U Active CN211886282U (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202010105864.5A Pending CN111185102A (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202020186747.1U Active CN212091724U (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
| CN202010103369.0A Pending CN111229057A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010105792.4A Pending CN111185101A (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
| CN202020187693.0U Active CN212142159U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103362.9A Pending CN111185098A (en) | 2019-08-02 | 2020-02-19 | Purifier filter core center tube, spiral wound membrane module and compound filter core subassembly |
| CN202020186722.1U Active CN211886278U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103364.8A Pending CN111185099A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020186746.7U Active CN211886281U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| 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 |
| CN202020186724.0U Active CN211886280U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010105797.7A Pending CN111318175A (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202020186748.6U Active CN212091725U (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 | Compound filter element group spare and water purification system |
| CN202010105862.6A Active CN112295417B (en) | 2019-08-02 | 2020-02-19 | A center tube, roll-type membrane module and water purification system for roll-type membrane |
| CN202020191957.XU Active CN211886285U (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202010103184.XA Pending CN111185096A (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 |
| 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 |
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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 |
| 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 |
| CN202010103163.8A Pending CN111229055A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020187694.5U Active CN211886282U (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202010105864.5A Pending CN111185102A (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202020186747.1U Active CN212091724U (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
| CN202010103369.0A Pending CN111229057A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010105792.4A Pending CN111185101A (en) | 2019-08-02 | 2020-02-19 | Water purification unit with filter element group spare |
| CN202020187693.0U Active CN212142159U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103362.9A Pending CN111185098A (en) | 2019-08-02 | 2020-02-19 | Purifier filter core center tube, spiral wound membrane module and compound filter core subassembly |
| CN202020186722.1U Active CN211886278U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202010103364.8A Pending CN111185099A (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| CN202020186746.7U Active CN211886281U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare and water purification system |
| 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 |
| CN202020186724.0U Active CN211886280U (en) | 2019-08-02 | 2020-02-19 | Compound filter element group spare 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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| CN202010103151.5A Pending CN111229054A (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 tube, roll-type membrane module and water purification system for roll-type membrane |
| CN202020191957.XU Active CN211886285U (en) | 2019-08-02 | 2020-02-19 | Spiral wound membrane module and water purification system |
| CN202010103184.XA Pending CN111185096A (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 |
| 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 |
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| CN (25) | CN211886283U (en) |
| WO (1) | WO2021164335A1 (en) |
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| CN211886283U (en) * | 2019-08-02 | 2020-11-10 | 珠海格力电器股份有限公司 | Central tube for roll type membrane, roll type membrane component and water purification system |
| CN112159239B (en) * | 2020-09-28 | 2022-07-15 | 景德镇陶瓷大学 | Preparation method of roll-type ceramic membrane support and ceramic membrane product thereof |
| CN112125428B (en) * | 2020-10-19 | 2024-08-20 | 珠海格力电器股份有限公司 | Composite filter element and water purifier |
| WO2022106432A1 (en) | 2020-11-18 | 2022-05-27 | Zhejiang Qinyuan Water Treatment S. T. Co., Ltd. | A membrane filter unit |
| CN112661239B (en) * | 2020-12-18 | 2023-01-10 | 浙江和达科技股份有限公司 | Double-mode water treatment system and method for ceramic membrane equipment |
| CN114917662A (en) * | 2021-01-31 | 2022-08-19 | 湖南迪易清环保科技有限公司 | Combined filter element and water treatment device |
| CN112774271A (en) * | 2021-03-17 | 2021-05-11 | 联合滤洁过滤技术(武汉)有限公司 | Two sections water filter core |
| CN113149257A (en) * | 2021-05-21 | 2021-07-23 | 开能健康科技集团股份有限公司 | Pump-free reverse osmosis water purification system |
| CN113754100B (en) * | 2021-09-17 | 2023-10-31 | 南方智水科技有限公司 | Reverse osmosis membrane water purifier |
| CN113772841A (en) * | 2021-11-03 | 2021-12-10 | 远大健康科技(天津)有限公司 | Household water purifier |
| KR20230095469A (en) | 2021-12-22 | 2023-06-29 | 코웨이 주식회사 | Filter member and filter structure include the same |
| CN114573144B (en) * | 2022-03-15 | 2022-10-18 | 九阳股份有限公司 | Bacteriostatic filter element |
| CN114618213B (en) * | 2022-03-25 | 2023-11-28 | 珠海格力电器股份有限公司 | Water purification system comprising stage type filter element |
| CN114618200A (en) * | 2022-03-25 | 2022-06-14 | 珠海格力电器股份有限公司 | Stage type filter element assembly and water purifying device |
| CN114646145B (en) * | 2022-04-13 | 2024-04-23 | 美的集团武汉制冷设备有限公司 | Recovery distribution system for air conditioner and air conditioner |
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| CN114849482A (en) * | 2022-06-21 | 2022-08-05 | 杭州苏博瑞驰科技有限公司 | Flow stabilizing type flow channel membrane element and production process |
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| CN115448420A (en) * | 2022-10-25 | 2022-12-09 | 厦门佳浴智能卫浴有限公司 | Ceramic composite filter element and water purifier |
| CN115779690B (en) * | 2022-11-28 | 2024-07-30 | 中国科学院过程工程研究所 | Rolling type membrane component and preparation method and application thereof |
| CN115970498B (en) * | 2023-01-18 | 2024-08-23 | 珠海格力电器股份有限公司 | Manufacturing method of stage type filter element |
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| CN111185102A (en) | 2020-05-22 |
| CN211886280U (en) | 2020-11-10 |
| CN112295417A (en) | 2021-02-02 |
| CN211886283U (en) | 2020-11-10 |
| CN211886284U (en) | 2020-11-10 |
| CN111185097A (en) | 2020-05-22 |
| CN111229055A (en) | 2020-06-05 |
| CN211886279U (en) | 2020-11-10 |
| CN112295417B (en) | 2023-04-25 |
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| CN111185096A (en) | 2020-05-22 |
| CN211886281U (en) | 2020-11-10 |
| CN111185101A (en) | 2020-05-22 |
| CN212091724U (en) | 2020-12-08 |
| CN111229054A (en) | 2020-06-05 |
| CN211886277U (en) | 2020-11-10 |
| CN111185098A (en) | 2020-05-22 |
| CN211886278U (en) | 2020-11-10 |
| WO2021164335A1 (en) | 2021-08-26 |
| CN111185100A (en) | 2020-05-22 |
| CN111229056A (en) | 2020-06-05 |
| CN111318175A (en) | 2020-06-23 |
| CN211886282U (en) | 2020-11-10 |
| CN211886285U (en) | 2020-11-10 |
| CN111229057A (en) | 2020-06-05 |
| CN111185099A (en) | 2020-05-22 |
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