CN208378490U - Nanofiltration membrane film core and its component - Google Patents
Nanofiltration membrane film core and its component Download PDFInfo
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- CN208378490U CN208378490U CN201820587772.3U CN201820587772U CN208378490U CN 208378490 U CN208378490 U CN 208378490U CN 201820587772 U CN201820587772 U CN 201820587772U CN 208378490 U CN208378490 U CN 208378490U
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- nanofiltration membrane
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- 239000012528 membrane Substances 0.000 title claims abstract description 91
- 238000001728 nano-filtration Methods 0.000 title claims abstract description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 208
- 239000011258 core-shell material Substances 0.000 claims abstract description 43
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229920001875 Ebonite Polymers 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 238000000746 purification Methods 0.000 claims description 45
- 238000007789 sealing Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 230000004907 flux Effects 0.000 abstract description 7
- 108091006146 Channels Proteins 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 102000010637 Aquaporins Human genes 0.000 description 8
- 239000003822 epoxy resin Substances 0.000 description 6
- 229920000647 polyepoxide Polymers 0.000 description 6
- 108010063290 Aquaporins Proteins 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002492 poly(sulfone) Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 210000000476 body water Anatomy 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 229920011532 unplasticized polyvinyl chloride Polymers 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of nanofiltration membrane film cores, including intake end cover, hollow film core shell and the production water end (W.E.) lid being successively tightly connected, film wire is equipped in film core shell, film wire is configured to, its head end and tail end are respectively positioned on film core shell close to the one end for producing water end (W.E.) lid and pour into film wire beam with ebonite, and it pours into an integrated entity with film core shell, it is formed between ebonite and production water end (W.E.) lid and produces water cavity, and there are fenestras on the end face of ebonite, the bottom wall of intake end cover is equipped with multiple inlet openings, and film core shell is equipped with multiple concentrated water holes at the water outlet of film wire.Furthermore the invention also discloses a kind of nanofiltration membrane components using above-mentioned nanofiltration membrane film core.The nanofiltration membrane film core and its nanofiltration membrane component of the utility model all have many advantages, such as structure is simple, easy to assembly, filter efficiency compared with high, permeant flux is big, use when it is less scaling.
Description
Technical field
The utility model relates to water treatment fields, and in particular to a kind of nanofiltration membrane film core and its component.
Background technique
Nanofiltration (NF) is a kind of new membrane between reverse osmosis between ultrafiltration to grow up the late 1980s
The novel pressure-driven of one kind that isolation technics is demand in order to adapt to industrial softened water and reduces cost and is grown up
Membrane process.Nanofiltration membrane is mainly used in the concentration and purifying of macromolecular substances in solution, and nanofiltration UF membrane water treatment system is because of it
Unique structure and performance are a dark horse in terms of environmental protection and resource regeneration, and are applied to weaving, electric power, food rapidly
The fields such as product, metallurgy, petroleum, machinery, biology, pharmacy and fermentation suffer from broad application prospect in each field.
Used household water-purifying machine generally uses ultrafiltration membrane core, low, easy fouling, production water when in use that there are filtering accuracies
The problems such as flux decline is fast, while inlet opening and dense row mouthful, the production mouth of a river are distributed in both ends, there is installation inconvenience, water purifier
The disadvantages of space utilization rate is not high.
Utility model content
One of the purpose of this utility model is to provide a kind of nanofiltration membrane film core, including the water inlet end being successively tightly connected
Lid, hollow film core shell and production water end (W.E.) lid, the film core shell is interior to be equipped with film wire, and the film wire is configured to, head end and tail end
It is respectively positioned on the film core shell and pours into film wire beam close to described one end for producing water end (W.E.) lid and with ebonite, and be poured with the film core shell
Integrally, formed between the ebonite and the production water end (W.E.) lid and produce water cavity, on the end face of the ebonite there are fenestra so that by
The filtered pure water of film wire can be flowed out and be converged in the production water cavity；The bottom wall of the intake end cover is equipped with multiple
Inlet opening；The film core shell is equipped with multiple concentrated water holes at the water outlet of the film wire.Wherein, film wire is configured to, head end
Film core shell is respectively positioned on close to the one end for producing water end (W.E.) lid with tail end and pours into film wire beam with ebonite, and can increase film wire has limit for length
Degree, to increase effective membrane area；Concentrated water hole is set at the water outlet of film core shell, and inlet opening is set to the bottom wall of intake end cover
On, the water flow mileage in film core shell can be increased, increase exchange area；Therefore, the permeant flux of the nanofiltration membrane film core and filtering
Efficiency can effectively improve.Film in-core eliminates intermediate water distributor simultaneously, so that film in-core is accommodated more
Film wire, can be further improved the permeant flux and filter efficiency of film core.In addition, using ebonite by the head end and tail end of film wire
Be poured and be fixed in film core shell, the compressive property of film wire can be improved.
