CN207085688U - Reverse-osmosis membrane element and water purifier - Google Patents
Reverse-osmosis membrane element and water purifier Download PDFInfo
- Publication number
- CN207085688U CN207085688U CN201720913159.1U CN201720913159U CN207085688U CN 207085688 U CN207085688 U CN 207085688U CN 201720913159 U CN201720913159 U CN 201720913159U CN 207085688 U CN207085688 U CN 207085688U
- Authority
- CN
- China
- Prior art keywords
- osmosis membrane
- water inlet
- reverse
- housing
- original water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of reverse-osmosis membrane element and water purifier, wherein, the reverse-osmosis membrane element includes:Housing, one end are provided with pure water outlet and waste water discharge opening, and the other end is provided with original water inlet;Center tube assembly, it is installed in housing, it includes central tube and rolled up along the circumferential of central tube to the reverse osmosis membrane group on central tube, central tube connects with pure water outlet, reverse osmosis membrane group is used to intake adjacent to one end of original water inlet, and reverse osmosis membrane group is used for draining adjacent to one end of waste water discharge opening;And flow-guiding structure, simultaneously neighbouring original water inlet is set in housing, Radial Flow of the water along original water inlet that flow-guiding structure is used to guide in from original water inlet into housing.This ensures that reverse osmosis membrane group is uniform adjacent to the water inlet of the end of original water inlet, so not only increases the filter efficiency of reverse osmosis membrane group, while occurs the problem of reverse osmosis membrane group can also be avoided to cause its life-span too short because excessively being concentrated at one its water inlet.
Description
Technical field
Technical field of water purification is the utility model is related to, more particularly to a kind of reverse-osmosis membrane element and water purifier.
Background technology
Drinking Water Problem is the problem of common people pay special attention to, and it has been thing out of question to have many materials for being unfavorable for health in water
Real, this is the main reason for common people's healthy water consciousness is strengthened, while is also the reason for purifier market is hot.
Its core component of existing purifier is exactly reverse-osmosis membrane element, and usual reverse-osmosis membrane element includes housing, peace
Rolled up loaded on the central tube in housing and along the circumferential of central tube to the reverse osmosis membrane group on the outside of central tube, and the counter-infiltration
Diaphragm group its one end is used to intake, and the other end is used for water outlet, to pass through the raw water of reverse osmosis membrane group infiltration reverse osmosis membrane
Piece group forms pure water, and is discharged from central tube so that user takes.
However, when outside raw water is entered in housing by the original water inlet on housing, reverse osmosis membrane group face raw water
The water amount of entrance location is greater than water amount of the reverse osmosis membrane group away from original water inlet position, so as to cause reverse osmosis membrane
Group water inlet is uneven, so not only influences the filter efficiency of reverse osmosis membrane group, while also shortens making for reverse osmosis membrane group
Use the life-span.
Utility model content
Main purpose of the present utility model is to propose a kind of reverse-osmosis membrane element, it is intended to makes the counter-infiltration of reverse-osmosis membrane element
The water inlet of diaphragm group is uniform, to improve the utilization rate of reverse osmosis membrane group.
To achieve the above object, the utility model proposes a kind of reverse-osmosis membrane element, it includes:
Housing, is cylindrical in shape setting, and one end of the housing is provided with pure water outlet and waste water discharge opening, the housing it is another
One end is provided with original water inlet;
Center tube assembly, it is installed in the housing, the central tube group includes central tube and along the central tube
Circumferential volume to the reverse osmosis membrane group on the central tube, the central tube connects with the pure water outlet, the counter-infiltration
Diaphragm group is used to intake adjacent to one end of the original water inlet, and the reverse osmosis membrane group is adjacent to one end of the waste water discharge opening
For draining;And
Flow-guiding structure, in the housing and the neighbouring original water inlet is set, and the flow-guiding structure is used to guide certainly
Radial Flow of the water that the original water inlet enters in housing along the original water inlet.
Preferably, the housing is convexly equipped with radially extending along the original water inlet adjacent to the internal face of the original water inlet
Multiple fuisw ribs, and multiple fuisw ribs along the original water inlet it is circumferentially-spaced arrangement set;
The reverse-osmosis membrane element be additionally provided with original water inlet described in face and with the spaced water fender of the housing;
Multiple fuisw ribs and the water fender together constitute with the flow-guiding structure.
