CN109336224A - Collect the filter core and water purifier of ultrafiltration and reverse osmosis integrated design - Google Patents

Collect the filter core and water purifier of ultrafiltration and reverse osmosis integrated design Download PDF

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Publication number
CN109336224A
CN109336224A CN201811458506.1A CN201811458506A CN109336224A CN 109336224 A CN109336224 A CN 109336224A CN 201811458506 A CN201811458506 A CN 201811458506A CN 109336224 A CN109336224 A CN 109336224A
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CN
China
Prior art keywords
reverse osmosis
ultrafiltration
water
component
membrane
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Pending
Application number
CN201811458506.1A
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Chinese (zh)
Inventor
陈小平
吕苏
张呈乾
董红晨
晏博
段二强
黎金旭
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Foshan Viomi Electrical Technology Co Ltd
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Foshan Viomi Electrical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201811458506.1A priority Critical patent/CN109336224A/en
Publication of CN109336224A publication Critical patent/CN109336224A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/007Modular design
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The present invention relates to water purifier technical fields, and in particular to a kind of filter core and water purifier for collecting ultrafiltration and reverse osmosis integrated design, which includes ultrafiltration component and reverse osmosis component, and water, which first flows through, to be passed through reverse osmosis component after the filtering of ultrafiltration component and filter again.Wherein, central tube of the ultrafiltration component as reverse osmosis component, reverse osmosis component include that cylindrical body, water inlet grid, production water grid and reverse osmosis membrane, the reverse osmosis membrane are set to cylinder interior wall, water inlet grid is set to reverse osmosis membrane side, produces water grid and is set to the reverse osmosis membrane other side.In use, water flows into from inlet opening and flow into after ultrafiltration membrance filter cylindrical body, after grid water conservancy diversion of intake, then after reverse osmosis membrane filtration, clean water is exported by production water grid, with and meanwhile realize ultrafiltration and reverse osmosis, improve the clean level of water.

Description

Collect the filter core and water purifier of ultrafiltration and reverse osmosis integrated design
Technical field
The present invention relates to water purifier technical fields, in particular to a kind of filter for collecting ultrafiltration and reverse osmosis integrated design Core and water purifier.
Background technique
Conventional water purifier includes ultrafiltration, reverse osmosis or exist simultaneously two kinds of filter cores.Individually containing the type of ultrafiltration, in water quality Harmful ion cannot remove;Type individually containing reverse osmosis (part type is nanofiltration membrane), due to lacking the pretreatment of ultrafiltration, Be easy containing particulate matter, colloid, bacterium aquatic environment in, rapid decay flux.Simultaneously containing ultrafiltration and reverse osmosis machine Type, since there are two independent filter cores, type size is larger.At present on the market without a kind of by ultrafiltration and reverse osmosis integrated Design occurs.
Summary of the invention
The purpose of the present invention is to provide a kind of filter cores for collecting ultrafiltration and reverse osmosis integrated design, with same by a filter core Shi Shixian ultrafiltration and reverse osmosis function, equipment is small and exquisite brief, while improving service life.
Another object of the present invention is to provide a kind of water purifier, to realize ultrafiltration and reverse osmosis simultaneously by a filter core Function, equipment is small and exquisite brief, while improving service life.
The present invention is implemented as follows:
A kind of filter core collecting ultrafiltration and reverse osmosis integrated design, the filter core includes ultrafiltration component and reverse osmosis component, water It first flows through and passes through the reverse osmosis component after ultrafiltration component filtering and filter again;The ultrafiltration component includes ultrafiltration membrane, Central tube of the ultrafiltration membrane as reverse osmosis component, the both ends duct You Jinshui of the ultrafiltration membrane, into after ultrafiltration membrane inner cavity, By flowing out filtered water on peripheral wall, the reverse osmosis component is flowed into;The reverse osmosis component includes cylindrical body, water inlet lattice Net, production water grid and reverse osmosis membrane, the reverse osmosis membrane are set to the cylinder interior wall, and the water inlet grid is set to institute Reverse osmosis membrane side is stated, the production water grid is set to the reverse osmosis membrane other side;The inlet opening is for flowing into water flow simultaneously The cylindrical body is flowed into after the ultrafiltration membrance filter, is drained through the water inlet grid, then after the reverse osmosis membrane filtration, by The production water grid exports clean water.
