CN101284691A

CN101284691A - Purifier

Info

Publication number: CN101284691A
Application number: CNA2007101005854A
Authority: CN
Inventors: 杜也兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-04-11
Filing date: 2007-04-11
Publication date: 2008-10-15

Abstract

The invention relates to the field of water treatment, particularly to the deep filtration and purification of drinking water, and comprises a filter element, an inlet and an outlet pipeline interfaces, and a water path switcher connected between the inlet and the outlet pipeline interfaces and the filter element, wherein the water path switcher comprises two switching disks with 2 to 16 switching positions and a plurality of switching water gaps that are arranged in the switching positions on the contact surface between the two switching disks and respectively communicate with the water paths. The water path switcher further comprises a pressing component and a closed switching interface formed at the periphery of the switching water gaps by the contact surface of the two switching disks with overlapping axis of rotation; the two switching disks contact each other and can rotationally change the relative switching positions. The invention has the advantages of simple and practical structure, low cost, good repercussion effect, improved purifying effect and prolonged service life of the filter element. Through the switching of the water path switcher, multiple layers of the filter element or multi-stage filter element can be thoroughly washed layer by layer or stage by stage, and the impurities can be discharged layer by layer or stage by stage.

Description

Water purifier

Technical field

The present invention is relevant with water treatment field, is specifically related to depth type filtration, the purification aspect of tap water.

Background technology

At present, water purifier uses more universal at home.When making water, adopt water purifier in the water and hydraulic pipe-line 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 outside 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, tend to make " pollution " degree of this filter core impurity to surpass " pollution " degree of tap water itself, thereby make filter core become new " pollution " source.Particularly adopt the filter element of water purifier of ultra-filtration membrane, nanofiltration membrane, reverse osmosis membrane,, be easy to produce latch up phenomenon 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 feed-water end one side, are provided with a water port, are used to wash.But because water port and water inlet are in the same side of filtering layer, therefore to the flushing of filtering layer, poor effect is though some high-grade water treating equipment is changed the direction of a stream of water by electrical control system and multichannel magnetic valve, realization is gone out the impurity that is trapped in the filter core by the counterflush of water outlet to water-in.But owing to need to be equipped with power-supply system, electronic system, timing device, a plurality of magnetic valves etc., cause price very high, though so this class water purifier equipment result of use relatively good, price is very high, is difficult for promoting.And, the forward and backward level of the existing water purifier screen cloth type filtrates that adopt more, intermediate stage is the structure of granule type filtrate, adopt impurity that contrary omnidistance recoil pattern is difficult to middle and infiltration are deposited in back level screen cloth by behind the multi-stage filter core by the water-in 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 decontamination effect improving 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, and causes water purifier to be difficult to obtain more extensive popularizing.

Summary of the invention

The technical problem that the present invention mainly solves provides a kind of simple and practical water purifier, to overcome above-mentioned defective and deficiency.

The present invention includes filter core, the inlet and outlet pipe interface, also comprise the waterway switcher that is connected between inlet and outlet pipe interface and the filter core: it comprises having two switch plates of 2～16 switching positions, and on two dish contact surface switching positions, a plurality of switchings mouth of a river that is communicated with the water route is set separately, press assembly in addition and switching the sealing interface switching that constitutes around the mouth of a river by the two dish contact surfaces that pivot center overlaps; Two dishes are in contact with one another, and can rotate the relative switching position of change.Press assembly two switch plates are pressed on together, when intercommunication was met at the switching mouth of a river of the switching mouth of a river on certain switching position of dish and another dish, the water route that two mouths of a river connect separately was switched on.Otherwise this switches the mouth of a river by another dish contact surface sealing.Under the effect of pressing assembly, switch between the two switch plate contact surfaces formed sealing interface switching around the mouth of a river make the water that switches in the mouth of a river when work and two dishes can not leak outside after switching mutually along contact surface.

Can be provided with sealing member on the sealing interface switching of waterway switcher of the present invention, prevent to switch water in the mouth of a river along the outside spill and leakage of diverter surface.

Waterway switcher of the present invention can adopt a plurality of head and the tail serial connections to be provided with, the outlet pipeline interface of previous stage waterway switcher is communicated with the suction culvert interface of back one-level waterway switcher, and the filter core that will be connected with each waterway switcher is connected between total inlet and outlet pipe interface, constitutes the water purifier with multilayer or cascade filtration.