As an implementation, the film wire is the hollow fiber composite membranes silks such as aramid fiber, PVDF, polysulfones or polyamide.
As an implementation, the ebonite is epoxy resin.It is poured using epoxy resin, point of film wire can be made
Cloth is more uniform, and the cementability of epoxy resin is good, and bond strength is high, is able to bear higher pressure.
As an implementation, the concentrated water hole is on the circumference using the central axis of the film core shell as axis at equalization
Set up separately and set, the concentrated water of film wire water outlet can be allow to be discharged more quickly, so that the film in-core is less scaling.Herein
Central axis refers to transverse central axis.
As an implementation, the quantity in the concentrated water hole is 3~8, specifically be can be determined according to actual needs, such as institute
When the quantity for stating concentrated water hole is 4, then the angle between the center line in the adjacent two concentrated water holes is 90 degree, when for other quantity
When, it can the rest may be inferred.
As an implementation, the sum of the area in the concentrated water hole and the ratio of the sum of the area of the inlet opening are 1:
4~1:10.Preferably 1:6~1:10, more preferably 1:8.When the sum of the area in all concentrated water holes is less than the face of all inlet openings
When the sum of product, water can be extended in the residence time of film in-core and make film in-core that there are certain differential water pressures, can further be mentioned
The filter efficiency of high film core.
As an implementation, the inner sidewall of the film core shell is equipped with the on position corresponding with the concentrated water hole
One annular groove, the first annular groove are connected to the concentrated water hole.By by the first annular groove setting with institute
State on the corresponding position in concentrated water hole and be connected to the concentrated water hole, not only can to condensed water there are the memory space of part,
The distance between and each concentrated water hole can be shortened, improve the efficiency of processing.
As an implementation, the film core shell includes the first shell and difference being tightly connected with the production water end (W.E.) lid
The second shell being tightly connected with the first shell and the intake end cover, the ebonite are cast in the first shell,
The concentrated water hole is set in the first shell.
As an implementation, in the central axis direction perpendicular to the film core shell, the section of the second shell
Product is greater than the sectional area of the ebonite.
As an implementation, the outer wall of the first shell is equipped with annular convex platform, the outer wall of the intake end cover
It is equipped with annular mounting groove, the both ends of the second shell are connect with the annular convex platform and the annular mounting groove respectively.
As an implementation, viscous by glue between the film core shell, the intake end cover and the production water end (W.E.) lid
Connect fixation.
As an implementation, the vertical cross-section of the film core shell is circle.Film in-core can accommodate more at this time
The permeant flux and filter efficiency of film core can be improved in film wire.
As an implementation, the film wire is U-shaped.By using U-shaped, curved one end does not have to casting, to increase
Effective membrane area is added.
Following assembling steps can be used in the nanofiltration membrane film core: film wire being bent and the head end of film wire and tail end are put into the
In one shell, the head end and tail end of film wire are encapsulated using epoxy resin, after production water end (W.E.) is cut to reserve fenestra, then are bonded with the
Two shells, intake end cover and production water end (W.E.) lid can be assembled into nanofiltration membrane film core.
From the foregoing, it will be observed that the nanofiltration membrane film core of the utility model has, structure is simple, easy to assembly, filter efficiency is higher, produces
The advantages that less scaling when water flux is big and uses.