Further, the concentrated water that water flow generates after reverse osmosis membrane purification is by the cylindrical body far from the ultrafiltration It flows out the side of component.
Further, the separating layer side of the reverse osmosis membrane, the production water grid setting is arranged in the water inlet grid In the supporting layer side of the reverse osmosis membrane.
Further, the separating layer of the reverse osmosis membrane along concentrated water flow direction end position and the reverse osmosis The supporting layer of permeable membrane is provided with sealing material far from the side of the ultrafiltration component.
Further, clear water is imported by the cylindrical body far from the side of the ultrafiltration component, and flows through the reverse osmosis Permeable membrane and the ultrafiltration component, to be backwashed to the ultrafiltration membrane.
A kind of water purifier is provided with the filter core of collection ultrafiltration and reverse osmosis integrated design, the filter core packet in the water purifier Ultrafiltration component and reverse osmosis component are included, water passes through reverse osmosis component mistake again after first flowing through the ultrafiltration component filtering Filter;The ultrafiltration component includes ultrafiltration membrane, and central tube of the ultrafiltration membrane as reverse osmosis component, the two sides of the ultrafiltration membrane are set It is equipped with into water duct, into after ultrafiltration membrane inner cavity, flows into reverse osmosis component by flowing out filtered water on peripheral wall;The reverse osmosis Saturating component includes that cylindrical body, water inlet grid, production water grid and reverse osmosis membrane, the reverse osmosis membrane are set to the cylinder interior Wall, the water inlet grid are set to the reverse osmosis membrane side, and the production water grid is set to the reverse osmosis membrane other side;Institute It states inlet opening to be used to flow into water flow and flow into the cylindrical body after the ultrafiltration membrance filter, be drained through the water inlet grid, then After the reverse osmosis membrane filtration, clean water is exported by the production water grid.
Further, water flows through the concentrated water generated after the reverse osmosis membrane purification by the cylindrical body far from the ultrafiltration portion It flows out the side of part.
Further, the separating layer side of the reverse osmosis membrane, the production water grid setting is arranged in the water inlet grid In the supporting layer side of the reverse osmosis membrane.
Further, the separating layer of the reverse osmosis membrane along concentrated water flow direction end position and the reverse osmosis The supporting layer of permeable membrane is provided with sealing material far from the side of the ultrafiltration component.
Further, clear water is imported by the cylindrical body far from the side of the ultrafiltration component, and flows through the reverse osmosis Permeable membrane and the ultrafiltration component, to be backwashed to the ultrafiltration membrane.
Compared with the prior art, the invention has the following advantages: a kind of collection ultrafiltration provided by the invention and reverse osmosis one The filter core and water purifier of body design, the filter core include ultrafiltration component and reverse osmosis component, and water first flows through after ultrafiltration component filters again Reverse osmosis component is flowed through to filter again.Wherein, the central tube of the ultrafiltration component as reverse osmosis component;Reverse osmosis component includes circle Cylinder, water inlet grid produce water grid and reverse osmosis membrane, which is set to cylinder interior wall, and water inlet grid is set to Reverse osmosis membrane side produces water grid and is set to the reverse osmosis membrane other side.In use, water flows into from inlet opening and through ultrafiltration membrance filter After flow into cylindrical body, after grid water conservancy diversion of being intake, then after reverse osmosis membrane filtration, by production water grid export clean water, with simultaneously It realizes ultrafiltration and reverse osmosis, improves the clean level of water.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts Every other embodiment, shall fall within the protection scope of the present invention.
Fig. 1 shows the structural schematic diagram of the filter core of a kind of collection ultrafiltration provided by the present invention and reverse osmosis integrated design.