Two switch plates of waterway switcher of the present invention can cooperate up and down, and be provided with angle and be eight five equilibrium switching positions of 45 °, on the switching position of last dish contact surface three switching mouths of a river that are on the same circumference are arranged, wherein two mouths of a river are communicated with the inlet and outlet pipe interface respectively, and the angle of water-in and water outlet and discharge outlet is followed successively by 135 °, 270 °.There are five to switch the mouth of a river on the switching position of lower wall contact surface with being on the circumference corresponding with the last dish mouth of a river.Wherein, entery and delivery port respectively with the corresponding intercommunication of last dish entery and delivery port, and be communicated with the entery and delivery port of three mouthfuls of filter cores respectively; Discharge outlet is corresponding to the middle position between last dish water-in and the discharge outlet, and the mouth of a river in the middle of the connection filter core; Other has in the middle of two the mouths of a river between entery and delivery port, and respectively with go out, water port is connected.Securing gear is fixed on three mouthfuls of filter cores on the waterway switcher.Be provided with elastic sealing element between both each mouths of a river.During works better, tap water enters the water inlet of coiling on the waterway switcher by the suction culvert interface and switches the water-in that the mouth of a river, sealing interface switching, lower wall water inlet switches the mouth of a river and three mouthfuls of filter cores and enter filter core and treat the filter district.At this moment, lower wall discharging, the middle mouth of a river of switching are all by last dish contact surface sealing.Under the effect of hydraulic pressure, can only continue across second filtering layer by the tap water that enters the intermediate zone after the filter core first filtering layer filtration treatment, enter purifying area and through filter core water outlet, lower wall water outlet, sealing interface switching, on coil water outlet and the outlet pipeline interface flows out.When recoil is cleaned, can be with the two dishes rotation mutually of waterway switcher, a five equilibrium switching position staggers.At this moment, tap water in the last dish water-in enters water outlet by the first middle mouth of a river and the connecting pipeline of lower wall, then enter the water outlet of three mouthfuls of filter cores, under the hydraulic pressure effect to the cleaning that recoils of second filtering layer, and through the mouth of a river in the middle of the filter core, lower wall discharge outlet, on coil discharge outlet and discharge; When two dishes of waterway switcher mutually continue rotation and stagger a five equilibrium switching position again, on the tap water that coils in the water-in enter the mouth of a river in the middle of discharge outlet and the filter core by the mouth of a river and connecting pipeline in the middle of the lower wall second, enter the intermediate zone of three mouthfuls of filter cores then.Under the hydraulic pressure effect to the cleaning that recoils of first filtering layer, and through filter core and lower wall water-in, on coil discharge outlet and discharge.

As a further improvement on the present invention, adopt two-way recoil pattern: the mouth of a river in the middle of second on the lower wall is arranged on out, on the switching position placed in the middle between the water port, and it is communicated with water-in.Other mouth of a river layouts and annexation are constant.Finish second filtering layer of three mouthfuls of filter cores after normal operation position is returned in recoil at waterway switcher, the reverse rotation five equilibrium switching position that staggers again, equally under the hydraulic pressure effect to the cleaning that recoils of first filtering layer.Because the sealing diverter surface is perpendicular to the pivot center of waterway switcher, numerous switchings mouth of a river is distributed on again on the same circumference, cause the diameter of switch plate relatively large, can directly install and to shirk the sealing filter core, not only simplified construction but also made things convenient for the replacing of detached type sealing filter core.

Further improve as of the present invention, can be with going up dish discharge outlet and water outlet pipeline connection, so that in the recoil process, the impurity in the discharge water is discharged through last dish water outlet and outlet pipeline interface, is convenient to observe the flushing situation, and the convenience on using.

Three mouthfuls of filter cores of the present invention both can be that two filtering layer patterns also can adopt cancellation first filtering layer, and made the filter core intermediate zone and wait to filter the pattern of distinguishing the single filtering layer that unites two into one, can also become the tandem mode of two two mouthfuls of filter cores.Under single filtering layer pattern, three mouthfuls of filter cores will become two mouthfuls of filter cores.