Preferably, multiple fuisw ribs are recessed along direction clockwise or counter-clockwise and set in arc-shaped.
Preferably, multiple fuisw ribs are circumferentially uniformly distributed along the original water inlet.
Preferably, side wall of the central tube adjacent to described original water inlet one end runs through and had along its circumferentially distributed multiple mistake
Water hole;
The water fender located at the central tube adjacent to one end of the original water inlet, and by multiple water holes and institute
State the pure water passageway break of central tube;
Multiple fuisw ribs enclose jointly adjacent to one end of the original water inlet to be set to form a slot, the slot be used for
The central tube coordinates adjacent to one end grafting of the original water inlet.
Preferably, multiple fuisw ribs are integrally formed setting with the housing.
Preferably, the flow-guiding structure is separates the reverse osmosis membrane group with the original water inlet, and with the original
The spaced baffle plate of water inlet, the baffle plate have the dash region of original water inlet described in face and positioned at the dash
Areas outside crosses aqua region, and the aqua region of crossing offers multiple through holes, and the density of the through hole crosses aqua region from described
The interior lateral outside for crossing aqua region gradually increase.
Preferably, the through-hole aperture for crossing aqua region crosses the lateral outside for crossing aqua region in aqua region from described
Gradually increase.
Preferably, the flow-guiding structure is separates the reverse osmosis membrane group with the original water inlet, and with the original
The spaced baffle plate of water inlet, the baffle plate have the dash region of original water inlet setting described in face and positioned at described
Dash areas outside crosses aqua region, it is described cross aqua region and be provided with multiple lateral in aqua region described cross pool from described cross
The outside extension in domain, and along the scallop hole of the circumferentially-spaced arrangement of the water fender.
The utility model also proposes a kind of water purifier, and it includes reverse-osmosis membrane element, and the reverse-osmosis membrane element includes:
Housing, is cylindrical in shape setting, and one end of the housing is provided with pure water outlet and waste water discharge opening, the housing it is another
One end is provided with original water inlet;
Center tube assembly, it is installed in the housing, the central tube group includes central tube and along the central tube
Circumferential volume to the reverse osmosis membrane group on the central tube, the central tube connects with the pure water outlet, the counter-infiltration
Diaphragm group is used to intake adjacent to one end of the original water inlet, and the reverse osmosis membrane group is adjacent to one end of the waste water discharge opening
For draining;And
Flow-guiding structure, in the housing and the neighbouring original water inlet is set, and the flow-guiding structure is used to guide certainly
Radial Flow of the water that the original water inlet enters in housing along the original water inlet.
By setting flow-guiding structure in the housing of reverse-osmosis membrane element, the flow-guiding structure is set technical solutions of the utility model
Set in housing and adjacent to original water inlet, when reverse-osmosis membrane element carries out filtration, outside raw water passes through original water inlet
Enter in housing, and the raw water entered in housing is entered under the guide functions of flow-guiding structure from original water inlet along raw water
The radial direction of mouth flows to the direction away from original water inlet, and this ensures that reverse osmosis membrane group is equal adjacent to the water inlet of the end of original water inlet
It is even, so as to take full advantage of reverse osmosis membrane group, the filter efficiency of reverse osmosis membrane group is so not only increased, while can also
The problem of avoiding reverse osmosis membrane group from causing its life-span too short because excessively being concentrated at one its water inlet occurs.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the utility model reverse-osmosis membrane element one;
Fig. 2 is the structural representation of end cap in Fig. 1;
Fig. 3 is the structural representation of another embodiment of the utility model flow-guiding structure;
Fig. 4 is the structural representation of the another embodiment of the utility model flow-guiding structure.
Drawing reference numeral explanation:
Label | Title | Label | Title |
100 | Reverse-osmosis membrane element | 31 | Fuisw rib |
10 | Housing | 32 | Water fender |
20 | Center tube assembly | 212 | Water hole |
30 or 30 ' or 30 " | Flow-guiding structure | 40 | Slot |
11 | Pure water outlet | 31′ | Baffle plate |
12 | Waste water discharge opening | 32′ | Through hole |
13 | Original water inlet | 311′ | Dash region |
14 | Side wall | 312′ | Cross aqua region |
15 | End cap | 31″ | Baffle plate |
21 | Central tube | 32″ | Scallop hole |
211 | Inlet opening | 311″ | Dash region |
22 | Reverse osmosis membrane group | 312″ | Cross aqua region |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of reverse-osmosis membrane element, refer to Fig. 1, and Fig. 1 shows counter-infiltration of the present utility model
The structural representation of the embodiment of membrane component one.
