CN102688693A - Water purifier equipped with filter core backwashing device and verifying attachment for filter core backwashing - Google Patents
Water purifier equipped with filter core backwashing device and verifying attachment for filter core backwashing Download PDFInfo
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Abstract
The present invention relates to a water treatment industry, and particularly relates to aspects of depth-type filtration and purification of drinking water. The present invention discloses a water purifier, equipped with a filter core backwashing device, and a verifying attachment for filter core backwashing, which comprise a filter core; a base seat equipped with a water inlet pipe interface, a water outlet pipe interface and a filter core mounting base; a mounting base of the filter core backwashing device; and an individual backwashing water inlet pipe interface. The base seat connects and cooperates with the filter core, the water inlet pipe interface and the water outlet pipe interface connect with a water inlet and a water outlet of the filter core in series for composing a filtering channel. One end of the backwashing water inlet pipe communicates with an externally-connected water inlet pipe interface, and the other end communicates with the water outlet of the filter core to be backwashed arranged on the mounting base of the filter core backwashing device for composing a backwashing channel of the filter core to be backwashed. The water purifier equipped with the filter core backwashing device and the verifying attachment for filter core backwashing of the present invention have the advantages of simple structure, strong practical applicability; better backwashing effect and long service life of the filter core because multi-stage filter cores can be backwashed step by step; better security because the backwashed filter core can be verified; and lower cost because an user can maintain by self.
Description
Technical field
The present invention is relevant with water treatment field, is specifically related to depth-type filtration, the purification aspect of drinking water.
Background technology
At present at home, the water purifier use is familiar with more universal gradually by the consumer.Adopt water purifier in the water and hydraulic pipeline cause that impurity etc. carries out depth-type filtration, has protected user's health preferably.Yet along with the popularization of water purifier, they have also progressively come out in the defective and the deficiency of application facet.The filter core of water purifier in use for some time; The filtrate outer surface that stopped up gradually and be adsorbed on by impurity of filter core filtrate causes filtration, adsorption effect obviously to descend; And; Along with the impurity that filter core is retained down is more and more, tends to make " pollution " degree of this filter core impurity to surpass " pollution " degree of drinking water itself, thereby make filter core become new " pollution " source.Particularly adopt the filter element of water purifier of milipore filter, NF membrane, reverse osmosis membrane,, be easy to produce clogging during use, influence filter element life because mesh size is few at some.For this reason, these filter cores adopt the cross flow type filtration usually, in filter element filtering layer water inlet end one side, are provided with a discharge outlet, are used to wash.But because discharge outlet and water inlet are in the same side of filtering layer; Therefore to the flushing of filtering layer, poor is though some high-grade water treatment facilities is changed the direction of a stream of water through electric-control system and multichannel magnetic valve; Realization is gone out the impurity that is trapped in the filter core by the back flush of delivery port to water inlet.But owing to need to be equipped with power-supply system, electronic control system, timing means, a plurality of magnetic valves etc.; Cause price very high; Though therefore this type water purifier equipment result of use is relatively good; But price is very high, and can only recoil to a filter core, and is not suitable for many filter cores multistage filtering machine of less flow.And; The forward and backward level of the existing water purifier screen cloth type filtrates that adopt more; Intergrade is the structure of granular pattern filtrate; Adopt impurity that contrary omnidistance recoil pattern is difficult to middle and infiltration are deposited in back level screen cloth through behind the multi-stage filter core by the water inlet discharging thoroughly, the phenomenon that interstitial impurity is not gone out by the forward and reverse row of flushing back and forth usually appears; And the water purifier that does not have " recoil " function because the user had both worried the clean-up effect very fast poor stability that fails, is afraid of the excessive impurity trapped of filter core again and is produced secondary pollution, and is reluctant to use.For many filter cores type, because nearly 3～8 of filter cores, if will realize each filter core recoiled to clean often need dispose a plurality of waterway switchers, machine construction is complicated, cost is high.Corresponding connection flexible pipe is much made and is very easy in the assembling process make mistakes, and efficient is very low. and a large amount of flexible pipes twists each other and both had been not easy to maintenance together, influences attractive in appearance again; The dust so that the machine that also are not easy to wipe on the flexible pipe are difficult to keep a public place clean, and have also influenced the class of machine.In addition, still there is not the water purifier of detergent line voluntarily to appear on the market so far.Owing to take a lot of work, time-consuming but charge again can not be high, the service of cleaning to the doorstep also is reluctant to provide by marketing unit, so seldom mention machine cleaning problem to the user.Therefore most users only know more renew cartridge, and but few people know and will regularly clean filter core.Because the maintenance of water purifier and more renew cartridge all need the professional and make house calls, correspondingly increased user's maintenance and more renew cartridge expense and inconvenience.Also make user's machine maintenance trouble that becomes very voluntarily.And along with the continuous quickening of rhythm of life, people just progressively get into the internet shopping epoch, and water purifier producer increasing employing On-line Direct Sales pattern is consequently paid attention to the operation maintenance of water purifier day by day, presses for new technology, new construction.Above-mentioned defective and not enough causing have had a strong impact on popularizing of water purifier.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of water purifier and filter core backwash verifying attachment of simple and practical band filter core back purge system, to overcome above-mentioned defective and deficiency.