The two of the purpose of this utility model are to provide a kind of nanofiltration membrane component, filter cap and filter housing including sealed connection with
And nanofiltration membrane film core and adapter in the filter housing, the filter cap have intake tunnel, water purification channel and concentrated water channel,
The adapter is connect with the water outlet of the nanofiltration membrane film core, and the two and the filter housing are enclosed into water access, and described turn
Water purification access and concentrated water access are formed in connector, the nanofiltration membrane film core is the nanofiltration membrane film core as described in above-mentioned, described
The production water end (W.E.) of nanofiltration membrane film core is covered equipped with outlet pipe, and the water inlet access is connected to the intake tunnel and the nanofiltration membrane film core
Inlet opening, the water purification access is connected to the water purification channel and the outlet pipe, and it is logical that the concentrated water access is connected to the concentrated water
The concentrated water hole in road and the nanofiltration membrane film core.By installing adapter on nanofiltration membrane film core, and by nanofiltration membrane film core and switching
Head, which is packed into filter housing, forms water inlet access, and the intake tunnel and nanofiltration membrane film core of filter cap are further connected to by the water inlet access
In the water purification channel of water purification access connection filter cap and the outlet pipe and adapter of nanofiltration membrane film core in inlet opening, adapter
Concentrated water access is connected to the concentrated water channel of filter cap and the concentrated water hole of nanofiltration membrane film core, so that the connection of nanofiltration membrane component and external water route
Mouth (water inlet, dense row mouthful and water purification mouth) is located at the same end of nanofiltration membrane component, so that the nanofiltration membrane component is in certain applied fields
Closing in (for example, water purifier) can be improved space utilization rate.
As an implementation, the adapter include the first connector and be sheathed on the outside of first connector and with institute
The second connector of the water outlet connection of nanofiltration membrane film core is stated, first connector includes first be tightly connected with the outlet pipe
Tube body, be set to the first intracorporal concentrated water jumper pipe of pipe and be connected to the concentrated water jumper pipe and from the concentrated water jumper pipe to
The second tube body that direction far from first tube body extends, second connector and first tube body are tightly connected, and two
Person is enclosed the concentrated water chamber for being connected to the concentrated water jumper pipe and the concentrated water hole, second connector with the nanofiltration membrane film core
The water-purifying cavity for being connected to first tube body and the water purification channel is enclosed with second tube body, wherein the water-purifying cavity
The water purification access is constituted with the cavity of first tube body, the concentrated water chamber, the cavity of the concentrated water jumper pipe and described the
The cavity of two tube bodies constitutes the concentrated water access.
As an implementation, the outlet pipe is on its contact surface with first tube body and/or described second
Tube body is respectively provided with second annular groove on its contact surface with second connector, is equipped with sealing in the second annular groove
Circle.By the way that the second annular groove and the sealing ring is arranged, can be improved between outlet pipe and the first tube body and the second tube body
With the leakproofness of the second connector, a possibility that condensed water mixes with water purification is reduced.
As an implementation, the filter cap includes cap body, the first tube wall, the second tube wall, the first jumper pipe and second
Jumper pipe, the cap body are connect with the film core shell of the nanofiltration membrane film core, and its side wall is equipped with water inlet, dense row mouthful and water purification
Mouthful；First tube wall and second tube wall are set on the bottom wall of the cap body, and second tube wall is around described first
Tube wall；First jumper pipe is connected to the cavity and dense row's mouth of first tube wall；Described in the second jumper pipe connection
Cavity between water purification mouth and first tube wall and second tube wall；Wherein, first tube wall and second tube body
It is tightly connected, second connector and second tube wall are tightly connected, between the cap body side wall and second tube wall
Cavity and the water inlet constitute the intake tunnel, cavity between first tube wall and second tube wall, described the
The cavity of two jumper pipes and the water purification mouth constitute the water purification channel, the cavity of first tube wall, first jumper pipe
Cavity and the dense row mouthful constitute the concentrated water channel.
As an implementation, second tube body is on its contact surface with first tube wall and/or described
Two connectors are respectively provided with second annular groove on its contact surface with second tube wall, are equipped in the second annular groove close
Seal.By the way that the second annular groove and the sealing ring is arranged, can be improved between the second tube body and the first tube wall and second
The leakproofness of tube wall and the second connector reduces a possibility that raw water, condensed water and water purification mix.
As an implementation, the water inlet, the dense row mouthful and the water purification mouth are all connect with a hose coupling.
By the way that the hose coupling is arranged, can allow the nanofiltration membrane component in a particular application very easily with external pipeline phase
Connection.
