CN105080195A - Waterway switcher with axial water inlet and outlet interfaces and water purifier - Google Patents

Abstract

The invention is associated with the water treatment industry and specifically relates to purification of drinking water. The invention discloses a waterway switcher with axial water inlet and outlet interfaces and a water purifier. The waterway switcher also comprises a central interface and an eccentric interface which cooperate with an end cap. The number of controlled water nozzles which are arranged on the same circle of a fixed disc and are controlled by a rotary disc is one less than the number of equal switching positions. The waterway switcher comprises a water inlet and a middle water outlet which are correspondingly connected in series with head and tail of filter elements and corresponding filter element pipeline interfaces which are respectively sealingly in butt joint to cooperate with the end cap. The eccentric interface is communicated with an inner cavity and a rotary disc water-passing port through a water-passing channel. The central interface is communicated with a central blind hole and a transition blind hole of the rotary disc through the fixed disc. The equal switching position which isn't provided with a controlled water nozzle is an off-position. The rotary disc rotates to stagger one equal switching position to correspondingly form a back-flushing channel of a single filter element. When the rotary disc water-passing port or the transition blind hole is positioned at the off-position, the waterway switcher is in an off state.

Description

There is waterway switcher and the water purifier of axial water-in and water-out interface

Technical field

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

Background technology

At present, water purifier uses more universal at home.Use water time, adopt water purifier in water and hydraulic pipeline cause impurity etc. to carry out depth-type filtration, protect the health of user preferably.Chinese patent application 200910226508.2,200910224481.3,200910246024.4,200910224652.2,200910215159.4 all disclose to all filter cores of water purifier all carry out recoil cleaning related art scheme water purifier performance is promoted significantly.But, when manufacturing water purifier by technical scheme disclosed in above-mentioned patent application again, owing to having one to be arranged on the periphery of closed cavity in the axial entery and delivery port of waterway switcher, and other mouths of a river are all arranged on closed cavity end cap, cause the assembling of waterway switcher cumbersome, the sealing that end cap connects should be considered, consider the mouth of a river sealing on periphery again, need to increase sealing device when causing waterway switcher assembly fee, increase cost.Waterway switcher in addition in technique scheme does not arrange switching valve arrangement, when needing the valve often will closing water purifier external pipeline when closing water route, very inconvenient.Above-mentioned defect and deficiency cause the upgrading that had a strong impact on water purifier product and universal.

Summary of the invention

The technical problem that the present invention mainly solves is to provide a kind of simple and practical waterway switcher with axial water-in and water-out interface and water purifier, to overcome above-mentioned defect and deficiency.

There is a waterway switcher for axial water-in and water-out interface, comprise cavity, seal cover, axis body, and there is the rolling disc of point switching positions such as 4 ~ 18; The closed cavity coordinating and form is connected with seal cap sealing by cavity, the side abutting end of this closed cavity covers and arranges 3 ~ 17 filter core pipe interfaces ringwise, the both sides of each filter core in 2 ~ 8 tandem filter elements corresponding waiting, relative opposite side manipulation end cap arranged axis hole and axis body is sealed and matched; Coordinate with axis body on the rolling disc linked and three mouths of a river are set: the mouth of a river excessively of communication with cavity, be positioned at the central blind hole of rolling disc central authorities, and with central blind hole intercommunication and with cross the mouth of a river and be in transition blind hole on same circle, characterized by further comprising axial water-in and water-out interface, and with having point switching positions such as 4 ~ 18, and contact the fixed disk, the mistake aquaporin that coordinate and form and seal interface switching with rolling disc; Fixed disk be positioned at closed cavity with rolling disc and with cooperation end cap with manipulate end cap and contact cooperation and be integrally formed, abutting end covers and treats that in the axial water-in and water-out interface that earthing of frame inlet and outlet pipe sealing joint docks, an interface is positioned at the central interface coordinating end cap centre, another interface is positioned at the eccentric interface coordinating end cap eccentric part, is communicated with the inner chamber of closed cavity by crossing aquaporin; The same circle of fixed disk is arranged the controlled mouth of a river number controlled by rolling disc and divide few one of switching position number than waiting, be 3 ~ 17 controlled mouths of a river, comprising water inlet and the middle delivery port of corresponding tandem filter element initial and end, 3 ~ 17 filter core pipe interfaces that each self sealss docking abutting end covers, the decile switching position not arranging the controlled mouth of a river is that closed position is corresponding with the position crossing aquaporin, and fixed disk central authorities arrange the central interface that the docking of the central mouth of a river coordinates end cap central authorities; Crossing aquaporin is at least be positioned at fixed disk, or at cooperation end cap or in fixed disk and the structure coordinating thrin between end cap; Crossing the mouth of a river or docking fixed disk water inlet or docking middle delivery port on rolling disc, the middle delivery port of corresponding transition blind hole or docking fixed disk or the water inlet of docking fixed disk, the central blind hole docking fixed disk central authorities mouth of a river of rolling disc, rolling disc closes other the controlled mouth of a river on fixed disk simultaneously, forms the filtration channel of 2 ~ 8 tandem filter elements waiting; Drive turn disc and the decile switching position that staggers by rotation shaft, the switch mouth of a river relevant to fixed disk is docked again, forms the recoil passage of a filter core in 2 ~ 8 tandem filter elements waiting; When rolling disc cross the mouth of a river or transition blind hole turn on closed position time, the pathway closure between the eccentric interface that closed cavity abutting end covers and central interface.The setting of this closed position does not affect the recoil passage at the controlled mouth of a river in adjacent decile switching position.

A kind of water purifier with the waterway switcher of axial water-in and water-out interface, comprise 2 ~ 8 tandem filter elements, the support of inlet and outlet pipe interface is set, to be connected by cavity the closed cavity, the axis body that coordinate and form with seal cap sealing, and there is the rolling disc of point switching positions such as 4 ~ 18; The side abutting end of this closed cavity covers and arranges 3 ~ 17 filter core pipe interfaces ringwise, connects the both sides of each filter core in 2 ~ 8 tandem filter elements respectively, and relative opposite side manipulation end cap arranged axis hole and axis body is sealed and matched; Coordinate with axis body on the rolling disc linked and three mouths of a river are set: the mouth of a river excessively of communication with cavity, be positioned at the central blind hole of rolling disc central authorities, and with central blind hole intercommunication and with cross the mouth of a river and be in transition blind hole on same circle, characterized by further comprising axial water-in and water-out interface, and with having point switching positions such as 4 ~ 18, and contact the fixed disk, the mistake aquaporin that coordinate and form and seal interface switching with rolling disc; Fixed disk be positioned at closed cavity with rolling disc and with cooperation end cap with manipulate end cap and contact to coordinate and form waterway switcher, it is be positioned at the central interface coordinating end cap centre that abutting end covers an interface in the axial water-in and water-out interface docked with support inlet and outlet pipe interface, another interface is positioned at the eccentric interface coordinating end cap eccentric part, and passed through the inner chamber of aquaporin connection closed cavity; The same circle of fixed disk is arranged the controlled mouth of a river number controlled by rolling disc and divide few one of switching position number than waiting, be 3 ~ 17 controlled mouths of a river, comprising water inlet and the middle delivery port of corresponding tandem filter element initial and end, 3 ~ 17 filter core pipe interfaces that sealing docking abutting end covers, the decile switching position not arranging the controlled mouth of a river is that closed position is corresponding with the position crossing aquaporin, and fixed disk central authorities arrange the central interface that the docking of the central mouth of a river coordinates end cap central authorities; Crossing aquaporin is at least be positioned at fixed disk bottom, or at cooperation end cap or in fixed disk and the structure coordinating thrin between end cap; Crossing the mouth of a river or docking fixed disk water inlet or docking middle delivery port on rolling disc, the middle delivery port of corresponding transition blind hole or docking fixed disk or the water inlet of docking fixed disk, the central blind hole docking fixed disk central authorities mouth of a river of rolling disc, rolling disc closes other the controlled mouth of a river on fixed disk simultaneously, forms the filtration channel of 2 ~ 8 tandem filter elements; Drive turn disc and the decile switching position that staggers by rotation shaft, the switch mouth of a river relevant to fixed disk is docked again, forms the recoil passage of a filter core in 2 ~ 8 tandem filter elements; When rolling disc cross the mouth of a river or transition blind hole turn on closed position time, waterway switcher is in the closed position; The setting of this closed position does not affect the recoil passage at the controlled mouth of a river in adjacent decile switching position.