Fig. 2 shows the structural schematic diagrams of another collection ultrafiltration provided by the invention and the filter core of reverse osmosis integrated design.
Fig. 3 shows the structural schematic diagram of the filter core of another collection ultrafiltration provided by the invention and reverse osmosis integrated design.
Diagram: the filter core of the ultrafiltration of 100- collection and reverse osmosis integrated design;110- ultrafiltration component;The reverse osmosis component of 120-; 112- ultrafiltration membrane;113- water inlet duct;121- water inlet grid;122- reverse osmosis membrane;123- produces water grid.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
The filter core that clearing machine includes at present only has single ultrafiltration function or reverse osmosis function, wherein the filter of ultrafiltration function Core is the impurity in order to filter out the larger sizes such as particulate matter, colloid, bacterium, the filter core of reverse osmosis function be in order to filter out it is harmful from The impurity of the smaller sizes such as son.It can be seen that its filter effect of the filter core of simple function is bad, cannot purify water well, It provides quality higher water source for user, but simply the filter core of two kinds of functions is provided independently from in a water purifier, The size that then will lead to entire water purifier is larger.Therefore the present invention provides a kind of filter core for collecting ultrafiltration and reverse osmosis integrated design, with Realization is integrally disposed in a filter core by ultrafiltration function and reverse osmosis function, so that having both ultrafiltration and reverse osmosis function, again It can be reduced the size of entire water purifier, there is higher practical value.
Fig. 1 is please referred to, is the structural representation of the filter core 100 of a kind of collection ultrafiltration provided by the invention and reverse osmosis integrated design Figure, the filter core are applied in clearing machine, for purifying to water.The filter core 100 of the collection ultrafiltration and reverse osmosis integrated design Including ultrafiltration component 110 and reverse osmosis component 120, which is fixedly connected with setting, and water with reverse osmosis component 120 From ultrafiltration component 110 flow into, first flowed into after ultrafiltration reverse osmosis component 120 carry out it is reverse osmosis obtain clean water after flow out, due to Water by have passed through respectively ultrafiltration and it is reverse osmosis purify twice, therefore the clean water degree of purity finally obtained is higher.
The ultrafiltration component 110 include ultrafiltration membrane 112, central tube of the ultrafiltration membrane 112 as reverse osmosis component 120, two End is offered into water duct 113.In actual use, water flow is flowed into from water inlet duct 113, carries out ultrafiltration by ultrafiltration membrane 112 to filter It is flowed into after the impurity of larger sizes such as particulate matter, colloid, bacterium in water removal in reverse osmosis component 120.More preferably, the ultrafiltration portion Part 110 is tubular ceramic type ultrafiltration membrane elements.
The reverse osmosis component 120 includes cylindrical body, water inlet grid 121, reverse osmosis membrane 122 and produces water grid 123, this is anti- Permeable membrane 122 is set to cylinder interior wall, which is set to 122 side of reverse osmosis membrane, the production water grid 123 It is set to 122 other side of reverse osmosis membrane.Specifically, the water inlet grid 121 is set to the separating layer side of reverse osmosis membrane 122, it should Produce the supporting layer side that water grid 123 is set to reverse osmosis membrane 122.The water inlet grid 121 is used to drain the water flow flowed into, with stream Enter to carry out reverse osmosis on reverse osmosis 122, which has purified to be preferably discharged for draining purified water flow Clean water after.I.e. in actual use, water after ultrafiltration by the water inlet drainage of grid 121 flow into reverse osmosis membrane 122 into The reverse osmosis impurity to exclude the smaller sizes such as the harmful ion in water of row, the water after purifying is using production water grid 123 Drainage discharge is with for users to use.
It should be noted that when the ultrafiltration component 110 carries out ultrafiltration to the water flowed through, it can be by impurity larger-size in water It is stayed in after filtering out in ultrafiltration membrane 112, the water after flowing directly out ultrafiltration is flow in reverse osmosis component 120.In the reverse osmosis component 120 Reverse osmosis membrane 122 water is carried out reverse osmosis, purified clean water is by producing the drainage of water grid 123 output to user terminal, packet Impure concentrated water is then flowed out from cylindrical body far from one end of ultrafiltration component 110.