As an implementation, the center line overlap of the water inlet and the water purification mouth, can be convenient with it is preposition or
The nanofiltration membrane component of postposition is connected.
As an implementation, the filter housing includes filter cylinder and lower cover, the filter cap, the filter cylinder and the lower cover according to
Secondary sealed connection.
As an implementation, it is threadedly coupled between the filter cap, the filter cylinder and the lower cover, and the filter cylinder exists
It is sealed with second annular groove, interior be equipped with of the second annular groove is respectively provided on the contact surface of the filter cap and the lower cover
Circle.
Following assembling steps can be used in the nanofiltration membrane component: film wire being bent and the head end of film wire and tail end are put into the
In one shell, the head end and tail end of film wire are encapsulated using epoxy resin, after production water end (W.E.) is cut to reserve fenestra, then are bonded with the
Two shells, intake end cover and production water end (W.E.) lid are assembled into nanofiltration membrane film core, and the first connector and second is connected on nanofiltration membrane film core and is connect
It is put into filter cylinder after head, then screws on filter cap and lower cover can be assembled into nanofiltration membrane component, then pass through the water inlet in filter cap, dense row
Mouth and water purification mouth connect corresponding hose coupling i.e. and may be used on using and assembling and is easier in corresponding water treatment system.
From the foregoing, it will be observed that the nanofiltration membrane component of the utility model has, structure is simple, easy to assembly, filter efficiency is higher, produces
The advantages that less scaling when water flux is big and uses.
In the utility model, intake end cover and first shell, first shell and second shell produce water end (W.E.) lid and second shell
Connection between body, the second connector and nanofiltration membrane film core etc. can be by glue come adhering and sealing.
In the utility model, filter cap, lower cover, intake end cover, first shell, second shell, produces water end (W.E.) lid, first at filter cylinder
UPVC material can be used in the components such as connector, the second connector, can use at normal temperature at this time；SS316L material also can be used, at this time
It can use at high temperature.
Detailed description of the invention
Fig. 1 is the structure sectional view one of the utility model nanofiltration membrane film core；
Fig. 2 is the structure sectional view two of the utility model nanofiltration membrane film core；
Fig. 3 is the structural schematic diagram of the intake end cover in Fig. 2；
Fig. 4 is the A direction view of intake end cover shown in Fig. 3；
Fig. 5 is the structural schematic diagram of the first shell in Fig. 2；
Fig. 6 is the structure sectional view of the utility model film wire；
Fig. 7 is the structural schematic diagram that the utility model nanofiltration membrane film core is assembled into nanofiltration membrane component；
Fig. 8 is the structural schematic diagram of part B in Fig. 7；
Fig. 9 is the structural schematic diagram of the filter cap in Fig. 7；
Figure 10 is the structural schematic diagram of the first connector in Fig. 7；
Figure 11 is cross-sectional view of the nanofiltration membrane component shown in Fig. 7 along the direction A-A；
Figure 12 is the structural schematic diagram of C portion in Figure 11；
Figure 13 is the structural schematic diagram of the filter cap in Figure 11；
Figure 14 is the structural schematic diagram of the first connector in Figure 11；
Figure 15 is the structural schematic diagram of the second connector in Figure 11.
Description of symbols:
1: nanofiltration membrane film core；11: intake end cover；111: inlet opening；113: annular mounting groove；13: film core shell；131: concentrated water
Hole；133: first annular groove；135: first shell；137: second shell；139: annular convex platform；15: producing water end (W.E.) lid；151: going out
Water pipe；17: film wire；19: ebonite；191: fenestra；1A: water cavity is produced；2: filter cap；2A: intake tunnel；2B: water purification channel；2C: dense
Aquaporin；21: cap body；211: water inlet；213: dense row mouthful；215: water purification mouth；22: the first tube walls；23: the second tube walls；24: the
One jumper pipe；25: the second jumper pipes；3: filter housing；31: filter cylinder；33: lower cover；4: adapter；4A: water purification access；4B: concentrated water is logical
Road；41: the first connectors；411: the first tube bodies；413: concentrated water jumper pipe；415: the second tube bodies；43: the second connectors；45: concentrated water
Chamber；47: water-purifying cavity；5: water inlet access；7: second annular groove；8: sealing ring；9: hose coupling.Arrow in above each figure refers to
What it is to expression is water (flow) direction.