Filtration channel residing for waterway switcher or forward filter passage, or reverse filtration passage; Wherein, with regard to forward filter passage, the eccentric interface that abutting end covers is water inlet interface, and the central interface coordinating end cap is water outlet mouthpiece; The mouth of a river of crossing of rolling disc is docked with the water inlet of fixed disk, and transition blind hole is docked with middle delivery port; With regard to reverse filtration passage, coordinate the central interface of end cap for water inlet interface, the eccentric interface that abutting end covers is water outlet mouthpiece, and the mouth of a river of crossing of rolling disc is docked with the middle delivery port of fixed disk, and transition blind hole is docked with the water inlet of fixed disk.

Described transition blind hole is the special-shaped blind hole at corresponding fixed disk two adjacent mouths of a river, and with the mouth of a river is adjacent excessively; Described waterway switcher is closed loop switching construction and forward filter combination of channels pattern, mouth of a river number on the same circle of fixed disk, or arrange by the basic model of " more than filter core number one ", or arrange by the pipeline-cleaning pattern of " than filter core number too many by two "; Wherein, when the basic model by " more than filter core number one " is arranged, fixed disk water inlet and middle delivery port are set in the both sides of closed position, the mouth of a river is crossed respectively and transition blind hole is docked with rolling disc, fixed disk central authorities mouth of a river docking rolling disc central blind hole, the each controlled mouth of a river on the same circle of fixed disk, is respectively 3,4,5,6,7,8 or 9 mouths of a river, separately 2,3,4,5,6,7 or 8 filter cores of corresponding serial connection; When rolling disc is crossed on closed position, position, the mouth of a river, waterway switcher is in the closed position; The axial water-in and water-out interface that closed cavity abutting end covers, and 3 ~ 9 filter core pipe interfaces, dock to the relevant corresponding line seal of support respectively.When the pipeline-cleaning pattern by " than filter core number too many by two " is arranged, arrange on basis in basic model, the controlled mouth of a river be positioned at before middle delivery port is set to the second middle delivery port, and cancel the corresponding filter core be connected between the second middle delivery port and middle delivery port, two middle mouths of a river are communicated with; Fixed disk water inlet and middle delivery port are set in the both sides of closed position, the mouth of a river is crossed respectively and transition blind hole is docked with rolling disc, fixed disk central authorities mouth of a river docking rolling disc central blind hole, the each controlled mouth of a river on the same circle of fixed disk, be respectively 4,5,6,7,8 or 9 mouths of a river, separately 2,3,4,5,6 or 7 filter cores of corresponding serial connection; When rolling disc cross the mouth of a river be positioned in the switching position of delivery port in the middle of docking fixed disk time, transition blind hole is communicated with the second middle delivery port and forms flushing of pipeline passage without filter core.When rolling disc is crossed on closed position, position, the mouth of a river, waterway switcher is in the closed position.

Described waterway switcher is open loop switching construction and forward filter combination of channels pattern, controlled mouth of a river number on the same circle of fixed disk, arrange by the basic model of " filter core number takes advantage of two to add ", wherein one group of 3 ~ 9 mouth of a river between fixed disk water inlet and middle delivery port, the both sides of each filter core in corresponding 2 ~ 8 tandem filter elements of difference, another group quantity is the mouth of a river of 2 ~ 8, is communicated with the mouth of a river of the water inlet end of respective filter core respectively successively; Fixed disk water inlet and middle delivery port cross the mouth of a river with rolling disc respectively and transition blind hole is docked, fixed disk central authorities mouth of a river docking rolling disc central blind hole, the each controlled mouth of a river on the same circle of fixed disk, be respectively 5,7,9,11,13,15 or 17 mouths of a river, separately 2,3,4,5,6,7 or 8 filter cores of corresponding serial connection; When rolling disc crosses the mouth of a river or transition blind hole is positioned on closed position, waterway switcher is in the closed position; The axial water-in and water-out interface that closed cavity abutting end covers, and 5 ~ 17 filter core pipe interfaces, be tightly connected to the relevant corresponding pipeline of support respectively.

Arrange on basis in basic model, the controlled mouth of a river be positioned at before middle delivery port is set to the second middle delivery port, and cancel the corresponding filter core be connected between the second middle delivery port and middle delivery port, two middle mouths of a river are communicated with and form pipeline-cleaning pattern; Described waterway switcher is open loop switching construction and forward filter combination of channels pattern, arranges fixed disk water inlet and last controlled mouth of a river for recoiling in the both sides of closed position; Between fixed disk water inlet and middle delivery port, and comprise one group of 4 ~ 9 controlled mouth of a river at the second middle mouth of a river, corresponding 2 ~ 7 tandem filter elements respectively, and fixed disk water inlet and middle delivery port cross the mouth of a river with rolling disc respectively and transition blind hole is docked, another group quantity is the mouth of a river of 3 ~ 8, is communicated with water inlet end and the second middle delivery port of respective filter core respectively successively; Fixed disk central authorities mouth of a river docking rolling disc central blind hole, each controlled mouth of a river on the same circle of fixed disk, is respectively 7,9,11,13,15 or 17 mouths of a river, separately 2,3,4,5,6 or 7 filter cores of corresponding serial connection; When rolling disc cross the mouth of a river be positioned in the switching position of delivery port in the middle of docking fixed disk time, transition blind hole is communicated with the second middle delivery port and forms flushing of pipeline passage without filter core; When rolling disc crosses the mouth of a river or transition blind hole is positioned on position, closed position, waterway switcher is in the closed position.

Described cavity to be positioned on support and accent outwardly, its bottom face is for coordinating end cap, and manipulation end cap is positioned on seal cover.

The middle delivery port of described fixed disk is connected with the second middle delivery port or by the pipeline be arranged on support, or is connected by the pipeline being located at closed cavity, or is connected by the pipeline that fixed disk is arranged.

In point switching position such as fixed disk, be in 3 ~ 17 controlled mouths of a river of same circle, comprise the blind hole of blocking recoil passage.Filter core between blind hole and the adjacent controlled mouth of a river does not possess counter-flush.

Also comprise preposition filter core; This preposition filter core is connected in support inlet pipeline, and is connected with waterway switcher axial water inlet by inlet pipeline interface.

Transition blind hole in this case both comprised blind hole, also comprised different in nature blind hole that is adjacent and two of intercommunication blind hole formations.Usually, single blind hole is used for open loop switch mode; Opposite sex blind hole is used for closed loop switch mode.

Adopt for closed loop switch mode for waterway switcher, described transition blind hole is the special-shaped blind hole at corresponding fixed disk two adjacent mouths of a river, relate to two decile switching positions, in filtration channel, adopt the structure of two blind hole intercommunications in two adjacent decile switching positions, and with dish centre central blind hole intercommunication, while a blind hole is docked with the middle delivery port of fixed disk, closed position on the corresponding fixed disk of another blind hole, and to cross the mouth of a river adjacent with rolling disc.

Adopt for open loop switch mode for waterway switcher, when recoiling between the mouth of a river at fixed disk water inlet and last in closed position, closed position and the angle corresponding to position that last recoils between the mouth of a river by the restriction of decile switching position, are not communicated with the mouth of a river of recoiling, do not cross over closed position is limited.On this basis, when rolling disc transition blind hole is positioned on closed position, waterway switcher is in closed condition.

Described closed cavity connects and composes one by fastener and support, and it coordinates end cap or be positioned on cavity bottom cover, or is positioned on seal cover, and another end cap arranged axis hole and axis body is sealed and matched accordingly.

Described cavity and seal cover are tied the pattern coordinated that is tightly connected and are comprised screw connection structure, fastening standard component syndeton, rotary clamp connection structure, all belong to conventional Hermetical connecting structure.