A kind of water purifier with the filter core back purge system comprises filter core, the support of inlet and outlet pipe interface and filter core holder is set; This support is connected cooperation with filter core, its inlet and outlet pipe interface is connected in series with the filter core entery and delivery port and constitutes filtration channel, it is characterized in that also comprising filter core backwash holder and independent backwash inlet pipeline interface; This backwash inlet pipeline one end connects external inlet pipeline interface; Its other end be positioned at the backwash holder on wait the to recoil delivery port of filter core be connected, constitute the backwash passage of this filter core of waiting to recoil.
Described filter core comprises that the NF membrane filter core constitutes the NF membrane type.Booster pump and shunt valve door gear are set in the inlet pipeline of this filter membrane filter core; The inlet pipeline of this shunt valve door gear is connected in the booster pump outlet pipeline, and the one of which water side connects NF membrane filter core water inlet; Another water side connects backflushing water intake pipe road (5).
A kind of water purifier with the filter core back purge system comprises filter core, the support of inlet and outlet pipe and filter core holder is set; This support is connected cooperation with filter core, its inlet and outlet pipe and filter core entery and delivery port connect and compose filtration channel, it is characterized in that also comprising waterway switching device, filter core backwash holder and backwash inlet pipeline; This waterway switching device control end water inlet connects the support inlet pipeline; Be connected the filtration channel inlet pipeline that is connected in series filter core with the controlled end filtered water inlet mouth of its switching butt joint; Controlled end backwash water inlet through the backwash inlet pipeline be positioned at the backwash holder on wait the to recoil delivery port of filter core be connected; After changing the switching position of this waterway switching device, the support inlet pipeline breaks off controlled filtration channel, is communicated with controlled end backwash water inlet, constitutes the backwash passage of the filter core of waiting to recoil.
Described waterway switching device is a double plate quartering waterway switching switch; Two dish contact matching form a sealing interface switching, and its control panel entery and delivery port connects support inlet and outlet pipe interface respectively; The entery and delivery port of symmetry is communicated with the control panel entery and delivery port respectively on its controlled dish, and is communicated with the serial connection filter core head and the tail mouth of a river, two ends; Its another to the recoil entery and delivery port respectively with the backwash holder go out, intake interface be communicated with the formation controlled recoil passage.Two dishes are relatively rotated the five equilibrium switching position that staggers, be in two the filtration channel state under dish and respectively switch the mouth of a river and break away from original filtration channel and switch butt joint two recoils again and switch the mouths of a river and constitute the passages that recoil.
Described filter core is a plurality of filter cores of one group of serial connection; Support is provided with corresponding filter core holder, and constitutes filtration channel with the pipeline serial connection.
Described filter core holder and inlet and outlet pipe and filter core backwash holder and backwash inlet and outlet pipe all are arranged on the support; Filter core holder and filter core backwash holder all have unique filter core and settle fixed interface.
Described filter core comprises the milipore filter filter core.
Described filter core comprises the NF membrane filter core.
Also comprise booster pump and shunt valve door gear; The inlet pipeline of this shunt valve door gear is connected in the booster pump outlet pipeline, and the one of which water side connects NF membrane filter core water inlet; Another water side connects the backflushing water intake pipe road; Two outlet pipelines alternatively open.