Waterway switcher of the present invention also can be that two dishes cooperate up and down, is provided with two switching positions symmetrically, on coil on the switching position of contact surface two switching mouths of a river that are in same circumference arranged, be connected with the inlet and outlet pipe interface respectively; There are two to switch the mouth of a river and the last dish switching corresponding intercommunication in the mouth of a river on the switching position of lower wall contact surface, and are communicated with the entery and delivery port of two mouthfuls of filter cores respectively.During works better, tap water enters waterway switcher by the water inlet pipe interface,, enter filter core through two dish water-ins, by filter core filtering layer filtration treatment, the water outlet interface by filter core, waterway switcher and outlet pipeline flows out at last.During recoil, can be with two dish mutual Rotate 180s ° of waterway switcher, a five equilibrium switching position staggers.Tap water enters waterway switcher by the water inlet pipe interface, and the water outlet of dish water-in, lower wall and filter core enters filter core on the process, to the filtering layer cleaning that recoils, and discharges through filter core and lower wall water-in, the water outlet of going up dish and outlet pipeline under the hydraulic pressure effect.

In like manner, waterway switcher of the present invention also can be that two dishes cooperate up and down, be provided with four even switching positions, there are three to be in same circumference filling pipe end on the switching position of last dish contact surface, entery and delivery port position symmetry wherein, be communicated with the inlet and outlet pipe interface respectively, the middle mouth of a river is communicated with water-in.Two mouths of a river and the corresponding intercommunication of last dish entery and delivery port are arranged on the corresponding switching position of lower wall contact surface, and be communicated with the entery and delivery port of three mouthfuls of filter cores respectively; The middle mouth of a river of the mouth of a river and last dish was reverse in the middle of other had one, and was communicated with the mouth of a river in the middle of three mouthfuls of filter cores.During purification, the mouth of a river is sealed by the lower wall contact surface in the middle of the last dish; The mouth of a river is sealed by last dish contact surface in the middle of the lower wall.Tap water in the suction culvert interface enters filter core through the water-in of waterway switcher and three mouthfuls of filter cores, filters the back and is discharged by the water outlet and the outlet pipeline interface of three mouthfuls of filter cores and waterway switcher.During recoil, the two disc spins switching position that staggers, at this moment, on coil entery and delivery port and be communicated with the lower wall water outlet and the middle mouth of a river respectively; The lower wall water-in is sealed by last dish contact surface.Tap water in the suction culvert interface through the water inlet of last dish and the middle mouth of a river, lower wall water outlet enter three mouthfuls of filter cores to the recoil of second filtering layer after, through the mouth of a river in the middle of the lower wall, on coil water outlet, flow out by the outlet pipeline interface.When two dishes when continuing to rotate to next switching position, tap water enters this filter core intermediate zone by the mouth of a river in the middle of the lower wall, after to the recoil of first filtering layer, by the lower wall water-in, on coil water outlet and discharge.

Waterway switcher of the present invention also can be that two dishes cooperate up and down, and 16 five equilibrium switching positions are set, and the connection of water-in and water-out interface tube is gone up and is in 2 adjacent on same circumference switching mouths of a river on the switching position of coiling contact surface.Uniform 16 switch the mouth of a river on the corresponding switching position of lower wall contact surface, and are connected with the entery and delivery port of filter core.The switching mouth of a river of lower wall can connect 6 two mouthfuls of filter cores and constitute six grades of filtrations, dish on the correspondence, next-door neighbour's water-in and have 6 to be used to the switching mouth of a river of recoiling and cleaning with the reverse opposite side of water outlet is connected with 6 filter core water outlets respectively successively, and by the sealing of dish 1 contact surface.Connect first step filter core water-in and last step filter core water outlet respectively with last dish water-in, corresponding two mouths of a river that communicate of water outlet.During purification, the tap water in the suction culvert interface is cleaned the processing back by 6 serial connection filter cores successively and is flowed out by the outlet pipeline interface.During recoil, waterway switcher can carry out switching for 6 times respectively 6 filter cores successively successively by the cleaning that recoils separately behind the forward direction.When filter core is less than 6, only need by after forward two mouths of a river of corresponding connection filter core are communicated with, corresponding minimizing recoil switching port quantity gets final product.In addition, also can change 6 two mouthfuls of filter cores into 3 three mouthfuls of filter cores.

Waterway switcher of the present invention can also adopt two dishes to cooperate up and down, 16 five equilibrium switching positions are provided with on the basis, water-in and water-out interface tube and all be positioned at five of being on the same circumference on the dish contact surface switching position with three mouth of a river link positions of three mouthfuls of filter cores and switch the mouths of a river.12 on the lower wall contact surface switch the mouth of a river, are positioned at last dish to switch on the corresponding circumference in the mouth of a river, and are communicated with in twos with six roots of sensation pipeline respectively.For adopting special-purpose recoil discharge outlet or changing three mouthfuls of filter cores the structure of two two mouthfuls of filter cores into, then need to increase respectively the switching mouths of a river of two dishes.