It referring to figure 2., is that the structure of filter core 100 of another collection ultrafiltration provided by the invention and reverse osmosis integrated design is shown It is intended to, as shown in the figure, water flow flows into reverse osmosis after 112 ultrafiltration of ultrafiltration membrane after flowing into from the water inlet duct 113 of ultrafiltration component 110 In saturating component 120, further, after the reverse osmosis membrane 122 in reverse osmosis component 120 filters, concentrated water will surpass from separate Filter the side outflow of component 110.It referring to figure 3., is the filter of another collection ultrafiltration and reverse osmosis integrated design provided by the invention The structural schematic diagram of core 100 obtains clean after the reverse osmosis membrane 122 in reverse osmosis component 120 filters as shown in the figure Water will be flowed out to export to user terminal, for users to use from the side of cylindrical body.It should be noted that the reverse osmosis membrane 122 Separating layer is along the end position of concentrated water flow direction and the supporting layer of reverse osmosis membrane 122 far from the side of ultrafiltration component 110 It is provided with sealing material.
Further, also need according to the time or generate flux decline, the indexs such as hydraulic pressure rises in water purifier periodically to installing Collection ultrafiltration and the filter core of reverse osmosis integrated design cleaned, the concrete mode of cleaning are as follows: by clear water far from cylindrical body The side (i.e. concentrated water discharge side) of ultrafiltration component 110 imports, which will flow through reverse osmosis membrane 122, and then flow through ultrafiltration portion Part 110 is to backwash ultrafiltration membrane 112.
It can be seen that the present invention provides a kind of filter core for collecting ultrafiltration and reverse osmosis integrated design, by ultrafiltration function and reverse osmosis Saturating function is integrally disposed on the same filter core, so that filter cartridge construction is simple, water purifier integral device is more compact.In addition, water It flows into water purifier and first carries out carrying out after ultrafiltration reverse osmosis, allow to remove larger-size impurity by ultrafiltration, then by reverse osmosis Thoroughly removal the lesser impurity of size, avoid it is reverse osmosis directly handle larger-size impurity, improve reverse osmosis membrane use the longevity Life, simultaneously because double filtration makes the water quality finally obtained purer.Further, can certain interval of time to the filter core In ultrafiltration membrane backwashed, also extend the service life of ultrafiltration membrane.In turn, filter core provided by the invention and water purification equipment There is biggish practical application meaning.
In conclusion a kind of filter core and water purifier for collecting ultrafiltration and reverse osmosis integrated design provided by the invention, the filter core Including ultrafiltration component and reverse osmosis component, water passes through reverse osmosis component and filters again after first flowing through the filtering of ultrafiltration component.Wherein, The ultrafiltration component is the central tube of reverse osmosis component;Reverse osmosis component includes cylindrical body, water inlet grid, produces water grid and reverse osmosis Film, the reverse osmosis membrane are set to cylinder interior wall, and water inlet grid is set to reverse osmosis membrane side, produce water grid and are set to reverse osmosis The permeable membrane other side.In use, water flows into from inlet opening and flows into after ultrafiltration membrance filter cylindrical body, after grid water conservancy diversion of being intake, Again after reverse osmosis membrane filtration, clean water is exported by production water grid, to realize ultrafiltration and reverse osmosis simultaneously, improves the clean journey of water Degree.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "left", "right", "inner", "outside" Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when usually put Orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning Or element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention. The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, and comes for those skilled in the art It says, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any modification, equivalent Replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of filter core for collecting ultrafiltration and reverse osmosis integrated design, which is characterized in that the filter core includes ultrafiltration component and reverse osmosis Saturating component, water, which first flows through, to be passed through the reverse osmosis component after ultrafiltration component filtering and filters again;
The ultrafiltration component includes ultrafiltration membrane, central tube of the ultrafiltration membrane as reverse osmosis component, the both ends of the ultrafiltration membrane Have into water duct, into after ultrafiltration membrane inner cavity, by flowing out filtered water on peripheral wall, flows into the reverse osmosis component;
The reverse osmosis component includes that cylindrical body, water inlet grid, production water grid and reverse osmosis membrane, the reverse osmosis membrane are set to institute Cylinder interior wall is stated, the water inlet grid is set to the reverse osmosis membrane side, and the production water grid is set to the reverse osmosis The permeable membrane other side;
The water inlet duct is for flowing into water flow and flowing into the cylindrical body after the ultrafiltration membrance filter, through the water inlet grid Drainage, then after the reverse osmosis membrane filtration, clean water is exported by the production water grid.