The reverse-osmosis membrane element 100 is applied in water purifier, and it is used for Pure-water Making, and the reverse-osmosis membrane element 100 includes
Housing 10, center tube assembly 20, flow-guiding structure 30.
One end of the housing 10 is provided with pure water outlet 11 and waste water discharge opening 12, and another opposite end of the housing 10 is set
It is equipped with original water inlet 13.Specifically, the housing 10 includes the drain pan 14 of open at one end, and the end cap 15 of capping drain pan 14;It is pure
Water outlet 11 and waste water discharge opening 12 are opened in the bottom of drain pan 14, and original water inlet 13 is opened on end cap 15.In view of center
Tube assembly 20 is needed to be attached in housing 10, and end cap 15 is detachably connected with drain pan 14, so facilitates reverse-osmosis membrane element
100 center tube assembly 20 is installed in housing 10.
Center tube assembly 20 is installed in housing 10, and it includes central tube 21 and rolled up along the circumferential of central tube 21 to center
The reverse osmosis membrane group 22 in the outside of pipe 21, the central tube 21 connect with the pure water outlet 11 on housing 10, the reverse osmosis membrane
Group 22 is used to intake adjacent to one end of original water inlet 13, and the reverse osmosis membrane group 22 is used to arrange adjacent to one end of waste water discharge opening 12
Water.
Specifically, the one end open of the central tube 21 is set, and connected with the pure water outlet 11 on housing 10, the center
Pipe 21 the other end closure set, i.e., the other end of the central tube 21 can by being tightly connected with housing 10 to be sealed,
By setting dividing plate to be sealed specific restriction can not be done to this one end to central tube 21 is sealed using which kind of mode.
And the tube wall of the central tube 21 is also extended through provided with inlet opening 211, so that the water in the outside of central tube 21 can enter central tube
In 21, and discharged by central tube 21.
Reverse osmosis membrane group 22 includes reverse osmosis membrane, when in reverse osmosis membrane group volume 22 to central tube 21, the reverse osmosis
The front of permeable membrane piece is in its one end to doubling after around central tube 21, and the front of the reverse osmosis membrane after doubling is in marine glue
Bonding effect under, form the pure water passage only connected with central tube 21;Reverse osmosis membrane after doubling is along central tube 21
Circumferential volume set in the shape of a spiral to the outside of central tube 21, with to enclose between reverse osmosis membrane adjacent two layers set to be formed into
Aquaporin, sealed because the reverse side of reverse osmosis membrane is not through marine glue, this allows for the intake tunnel adjacent to raw water
The both sides of import 13 and waste water discharge opening 12 are open settings, so that the reverse osmosis membrane is adjacent to the one of original water inlet 13
End is used for intaking, and the reverse osmosis membrane is used for draining adjacent to one end of waste water discharge opening 12.
In order to ensure the water velocity in pure water passage and intake tunnel, the reverse osmosis membrane group 22 is also led including pure water
Cloth and water inlet grid, wherein pure water selvage guide are installed in pure water passage, and water inlet grid is installed in intake tunnel.Because pure water is led
Cloth and water inlet grid are respectively provided with certain thickness, and this pure water selvage guide for allowing for being installed in pure water passage can be by the anti-of doubling
The front interval setting of diaphragm is permeated, so as to ensure that the water velocity in pure water passage;Similarly, it is installed in intake tunnel
Grid of intaking will can be arranged at intervals to the adjacent two layers of spiral reverse osmosis membrane, so also ensure that intake tunnel
Interior water velocity.
It should be noted that outside raw water is only entered in housing 10 by original water inlet 13, this is allowed in housing 10
The water-carrying capacity of the position of neighbouring original water inlet 13 is not only big, and water flow velocity is also than very fast;That is, pass through original water inlet 13
Raw water into housing 10, it is most of that reverse osmosis membrane is flowed through by the position of the face original water inlet 13 of reverse osmosis membrane group 22
Piece group 22, this result in flow through position of the reverse osmosis membrane group 22 away from raw water mouth water it is fewer, so as to cause counter-infiltration
Diaphragm group 22 is intake uneven, so not only influences the filter efficiency of reverse osmosis membrane group 22, while also shorten reverse osmosis membrane
The service life of piece group 22.