Described filter core is the sealing filter core.
Described filter core is an assembly unit filter courage.Low in order to reduce use cost, substitute the sealing filter core with the assembly unit filter core.In view of the assembly unit filter core adopts the combination filter housing, only need change inner bag during replacing.
Pin-connected panel pipeline open channel structure is set in the described support.
Described support is horizontal support; Many pipeline open channels down are set in this horizontal support, are sealedly connected and fixed through seal and base plate.
Described water lines excessively is the structure of pin-connected panel pipeline open channel.
Described backwash inlet and outlet pipe is the structure of pin-connected panel pipeline open channel.
A kind of filter core backwash verifying attachment that is used to the water purifier of filter core back purge system is characterized in that comprising the filter core backwash holder and the backwash inlet pipeline that are arranged on the support, and inflation is refuted and connect mouth and feeder; The filter core delivery port that recoils of treating on this backwash inlet pipeline one end and the filter core backwash holder is connected; Its other end is refuted with the inflation that is connected feeder and is connect the mouth connection, constitutes the backwash check passage of this recoil filter core.
Whether the filter material layer that inflation test mode involved in the present invention is primarily aimed at the pressure membrane element kit exists " perforation " phenomenon.Under the pressure membrane assembly normal condition, " crossing only gas of water ".In case " perforation " phenomenon occurs, will " cross water and also cross gas " under the inflation test mode.As long as therefore check out gas to pass through filter material layer, explain that promptly " perforation " phenomenon appears in filter material layer, this filter core is scrapped.With regard to the filter material layer of PPF fabric filter element, mesh size is bigger, and the inflation test mode is mainly used in observes the impurity repercussion effect.
Described feeder both can be an electric aeration device; Also can be manual pump, or treadle air pump.
Described backwash inlet pipeline is refuted through the inflation of valving connection feeder and is connect mouth.This valving can be control valve, electrically-controlled valve, and perhaps pipeline silently.Both can in the backwash inlet pipeline, valving be set; Also the double valve device can be set in the backwash inlet and outlet pipe.
Also comprise outlet pipe; The filter core water inlet of waiting to recoil on this outlet pipe one end and the filter core backwash holder is communicated with.
The present invention compares with existing water purifier and has the following advantages: simple in structure, practical; Can be to the multi-stage filter core cleaning that recoils step by step, discharge impurities separately, repercussion effect is good, filter element life is long; Can test to the recoil filter core, security is good; The user can safeguard voluntarily, saves expenditure, also makes things convenient for the long-distance user, helps popularizing of water purifier.
Description of drawings
Fig. 1 is that the present invention adopts four filter core holders to be connected sketch map with the horizontal engine base pipeline of recoil holder, pin-connected panel pipeline open channel.
Among Fig. 1, horizontal support 1 upper surface is provided with four and has the filter core holder that unique filter core is installed link position, comprises four filter core holders 2 and a recoil holder 4.Being inverted filter core for four is fixed on the filter core holder 2.The entery and delivery port of its each filter core is connected with the sealing joint of the mistake water lines 3 of horizontal support 1 respectively, and the water-in and water-out external pipeline interface 1a, the 1b that connect horizontal support 1 constitute filtration channel.Holder 2 structures that water-in and water-out interface 2a, 2b are set are asymmetric shape, have unique filter core link position is installed, and corresponding filter core dependency structure also has corresponding asymmetric shape, thereby avoids adorning anti-filter core.Recoil holder 4 also is set on the horizontal support 1.Go out, intake interface 4b, the 4a of this recoil holder 4 connect backwash inlet and outlet pipe 5,6 respectively, and support backwash water-in and water-out external pipeline interface 1c, 1d constitute the backwash passage.
All connecting lines that are positioned at horizontal support 1 all adopt pin-connected panel pipeline open channel structure: horizontal support is provided with many pipeline open channels down, is sealedly connected and fixed through seal and base plate.
Support backwash water-in and water-out external pipeline interface 1c, 1d has and filtration channel water-in and water-out external pipeline interface 1a, external pipeline interface structure that 1b is identical.
Filter core backwash holder has unique filter core installation position and fixed interface, and its water-in and water-out interface 5a, 6a be the recoil outlet and inlet of filter core 81 of to be settled the waiting of sealed butt joint respectively.