2. the filter core of collection ultrafiltration and reverse osmosis integrated design as described in claim 1, which is characterized in that water flow is by described anti- The concentrated water generated after permeable membrane purification is flowed out by the cylindrical body far from the side of the ultrafiltration component.
3. the filter core of collection ultrafiltration and reverse osmosis integrated design as described in claim 1, which is characterized in that the water inlet grid is set It sets in the separating layer side of the reverse osmosis membrane, the supporting layer side for producing water grid and being set to the reverse osmosis membrane.
4. the filter core of collection ultrafiltration and reverse osmosis integrated design as described in claim 1, which is characterized in that the reverse osmosis membrane Separating layer is along the end position of concentrated water flow direction and the supporting layer of the reverse osmosis membrane far from the one of the ultrafiltration component Side is provided with sealing material.
5. the filter core of collection ultrafiltration and reverse osmosis integrated design as described in claim 1, which is characterized in that by clear water by the circle Cylinder is imported far from the side of the ultrafiltration component, and flows through the reverse osmosis membrane and the ultrafiltration component, to described super Filter membrane is backwashed.
6. a kind of water purifier, which is characterized in that be provided with the filter core of collection ultrafiltration and reverse osmosis integrated design, institute in the water purifier Stating filter core includes ultrafiltration component and reverse osmosis component, and water passes through the reverse osmosis component after first flowing through the ultrafiltration component filtering It filters again;
The ultrafiltration component includes ultrafiltration membrane, central tube of the ultrafiltration membrane as reverse osmosis component, the two sides of the ultrafiltration membrane It is provided with into water duct, into after the ultrafiltration membrane inner cavity, flows into the reverse osmosis portion by flowing out filtered water on peripheral wall Part;
The reverse osmosis component includes that cylindrical body, water inlet grid, production water grid and reverse osmosis membrane, the reverse osmosis membrane are set to institute Cylinder interior wall is stated, the water inlet grid is set to the reverse osmosis membrane side, and the production water grid is set to the reverse osmosis The permeable membrane other side;
The water inlet duct is for flowing into water flow and flowing into the cylindrical body after the ultrafiltration membrance filter, through the water inlet grid Drainage, then after the reverse osmosis membrane filtration, clean water is exported by the production water grid.
7. water purifier as claimed in claim 6, which is characterized in that water flow through the concentrated water that is generated after reverse osmosis membrane purification by The cylindrical body is flowed out far from the side of the ultrafiltration component.
8. water purifier as claimed in claim 6, which is characterized in that the separation of the reverse osmosis membrane is arranged in the water inlet grid Layer side, the supporting layer side for producing water grid and being set to the reverse osmosis membrane.
9. water purifier as claimed in claim 6, which is characterized in that the separating layer of the reverse osmosis membrane is along concentrated water flow direction End position and the supporting layer of the reverse osmosis membrane be provided with sealing material far from the side of the ultrafiltration component.
10. water purifier as claimed in claim 6, which is characterized in that by clear water by the cylindrical body far from the ultrafiltration component Side import, and the reverse osmosis membrane and the ultrafiltration component are flowed through, to backwash to the ultrafiltration membrane.
CN201811458506.1A 2018-11-30 2018-11-30 Collect the filter core and water purifier of ultrafiltration and reverse osmosis integrated design Pending CN109336224A (en)

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