In view of above mentioned problem, in embodiment of the present utility model, flow-guiding structure 30 is additionally provided with the housing 10, should
Flow-guiding structure 30 is set adjacent to original water inlet 13, and it is mainly used in being directed through the water that original water inlet 13 is entered in housing 10
Along the Radial Flow of original water inlet 13.
When reverse-osmosis membrane element 100 carries out filtration, outside raw water is entered in housing 10 by original water inlet 13,
And the raw water entered in housing 10 is under the guide functions of flow-guiding structure 30, from original water inlet 13 along original water inlet 13
Radially flowed to the direction away from original water inlet 13, this is to ensure that reverse osmosis membrane group 22 adjacent to the end of original water inlet 13
Water inlet is uniform, so as to take full advantage of reverse osmosis membrane group 22, so not only increases the filtering effect of reverse osmosis membrane group 22
Rate, at the same can also avoid reverse osmosis membrane group 22 because its water inlet excessively concentrate at one cause its life-span too short the problem of go out
It is existing.
In an embodiment of the present utility model, the flow-guiding structure 30 is made up of multiple fuisw ribs 31 and a water fender 32.
Wherein, multiple fuisw ribs 31 are located at the internal face of housing 10, refer to Fig. 2, it is preferable that multiple fuisw ribs 31 are located at end cap 15
Inner surface, multiple radially extending along original water inlet 13 of fuisw rib 31, and multiple fuisw ribs 31 are also along original water inlet 13
Be provided at circumferentially spaced, this allows for adjacent two fuisw rib 31 and housing 10 and together encloses to set to form guiding gutter, guiding gutter master
It is used to guide raw water from original water inlet 13 to the direction flowing away from original water inlet 13.
Water fender 32 is arranged in housing 10, and its face original water inlet 13 sets and is arranged at intervals with housing 10, and its is main
For stopping the raw water that is entered to from raw water mouth in housing 10, to avoid passing through raw water that raw water mouth entered in housing 10 straight
Flow to reverse osmosis membrane group 22.
When raw water is entered in housing 10 from original water inlet 13, raw water by water fender 32 stop and along original water inlet
13 Radial Flow, and raw water in the case where adjacent two fuisw rib 31 encloses the guide function for setting the guiding gutter to be formed with housing 10 to remote
Direction from original water inlet 13 is flowed, and so avoids the flow direction of the raw water that enters in housing 10 from original water inlet 13 straight
Reverse osmosis membrane group 22, and make it that reverse osmosis membrane group 22 only has subparticipation filtering, and then cause reverse osmosis membrane group 22
Filter efficiency is low and occurs the problem of service life is short.
It should be noted that the water fender 32 can be fixed on multiple fuisw ribs 31 adjacent to the one of reverse osmosis membrane group 22
It side, can also be fixedly installed in by other connectors in housing 10, how water fender 32 is fixedly mounted at this and is not done specifically
Restriction.
Further, multiple fuisw ribs 31 are recessed along direction clockwise or counter-clockwise and arc-shaped is set.Specifically
, Fig. 2 is refer to, in embodiment of the present utility model, multiple fuisw ribs 31 are recessed along clockwise direction, and this is allowed for
Together enclosed with housing 10 by two adjacent fuisw ribs 31 and set the guiding gutter formed also along the bending of clockwise direction.When raw water along
When the guiding gutter flows, the raw water not only has the flow velocity along the radial direction of original water inlet 13, while also has along original water inlet 13
Circumferential flow velocity;That is, form eddy flow under the guide functions of multiple fuisw ribs 31 into the raw water in housing 10.This
Allow for not only having along the axial direction of reverse osmosis membrane group 22 into the raw water in the intake tunnel of reverse osmosis membrane group 22 and flow
Speed, while also have along intake tunnel bearing of trend flow speed;That is, reverse osmosis membrane group 22 is entered
Raw water in aquaporin also forms eddy flow effect, is stranded in the impurity in intake tunnel, booty in the presence of eddy flow raw water more
Intake tunnel easily is rushed out, thus reverse osmosis membrane group 22 can be avoided to be stranded in the impurity in intake tunnel, booty
Blocked, and then be advantageous to extend the service life of reverse osmosis membrane diaphragm group, namely be advantageous to extend reverse-osmosis membrane element 100
Service life.