Specific embodiment
Hereinafter reference will be made to the drawings and specific embodiment does more detailed elaboration to the utility model, however the utility model is simultaneously
It is not limited with following embodiments, can also be other embodiments for substituting some of them element using equivalent way.
In the description of the present invention, it should be noted that term "outside", "inner", " outside ", " inside ", " vertical ",
The orientation or positional relationship of the instructions such as " vertical ", " transverse direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " first ",
" second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology
The quantity of feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
Embodiment 1
As shown in Figure 1, a kind of nanofiltration membrane film core 1, including be successively tightly connected intake end cover 11, hollow film core shell 13
And water end (W.E.) lid 15 is produced, the vertical cross-section shape of the film core shell 13 is circle, is equipped with film wire 17, the film in the film core shell 13
Silk 17 is the hollow fiber composite membranes silk such as aramid fiber, PVDF, polysulfones or polyamide, the film wire 17 be bent to it is U-shaped, head end and
Tail end is respectively positioned on the film core shell 13 close to described one end for producing water end (W.E.) lid 15 and pours into film wire beam (such as Fig. 6 institute with ebonite 19
Show), and pour into an integrated entity with the film core shell 13, the ebonite 19 uses epoxy resin, the ebonite 19 and the production water end (W.E.)
It is formed between lid 15 and produces water cavity 1A, there are fenestra 191 (as shown in Figure 6) on the end face of the ebonite 19；The intake end cover 11
Bottom wall be equipped with multiple inlet openings 111 (as shown in Figure 3 and Figure 4)；The film core shell 13 is at the water outlet of the film wire 17
Equipped with multiple concentrated water holes 131.Wherein, the quantity in the concentrated water hole 131 is 3~8, and the concentrated water hole 131 is with the film core
The central axis of shell 13 is set to set up separately on the circumference of axis at equalization, the sum of the area in the concentrated water hole 131 and the inlet opening 111
The ratio of the sum of area be 1:4~1:10.
Embodiment 2
With embodiment 1, the difference is that the inner sidewall of the film core shell 13 is on position corresponding with the concentrated water hole 131
Equipped with first annular groove 133 (as shown in Figure 1, Figure 2 and shown in Fig. 5), the first annular groove 133 connects with the concentrated water hole 131
It is logical.
Embodiment 3
As shown in Fig. 2, with embodiment 1, unlike the film core shell 13 include and the productions water end (W.E.) lid 15 sealed connection
First shell 135 and the second shell 137 that is tightly connected respectively with the first shell 135 and the intake end cover 11, institute
It states ebonite 19 to be cast in the first shell 135, the concentrated water hole 131 is set in the first shell 135.
Size of the second shell 137 in vertical cross-section is greater than the size of the ebonite 19.
The outer wall of the first shell 135 is equipped with annular convex platform 139 (as shown in Figure 5), outside the intake end cover 11
Wall be equipped with annular mounting groove 113 (as shown in Figure 3), the both ends of the second shell 137 respectively with the annular convex platform 139 and
The annular mounting groove 113 connects (as shown in Figure 2).
Embodiment 4
As seen in figs. 7 and 11, a kind of nanofiltration membrane component, including nanofiltration membrane film core 1 as described in Example 3, filter cap 2,
Filter housing 3 and adapter 4, the filter cap 2 and the filter housing 3 are tightly connected, and the nanofiltration membrane film core 1 and the adapter 4 are set to
In the filter housing 3.The filter cap 2 have intake tunnel 2A, water purification channel 2B and concentrated water channel 2C, the adapter 4 with it is described
The water outlet of nanofiltration membrane film core 1 connects, and the two and the filter housing 3 are enclosed into water access 5, is formed in the adapter 4
Water purification access 4A and concentrated water access 4B, the production water end (W.E.) lid 15 be equipped with outlet pipe 151, the water inlet access 5 be connected to described in into
Aquaporin 2A and the inlet opening 111, the water purification access 4A is connected to the water purification channel 2B and the outlet pipe 151, described
Concentrated water access 4B is connected to the concentrated water channel 2C and the concentrated water hole 131.