Fig. 2 be the present invention on Fig. 1 basis, adopt four filter core holders to be connected the switching principle sketch map with the pipeline of recoil holder, double plate quartering waterway switching switch.
Among Fig. 2, waterway switcher 7 comprises control panel 71 and is manipulated stock quotations 72.Two same axis of coiling relatively rotate, and have four five equilibrium switching positions.The entery and delivery port 11,12 of two symmetries is set on the control panel 71 same circumference, connects water-in and water-out external pipeline interface 1a, the 1b of horizontal support 1 respectively; Be uniformly distributed with four on its 72 circumference corresponding of being manipulated stock quotations and switch the mouths of a river with control panel entery and delivery port 11,12.Wherein, the mouth of a river 21,22 and control panel entery and delivery port 11,12 sealed butt joint, and four head and the tail that are connected in series filter cores 8 that connection all is positioned on the filter core holder 2 constitute controlled filtration channel into and out of pipeline.The mouth of a river 23,24 is controlled recoil entery and delivery port, connects pipe interface 4b, 4a on the filter core backwash holder 4 through the backwash inlet and outlet pipe respectively.The backwash inlet and outlet pipe also connects control valve 9,10 respectively.Control valve 9 ends are provided with the inflation of connection feeder and refute the interface that connects mouth.Control valve 10 ends are provided with the interface that connects outlet pipe.
The specific embodiment
Fig. 1,2 shows optimum embodiment of the present invention.Be inverted filter cores for four and be fixed on the holder 2 of horizontal support, and constitute controlled filtration channel with mistake water lines 3 sealed butt joint through unique filter core installation site and fixed interface.
During filtration, double plate quartering waterway switching switch 7 is in the filtration run location.Running water in the external pipeline is through external inlet pipeline interface 1a; Successively the control panel water inlet 11 through waterway switcher, the water inlet 21 of being manipulated stock quotations, four serial connection filter cores 8, by the delivery port 22 of being manipulated stock quotations, control panel delivery port 12, and outlet pipeline external interface 1b flows out.
During the filter core recoil, take off the filter core 81 that recoils of waiting that will recoil and clean, settle dress to be fixed on the recoil holder 4 it, accomplish being tightly connected of its outlet and inlet and backwash inlet and outlet pipe interface 4b, 4a simultaneously from filter core holder 2.7 rotations of double plate quartering waterway switching switch are switched to the recoil position; Running water is through external inlet pipeline interface 1a; Successively behind the outlet and inlet of the pipe interface 4b on the control panel water inlet 11 through waterway switcher, manipulated stock quotations recoil water inlet 23, the filter core backwash holder 4, the filter core 81 of waiting to recoil; By recoil delivery port 24, the control panel delivery port 12 of being manipulated stock quotations, and outlet pipeline external interface 1b flows out.
Treat recoil filter core 81 and carry out backwash when check, waterway switcher 7 is gone back to return to filter on the run location, the 72 recoil entery and delivery ports 23,24 of being manipulated stock quotations this moment are by control panel 71 sealings.Open control valve 9,10, and will refute on the interface C that connects mouth connection control valve 9 ends, constitute the backwash check passage of this recoil filter core as the manual pump inflation of feeder.In filter core 81 water inlets of waiting to recoil, carry gas through manual pump, the gas and the trash flow artificial situation of inspection recoil filter core 81 delivery ports are judged backwash effect.
For the milipore filter type that adopts the milipore filter filter core, when the milipore filter filter core adopts two gate structures, it is handled as common filter core.When it adopted three gate structures of band " arrange dense mouthful ", the filter core holder 2 of corresponding milipore filter filter core all was provided with three pipe interface structures with recoil holder 4." arranging dense interface " on the filter core holder 2 is communicated with the band dense pipeline of row silently, and opening silently to discharge does not regularly have other influences outside the impurity.Be provided with in the three pipe interface structures at the recoil holder, " arrange dense mouthful " through " arranging dense blind hole " correspondence is set, it is handled as two mouth of a river filter cores: running water is got into by milipore filter filter core delivery port, and water inlet, row are flowed out for dense mouthful.
When support is made, the inner chamber and the pipeline open channel that are communicated with support water inlet pipe and built-in waterway switcher 7 are located at support side and bottom surface respectively.This part support adopts injection mould machine-shaping.The base plate that is used for capping pipeline open channel also adopts injection mould machine-shaping.
The support assembled assembles waterway switcher earlier; The seal corresponding with the pipeline open channel is placed on the pipeline open channel, it is fastening with screw to cover base plate again, and cover plate and the fastening boss contact matching that is positioned on the pipeline open channel sealing surface are fixed together, and each pipeline of just having accomplished machine connects.At this moment, the seal that script thickness is higher than fastening boss height is compressed into the height the same with fastening boss, makes that the sealing gasket on the sealing surface that is placed on whole pipeline open channel is stressed even, has good sealing property, and easy and simple to handle.
Second embodiment of the present invention is at Fig. 1, shown in 2 on the architecture basics, adopts band NF membrane filter core replacement milipore filter filter core, the NF membrane type of formation.Owing to adopt the also corresponding change of NF membrane filter core correlation machine structure: in the inlet pipeline of NF membrane filter core, set up booster pump; " arranging dense interface " on the filter core holder 2 is communicated with the dense pipeline of row of band shutoff valve; Be provided with in the three pipe interface structures at the recoil holder, " arrange dense mouthful ", it is handled as two mouth of a river filter cores through " arranging dense interface " corresponding NF membrane filter core is set.
The position reach that part is connected in series filter core and booster pump is placed on waterway switcher 7 control panels 71 fronts, and the booster pump outlet pipeline is connected control panel water inlet 11; The inlet pipeline of NF membrane filter core connects 71 water inlets 21 of being manipulated stock quotations.During recoil; Running water by the booster pump supercharging after; Through its outlet pipeline get into control panel water inlet 11, the water outlet interface 4b of the manipulated stock quotations 72 recoil mouths of a river 23, recoil filter core holder 4 gets into NF membrane filter core delivery port, again by NF membrane filter core water inlet, dense mouthful of row and separately associated pipe flow out.
When the NF membrane filter core is carried out the backwash check, waterway switcher 7 is returned on the filtration run location, the recoil entery and delivery port 23,24 of being manipulated stock quotations this moment is by control panel 71 sealings.Open control valve 9,10, and will refute on the interface C that connects mouth connection control valve 9 ends, constitute the backwash check passage of this recoil filter core as the manual pump inflation of feeder.In filter core 81 water inlets of waiting to recoil, carry gas through manual pump, the gas and the trash flow artificial situation of inspection recoil filter core 81 delivery ports are judged backwash effect.
The 3rd embodiment of the present invention is on structure shown in Figure 1, adopts the external inlet pipeline of change to connect the filtration operation that different support support inlet pipelines is realized machine, and the switching of two kinds of patterns is cleaned in the recoil of the filter core 81 of waiting to recoil.Be about to external inlet pipeline and be connected the normal operation that realizes machine with water inlet external pipeline interface 1a on the horizontal support 1; 1c is connected with the water inlet of the recoil on external inlet pipeline and the horizontal support 1 external pipeline interface, and filter core to be recoiled is installed in the recoil cleaning that realizes on the backwash holder 4 it.
The 4th embodiment of the present invention is on the 3rd embodiment basis, adopts band NF membrane filter core replacement milipore filter filter core, the NF membrane type of formation, and only to the cleaning that recoils of NF membrane filter core.Owing to adopt the also corresponding change of NF membrane filter core correlation machine structure: in the inlet pipeline of NF membrane filter core, set up booster pump and shunt valve door gear; And the preposition part passage that is positioned in the filtration channel before the booster pump is shared, and promptly filtration channel and recoil passage all use this part filter core and pipeline.Article two, pipeline just just separates in shunt valve controlled end, alternatively opens; " arranging dense interface " on the filter core holder 2 is communicated with the dense pipeline of row of band shutoff valve; Be provided with in the three pipe interface structures at the recoil holder, " arrange dense mouthful ", it is handled as two mouth of a river filter cores through " arranging dense interface " corresponding NF membrane filter core is set.This shunt valve door gear one water side connects NF membrane filter core water inlet; Another water side connects the backflushing water intake pipe road.During recoil, valve switches to the recoil passage by filtration channel along separate routes.Through the running water of booster pump supercharging, flow to the backwash inlet pipeline by the shunt valve, get into NF membrane filter core delivery port through the water outlet interface 4b of the filter core holder 4 that recoils again, again by NF membrane filter core water inlet, dense mouthful of row and associated pipe outflow separately.
When the NF membrane filter core was carried out the backwash check, valve returned to and filters on the run location along separate routes, and backwash this moment inlet pipeline is by the shunt valve closing.Open control valve 9,10, and will refute on the interface 91 that connects mouth connection control valve 9 ends, constitute the backwash check passage of this recoil filter core as the manual pump inflation of feeder.In NF membrane filter core 81 water inlets of waiting to recoil, carry gas through manual pump, the gas and the trash flow artificial situation of inspection recoil filter core 81 delivery ports are judged backwash effect.
The 5th embodiment of the present invention is on the basis of optimum embodiment, will seal filter core 7 usefulness assembly unit filter cores and substitute.In view of the assembly unit filter core adopts the combination filter housing, only need change inner bag during replacing.When water purifier uses the assembly unit filter core; As long as the inner bag of assembly unit filter core is taken out the housing of putting into the combination filter housing; The loam cake of screwing will make up the corresponding respectively inner bag filter material layer water-in and water-out side that connects of entery and delivery port that filter housing is provided with again, just can it be regarded as sealing filter core and handle.
As the improvement of above-mentioned embodiment, substitute control valve 9 with electrically-controlled valve, and substitute manual pump with electric aerating device.
As the improvement of above-mentioned embodiment, control valve 10 ends are provided with the interface that connects outlet pipe, and are equipped with the flexible pipe of giving vent to anger.Filter core 81 water inlets of waiting to recoil on this give vent to anger flexible pipe one end and filter core backwash holder are connected, and the other end is in water.Whether carrying in the gas to filter core 81 delivery ports of waiting to recoil, observing in the water has bubble to emerge.
The filter core that above-mentioned embodiment is related both can be the sealing filter core, also can be assembly unit filter courage.
For the pipeline open channel of composite assembly, after the machine long-time running, can also open the pipeline open channel and clean, and then reseal the continuation operation attached to the incrustation scale on the tube wall.
Claims (10)
1. water purifier with the filter core back purge system comprises filter core (8), inlet and outlet pipe interface (1a) is set, the support (1) of (1b) and filter core holder (2); This support (1) is connected cooperation with filter core (8), and its inlet and outlet pipe interface (1a), (1b) are connected in series with filter core (8) entery and delivery port and constitute filtration channel, it is characterized in that also comprising filter core backwash holder (4) and independent backwash inlet pipeline (5); These backwash inlet pipeline (5) one ends are communicated with external inlet pipeline interface (1a); Its other end be positioned at backwash holder (4) on the delivery port of filter core to be recoiled (81) be connected, constitute the backwash passage of this filter core to be recoiled (81).
2. water purifier with the filter core back purge system comprises filter core (8), the support (1) of inlet and outlet pipe and filter core holder (2) is set; This support (1) is connected cooperation with filter core (8), and its inlet and outlet pipe and filter core (8) entery and delivery port connects and composes filtration channel, it is characterized in that also comprising waterway switching device, filter core backwash holder (4) and backwash inlet pipeline (5); This waterway switching device control end water inlet connects support (1) inlet pipeline; The filtration channel inlet pipeline that is connected serial connection filter core (8) with the controlled end filtered water inlet mouth of its switching butt joint; Controlled end backwash water inlet through backwash inlet pipeline (5) be positioned at backwash holder (4) on the delivery port of filter core to be recoiled (81) be connected; After changing the switching position of this waterway switching device, the support inlet pipeline breaks off controlled filtration channel, is communicated with controlled end backwash water inlet, constitutes the backwash passage of the filter core of waiting to recoil.