Further, multiple fuisw ribs 31 are uniformly distributed along original water inlet 13 is circumferential, that is to say, that the two of arbitrary neighborhood lead
The spacing flowed between muscle 31 is consistent, i.e., any two adjacent fuisw ribs 31 enclose with housing 10 sets the big of the guiding gutter to be formed
It is small quite.This allows for the raw water after being stopped by water fender 32 under the guide functions of multiple fuisw ribs 31, and uniform flow direction is former
The surrounding of water inlet 13, and then reverse osmosis membrane group 22 can be intake adjacent to each position in one end of original water inlet 13,
And amount of inlet water is suitable, so ensure that reverse osmosis membrane group 22 can filter raw water everywhere, so as to ensure that reverse osmosis
The filter efficiency and service life of permeable membrane piece group 22.
Set it should be noted that central tube 21 stretches out reverse osmosis membrane group 22 adjacent to one end of original water inlet 13, also
It is to say, when center tube assembly 20 is installed in housing 10, central tube 21 abuts adjacent to one end of original water inlet 13 with housing 10, with
So that the preset clearance between raw water mouth of reverse osmosis membrane group 22.In view of the positioning between central tube 21 and housing 10, at this
In one embodiment of utility model, Fig. 2 is refer to, multiple fuisw ribs 31 together enclose to set to form one adjacent to one end of original water inlet 13
Slot 40, the size of the slot 40 and the sizableness of central tube 21, this allows for the central tube 21 can be slotting by being plugged to
It is fixedly connected in groove 40 with housing 10.
But when central tube 21 is inserted in slot 40, the central tube 21 just directly connects with original water inlet 13, and this just makes
Obtain raw water just not discharged from central tube 21 by filtering, it is contemplated that above mentioned problem, refer to Fig. 1, the central tube 21 enters adjacent to raw water
The side wall 14 of one end of mouth 13, which runs through, to be had along its circumferentially distributed multiple water hole 212;It is arranged at intervals simultaneously with original water inlet 13
Water fender 32 be installed in central tube 21, and the water fender 32 is also by multiple water holes 212 on central tube 21 and center
The pipeline cut-off of pipe 21, ensures that the raw water entered from original water inlet 13 in housing 10 cannot directly enter to central tube 21
It is interior.
In 100 Pure-water Making of reverse-osmosis membrane element, outside raw water is entered in housing 10 by original water inlet 13, and
Flowed along the axial direction of central tube 21, after the stop of the water fender 32 in raw water acceptor center pipe 21, the raw water in central tube 21
It is merely able to flow to the surrounding of central tube 21 by multiple water holes 212 on central tube 21, and flows out the original of central tube 21
Water continues to flow to the direction away from central tube 21 in the presence of multiple fuisw ribs 31, so that housing 10 enters adjacent to raw water
One end of mouth 13 is each filled with raw water, and then ensure that reverse osmosis membrane group 22 is uniform adjacent to the water inlet of one end of original water inlet 13.
It should be noted that 21 usual one end of central tube of reverse osmosis membrane group 22 needs to block, water fender 32 is set
In in central tube 21, so not only facilitating the fixation of water fender 32, while the structure of housing 10 can also be simplified.
In above-described embodiment, multiple fuisw ribs 31 use with housing 10 and are integrally formed setting.It is arranged such, not only ensure that
Bonding strength between fuisw rib 31 and housing 10, while the intensity of fuisw rib 31 is also assures that, so as to ensure that fuisw rib 31
When being impacted by water, the position of fuisw rib 31 will not produce displacement, while fuisw rib 31 will not produce change after by water slug
Shape or the problem of be thrust.In addition, multiple fuisw ribs 31 and housing 10 are integrally formed setting so that multiple fuisw ribs
31 can once mold shaping with housing 10 by mould, thus shorten the production cycle of whole reverse-osmosis membrane element 100,
And then be advantageous to improve the productivity ratio of reverse-osmosis membrane element 100.