As shown in Fig. 8, Figure 10, Figure 12 and Figure 14, the adapter 4 includes the first connector 41 and is sheathed on described first and connects
First 41 outside and the second connector 43 for being connect with the water outlet of the nanofiltration membrane film core 1, first connector 41 include with it is described
Outlet pipe 151 be tightly connected the first tube body 411, the concentrated water jumper pipe 413 in first tube body 411 and with it is described dense
The second tube body water jumper pipe 413 connection and extended from the concentrated water jumper pipe 413 to the direction far from first tube body 411
415 (as shown in figs.10 and 14), second connector 43 is tightly connected with first tube body 411, and the two is received with described
Filter membrane film core 1 is enclosed the concentrated water chamber 45 for being connected to the concentrated water jumper pipe 413 and the concentrated water hole 131, second connector
43 are enclosed the water-purifying cavity 47 for being connected to first tube body 411 and the water purification channel 2B with second tube body 415,
In, the cavity of the water-purifying cavity 47 and first tube body 411 constitutes the water purification access 4A, the concentrated water chamber 45, described dense
The cavity of the cavity of water jumper pipe 413 and second tube body 415 constitutes the concentrated water access 4B.
As shown in Figure 1, Figure 2, shown in Figure 10, Figure 12, Figure 14 and Figure 15, the outlet pipe 151 is in itself and first tube body 411
Contact surface on and/or second tube body 415 be respectively provided on its contact surface with second connector 43 second annular it is recessed
Slot 7, the second annular groove is interior to be equipped with sealing ring 8.
As shown in Fig. 8, Fig. 9, Figure 12 and Figure 13, the filter cap 2 includes cap body 21, the first tube wall 22, the second tube wall 23, the
One jumper pipe 24 and the second jumper pipe 25, the cap body 21 are connect with the film core shell 13 of the nanofiltration membrane film core 1, and on its side wall
Equipped with water inlet 211, dense row mouthful 213 and water purification mouth 215；First tube wall 22 and second tube wall 23 are set to the cap body
On 21 bottom wall, and second tube wall 23 is around first tube wall 22；First jumper pipe 24 is connected to first pipe
The cavity of wall 22 and the dense row mouthful 213；Second jumper pipe 25 be connected to the water purification mouth 215 and first tube wall 22 with
Cavity between second tube wall 23；Wherein, first tube wall 22 is tightly connected with second tube body 415, and described the
Two connectors 43 are tightly connected with second tube wall 23, cavity and institute between 21 side wall of cap body and second tube wall 23
It states water inlet 211 and constitutes the intake tunnel 2A, cavity between first tube wall 22 and second tube wall 23, described
The cavity of two jumper pipes 25 and the water purification mouth 215 constitute the water purification channel 2B, the cavity of first tube wall 22, described
The cavity of one jumper pipe 24 and the dense row mouthful 213 constitute the concentrated water channel 2C.
As shown in Figure 10, Figure 12, Figure 14 and Figure 15, contact of second tube body 415 in itself and first tube wall 22
On face and/or second connector 43 is respectively provided with second annular groove 7 on its contact surface with second tube wall 23, described
Sealing ring 8 is equipped in second annular groove 7.
As seen in figs. 7 and 11, the water inlet 211, the dense row mouthful 213 and the water purification mouth 215 all with a hose
Connector 9 connects.
As shown in Fig. 7, Fig. 8 and Fig. 9, the center line overlap of the water inlet 211 and the water purification mouth 215.
As seen in figs. 7 and 11, the filter housing 3 includes filter cylinder 31 and lower cover 33, the filter cap 2, the filter cylinder 31 and institute
State and be threadedly coupled between lower cover 33, and the filter cylinder 31 its be respectively provided on the contact surface of the filter cap 2 and the lower cover 33
Second annular groove 7, the second annular groove 7 is interior to be equipped with sealing ring 8.