In the technique scheme of the present invention, two switch plate upper-lower positions of waterway switcher relation can be exchanged, and does not then influence original functions of use as long as original annexation is constant.

Waterway switcher of the present invention can also be the right cylinder that dish constituted that is cooperated by two interior outer contacting, and its sealing interface switching is a periphery: switch the mouth of a river and be positioned at this periphery both sides.The inlet and outlet pipe interface and the filter core mouth of a river both can be positioned at a side of circumference sealing diverter surface, also can be positioned at its inside and outside both sides.By between the inside and outside dish along the relatively rotating of circumference sealing surface, the sealing that realizes respectively switching between the mouth of a river is switched, thereby changes the positive and negative direction that current enter filter core in the water purifier.

The present invention compares with existing water purifier and has the following advantages: the simple structure practicality, with low cost, repercussion effect good, and can improve decontamination effect improving, prolong filter element life.By the switching of waterway switcher, can be implemented in and do not change water purifier water-in and water-out interface tube present situation, the reversed flow pattern that provides tap water to pass through filter core are provided.When water purifier is filtered recoil, can to the multilayer filter core multi-stage filter core carries out successively or step by step more up hill and dale recoil clean, and can with impurity successively or discharging step by step overcome the deficiency that existing recoil pattern causes.In view of the utlity model has hierarchical layered counterflush, discharge function, therefore supporting filter core can carry out complicated filtering layer of multiple function or the combination of filter level filtrate, and the forward and reverse obstruction screen cloth of filtrate when not worrying recoiling, thereby can improve decontamination effect improving greatly, prolong filter core, particularly high filtration grade filter element life effectively reduces the possibility of secondary pollution.

Description of drawings

Fig. 1 is that the present invention adopts eight equal parts to switch the principle of work synoptic diagram of position waterway switcher.

Fig. 2 is that eight equal parts of the present invention switches position waterway switcher switching principle synoptic diagram.

Fig. 3 is that eight equal parts of the present invention switches the two-way switching principle synoptic diagram of position waterway switcher.

Fig. 4 is that position waterway switcher switching principle synoptic diagram is switched in bisection of the present invention.

Fig. 5 is four switching position waterway switcher switching principle synoptic diagram of the present invention.

Fig. 6 is that 16 five equilibriums of the present invention switch position waterway switcher switching principle synoptic diagram.

Fig. 7 is that 16 five equilibriums of the present invention switch position, unidirectional connection waterway switcher switching principle synoptic diagram.

Embodiment

Fig. 1, Fig. 2 and Fig. 3 show first embodiment of the present invention.Waterway switcher 123 is connected between water-in and water-out

interface tube

41,42 and the filter core 9, comprise the

dish

1,3 with 2～16 switching positions and a plurality of switchings mouth of a river that the connection water route is set on two dish contact surface switching positions separately, press assembly 5 in addition and switching the sealing interface switching 2 that constitutes around the mouth of a river by

dish

1,3 contact surfaces that pivot center overlaps;

Dish

1,3 is in contact with one another, and can rotate the relative switching position of change.Press assembly 5 two switch plates are pressed on together, when intercommunication was met at the switching mouth of a river of the switching mouth of a river on certain switching position of dish and another dish, the water route that two mouths of a river connect separately was switched on.Otherwise this switches the mouth of a river by another dish contact surface sealing.Under the effect of pressing assembly 5, switch between the two switch plate contact surfaces formed sealing interface switching 2 around the mouth of a river make the water that switches in the mouth of a river when work and two dishes can not leak outside after switching mutually along contact surface.Securing gear 7 is fixed on three mouthfuls of filter cores on the waterway switcher.Be provided with elastic sealing element 8 between both each mouths of a river.

On the sealing interface switching 2 of waterway switcher of the present invention sealing member 6 can be set, the water that prevents to switch in the mouth of a river changes towards outer spill and leakage along contact.

In order to increase filtering content, prolong filtration time, to improve filter effect, waterway switcher 123 of the present invention can adopt a plurality of head and the tail serial connections to be provided with, the outlet pipeline interface of previous stage waterway switcher is communicated with the suction culvert interface of back one-level waterway switcher, and the filter core that will be connected with each waterway switcher is connected between total inlet and

outlet pipe interface

41,42, constitutes the water purifier with multilayer or cascade filtration.During work, tap water enters from the suction culvert interface 41 that first step waterway switcher is connected, by outlet pipeline interface 42 outflows of last waterway switcher.During recoil, can be by the switching of a certain waterway switcher, to the cleaning that recoils separately of connected corresponding filtering layer or filter core.

Two

switch plates

1,3 of waterway switcher 123 of the present invention can cooperate up and down, and be provided with angle and be eight five equilibrium switching positions of 45 °, on the switching position of last dish 1 contact surface three switching mouths of a

river

11,12,13 that are on the same circumference are arranged, wherein switch the mouth of a

river

11,12 and be communicated with inlet and

outlet pipe interface

41,42 respectively, and the angle at the mouth of a river 11 and the mouth of a

river

12,13 is followed successively by 135 °, 270 °.There are five to switch the mouth of a river on the switching position of lower wall 3 contact surfaces with being on the circumference corresponding with last dish 1 mouth of a river.Wherein, entery and

delivery port

31,32 respectively with last dish entery and

delivery port

11,12 corresponding intercommunications, and be communicated with the entery and delivery port 91,92 of three mouthfuls of filter cores respectively; Discharge outlet 33 is corresponding to the middle position between last dish water-in 11 and the discharge outlet 13, and the mouth of a river 93 in the middle of the connection filter core; Other has two middle mouths of a

river

34,35 between entery and

delivery port

31,32, and is connected with

pipeline

36,37 with water outlet 32, discharge outlet 33 respectively.During works better, tap water is entered in the upward dish of waterway switcher 123 by suction culvert interface 41, and the water-in 91 that switches the mouth of a river 11, the mouth of a river 31 of sealing interface switching 2, lower wall 3 and three mouthfuls of filter cores 9 through intaking enters filter core and treats filter district 94.At this moment, coiling 1 discharge outlet 13 on is sealed by lower wall 3 contact surfaces; Lower wall 3 mouths of a

river

33,34,35 are all by last dish 1 contact surface sealing.Under the effect of hydraulic pressure, can only continue across second filtering layer 97 by the tap water that enters intermediate zone 96 after filter core first filtering layer 95 filtration treatment, enter purifying area 98 and through filter core water outlet 92, lower wall 3 water outlets 32, sealing interface switching 2, on coil 1 water outlet 12 and outlet pipeline interface 42 flows out the filtration, purification effect that reaches.After filter core uses for some time, when impurities accumulation is needed recoil to clean to a certain amount of and activated carbon filter material surface by the decline of organism adsorption effect in the water that filtering layer is held back, the

dish

1,3 of waterway switcher can be rotated mutually, a switching position staggers.At this moment, tap water in last dish 1 water-in 11 enters the mouth of a river 32 by the mouth of a river 34 and connecting pipeline 36 in the middle of the lower wall 3 first, then enter the water outlet 92 of three mouthfuls of filter cores 9, under the hydraulic pressure effect to the cleaning that recoils of second filtering layer 97, to oppositely go out by the impurity that intermediate zone 96 infiltration is deposited in second filtering layer, and through the mouth of a river 93 in the middle of the filter core, lower wall 3 mouths of a river 33, on coil 1 discharge outlet 13 and discharge; When the

dish

1,3 of waterway switcher continues rotation mutually and staggers a five equilibrium switching position again, on the tap water that coils in 1 water-in 11 enter the mouth of a

river

33,93 by lower wall 3 second mouths of a river 35 and connecting pipeline 37, enter the intermediate zone 96 of three mouthfuls of filter cores 9 then.Under the hydraulic pressure effect,, filter core is waited to filter the impurity that district's 94 infiltrations are deposited in first filtering layer oppositely go out, and 91,31,13 discharge through the mouth of a river to the cleaning that recoils of first filtering layer 95.

Another mouth of a river arrangement form as technique scheme of the present invention adopts two-way recoil pattern: the mouths of a river 35 in the middle of the lower wall 3 second are arranged on the switching position placed in the middle between the mouth of a

river

32,33, and it is communicated with pipeline 38 with the mouth of a river 31.Other mouth of a river layouts and annexation are constant.Waterway switcher 123 finish second filtering layer 97 recoil of three mouthfuls of filter cores 9 cleaned return normal operation position after, the reverse rotation five equilibrium switching position that staggers again: on coil tap water in 1 water-in 11, by the mouth of a

river

33,93, enter three mouthfuls of filter cores, 9 intermediate zones 96, equally under the hydraulic pressure effect to the cleaning that recoils of first filtering layer 95, the impurity that infiltration is deposited in first filtering layer washes out, and 91,31,35,13 discharges through the mouth of a river.Because sealing interface switching 2 is perpendicular to the pivot center of waterway switcher, numerous switchings mouth of a river is distributed on again on the same circumference, cause the diameter of switch plate relatively large, can directly install and to shirk the sealing filter core, not only simplified construction but also made things convenient for the replacing of detached type sealing filter core.

On above-mentioned embodiment basis, can use pipeline connection with water outlet 12 with going up dish 1 discharge outlet 13, so that in the recoil process, impurity in discharge outlet 13 discharge waters is discharged through last dish 1 water outlet 12 and outlet pipeline interface 42, be convenient to observe the flushing situation, and the convenience on using.

In the embodiment of technical scheme of the present invention, three mouthfuls of filter cores 9 both can be that two filtering layer patterns also can adopt cancellation first filtering layer, and make the filter core intermediate zone and wait to filter the pattern of distinguishing the single filtering layer that unites two into one, can also become the tandem mode of two two mouth of a river filter cores.Under single filtering layer pattern, three mouthfuls of filter cores 9 will become two mouthfuls of filter cores 90, and water-in is 911, and water outlet is 922.

Fig. 4 shows second embodiment of the present invention.Waterway switcher 123 of the present invention also can be that two dishes cooperate up and down, is provided with the bisection switching position, on coil on the switching position of 1 contact surface two switching mouths of a

river

11,12 that are in same circumference arranged, be connected with inlet and

outlet pipe interface

41,42 respectively; Two mouths of a

river

31,32 and the mouth of a

river

11,12 corresponding intercommunications are arranged on the switching position of lower wall 3 contact surfaces, and be communicated with the entery and delivery port 911,922 of two mouthfuls of filter cores 90 respectively.During the water purifier works better, tap water enters waterway switcher 123 by suction culvert interface 41, enter filter core through

dish

1,3 water-

ins

11,31, by filter core filtering layer filtration treatment, after filter core water outlet 922,

dish

3,1

water outlet

32,12 and 42 outflows of outlet pipeline interface.During recoil, can be with dish 1, the 3 mutual Rotate 180s of waterway switcher °, a five equilibrium switching position staggers.Tap water enters waterway switcher 123 by suction culvert interface 41, enter the water outlet 922 of two mouthfuls of filter cores 90 through the mouth of a

river

11,32, under the hydraulic pressure effect to the cleaning that recoils of filter core filtering layer, be deposited in infiltration in the filtering layer or the impurity of filter material surface washes out, and through the mouth of a

river

911,31,12 and outlet pipeline interface 42 discharge.

Fig. 5 shows the 3rd embodiment of the present invention.In like manner, waterway switcher 123 of the present invention also can be that two dishes cooperate up and down, be provided with four switching positions symmetrically, there are three to be in same circumference

filling pipe end

11,12,13 on the switching position of last dish 1 contact surface, entery and

delivery port

11,12 position symmetries wherein, be communicated with inlet and

outlet pipe interface

41,42 respectively, the mouth of a river 13 is connected with water-in 11.The switching position

filling pipe end

31,32 of lower wall 3 contact surfaces and the mouth of a

river

11,12 corresponding intercommunications, and be communicated with the entery and delivery port 91,92 of three mouthfuls of filter cores 9 respectively; The middle mouth of a

river

33 and 13 is reverse, and is communicated with the mouth of a river 93 in the middle of three mouthfuls of filter cores.During purification, the tap water in the suction culvert is discharged by outlet pipeline interface 42 behind the

water outlet

92,32,12 of three mouthfuls of filter cores 9 and

dish

3,1 through the water-in 11,31,91 and the filtering layer of

interface

41,1,3 and three mouthful of filter core 9 of dish.The mouth of a river 13 is sealed by lower wall 3 contact surfaces; The middle mouth of a river 33 is sealed by last dish 1 contact surface.During recoil, dish 1, the 3 rotation switching positions that stagger, at this moment, the mouth of a river 13 is communicated with 32, and 12 are communicated with 33, and the mouth of a river 31 quilts coil 1 contact surface and seal.Tap water in the suction culvert interface 41 is through 11,13,32,92 clean water area 98 that enter three mouthfuls of filter cores 9, by second filtering layer 97 after the mouth of a

river

93,33,12, flow out by outlet pipeline interface 42, be deposited in infiltration in second filtering layer 97 or the impurity of filter material surface sweeps away discharge.When

dish

1,3 continued to rotate to second switching position, tap water entered this filter core intermediate zone 96 by the mouth of a

river

41,11,13,33,93, behind first filtering layer 95, and

impurity

91,31,12,42 discharges of carrying under one's arms and being recoiled out through the mouth of a river.

Fig. 6 shows the 4th embodiment of the present invention.The waterway switcher 123 of wood invention also can be that two dishes cooperate up and down, and 16 five equilibrium switching positions are set.41,42 connections of inlet and outlet pipe interface are gone up and are in 2 adjacent on same circumference switching mouths of a river on the switching position of coiling 1 contact surface.Uniform 16 switch the mouth of a river on the corresponding switching position of lower wall 3 contact surfaces, and are connected with the entery and delivery port of filter core.The switching mouth of a river of lower wall 3 can connect 6 two mouthfuls of filter cores and constitute six grades of filtrations, dish on the correspondence, next-door neighbour's water-in and have 6 switching mouths of a river of cleaning that are used to recoil to be connected with the water outlet of 6 filter cores respectively successively with the reverse opposite side of water outlet, and by last dish 1 contact surface sealing.Connect first step filter core water-in and last step filter core water outlet respectively with last dish 1 water-in, corresponding two mouths of a river that communicate of water outlet.During purification, the tap water in the suction culvert interface 41 is cleaned by 6 serial connection filter cores successively and handles the back by 42 outflows of outlet pipeline interface.During recoil, waterway switcher can carry out switching for 6 times respectively 6 filter cores successively successively by the cleaning that recoils separately behind the forward direction.When filter core is less than 6, only need by after forward two mouths of a river of corresponding connection filter core are communicated with, corresponding minimizing recoil switching port quantity gets final product.In addition, also can change 6 two mouthfuls of filter cores into 3 three mouthfuls of filter cores.

Fig. 7 shows the 5th embodiment of the present invention.Waterway switcher 123 of the present invention also can coil 1,3 in employing and cooperate up and down, 16 five equilibrium switching positions are provided with on the basis, three mouths of a river 91,92,93 of suction culvert interface 41 and outlet pipeline interface 42, three mouthfuls of filter cores 9 connect respectively and meet five of being on the same circumference on the dish 1 contact surface switching position and switch the mouths of a river, and two, five, seven, ten the five equilibrium switching positions of being separated by successively.12 on lower wall 3 contact surfaces switch the mouth of a river, are positioned at last dish 1 to switch on the corresponding circumference in the mouth of a river, and are communicated with in twos with six roots of sensation pipeline respectively.Different with the both sides distributed architecture of front, for adopting special-purpose recoil discharge outlet or changing three mouthfuls of filter cores the structure of two two mouthfuls of filter cores into, then need to increase respectively the switching mouths of a river of two dishes.

Another embodiment of the present invention is that described waterway switcher can also be the right cylinder that dish constituted that is cooperated by two interior outer contacting, and its sealing interface switching is a periphery; Switch the mouth of a river and be positioned at this periphery both sides.The inlet and outlet pipe interface and the filter core mouth of a river both can be positioned at a side of circumference sealing diverter surface, also can be positioned at its inside and outside both sides.By between the inside and outside dish along the relatively rotating of circumference sealing surface, the sealing that realizes respectively switching between the mouth of a river is switched, thereby changes the positive and negative direction that current enter filter core in the water purifier.

The invention is not restricted to above-mentioned embodiment; do any variation no matter switch on the water yield at the mouth of a river or the position at waterway switcher; every employing has 2～16 switching positions and sealing interface switching, and the water purifier that can relatively rotate the waterway switcher that changes its relative switching position in mouth of a river all drops within the protection domain of the present invention.In addition, all be a kind of distortion of the present invention for the water purifier that adopts waterway switcher two dishes to switch combinations such as mouth of a river 2-3,2-4 configuration, all should think within protection domain of the present invention.

Claims

1. a water purifier comprises filter core (9), water-in and water-out interface tube (41), (42), it is characterized in that: also comprise the waterway switcher (123) that is connected between water inlet pipe and water outlet pipe interface (41), (42) and the filter core (9): comprise a pair of dish (1), (3) with 2～16 switching positions, and on two dish contact surface switching positions, a plurality of switchings mouth of a river that is communicated with the water route is set separately, press assembly (5) and the dish (1) that overlaps by pivot center in addition, (3) contact surface is switching the sealing interface switching (2) that constitutes around the mouth of a river; Dish (1), (3) are in contact with one another, and open to rotate to change relative switching position.