Obviously, in another embodiment of the present utility model, Fig. 3 is refer to, the flow-guiding structure 30 ', which can also be, to be offered
The formation of baffle plate 31 ' of multiple through holes 32 '.Specifically, the baffle plate 31 ' be installed in housing 10 and by reverse osmosis membrane group 22 in
Original water inlet 13 is spaced apart, and the baffle plate 31 ' is set in distance with original water inlet 13, and this allows for entering from original water inlet 13
Enter the raw water in housing 10 to persist between housing 10 and baffle plate 31 '.
The baffle plate 31 ' has the dash region 311 ' that face original water inlet 13 sets and outer positioned at dash region 311 '
Aqua region 312 ' is crossed in side;The dash region 311 ' is not provided with through hole 32 ', and it is mainly used in stopping enters to from original water inlet 13
Water in housing 10 straight flow to reverse osmosis membrane group 22;This is crossed aqua region 312 ' and offers multiple through holes 32 ', persists in shell
Raw water between body 10 and baffle plate 31 ' can be by crossing multiple through holes 32 ' of aqua region 312 ' by and entering reverse osmosis membrane
Filtered in the intake tunnel of group 22.
Because raw water can be along the circumferential flow of original water inlet 13 after by the stop in dash region 311 ', and neighbouring raw water is entered
The water velocity of 13 positions of mouth is greater than the water velocity away from the position of original water inlet 13, in order to ensure reverse osmosis membrane group 22
Water inlet is uniform, the through hole 32 ' crossed on aqua region 312 ' from its Inside To Outside be in gradually close setting, that is to say, that mistake aqua region
The quantity of through hole 32 ' in 312 ' neighbouring dash regions 311 ' will be less than through hole 32 ' of the aqua region 312 ' away from dash region 311 '
Quantity, so ensured that aqua region 312 ' was suitable by raw water amount everywhere, so as to ensure that reverse osmosis membrane group 22 is neighbouring
The end of baffle plate 31 ' intakes uniformly everywhere, and then ensure that the filter efficiency and service life of reverse osmosis membrane group 22.
It should be noted that the size in the dash region 311 ' is suitable with the caliber of central tube 21, center tube assembly 20 is pacified
During loaded in housing 10, central tube 21 abuts adjacent to one end of baffle plate 31 ' with the dash region 311 ' of baffle plate 31 ', and reverse osmosis
Permeable membrane piece group 22 is reserved with gap between the end of baffle plate 31 ' and baffle plate 31 ', so has and is easy to reverse osmosis membrane group 22
Water purification.
Further, it is suitable in order to ensure to pass through the raw water amount of aqua region 312 ' everywhere, it is real of the present utility model one
Apply in example, the aperture of through hole 32 ' for crossing aqua region 312 ' gradually increases from the outside for the interior lateral filtration zone for crossing aqua region.By
In by crossing the neighbouring nearer place in dash region 311 ' of aqua region 312 ', raw water flow velocity is bigger, remote by crossing aqua region 312 '
The place more remote from dash region 311 ', raw water flow velocity is smaller, and by changing the aperture of through hole 32 ', it is same this makes it possible to ensure
It is suitable by crossing the raw water amount of aqua region 312 ' everywhere in one period, so as to ensure that reverse osmosis membrane group 22 adjacent to baffle plate
Inflow is suitable everywhere for 31 ' end, and then ensure that the filter efficiency and service life of reverse osmosis membrane group 22.
In addition, in other embodiment of the present utility model, Fig. 4 is refer to, the flow-guiding structure 30, which can also be, to be offered
Multiple scallop holes 32 " baffle plate 31 " are formed.Specifically, the baffle plate 31 " be installed in housing 10 and by reverse osmosis membrane group 22 in
Original water inlet 13 is spaced apart, and the baffle plate 31 " is set in distance, this allows for entering from original water inlet 13 with original water inlet 13
Raw water in housing 10 is persisted in housing 10 and baffle plate 31 " between.
The baffle plate 31 " the dash region 311 that there is face original water inlet 13 to set " and " outside positioned at dash region 311
Cross aqua region 312 ";The dash region 311 " being not provided with scallop hole 32 ", it is mainly used in stopping enters to from original water inlet 13
Water in housing 10 straight flow to reverse osmosis membrane group 22;This, which crosses aqua region 312, " offers along the more of its circumferentially-spaced arrangement
Individual scallop hole 32 ", persist in multiple scallop holes of housing 10 and baffle plate 31 " between raw water can be by crossing aqua region 312 "
32 " by and entering in the intake tunnel of reverse osmosis membrane group 22 and being filtered.