Claims (19)
1. a kind of nanofiltration membrane film core, including intake end cover (11), hollow film core shell (13) and the production water end (W.E.) being successively tightly connected
Cover (15), be equipped with film wire (17) in the film core shell (13), which is characterized in that the film wire (17) is configured to, head end and
Tail end is respectively positioned on the film core shell (13) close to described one end for producing water end (W.E.) lid (15) and pours into film wire beam with ebonite (19), and
It pours into an integrated entity with the film core shell (13), is formed between the ebonite (19) and the production water end (W.E.) lid (15) and produce water cavity (1A),
There are fenestra (191) on the end face of the ebonite (19)；The bottom wall of the intake end cover (11) is equipped with multiple inlet openings
(111)；The film core shell (13) is equipped with multiple concentrated water holes (131) at the water outlet of the film wire (17).
2. nanofiltration membrane film core as described in claim 1, which is characterized in that the concentrated water hole (131) is with the film core shell
(13) central axis is set to set up separately on the circumference of axis at equalization.
3. nanofiltration membrane film core as described in claim 1, which is characterized in that the sum of area of the concentrated water hole (131) with it is described
The ratio of the sum of the area of inlet opening (111) is 1:4~1:10.
4. nanofiltration membrane film core as described in claim 1, which is characterized in that the inner sidewall of the film core shell (13) with it is described dense
The corresponding position in water hole (131) is equipped with first annular groove (133), the first annular groove (133) and the concentrated water
Hole (131) connection.
5. such as nanofiltration membrane film core of any of claims 1-4, which is characterized in that the film core shell (13) includes and institute
State produce water end (W.E.) lid (15) be tightly connected first shell (135) and respectively with the first shell (135) and the intake end cover
(11) second shell (137) being tightly connected, the ebonite (19) are cast in the first shell (135), the concentrated water hole
(131) it is set on the first shell (135).
6. nanofiltration membrane film core as claimed in claim 5, which is characterized in that in the central axis side perpendicular to the film core shell (13)
Upwards, the sectional area of the second shell (137) is greater than the sectional area of the ebonite (19).
7. nanofiltration membrane film core as claimed in claim 5, which is characterized in that the outer wall of the first shell (135) is equipped with ring
The outer wall of shape boss (139), the intake end cover (11) is equipped with annular mounting groove (113), and the two of the second shell (137)
End is connect with the annular convex platform (139) and the annular mounting groove (113) respectively.
8. nanofiltration membrane film core as described in claim 1, which is characterized in that the film core shell (13), the intake end cover (11)
And it is adhesively fixed between the production water end (W.E.) lid (15) by glue.
9. nanofiltration membrane film core as claimed in claim 2, which is characterized in that the vertical cross-section of the film core shell (13) is circle.
10. nanofiltration membrane film core as described in claim 1, which is characterized in that the film wire (17) is U-shaped.
11. a kind of nanofiltration membrane component, the filter cap (2) and filter housing (3) including sealed connection and receiving in the filter housing (3)
Filter membrane film core (1) and adapter (4), the filter cap (2) have intake tunnel (2A), water purification channel (2B) and concentrated water channel
(2C), the adapter (4) connect with the water outlet of the nanofiltration membrane film core (1), and the two and the filter housing (3) enclose into
Water passage (5), the adapter (4) is interior to be formed with water purification access (4A) and concentrated water access (4B), which is characterized in that the nanofiltration
Film film core (1) is the nanofiltration membrane film core (1) as described in any one of claims 1 to 10, the production water of the nanofiltration membrane film core (1)
End cap (15) is equipped with outlet pipe (151), and the water inlet access (5) is connected to the intake tunnel (2A) and the nanofiltration membrane film core
(1) inlet opening (111), the water purification access (4A) is connected to the water purification channel (2B) and the outlet pipe (151), described dense
Water passage (4B) is connected to the concentrated water hole (131) of the concentrated water channel (2C) and the nanofiltration membrane film core (1).
12. nanofiltration membrane component as claimed in claim 11, which is characterized in that the adapter (4) includes the first connector (41)
And it is sheathed on the second connector (43) connecting on the outside of first connector (41) and with the water outlet of the nanofiltration membrane film core (1),
First connector (41) includes the first tube body (411) being tightly connected with the outlet pipe (151), is set to first tube body
(411) concentrated water jumper pipe (413) in and be connected to the concentrated water jumper pipe (413) and from the concentrated water jumper pipe (413) to
The second tube body (415) that direction far from first tube body (411) extends, second connector (43) and first tube body
(411) it is tightly connected, and the two is enclosed with the nanofiltration membrane film core (1) and is connected to the concentrated water jumper pipe (413) and described
The concentrated water chamber (45) in concentrated water hole (131), second connector (43) is enclosed with second tube body (415) is connected to described
The water-purifying cavity (47) of one tube body (411) and the water purification channel (2B), wherein the water-purifying cavity (47) and first tube body
(411) cavity constitutes the water purification access (4A), the concentrated water chamber (45), the cavity of the concentrated water jumper pipe (413) and institute
The cavity for stating the second tube body (415) constitutes the concentrated water access (4B).
13. nanofiltration membrane component as claimed in claim 12, which is characterized in that the outlet pipe (151) is in itself and described first
On the contact surface of tube body (411) and/or second tube body (415) is respectively set on its contact surface with second connector (43)
Have second annular groove (7), is equipped with sealing ring (8) in the second annular groove (7).
14. nanofiltration membrane component as claimed in claim 12, which is characterized in that the filter cap (2) includes cap body (21), the first pipe
Wall (22), the second tube wall (23), the first jumper pipe (24) and the second jumper pipe (25), the cap body (21) and the nanofiltration membrane film
The film core shell (13) of core (1) connects, and its side wall is equipped with water inlet (211), dense row mouthful (213) and water purification mouth (215)；It is described
First tube wall (22) and second tube wall (23) are set on the bottom wall of the cap body (21), and second tube wall (23) is surround
First tube wall (22)；First jumper pipe (24) is connected to the cavity and dense row's mouth of first tube wall (22)
(213)；Second jumper pipe (25) is connected to the water purification mouth (215) and first tube wall (22) and second tube wall
(23) cavity between；Wherein, first tube wall (22) and second tube body (415) are tightly connected, second connector
(43) be tightly connected with second tube wall (23), cavity between cap body (21) side wall and second tube wall (23) and
The water inlet (211) constitutes the intake tunnel (2A), between first tube wall (22) and second tube wall (23)
Cavity, the cavity of second jumper pipe (25) and the water purification mouth (215) constitute the water purification channel (2B), first pipe
The cavity of wall (22), the cavity of first jumper pipe (24) and the dense row mouthful (213) constitute the concentrated water channel (2C).
15. a kind of nanofiltration membrane component as claimed in claim 14, which is characterized in that second tube body (415) is in itself and institute
It states on the contact surface of the first tube wall (22) and/or second connector (43) is on its contact surface with second tube wall (23)
It is respectively provided with second annular groove (7), is equipped with sealing ring (8) in the second annular groove (7).
16. a kind of nanofiltration membrane component as claimed in claim 14, which is characterized in that the water inlet (211), the dense row mouthful
(213) and the water purification mouth (215) is all connect with a hose coupling (9).
17. a kind of nanofiltration membrane component as claimed in claim 14, which is characterized in that the water inlet (211) and the water purification
The center line overlap of mouth (215).
18. nanofiltration membrane component as claimed in claim 11, which is characterized in that the filter housing (3) includes filter cylinder (31) and lower cover
(33), the filter cap (2), the filter cylinder (31) and the lower cover (33) are successively tightly connected.
19. nanofiltration membrane component as claimed in claim 18, which is characterized in that the filter cap (2), the filter cylinder (31) and described
Lower cover is threadedly coupled between (33), and the filter cylinder (31) its on the contact surface of the filter cap (2) and the lower cover (33)
It is respectively provided with second annular groove (7), is equipped with sealing ring (8) in the second annular groove (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820587772.3U CN208378490U (en) | 2018-04-24 | 2018-04-24 | Nanofiltration membrane film core and its component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820587772.3U CN208378490U (en) | 2018-04-24 | 2018-04-24 | Nanofiltration membrane film core and its component |
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| Publication Number | Publication Date |
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| CN208378490U true CN208378490U (en) | 2019-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345130A (en) * | 2022-01-24 | 2022-04-15 | 珠海格力电器股份有限公司 | Compound filter element group spare and water purification system |
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2018
- 2018-04-24 CN CN201820587772.3U patent/CN208378490U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345130A (en) * | 2022-01-24 | 2022-04-15 | 珠海格力电器股份有限公司 | Compound filter element group spare and water purification system |
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