Described waterway switcher arranges axis body, rolling disc and fixed disk; This rolling disc contacts with fixed disk to coordinate to form and seals interface switching; Contact with axis body and coordinate linkage; Axis body drives rolling disc mobile handoff, and to stagger decile switching position with fixed disk, that only changes each controlled mouth of a river crosses water direction and state, and what keep its original axial entery and delivery port crosses water direction.No matter waterway switcher is in operational mode or recoil pattern, two axial entery and delivery ports of waterway switcher, constant with the annexation of support inlet and outlet pipe interface respectively, original water-in and water-out direction is also constant.

The above-mentioned controlled mouth of a river is positioned to refer on the same circle of fixed disk, and connect the mouth of a river of each filter core both sides entery and delivery port in tandem filter element, these mouths of a river are by the impact of turn disc, Shi Eryu rolling disc be correlated with the mouth of a river be communicated with, time and by the lower switching face closure of rolling disc, therefore become by rolling disc control the mouth of a river.

Described waterway switcher arranges 4 ~ 18 decile switching positions, while axial water-in and water-out interface docking support water-in and water-out interface, and uniform 3 ~ 17 mouths of a river on the same circle of its fixed disk.The back flushing filter core of 3 ~ 17 filter core pipe interface correspondences 2 ~ 8 series connection that the waterway switcher abutting end of closed cavity covers; Dock with each controlled mouth of a river of self-corresponding fixed disk respectively, forming is all-trans rushes filter tube line structure.

The same circle of described rolling disc and fixed disk is that each mouth of a river of coiling for ease of two switches contraposition object of reference when docking, with the turn disc of fixed disk coaxial line in which decile switching position, the two upper relevant mouths of a river of dish are all in and seal mated condition (comprise the two dishes mouth of a river separately because of diameter difference cause the center of circle not on same circle) completely, namely think that the mouths of a river on two dishes are on same circle.

Seal is provided with between described closed cavity end cap and each associated pipe interface of support.

Waterway switcher fixed disk lower surface and abutting end cover the corresponding inlet and outlet pipe interface arranged, and all arrange the sealing docking that seal ensures each mouth of a river around 3 ~ 17 filter core pipe interfaces.

Above-mentioned seal can be porous seal.

Rotating shaft drive rolling disc entery and delivery port seals to switch to the corresponding mouth of a river of fixed disk of certain the filter core outlet and inlet connected in tandem filter element and docks, and forms the recoil passage of this filter core.

Adopt the single waterway switcher not arranging discharge outlet and discharge pipe line to be connected with multiple filter core to coordinate, the impurity of each filter core is directly discharged by outlet pipeline.

With regard to filter core, when being under filtered model, all filter cores all participate in; But under recoil pattern, only have one of them filter core to participate in.On this basis, can close not needing the controlled mouth of a river of correspondence of filter core of recoiling, or change for special requirement, but macroscopically say that this switch mode still belongs to be all-trans and rush filter tube line structure.

The seal cover of described placement waterway switcher inner chamber and cavity are tightly connected formation closed cavity, so seal cover can be considered as a part for closed cavity.When cavity is positioned on support, seal cover can also be considered as a part for support, the corresponding axis hole be excessively located on seal cover can be considered as being located on cavity or support equally." the closed cavity cooperation end cap " of stating in technical solution of the present invention comprises " the cooperation end cap " that be located on seal cover, equally, be arranged on seal cover " manipulation end cap ", also comprise " the manipulation end cap " that be arranged on closed cavity bottom.

Described support both can be box support, also can be frame-type support, can also be board-like support, and the assembly of above-mentioned support.Double-decker can be arranged to as required in addition.

Dock the same dish connection mode of the axial entery and delivery port on waterway switcher fixed disk respectively at support inlet and outlet pipe under, rolling disc crosses the mouth of a river and transition blind hole, the fixed disk water inlet of corresponding tandem filter element initial and end and middle delivery port, can adopt " closed loop " or " open loop " pipeline connection mode:

In order to simplify the mouth of a river and associated pipe as far as possible, fixed disk water inlet will dock with rolling disc delivery port in handoff procedure, and therefore each mouth of a river is uniform, forms " closed loop " switch mode: rolling disc entery and delivery port switches with the same group of mouth of a river of fixed disk respectively.

Rush filter tube line structure for being all-trans, when rolling disc transition blind hole and central blind hole are no longer docked with fixed disk water inlet in handoff procedure, the arrangement of the corresponding mouth of a river and switch mode are " open loop " patterns.The corresponding mouth of a river both can uniformly be arranged, also can by a certain decile switching position arrangement, and the position that its remaining angle is corresponding is placed in does not have the rolling disc mouth of a river to cross on the regional location of switching.

Connect on the basis of basic model in above-mentioned " closed loop " or " open loop " pipeline, for realizing the pipeline-cleaning pattern with " pipeline-cleaning ", can also by the afterbody filter core entery and delivery port " connection " in corresponding tandem filter element, cancel this filter core simultaneously, and be set to the second middle delivery port and middle delivery port respectively by being somebody's turn to do " entery and delivery port of connection ".Second middle delivery port to be positioned at before middle delivery port and to be adjacent, to be communicated with.

Filter core involved in technique scheme all for two mouth of a river filter cores, comprising filter core module; For adopting three mouth of a river filter cores of two filtering layer, only need be regarded as two adjacent two mouth of a river filter core process, by selecting suitable waterway switcher mouth of a river number, technique scheme is applicable equally.On this basis, the filter core of serial connection also can be the combination of two mouth of a river filter cores and three mouth of a river filter cores.

The present invention has the following advantages compared with existing water purifier: assembling manufacturing is easy, the quality of production and efficiency high; Check convenient and swift; To recoil step by step cleaning to multi-stage filter core, and discharged separately by impurity, extend filter element life, product specification is high; It is convenient to safeguard, user can safeguard voluntarily, saves expenditure, also facilitates long-distance user, is conducive to the universal of water purifier.

Accompanying drawing explanation

Fig. 1 is nine mouth of a river waterway switcher connection diagrams that the present invention adopts eight filter cores, closed loop switching construction and forward filter combination of channels pattern.

In Fig. 1, the rolling disc 1 of waterway switcher is arranged three mouths of a river 11,12,13, wherein cross the mouth of a river 11 and transition blind hole 13 and to be positioned in adjacent decile switching position 3 and to be on same circle; Be positioned at central blind hole 12 and transition blind hole 13 intercommunication of dish central authorities.Fixed disk 2 arranges ten decile switching positions, corresponding same circle is arranged nine mouths of a river controlled by rolling disc 1: 21,23,24,25,26,27,28,29,30 simultaneously, and is communicated with each filter core 4 both sides in eight tandem filter elements separately.The waterway switcher abutting end of closed cavity covers and arranges inlet and outlet pipe interface, and 9 filter core pipe interfaces, another manipulation end cap arranged axis hole and axis body is sealed and matched, the inlet pipeline of support is communicated with by inlet pipeline interface the inner chamber that fixed disk crosses aquaporin 20, closed cavity successively, and rolling disc crosses the mouth of a river 11.

The axial water outlet mouthpiece of waterway switcher is positioned at and coordinates end cap centre; Its axial water inlet is positioned at and coordinates end cap eccentric part.What be communicated with closed cavity inner chamber crosses aquaporin 20, and be arranged on fixed disk bottom and be positioned at the below of closed position, its one end is communicated with the inner chamber of closed cavity; The lower port at another port and the fixed disk central authorities mouth of a river 22, covers corresponding inlet and outlet pipe sealing joint respectively and docks to closed cavity abutting end.

The fixed disk of ten decile switching positions 3 is set, same circle sets gradually 9 and switches the controlled mouth of a river controlled by rolling disc 1.The decile switching position not arranging the controlled mouth of a river is closed position, with crossing the position of aquaporin 20 corresponding between fixed disk water inlet 11 and middle delivery port 30; Closed position in point switching position such as fixed disk, does not affect the connection of filter core because of the recoil passage of the sealed rotational switching formation of rolling disc of adjacent controlled mouth of a river connection.

Support inlet pipeline connects aquaporin, the closed cavity inner chamber excessively of inlet pipeline interface, fixed disk 2 successively, rolling disc 1 cross the mouth of a river 11, fixed disk water inlet 21, eight tandem filter elements, middle the delivery port 30 of fixed disk 2, rolling disc 1 transition blind hole 13, central blind hole 12, be positioned at dish centre and as the fixed disk central authorities mouth of a river 22 of axial water outlet mouthpiece, the central interface of cooperation end cap, and support outlet pipeline interface, form the forward filter passage of eight tandem filter elements.

The controlled mouth of a river of fixed disk 26 between fourth, fifth filter core in corresponding tandem filter element is obstructed blind holes.

Fig. 2 is three mouth of a river waterway switcher connection diagrams that the present invention adopts quartering switching position, closed loop switching construction and reverse filtration combination of channels pattern.

Same circle in fixed disk 2 quartering switching position is respectively equipped with three controlled mouths of a river 21,23 and 24 between two tandem filter elements, and the aquaporin 20 be excessively positioned at below closed position, one end is communicated with the eccentric interface coordinating end cap, and the other end crosses the mouth of a river 11 by inner space rolling disc; Water inlet 21 and middle delivery port 24 dock with the mistake mouth of a river 11 with the transition blind hole 13a of rolling disc respectively; Transition blind hole 13 is corresponding with the closed position between fixed disk water inlet 21 with middle delivery port 24, and with transition blind hole 13a intercommunication, and to cross the mouth of a river 11 adjacent with rolling disc.The angle of corresponding decile switching position 3 correspondence is 90 °; Separately there is the central mouth of a river 22 being positioned at fixed disk central authorities to dock with rolling disc central blind hole 12, and be communicated with transition blind hole 13.

Support inlet pipeline connect successively as middle the delivery port 24 of the central blind hole 12 of the cooperation end cap central interface of axial water inlet interface, the fixed disk central authorities mouth of a river 22, rolling disc 1 and transition blind hole 13a, fixed disk water inlet 21, two tandem filter elements, fixed disk 2, rolling disc 1 cross the mouth of a river 11, closed cavity inner chamber, fixed disk bottom aquaporin 20, eccentric interface as the cooperation end cap of axial water outlet mouthpiece, and support outlet pipeline, form the reverse filtration passage of two tandem filter elements.

Fig. 3 is eight mouth of a river waterway switcher connection diagrams that the present invention adopts closed loop switching construction and the forward filter combination of channels pattern with pipeline-cleaning.

The same circle of fixed disk 2 eight equal parts switching position is provided with seven controlled mouths of a river and five tandem filter elements.The fixed disk water inlet 21 of serial connection five filter cores crosses the mouth of a river 11 with rolling disc respectively with middle delivery port 28 and transition blind hole 13 is docked; The second middle delivery port 27 is separately had to be communicated with middle delivery port 28.The eccentric interface that the abutting end of closed cavity covers by cavity crosses aquaporin 20 communication with cavity, and crosses the mouth of a river 11 with rolling disc.And the intercommunication adjacent with middle delivery port 28 of on fixed disk second middle delivery port 27.Angle corresponding between eight decile switching positions 3 is 45 °.

Fig. 4 is seven mouth of a river waterway switcher connection diagrams that the present invention adopts preposition filter core, eight equal parts switching position, closed loop switching construction and forward filter combination of channels pattern.

The same circle of fixed disk 2 is respectively equipped with seven controlled mouths of a river; Cross the closed position of the corresponding fixed disk of aquaporin 20.Seven corresponding six tandem filter elements in the controlled mouth of a river.Filter core 44 is the fine filter core of the dense mouth of band row.Preposition filter core 43 is serially connected in support inlet pipeline; The dense mouth of row of fine filter core connects the discharge pipe arranging exhaust-control valve 5.The aquaporin of crossing dock with coordinating end cap eccentric interface is located at and coordinates between end cap and fixed disk also communication with cavity.Angle corresponding between eight decile switching positions 3 is 45 °.

Fig. 5 is 17 mouth of a river waterway switcher connection diagrams that the present invention adopts ten eight equal parts switching positions, open loop switching construction and forward filter combination of channels pattern.

Closed position is located at fixed disk water inlet 21 and last is between the mouth of a river 37 of recoiling, and be arranged on coordinate between end cap and fixed disk to cross aquaporin 20 corresponding.The eccentric interface that abutting end covers as interface of axially intaking passed through aquaporin, inner chamber, was communicated with rolling disc and crossed the mouth of a river 11.The same circle of fixed disk 2 is respectively equipped with 17 controlled mouths of a river, wherein, is positioned at fixed disk water inlet 21 and the middle delivery port 30 of eight tandem filter element initial and ends, dock rolling disc respectively and cross the mouth of a river 11 and transition blind hole 13.Angle corresponding between 18 decile switching positions is 20 °.

Fig. 6 is nine mouth of a river waterway switcher connection diagrams that the present invention adopts ten decile switching positions, open loop switching construction and forward filter combination of channels pattern.

The same circle of fixed disk 2 is respectively equipped with closed position, nine controlled mouths of a river and crosses the mouth of a river 21 and last is between the mouth of a river 30 of recoiling at fixed disk, the eccentric interface that abutting end covers is communicated with by the aquaporin 20 of crossing be arranged on closed cavity, and communication with cavity and rolling disc cross the mouth of a river 11; Be positioned at fixed disk water inlet 21 and the middle delivery port 26 of three tandem filter element initial and ends, dock rolling disc respectively and cross the mouth of a river 11 and transition blind hole 13.Second middle delivery port 25 is positioned in decile switching position adjacent inside middle delivery port 26, and is communicated with middle delivery port.Angle corresponding to each decile switching position is 35 °; Last is 45 ° for the angle between the decile switching position residing for the mouth of a river 30 of recoiling and closed position.

Detailed description of the invention

Embodiment 1.In order to there is the axial waterway switcher of water-in and water-out interface and the technical scheme of water purifier illustrates clearly and completely, to there is the waterway switcher of axial water-in and water-out interface, combine with the correlated characteristic of the water purifier of this waterway switcher of application and set forth.

Embodiment 1 is optimum embodiment of the present invention, in accompanying drawing 1, adopts nine mouth of a river waterway switchers of eight filter cores, closed loop switching construction and forward filter combination of channels pattern.

Waterway switcher is positioned at closed cavity axial limiting and contacts cooperation with support and is integrally formed, under two end faces of closed cavity press effect, fixed disk 2 and closed cavity are fixed as one, and can not move radially and can not move axially, and more can not rotate.Only have rolling disc 1 can rotate around the axis that two dishes are total with axis body, and keep the sealing between the lower diverter surface of rolling disc and the upper diverter surface of fixed disk to switch.

Arranging the central seal cover crossing axis hole is enclosed within rolling disc 1 turning cylinder, to be connected with cavity by connecting thread or screw fastener and to seal with seal, together with being pressed on cavity bottom surface end cap by built-in fixed disk, the axis body linked is coordinated to cross axis hole by the central authorities of seal cover with rolling disc 1 overhanging.

The axis water inlet interface of manual waterway switcher is be located at the eccentric interface that abutting end covers.The aquaporin 20 excessively of communication with cavity is positioned at the below of fixed disk closed position, the lower port at the Axial-running Out mouth of a river 22 of its lower surface port and fixed disk centre, and the eccentric interface of axis covered with closed cavity abutting end respectively and axial central interface seal docks.Nine controlled mouths of a river that fixed disk ten decile switching position is arranged are on same circle, and nine pipe interfaces also covered with closed cavity abutting end respectively seal and dock, and eight tandem filter elements are pressed the anatomical connectivity shown in accompanying drawing 1 and form filtration channel.Now, except fixed disk water inlet 21 and middle delivery port 30.Remaining seven the controlled mouths of a river 23,24,25,26,27,28,29 are all closed by rolling disc.The decile switching position not arranging the mouth of a river is closed position, is between fixed disk water inlet and middle delivery port.

Waterway switcher is that " closed loop " switches and forward filter combination of channels pattern, transition blind hole 13 is adjacent and the different in nature blind hole that two of intercommunication blind holes 13,13a are formed, relate to two decile switching positions, adopt the structure of two blind holes 13 in two adjacent decile switching positions, 13a intercommunication, and with dish centre central blind hole intercommunication, while transition blind hole 13a docks with the middle delivery port 30 of fixed disk, transition blind hole 13 corresponded closed positions, and to cross the mouth of a river 11 adjacent with rolling disc.

During filtration, running water is pressed shown in accompanying drawing 1, by support inlet pipeline through as the eccentric interface of axial water inlet, fixed disk bottom cross aquaporin 20, the inner chamber of closed cavity, rolling disc cross the mouth of a river 11, delivery port 30 in the middle of each filtering layer of fixed disk water inlet 21, eight tandem filter elements 4, fixed disk, rolling disc transition blind hole 13a, 13, rolling disc central blind hole 12, the fixed disk central authorities mouth of a river 22, central interface as the Axial-running Out mouth of a river, finally flowed out by support outlet pipeline and form forward filter passage.

During recoil, when rotation shaft drive turn disc staggers a decile switching position, rolling disc is crossed the mouth of a river 11 and is docked with the fixed disk mouth of a river 23; Corresponding transition blind hole 13 is docked with fixed disk water inlet 21.Running water is entered by inlet pipeline, after the inner chamber crossed aquaporin 20, enter closed cavity of fixed disk bottom, cross the mouth of a river 11,23, first, fixed disk mouth of a river filter core outlet and inlet, fixed disk water inlet 21, rolling disc transition blind hole 13, central blind hole 12, the fixed disk central authorities mouth of a river 22 through rolling disc again, finally flow out by support outlet pipeline the recoil passage forming first filter core.The rest may be inferred, and rotation shaft drives rolling disc to be rotated further, switch to third and fourth respectively, in five, six, seven, eight, nine decile switching positions time, rolling disc is crossed the mouth of a river 11 and is docked the fixed disk mouth of a river 24,25,26,27,28,29,30 respectively successively; Corresponding transition blind hole 13 docks the fixed disk mouth of a river 23,24,25,26,27,28,29, the recoil passage of each filter core of corresponding formation, corresponding complete second and third, the recoil of four, five, six, seven, eight filter cores cleaning.

After this, when turning cylinder drives rolling disc to be rotated further, rolling disc is crossed the mouth of a river 11 and is switched on closed position, and corresponding transition blind hole 13 docks delivery port 30 in the middle of fixed disk.Other controlled mouths of a river of fixed disk are all closed by rolling disc, and the water in closed cavity inner chamber can not enter each controlled mouth of a river of fixed disk, and cause filtration channel only water, namely waterway switcher is in closed condition.

When rotation shaft drives rolling disc to be rotated further, rolling disc is crossed the mouth of a river 11 and is again docked with fixed disk water inlet 21; Corresponding transition blind hole 13 corresponded closed positions; Transition blind hole 13a docks delivery port 30 in the middle of fixed disk.Waterway switcher is in strain position again, and eight filter cores be in filtration channel rerun.

In support assembling process, first the closed cavity of built-in waterway switcher is pre-assembled, and loads onto inspection man and carry out quality inspection.After the closed cavity be up to the standards and support are connected as one, again this closed cavity abutting end is covered the inlet and outlet pipe interface of setting, and nine filter core pipe interfaces, with support inlet and outlet pipe, and eight tandem filter element correspondences connect, each pipeline just completing machine connects.

During waterway switcher maintain and replace, only need unload closed cavity, it is fastening that the waterway switcher more renewed covers seal cover again.Due to the axial entery and delivery port of waterway switcher, to be all on same end face therefore dismounting with the controlled mouth of a river being connected filter core and to be very easy to.

For the closed loop switch mode of waterway switcher, when arranging the number at the controlled mouth of a river, arrange by the basic model of " more than filter core number one ".

The another kind of pattern of the optimum embodiment of the present invention is by two filter cores of third and fourth in eight filter cores, merges into the two filtering layer filter core in three mouths of a river; Corresponding waterway switcher still adopts waterway switcher to be that " closed loop " switches and forward filter combination of channels pattern, thus formation seven filter cores combine to the connection at nine decile switching positions and the corresponding mouth of a river.

As the third form of embodiment 1, above-mentioned forward filter passage is oppositely arranged, be about to coordinate the central mouth of a river of end cap to be considered as axial water inlet be connected with support inlet pipeline, eccentric interface is considered as the Axial-running Out mouth of a river and is connected with support outlet pipeline, and by the forward and backward reversing of position of each filter of original tandem filter element, the another kind of reverse filtration passage crossing aqueous mode can be formed equally.Now, original middle delivery port 30 is fixed disk water inlet; Fixed disk water inlet 11 is originally middle delivery port, as shown in Figure 2.

During recoil, when rolling disc staggers a decile switching position, when transition blind hole 13a docks fixed disk " second " the controlled mouth of a river 29, crossing the mouth of a river 11 is positioned on closed position, in each controlled mouth of a river of fixed disk, except " first " controlled mouth of a river 30 is docked except rolling disc transition blind hole 13, other mouths of a river are all closed by rolling disc, and waterway switcher is in closed condition.

When rolling disc continues the decile switching position that staggers, when transition blind hole 13a docks fixed disk " the 3rd " the controlled mouth of a river 28, transition blind hole 13 is when docking fixed disk " second " the controlled mouth of a river 29, crosses the mouth of a river 11 and docks the recoil passage that " first " controlled mouth of a river 30 forms " first filter core ".By that analogy, the recoil passage of each filter core can be realized equally.

Fig. 2 illustrates three mouth of a river waterway switcher switch modes arranging two filter cores employing quartering switching positions, closed loop switching construction and reverse filtration combination of channels patterns for machine.Other structure of machine is constant, only changes the number at the controlled mouth of a river of waterway switcher, the number of corresponding decile switching position 3 and corresponding angle, and the pipe interface number of docking.

On Fig. 1,2 bases, can also release and arrange four, five, six, seven or eight switching positions and the mouth of a river respectively on the same circle of fixed disk 2, correspondence arranges the closed loop switch mode of the forward and reverse filtration channel of three, four, five, six or seven filter cores.

In addition, as the special case of embodiment 1, in the closed loop switch mode of waterway switcher, adopt single transition blind hole 13 to be communicated with central blind hole and dock the fixed disk associated controlled mouth of a river.Now, filtration channel is constant, to be staggered a decile switching position by rolling disc, can form two filtering layers and recoil " two filtering layer recoil continuously pattern " of water continuously, served as the mouth of a river 11 and middle delivery port when laying respectively on closed position, waterway switcher has two closed condition positions.Usually, apply in the filtration channel of this specific filtration and recoil pattern, take into full account the filter core matched combined relation of screening filter core and granular filter material, so that in " the two filtering layer recoil continuously pattern " that relate to two filter cores, arrange a filtering layer, the impurity avoiding a filtering layer to recoil out " is retained " by another filtering layer as far as possible." two filtering layer recoil pattern " is also applicable to three mouth of a river filter cores arranging two filtering layer.

Embodiment 2.In accompanying drawing 3, on the basis of embodiment 1, the second middle delivery port is set in each controlled mouth of a river of fixed disk, and the corresponding afterbody connecting tandem filter element filtration channel.In the middle of being communicated with, second of delivery port 28 the middle delivery port 27 and closed position lay respectively at the adjacent medial and lateral of middle delivery port 28.

The transition blind hole 13 of rolling disc is the special-shaped blind hole at corresponding fixed disk two adjacent mouths of a river, and with the mouth of a river 11 is adjacent excessively; This special-shaped blind hole is made up of two transition blind holes 13,13a.On same circle, be positioned at fixed disk water inlet 21 and the second middle delivery port 27 of both sides, closed position, cross the mouth of a river 11 and transition blind hole 13a respectively with rolling disc and dock and form filtration channel.Corresponding with closed position aquaporin 20 of crossing to be located on cavity and communication with cavity.

In back flushing process, when rolling disc crosses that in the middle of the mouth of a river 11 and fixed disk, the mouth of a river 28 is docked, transition blind hole 13 is docked with the second middle delivery port 27.The running water entering closed cavity inner chamber crosses the middle delivery port 27 of delivery port 28, second in the middle of the mouth of a river 11, fixed disk, rolling disc transition blind hole 13, central blind hole 12, the fixed disk central authorities mouth of a river 22 through rolling disc, finally flowed out by support outlet pipeline, by means of the running water pipe pressure outside machine, the impurity be attached on machine filtration channel tube wall is gone out outside machine.

For the waterway switcher closed loop switch mode arranging the second middle delivery port, when arranging the number at the controlled mouth of a river of fixed disk, arrange by the closed loop pipeline-cleaning pattern of " than filter core number too many by two ".Also can adopt on the basis arranged by basic model, by afterbody filter core " short circuit " and cancel this filter core method arrange.

Embodiment 3.Waterway switcher is open loop switching construction and forward filter combination of channels pattern, and the controlled mouth of a river number on the same circle of point switching position such as fixed disk is arranged by the basic model of " filter core number takes advantage of two to add ".

In accompanying drawing 5, one group of 9 controlled mouth of a river between fixed disk water inlet 21 and middle delivery port 30, the both sides of each filter core in corresponding 8 tandem filter elements of difference, another group, for 8 controlled mouths of a river of recoiling, is communicated with the mouth of a river of the water inlet end of respective corresponding filter core respectively successively; Fixed disk water inlet 21 and middle delivery port 30 cross the mouth of a river 11 with rolling disc respectively and transition blind hole 13 is docked.Fixed disk closed position is at water inlet 21 and last is between the controlled mouth of a river of recoiling.

When rotation shaft drive turn disc staggers a decile switching position, rolling disc is crossed the mouth of a river 11 and is docked with the fixed disk mouth of a river 23; Corresponding transition blind hole 13 and fixed disk dock for the controlled mouth of a river 31 of recoiling and are communicated with fixed disk water inlet 21.Running water is entered by inlet pipeline, through after coordinating the inner chamber crossed aquaporin 20, enter closed cavity between end cap and fixed disk, cross the mouth of a river 11,23, first, fixed disk mouth of a river filter core outlet and inlet, fixed disk water inlet 21, rolling disc transition blind hole 13, central blind hole 12, the fixed disk central authorities mouth of a river 22 through rolling disc again, finally flow out by support outlet pipeline the recoil passage forming first filter core.The rest may be inferred, rotation shaft drives rolling disc to be rotated further, switch to third and fourth respectively, in five, six, seven, eight, nine decile switching positions time, rolling disc is crossed the mouth of a river 11 and is docked the fixed disk mouth of a river 24,25,26,27,28,29,30 respectively successively, transition blind hole 13 docks the controlled mouth of a river 32,33,34,35,36,37,38 of fixed disk successively, the corresponding mouth of a river of respective connection: 23,24,25,26,27,28,29 form the recoil passage of each filter core, corresponding complete second and third, four, five, six, seven, the recoil cleaning of eight filter cores.

When rotation shaft drive turn disc oppositely staggers a decile switching position, rolling disc is crossed the mouth of a river 11 and is switched on the closed position of corresponding fixed disk, and corresponding transition blind hole 13 docks delivery port 29 in the middle of fixed disk.Other controlled mouths of a river of fixed disk are all closed by rolling disc, and the water in closed cavity inner chamber can not enter each controlled mouth of a river of fixed disk, causes filtration channel only water, is waterway switcher and is on the position of closed condition.

Embodiment 4.On the waterway switcher open loop switching construction of embodiment 3 and the basic integrated mode basis of forward filter passage, the controlled mouth of a river be positioned at before middle delivery port is set to the second middle delivery port, and cancel the corresponding filter core be connected between the second middle delivery port and middle delivery port, two middle mouths of a river are communicated with and form open loop pipeline-cleaning pattern.

In accompanying drawing 6, the second middle delivery port 25 is set in each controlled mouth of a river of fixed disk, and the corresponding afterbody connecting three tandem filter element filtration channels.Second middle delivery port 25 is positioned at inside middle delivery port 26 and is also communicated with middle delivery port 26; Between fixed disk water inlet and middle delivery port, and comprise 5 mouths of a river at the second middle mouth of a river, respectively corresponding 3 tandem filter elements.Fixed disk water inlet 21 and middle delivery port 26, cross the mouth of a river 11 and transition blind hole 13 respectively and dock and form filtration channel with rolling disc.

When rotation shaft drive turn disc staggers a decile switching position, rolling disc is crossed the mouth of a river 11 and is docked with the fixed disk mouth of a river 23; Corresponding transition blind hole 13 and fixed disk dock for the controlled mouth of a river 27 of recoiling and are communicated with fixed disk water inlet 21.Running water is entered by inlet pipeline, after being positioned at the inner chamber crossed aquaporin 20, enter closed cavity on cavity, cross the mouth of a river 11,23, first, fixed disk mouth of a river filter core outlet and inlet, fixed disk water inlet 21, rolling disc transition blind hole 13, central blind hole 12, the fixed disk central authorities mouth of a river 22 through rolling disc again, finally flow out by support outlet pipeline the recoil passage forming first filter core.The rest may be inferred, rotation shaft drives rolling disc to be rotated further, when switching to respectively in third and fourth decile switching position, rolling disc is crossed the mouth of a river 11 and is docked the fixed disk mouth of a river 24,25 respectively successively, transition blind hole 13 docks the controlled mouth of a river 28,29 of fixed disk successively, the corresponding mouth of a river of respective connection 23,24 forms the recoil passage of each filter core, the corresponding recoil cleaning completing second and third filter core.

When rolling disc crosses that in the middle of the mouth of a river 11 and fixed disk, the mouth of a river 26 is docked, corresponding transition blind hole 13 and fixed disk dock for the controlled mouth of a river 30 of recoiling and are communicated with the second middle delivery port 25.The running water entering closed cavity inner chamber crosses the middle delivery port 25 of delivery port 26, second in the middle of the mouth of a river 11, fixed disk, rolling disc transition blind hole 13, central blind hole 12, the fixed disk central authorities mouth of a river 22 through rolling disc, finally flowed out by support outlet pipeline, by means of the running water pipe pressure outside machine, the impurity be attached on machine filtration channel tube wall is gone out machine and forms pipeline-cleaning passage outward.

In the open loop switch mode of embodiment 3,4, when rolling disc cross the mouth of a river 11 switch to dock the controlled mouth of a river 31 position on, when corresponding transition blind hole 3 is on closed position, or rolling disc crosses the mouth of a river 11 when oppositely switching on closed position, and waterway switcher is all in closed condition.

In the open loop switch mode of embodiment 3,4, the fixed disk closed position of waterway switcher and last corresponding angle that to recoil between position, the mouth of a river, not by the restriction of decile switching position 3, be not communicated with the mouth of a river of recoiling, do not cross over closed position and be limited.

Embodiment 5.On the basis of embodiment 1,2,3,4, adopt the switch mode of " closed loop " or " open loop " at waterway switcher under, in the inlet pipeline that its axial water inlet connects, preposition filter core is also set; This preposition filter core is arranged in support inlet pipeline, and is connected with waterway switcher axial water inlet by inlet pipeline interface, and this filter core processes the running water entering subsequent filter passage or recoil passage.

Embodiment 6.On the basis of the various embodiments described above, controlled for one or several between fixed disk water inlet and the middle delivery port mouth of a river can also be closed, or be arranged to obstructed blind mouth, relevant filter core does not have counter-flush.If the controlled mouth of a river of fixed disk 26 between fourth, fifth filter core in tandem filter element corresponding in accompanying drawing 1 is obstructed blind holes.The recoil passage of relevant filter core 41,42 is obstructed.

In the various embodiments described above, transition blind hole 13 had both comprised blind hole 13, also comprised the different in nature blind hole that adjacent and two of intercommunication blind holes 13,13a are formed.Usually, single blind hole 13 is for open loop switch mode; Opposite sex blind hole is used for closed loop switch mode.When transition blind hole 13 is the special-shaped blind hole at corresponding fixed disk two adjacent mouths of a river, relate to two decile switching positions, adopt the structure of two blind holes 13 in two adjacent decile switching positions, 13a intercommunication, and with dish centre central blind hole intercommunication, while transition blind hole 13a docks with the middle delivery port 30 of fixed disk, the closed position (not being communicated with) of the corresponding fixed disk upper end surface of transition blind hole 13, and to cross the mouth of a river 11 adjacent with rolling disc.

Embodiment 7.On the basis of above-mentioned embodiment, by the operating means of manual waterway switcher axis body, change automatically controlled shifter into, thus form automatically controlled waterway switcher, between other original each parts, corresponding annexation is constant.

Embodiment 8.On the basis of above-mentioned embodiment, adopt porous seal to replace the seal be arranged on around each mouth of a river of waterway switcher housing end face, between other original each parts, corresponding annexation is constant.

In the various embodiments described above, described closed cavity to be positioned on support and accent outwardly, its bottom face is that waterway switcher coordinates end cap, and the other end be positioned on seal cover or support arranged axis hole and axis body is sealed and matched.

In the various embodiments described above, described closed cavity connects and composes one by fastener and support, and its waterway switcher coordinates end cap or is positioned on cavity bottom face, or is positioned on seal cover, and another manipulation end cap arranged axis hole and coordinates with axis body sealed rotational.

Arrange in the related embodiment of the second middle delivery port above-mentioned, no matter which kind of hermetically-sealed construction closed cavity adopts, the middle delivery port of described fixed disk is connected with the second middle delivery port or by the pipeline be arranged on support, or connected by the pipeline be located in closed cavity, or connected by the pipeline that fixed disk is arranged.When adopting latter two connection mode, delivery port in the middle of two on fixed disk, can be tightly connected to of a support relevant corresponding pipeline.

As the another kind of form of embodiment 2-8, above-mentioned filtration channel is oppositely arranged and forms reverse filtration pattern, be about to coordinate the central authorities of end cap to connect and be considered as axially water inlet interface be connected with support inlet pipeline, coordinate the eccentric interface of end cap to be then considered as the Axial-running Out mouth of a river to be connected with support outlet pipeline, and by the forward and backward reversing of position of each filter of original tandem filter element, the another kind of reverse filtration passage under corresponding switch mode can be formed equally.Now, in the middle of original fixed disk, delivery port is fixed disk water inlet; Fixed disk water inlet 11 is originally middle delivery port.The recoil switching principle of the waterway switcher in reverse filtration passage is similar to the recoil switching principle of the waterway switcher in forward filter passage, and difference is the opposite joining relation mutually exchanging axial water-in and water-out interface and support inlet and outlet pipe interface.Rolling disc and the corresponding handoff relation at relevant mouth of a river each on fixed disk, with the third similar in form of embodiment 1, and lay in conjunction with the feature of closed loop switching or open loop switch mode.

On the basis of the various embodiments described above, the technical characteristic of each embodiment can also be carried out reconfiguring the new embodiment of formation, and also be in the protection domain of subject application.

Claims (10)

1. there is a waterway switcher for axial water-in and water-out interface, comprise cavity, seal cover, axis body, and there is the rolling disc of point switching positions such as 4 ~ 18; The closed cavity coordinating and form is connected with seal cap sealing by cavity, the side abutting end of this closed cavity covers and arranges 3 ~ 17 filter core pipe interfaces ringwise, the both sides of each filter core in 2 ~ 8 tandem filter elements corresponding waiting, relative opposite side manipulation end cap arranged axis hole and axis body is sealed and matched; Coordinate with axis body on the rolling disc linked and three mouths of a river are set: the mouth of a river excessively of communication with cavity, be positioned at the central blind hole of rolling disc central authorities, and with central blind hole intercommunication and with cross the mouth of a river and be in transition blind hole on same circle, characterized by further comprising axial water-in and water-out interface, and with having point switching positions such as 4 ~ 18, and contact the fixed disk, the mistake aquaporin that coordinate and form and seal interface switching with rolling disc; Fixed disk be positioned at closed cavity with rolling disc and with cooperation end cap with manipulate end cap and contact cooperation and be integrally formed, abutting end covers and treats that in the axial water-in and water-out interface that earthing of frame inlet and outlet pipe sealing joint docks, an interface is positioned at the central interface coordinating end cap centre, another interface is positioned at the eccentric interface coordinating end cap eccentric part, is communicated with the inner chamber of closed cavity by crossing aquaporin; The same circle of fixed disk is arranged the controlled mouth of a river number controlled by rolling disc and divide few one of switching position number than waiting, be 3 ~ 17 controlled mouths of a river, comprising water inlet and the middle delivery port of corresponding tandem filter element initial and end, 3 ~ 17 filter core pipe interfaces that each self sealss docking abutting end covers, the decile switching position not arranging the controlled mouth of a river is that closed position is corresponding with the position crossing aquaporin, and fixed disk central authorities arrange the central interface that the docking of the central mouth of a river coordinates end cap central authorities; Crossing aquaporin is at least be positioned at fixed disk, or at cooperation end cap or in fixed disk and the structure coordinating thrin between end cap; Crossing the mouth of a river or docking fixed disk water inlet or docking middle delivery port on rolling disc, the middle delivery port of corresponding transition blind hole or docking fixed disk or the water inlet of docking fixed disk, the central blind hole docking fixed disk central authorities mouth of a river of rolling disc, rolling disc closes other the controlled mouth of a river on fixed disk simultaneously, forms the filtration channel of 2 ~ 8 tandem filter elements waiting; Drive turn disc and the decile switching position that staggers by rotation shaft, the switch mouth of a river relevant to fixed disk is docked again, forms the recoil passage of a filter core in 2 ~ 8 tandem filter elements waiting; When rolling disc cross the mouth of a river or transition blind hole turn on closed position time, the pathway closure between the eccentric interface that closed cavity abutting end covers and central interface.

2. one kind has the water purifier of the waterway switcher of axial water-in and water-out interface, comprise 2 ~ 8 tandem filter elements, the support of inlet and outlet pipe interface is set, to be connected by cavity the closed cavity, the axis body that coordinate and form with seal cap sealing, and there is the rolling disc of point switching positions such as 4 ~ 18; The side abutting end of this closed cavity covers and arranges 3 ~ 17 filter core pipe interfaces ringwise, connects the both sides of each filter core in 2 ~ 8 tandem filter elements respectively, and relative opposite side manipulation end cap arranged axis hole and axis body is sealed and matched; Coordinate with axis body on the rolling disc linked and three mouths of a river are set: the mouth of a river excessively of communication with cavity, be positioned at the central blind hole of rolling disc central authorities, and with central blind hole intercommunication and with cross the mouth of a river and be in transition blind hole on same circle, characterized by further comprising axial water-in and water-out interface, and with having point switching positions such as 4 ~ 18, and contact the fixed disk, the mistake aquaporin that coordinate and form and seal interface switching with rolling disc; Fixed disk be positioned at closed cavity with rolling disc and with cooperation end cap with manipulate end cap and contact to coordinate and form waterway switcher, it is be positioned at the central interface coordinating end cap centre that abutting end covers an interface in the axial water-in and water-out interface docked with support inlet and outlet pipe interface, another interface is positioned at the eccentric interface coordinating end cap eccentric part, and passed through the inner chamber of aquaporin connection closed cavity; The same circle of fixed disk is arranged the controlled mouth of a river number controlled by rolling disc and divide few one of switching position number than waiting, be 3 ~ 17 controlled mouths of a river, comprising water inlet and the middle delivery port of corresponding tandem filter element initial and end, 3 ~ 17 filter core pipe interfaces that sealing docking abutting end covers, the decile switching position not arranging the controlled mouth of a river is that closed position is corresponding with the position crossing aquaporin, and fixed disk central authorities arrange the central interface that the docking of the central mouth of a river coordinates end cap central authorities; Crossing aquaporin is at least be positioned at fixed disk bottom, or at cooperation end cap or in fixed disk and the structure coordinating thrin between end cap; Crossing the mouth of a river or docking fixed disk water inlet or docking middle delivery port on rolling disc, the middle delivery port of corresponding transition blind hole or docking fixed disk or the water inlet of docking fixed disk, the central blind hole docking fixed disk central authorities mouth of a river of rolling disc, rolling disc closes other the controlled mouth of a river on fixed disk simultaneously, forms the filtration channel of 2 ~ 8 tandem filter elements; Drive turn disc and the decile switching position that staggers by rotation shaft, the switch mouth of a river relevant to fixed disk is docked again, forms the recoil passage of a filter core in 2 ~ 8 tandem filter elements; When rolling disc cross the mouth of a river or transition blind hole turn on closed position time, waterway switcher is in the closed position.

3. there is waterway switcher and the water purifier of axial water-in and water-out interface as claimed in claim 1 or 2, it is characterized in that the filtration channel residing for waterway switcher or forward filter passage, or reverse filtration passage; Wherein, with regard to forward filter passage, the eccentric interface that abutting end covers is water inlet interface, and the central interface coordinating end cap is water outlet mouthpiece; The mouth of a river of crossing of rolling disc is docked with the water inlet of fixed disk, and transition blind hole is docked with middle delivery port; With regard to reverse filtration passage, coordinate the central interface of end cap for water inlet interface, the eccentric interface that abutting end covers is water outlet mouthpiece, and the mouth of a river of crossing of rolling disc is docked with the middle delivery port of fixed disk, and transition blind hole is docked with the water inlet of fixed disk.

4. there is waterway switcher and the water purifier of axial water-in and water-out interface as claimed in claim 3, it is characterized in that the special-shaped blind hole of described transition blind hole (13) for corresponding fixed disk two adjacent mouths of a river, and adjacent with the mistake mouth of a river (11); Described waterway switcher is closed loop switching construction and forward filter combination of channels pattern, mouth of a river number on the same circle of fixed disk, or arrange by the basic model of " more than filter core number one ", or arrange by the pipeline-cleaning pattern of " than filter core number too many by two "; When the basic model by " more than filter core number one " is arranged, fixed disk water inlet and middle delivery port are set in the both sides of closed position, the mouth of a river (11) is crossed respectively and transition blind hole (13) is docked with rolling disc, the fixed disk central authorities mouth of a river (22) docking rolling disc central blind hole (12), the each controlled mouth of a river on fixed disk (2) same circle, be respectively 3,4,5,6,7,8 or 9 mouths of a river, separately 2,3,4,5,6,7 or 8 filter cores of corresponding serial connection; When rolling disc is crossed on the mouth of a river (11) closed position, position, waterway switcher is in the closed position; The axial water-in and water-out interface that closed cavity abutting end covers, and 3 ~ 9 filter core pipe interfaces, dock to the relevant corresponding line seal of support respectively; When the pipeline-cleaning pattern by " than filter core number too many by two " is arranged, arrange on basis in basic model, the controlled mouth of a river be positioned at before middle delivery port is set to the second middle delivery port, and cancel the corresponding filter core be connected between the second middle delivery port and middle delivery port, two middle mouths of a river are communicated with; Fixed disk water inlet and middle delivery port are set in the both sides of closed position, the mouth of a river (11) is crossed respectively and transition blind hole (13) is docked with rolling disc, the fixed disk central authorities mouth of a river (22) docking rolling disc central blind hole (12), the each controlled mouth of a river on fixed disk (2) same circle, be respectively 4,5,6,7,8 or 9 mouths of a river, separately 2,3,4,5,6 or 7 filter cores of corresponding serial connection; When rolling disc cross the mouth of a river (11) be positioned in the switching position of delivery port in the middle of docking fixed disk time, transition blind hole (13) is communicated with the second middle delivery port and forms flushing of pipeline passage without filter core.

5. there is waterway switcher and the water purifier of axial water-in and water-out interface as claimed in claim 3, it is characterized in that described waterway switcher is open loop switching construction and forward filter combination of channels pattern, controlled mouth of a river number on the same circle of fixed disk, arrange by the basic model of " filter core number takes advantage of two to add ", wherein one group of 3 ~ 9 mouth of a river between fixed disk water inlet and middle delivery port, the both sides of each filter core in corresponding 2 ~ 8 tandem filter elements of difference, another group quantity is the mouth of a river of 2 ~ 8, is communicated with the mouth of a river of the water inlet end of respective filter core respectively successively; Fixed disk water inlet (21) and middle delivery port cross the mouth of a river (11) with rolling disc respectively and transition blind hole (13) is docked, the fixed disk central authorities mouth of a river (22) docking rolling disc central blind hole (12), the each controlled mouth of a river on fixed disk (2) same circle, be respectively 5,7,9,11,13,15 or 17 mouths of a river, separately 2,3,4,5,6,7 or 8 filter cores of corresponding serial connection; When rolling disc crosses the mouth of a river (11) or transition blind hole (13) is positioned on closed position, waterway switcher is in the closed position; The axial water-in and water-out interface that closed cavity abutting end covers, and 5 ~ 17 filter core pipe interfaces, be tightly connected to the relevant corresponding pipeline of support respectively.

6. there is waterway switcher and the water purifier of axial water-in and water-out interface as claimed in claim 5, it is characterized in that arranging on basis in basic model, the controlled mouth of a river be positioned at before middle delivery port is set to the second middle delivery port, and cancel the corresponding filter core be connected between the second middle delivery port and middle delivery port, two middle mouths of a river are communicated with and form pipeline-cleaning pattern; Described waterway switcher is open loop switching construction and forward filter combination of channels pattern, arranges fixed disk water inlet and last controlled mouth of a river for recoiling in the both sides of closed position; Between fixed disk water inlet and middle delivery port, and comprise one group of 4 ~ 9 controlled mouth of a river at the second middle mouth of a river, corresponding 2 ~ 7 tandem filter elements respectively, and fixed disk water inlet and middle delivery port cross the mouth of a river (11) with rolling disc respectively and transition blind hole (13) is docked, another group quantity is the mouth of a river of 3 ~ 8, is communicated with water inlet end and the second middle delivery port of respective filter core respectively successively; The fixed disk central authorities mouth of a river (22) docking rolling disc central blind hole (12), the each controlled mouth of a river on fixed disk (2) same circle, be respectively 7,9,11,13,15 or 17 mouths of a river, separately 2,3,4,5,6 or 7 filter cores of corresponding serial connection; When rolling disc cross the mouth of a river (11) be positioned in the switching position of delivery port in the middle of docking fixed disk time, transition blind hole (13) is communicated with the second middle delivery port and forms flushing of pipeline passage without filter core; When rolling disc crosses the mouth of a river (11) or transition blind hole (13) is positioned on position, closed position, waterway switcher is in the closed position.

7. there is waterway switcher and the water purifier of axial water-in and water-out interface as described in claim 1,2,4,5 or 6, it is characterized in that described cavity to be positioned on support and accent outwardly, its bottom face is for coordinating end cap, and manipulation end cap is positioned on seal cover.

8. there is waterway switcher and the water purifier of axial water-in and water-out interface as described in claim 4,5 or 6, it is characterized in that the middle delivery port of described fixed disk is connected with the second middle delivery port or by the pipeline be arranged on support, or connected by the pipeline being located at closed cavity, or connected by the pipeline that fixed disk is arranged.

9. there is waterway switcher and the water purifier of axial water-in and water-out interface as described in claim 1,2,4,5 or 6, it is characterized in that in point switching positions such as fixed disk, be in 3 ~ 17 controlled mouths of a river of same circle, comprise the blind hole of blocking recoil passage.

10. there is waterway switcher and the water purifier of axial water-in and water-out interface as described in claim 1,2,4,5 or 6, characterized by further comprising preposition filter core; This preposition filter core is connected in support inlet pipeline, and is connected with waterway switcher axial water inlet by inlet pipeline interface.