Because raw water is by dash region 311 " stop after can be along the circumferential flow of original water inlet 13, and neighbouring raw water is entered
The water velocity of 13 positions of mouth is greater than the water velocity away from the position of original water inlet 13, in order to ensure reverse osmosis membrane group 22
Water inlet is uniform, and scallop hole 32 " from aqua region 312 is crossed " its lateral outside from it is in gradually wide setting, so ensures that water
Region 312 " is suitable by raw water amount everywhere, so as to ensure that reverse osmosis membrane group 22 adjacent to baffle plate 31 " end intake everywhere
Uniformly, the filter efficiency and service life of reverse osmosis membrane group 22 be ensure that and then.
The utility model also proposes a kind of water purifier, and the water purifier includes reverse-osmosis membrane element, the main reverse-osmosis membrane element
Concrete structure with reference to above-described embodiment, because this water purifier employs whole technical schemes of above-mentioned all embodiments, therefore
All beneficial effects at least caused by the technical scheme with above-described embodiment, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content
Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. reverse-osmosis membrane element, it is characterised in that including:Housing, is cylindrical in shape setting, and one end of the housing is provided with pure water outlet and waste water discharge opening, the other end of the housing Provided with original water inlet;Center tube assembly, it is installed in the housing, the central tube group includes central tube and the circumference along the central tube Volume to the reverse osmosis membrane group on the central tube, the central tube connects with the pure water outlet, the reverse osmosis membrane One end of the neighbouring original water inlet of group is used to intake, and the reverse osmosis membrane group is used for adjacent to one end of the waste water discharge opening Draining;AndFlow-guiding structure, in the housing and the neighbouring original water inlet is set, and the flow-guiding structure is used to guide described in Radial Flow of the water that original water inlet enters in housing along the original water inlet.
- 2. reverse-osmosis membrane element as claimed in claim 1, it is characterised in that inwall of the housing adjacent to the original water inlet Face is convexly equipped with the multiple fuisw ribs radially extended along the original water inlet, and multiple fuisw ribs are along the original water inlet Circumferentially-spaced arrangement is set;The reverse-osmosis membrane element be additionally provided with original water inlet described in face and with the spaced water fender of the housing;Multiple fuisw ribs and the water fender together constitute with the flow-guiding structure.
- 3. reverse-osmosis membrane element as claimed in claim 2, it is characterised in that multiple fuisw ribs are along clockwise or inverse The direction of hour hands is recessed and is set in arc-shaped.
- 4. reverse-osmosis membrane element as claimed in claim 2, it is characterised in that multiple fuisw ribs are all along the original water inlet To being uniformly distributed.
- 5. reverse-osmosis membrane element as claimed in claim 2, it is characterised in that the central tube is adjacent to described original water inlet one end Side wall through having along its circumferentially distributed multiple water hole;The water fender located at the central tube adjacent to one end of the original water inlet, and by multiple water holes and it is described in The pure water passageway break of heart pipe;Multiple fuisw ribs enclose jointly adjacent to one end of the original water inlet to be set to form a slot, the slot be used for it is described Central tube coordinates adjacent to one end grafting of the original water inlet.
- 6. the reverse-osmosis membrane element as described in any one in claim 2-5, it is characterised in that multiple fuisw ribs and institute State housing and be integrally formed setting.
- 7. reverse-osmosis membrane element as claimed in claim 1, it is characterised in that the flow-guiding structure is by the reverse osmosis membrane Group separates with the original water inlet, and has raw water described in face with the spaced baffle plate of the original water inlet, the baffle plate The dash region of import and the aqua region of crossing positioned at the dash areas outside, the aqua region of crossing offer multiple through holes, And the density of the through hole gradually increases from the outside for crossing aqua region lateral excessively in aqua region.
- 8. reverse-osmosis membrane element as claimed in claim 7, it is characterised in that the through-hole aperture for crossing aqua region is from the mistake The interior lateral outside for crossing aqua region of aqua region gradually increases.