2. water purifier as claimed in claim 1 is characterized in that (2) on the sealing interface switching of described waterway switcher (123) are provided with the sealing member (6) of anti-spill and leakage.

3. water purifier as claimed in claim 1, it is characterized in that described waterway switcher (123) can a plurality of head and the tail serial connections be provided with, the purification pipeline of opening the filter core that will be connected with each waterway switcher (123) is connected between total water-in and water-out interface tube (41), (42).

4. as claim 1,2 or 3 described water purifiers, it is characterized in that described dish (1), (3) cooperate up and down, and angle is set is eight five equilibrium switching positions of 45 °, on the switching position of dish (1) contact surface three the switching mouth of a river (11), (12), (13) that are on the same circumference are arranged, wherein switch the mouth of a river (11), (12) and be communicated with water-in and water-out interface tube (41), (42) respectively, and the angle that switches the mouth of a river (11) and (12), (13) respectively is 135 °, 270 °; There are five to switch the mouth of a river (31), (32), (33), (34), (35) on the switching position of dish (3) contact surface with being on the circumference corresponding with dish (1) mouth of a river, wherein the mouth of a river (31), (32), (33) respectively with the mouth of a river (11), (12), (13) corresponding intercommunication, and be communicated with the mouth of a river (91), (92), (93) of three mouthfuls of filter cores (9) respectively; The mouth of a river (34) and (35) are positioned between the mouth of a river (31) and (32), are communicated with the mouth of a river (32), (33) respectively.

5. water purifier as claimed in claim 4 is characterized in that described dish (1) upward switches the mouth of a river (12) and can be communicated with (13); Described dish (3) filling pipe end (35) can be positioned on the switching position placed in the middle between the mouth of a river (32), (33), and is communicated with the mouth of a river (31).

6. as claim 1,2 or 3 described water purifiers, it is characterized in that described dish (1), (3) cooperate up and down, and be provided with and halve switch the position, on the switching position of last dish (1) contact surface two the switching mouth of a river (11), (12) that are on the same circumference are arranged, be communicated with water-in and water-out interface tube (41), (42) respectively; Two mouths of a river (31), (32) and the mouth of a river (11), (12) corresponding intercommunication are arranged on the switching position of lower wall (3) contact surface, and be communicated with entery and delivery port (911), (922) of two mouth of a river filter cores 90 respectively.

7. as claim 1,2 or 3 described water purifiers, it is characterized in that described dish (1), (3) cooperate up and down, and the quartern is set switches the position, on the switching position of last dish (1) contact surface three the switching mouth of a river (11), (12), (13) that are on the same circumference are arranged, wherein the mouth of a river (11), (12) symmetry are communicated with water-in and water-out interface tube (41), (42) respectively; The switching position filling pipe end (31) of lower wall (3) contact surface, (32) and the mouth of a river (11), (12) corresponding intercommunication, and be communicated with entery and delivery port (91), (92) of three mouth of a river filter cores respectively; The mouth of a river (33) and (13) reverse symmetry, and be connected with the intermediary interface (93) of three mouthfuls of filter cores.

8. as claim 1,2 or 3 described water purifiers, it is characterized in that described dish (1), (3) cooperate up and down, and 16 five equilibrium switching positions are set, adjacent 2 that are in same circumference in water-in and water-out interface tube (41), (42) connection on dish (1) contact surface switching position switch the mouth of a river; Uniform 16 switch the mouth of a river on the corresponding switching position of lower wall (3) contact surface, and are connected with the entery and delivery port of filter core.

9. as claim 1,2 or 3 described water purifiers, it is characterized in that described dish (1), (3) cooperate up and down, and 16 five equilibriums switching positions are set, the switching mouth of a river that is connected with water-in and water-out interface tube (41), (42) and filter core (9) mouth of a river is positioned on the dish (1); The switching mouth of a river that is connected with intermediate duct is positioned on the dish (3).

10. as claim 1,2 or 3 described water purifiers, it is characterized in that described waterway switcher (123) is two right cylinders that dish constituted that interior outer contacting cooperates, its sealing interface switching (2) is a periphery, the switching mouth of a river that turnover, water lines interface (41), (42) are connected with filter core (9) both can also can be positioned at its inside and outside both sides in a side that is positioned at circumference sealing diverter surface.