3. like the water purifier of the said band filter core of claim 2 back purge system, it is characterized in that described waterway switching device is a double plate quartering waterway switching switch (7); Two dish contact matching form a sealing interface switching, and its control panel entery and delivery port (11), (12) connect support inlet and outlet pipe interface (1a), (1b) respectively; Entery and delivery port (21), (22) that its controlled dish (72) is gone up symmetry are communicated with control panel (71) entery and delivery port (11), (12) respectively, and are communicated with serial connection filter core (8) the head and the tail mouth of a river, two ends; Its another recoil entery and delivery port (23), (24) are communicated with the controlled recoil passage of formation with backwash holder (4) go out, intake interface (4b), (4a) respectively.Two dishes are relatively rotated the five equilibrium switching position that staggers, be in two the filtration channel state under dish and respectively switch the mouth of a river and break away from original filtration channel and switch butt joint two recoils again and switch the mouths of a river and constitute the passages that recoil.
4. like the water purifier of claim 1,2 or 3 said band filter core back purge systems, it is characterized in that water lines (3) and filter core backwash holder (4) and backwash inlet and outlet pipe (5) are crossed in described filter core holder (2) and water-in and water-out, (6) all are arranged on the support (1); Filter core holder (2) and filter core backwash holder (4) all have unique filter core and settle interface; Described filter core (8) is a plurality of filter cores of one group of serial connection; Respectively place support to be provided with on the corresponding filter core holder (2), and filter logical to cross water lines (3) serial connection formation.
5. like the water purifier of the said band filter core of claim 4 back purge system, it is characterized in that described filter core (8) comprises the milipore filter filter core.
6. like the water purifier of the said band filter core of claim 7 back purge system, it is characterized in that also comprising filter membrane filter core, booster pump and shunt valve door gear; This shunt valve door gear is connected in the booster pump outlet pipeline, and the one of which water side connects NF membrane filter core water inlet; Another water side connects backflushing water intake pipe road (5); Two outlet pipelines alternatively open.
7. like the water purifier of claim 1,2,4,5 or 6 said band filter core back purge systems, it is characterized in that described filter core (8) is the sealing filter core.
8. like the water purifier of claim 1,2,4,5 or 6 said band filter core back purge systems, it is characterized in that described filter core (8) is an assembly unit filter courage.
9. a filter core backwash verifying attachment that is used to the water purifier of filter core back purge system is characterized in that comprising the filter core backwash holder (4) and the backwash inlet pipeline that are arranged on the support, and inflation is refuted and connect mouth and feeder; The filter core delivery port that recoils of treating on this backwash inlet pipeline one end and the filter core backwash holder (4) is connected; Its other end is refuted with the inflation that is connected feeder and is connect the mouth connection, constitutes the backwash check passage of this recoil filter core.
10. like the said filter core backwash verifying attachment that is used to the water purifier of filter core back purge system of claim 9, it is characterized in that described backwash inlet pipeline is refuted through control valve 9 and the inflation that is connected feeder to connect mouth and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100806014A CN102688693A (en) | 2011-03-23 | 2011-03-23 | Water purifier equipped with filter core backwashing device and verifying attachment for filter core backwashing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100806014A CN102688693A (en) | 2011-03-23 | 2011-03-23 | Water purifier equipped with filter core backwashing device and verifying attachment for filter core backwashing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103232092A (en) * | 2013-05-09 | 2013-08-07 | 天津膜天膜科技股份有限公司 | Method for realizing water treatment by using pressure type continuous membrane filtering system |
| CN103801141A (en) * | 2012-11-13 | 2014-05-21 | 杜也兵 | Handle mechanism of open-type filter cartridge of water purifier and internally built filter container as well as supporting screw cap |
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2011
- 2011-03-23 CN CN2011100806014A patent/CN102688693A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801141A (en) * | 2012-11-13 | 2014-05-21 | 杜也兵 | Handle mechanism of open-type filter cartridge of water purifier and internally built filter container as well as supporting screw cap |
| CN103801141B (en) * | 2012-11-13 | 2016-02-03 | 杜也兵 | For the handle mechanism of the open filter cylinder of water purifier and built-in filter gall and supporting spiral cover |
| CN103232092A (en) * | 2013-05-09 | 2013-08-07 | 天津膜天膜科技股份有限公司 | Method for realizing water treatment by using pressure type continuous membrane filtering system |
| CN103232092B (en) * | 2013-05-09 | 2014-08-13 | 天津膜天膜科技股份有限公司 | Method for realizing water treatment by using pressure type continuous membrane filtering system |
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Application publication date: 20120926 |