- 9. reverse-osmosis membrane element as claimed in claim 1, it is characterised in that the flow-guiding structure is by the reverse osmosis membrane Group separates with the original water inlet, and has raw water described in face with the spaced baffle plate of the original water inlet, the baffle plate The dash region and the aqua region excessively positioned at the dash areas outside that import is set, the aqua region excessively are provided with multiple The lateral outside extension for crossing aqua region in aqua region is crossed from described, and along the sector of the circumferentially-spaced arrangement of the water fender Hole.
- 10. a kind of water purifier, it is characterised in that including the reverse-osmosis membrane element as described in any one in claim 1-9.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720913159.1U CN207085688U (en) | 2017-07-25 | 2017-07-25 | Reverse-osmosis membrane element and water purifier |
PCT/CN2018/096878 WO2019020030A1 (en) | 2017-07-25 | 2018-07-24 | Reverse osmosis membrane component and water purifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720913159.1U CN207085688U (en) | 2017-07-25 | 2017-07-25 | Reverse-osmosis membrane element and water purifier |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207085688U true CN207085688U (en) | 2018-03-13 |
Family
ID=61546131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720913159.1U Active CN207085688U (en) | 2017-07-25 | 2017-07-25 | Reverse-osmosis membrane element and water purifier |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207085688U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019020030A1 (en) * | 2017-07-25 | 2019-01-31 | 佛山市顺德区美的饮水机制造有限公司 | Reverse osmosis membrane component and water purifier |
CN109289532A (en) * | 2017-07-25 | 2019-02-01 | 佛山市顺德区美的饮水机制造有限公司 | Reverse-osmosis membrane element and water purifier |
CN109731477A (en) * | 2019-03-06 | 2019-05-10 | 南京工业大学 | A kind of ceramic film component of internal baffle |
CN116173737A (en) * | 2023-02-27 | 2023-05-30 | 山东瑞林达环保科技有限公司 | Integral type roll-type separation membrane element |
-
2017
- 2017-07-25 CN CN201720913159.1U patent/CN207085688U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019020030A1 (en) * | 2017-07-25 | 2019-01-31 | 佛山市顺德区美的饮水机制造有限公司 | Reverse osmosis membrane component and water purifier |
CN109289532A (en) * | 2017-07-25 | 2019-02-01 | 佛山市顺德区美的饮水机制造有限公司 | Reverse-osmosis membrane element and water purifier |
CN109731477A (en) * | 2019-03-06 | 2019-05-10 | 南京工业大学 | A kind of ceramic film component of internal baffle |
CN116173737A (en) * | 2023-02-27 | 2023-05-30 | 山东瑞林达环保科技有限公司 | Integral type roll-type separation membrane element |
CN116173737B (en) * | 2023-02-27 | 2023-11-03 | 山东瑞林达环保科技有限公司 | Integral type roll-type separation membrane element |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207085688U (en) | Reverse-osmosis membrane element and water purifier | |
CN207498155U (en) | Composite filter element component and water cleaning systems | |
CN207091063U (en) | Central tube, RO membrane cartridges and water purifier | |
CN206660701U (en) | Composite filter element and purifier | |
CN205381989U (en) | High water conservation reverse osmosis membrane side flow structure | |
CN104492268B (en) | Rolling ro components and preparation method thereof | |
CN206660704U (en) | Composite filter element and purifier | |
CN108996615A (en) | A kind of reverse osmosis membrane filter element and water purifier | |
TWM459903U (en) | Filter cartridge containing hollow fiber membrane | |
CN110215834A (en) | Parallel connection water inlet single-stage disc-type filter | |
CN106474925A (en) | Reverse-osmosis membrane element and purifier | |
CN105948296A (en) | Double-water-channel water purification tap combination filter element | |
CN106524513B (en) | Water heater capable of improving water purification effect | |
CN206660702U (en) | Composite filter element and purifier | |
CN107899280A (en) | Composite filter element and purifier | |
CN206843254U (en) | Water cleaning systems | |
CN207091062U (en) | Water cleaning systems | |
CN206940637U (en) | Water cleaning systems | |
CN106422447A (en) | Filter element, filter element component and water purification equipment | |
CN110876867A (en) | Rotary filtering centrifugal filter | |
CN207142952U (en) | Integrating water route component and water purifier | |
CN109289532A (en) | Reverse-osmosis membrane element and water purifier | |
CN214050658U (en) | Laminated filter element of filter | |
CN205613099U (en) | Cotton filter core structure of PP for purifier | |
CN209302311U (en) | Multicore fore filter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |