Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a water purifier, wherein a closure member of a water circulation assembly can circulate water in each group of filter cores in the water purification assembly for multiple times so as to filter for multiple times and increase the filtering effect, the water is discharged into the next group of filter cores after being circulated for multiple times, and finally the water is introduced into a water tank for use.
In order to achieve the above object, the present invention employs a water purifier including:
the water purification assembly is communicated between the raw water tank and the water tank and is used for purifying water, the water purification assembly comprises a plurality of groups of filter cores which are distributed left and right, the upper ends of the filter cores are outlets, and the lower ends of the filter cores are inlets;
the water circulation component is arranged between the water purification component and the water tank, and during positive circulation, water in the original water tank enters the water purification component and is discharged into the water tank after circulating for many times in the filter element of the water purification component through the water circulation component;
during reverse circulation, water in the water tank enters the water purification assembly, and is discharged into the raw water tank after being once migrated in the filter element of the water purification assembly through the water circulation assembly;
the collecting mechanism I is used for collecting impurities in the water purifying assembly during reverse circulation and is communicated with the lower end of the water purifying assembly, water in the water tank flows through the water purifying assembly and the raw water tank in sequence during reverse circulation, and the impurities are discharged during the downward flushing period when the water passes through the water purifying assembly, so that the impurities fall into the collecting mechanism I.
As a further optimization of the scheme, the water circulation component comprises a water filtering pipeline, the water filtering pipeline is communicated between adjacent filter cores, the upper end of the water filtering pipeline is communicated with the upper outlets of the left group of filter cores, and the lower end of the water filtering pipeline is communicated with the lower inlets of the right group of filter cores;
as a further optimization of the above solution, the water circulation assembly further comprises: a closure member for enabling water being circulated to circulate away in a water purification unit for a plurality of times, the closure member comprising: the circulating pipe, first solenoid valve and fly leaf, the circulating pipe intercommunication is between the lower extreme import of strainer pipeline lower extreme and this strainer pipeline left side position filter core, first solenoid valve sets up in the position of circulating pipe right-hand member intercommunication strainer pipeline, the fly leaf sets up in strainer pipeline and circulating pipe intercommunication position and is used for realizing the intercommunication between strainer pipeline right-hand member and the right side a set of filter core and cuts, the right-hand member of strainer pipeline is provided with the inside and outside through-hole of intercommunication, the right-hand member activity block of fly leaf is in the through-hole.
As a further optimization of the scheme, the sealing layer is fixedly arranged on the lower surface of the movable plate, the left end of the movable plate extends into the circulating pipe, and the thickness of the movable plate is smaller than the pipe diameter of the circulating pipe.
As the further optimization of above-mentioned scheme, the water strainer pipeline outside on fly leaf right side is provided with electric putter, and the structural fixed surface welding between water strainer pipeline and the right-hand member a set of filter core has the extension board, and electric putter's left end fixed welding is on the right side surface of fly leaf, and electric putter's right-hand member fixed welding is on the left side surface of extension board.
As a further optimization of the proposal, the first collecting mechanism comprises an upper box, a lower box and a connecting pipe, the upper box is in a funnel shape and is communicated between the lower end of the water filtering pipeline and the inlet of the right group of filter cores, the connecting pipe is integrally arranged at the lower end of the upper box and is communicated with the inner part of the upper box, the upper end of the lower box is integrally provided with a screwed pipe, the screwed pipe is connected with the lower end of the connecting pipe through screw thread matching, and the screwed pipe intercommunication is between connecting pipe and lower box, and the lower extreme of lower box is the opening, and the opening part is provided with down the lid, is provided with on the lower lid to be used for realizing subsiding baffle and the cotton layer that supplementary impurity deposits, and the top inside of lower box is provided with the sunshade, and the sunshade is curved platelike structure and extends around and fix on the both sides inner wall of lower box, and the arc concave surface of sunshade is towards the bottom of lower box, all is equipped with the spacing distance between the left and right sides of sunshade and the both sides inner wall of lower box.
As a further optimization of the scheme, the upper surface of the lower box cover is provided with a ring groove at a position close to the outer edge, the lower end of the lower box is connected in the ring groove in a threaded fit mode, the lower surface of the lower box is fixedly provided with a sealing ring, and the sealing ring is attached to the bottom of the ring groove in a sealing mode.
As the further optimization of above-mentioned scheme, the fixed welding of the lower surface of subsiding the baffle has the pillar, and the pillar is fixed to be welded at the upper surface of lid down, subsides the umbrella-shaped structure that baffle and pillar constitute and be arranged in precipitating impurity under in the box, and the upper surface of lid is laid down on the cotton layer, and the upper surface an organic whole on cotton layer is equipped with the slope of a plurality of groups and distributes and realize doing benefit to the protruding strip that collects impurity deposit gathering under in the box.
As a further optimization of the above scheme, the method further comprises: a collection mechanism two for collecting the rainwater and with rainwater row income former water tank, collect mechanism two and arrange the top of former water tank in, it includes the rain box to collect mechanism two, the rain box that collects is the box structure of bottom slope, the upper end of rain box that collects is equipped with the notch, the bottom of notch is fixed with the filter screen, the lower fixed surface of filter screen is equipped with the filter pulp layer, be equipped with the downspout between rain box bottom end and the former water tank of collection, downspout intercommunication former water tank and rain box of collection, the equal fixed welding of the left and right sides face of rain box has the support, the bottom mounting welding of support is in the side of former water tank.
As the further optimization of above-mentioned scheme, the mechanism that realizes water purification subassembly reverse circulation includes the second water pump, wash the pipeline and absorb water the pipe, the fixed welding of second water pump is in the upper end side of using the water tank, it extends inside the bottom of using the water tank to absorb water the pipe, wash the pipeline intercommunication in the water purification subassembly the top exit of a set of rose element of right side, the second water pump intercommunication wash the pipeline with absorb water the pipe, reverse circulation is realized with the clear water in the water tank and is carried out the reverse circulation in the water purification subassembly against the current, it is equipped with the third solenoid valve to wash the pipeline intercommunication in the water purification subassembly the top exit position of a set of rose element of right side.
The water purifier provided by the invention has the following beneficial effects:
1. the invention relates to a water purifier, wherein a closure member of a water circulation assembly can circulate water in each group of filter cores in the water purification assembly for multiple times so as to filter multiple times and increase the filtering effect, the water is discharged into the next group of filter cores after being circulated for multiple times and is finally introduced into a water tank for use, a movable plate in the closure member is arranged at the communication position of a water filtering pipeline and a circulating pipe and is used for realizing the communication and the closure between the right end of the water filtering pipeline and the right group of filter cores, when the filter cores are closed, the water enters and flows out from an inlet and an outlet of a single filter core, flows in from the upper end of the water filtering pipeline and enters from the inlet of the filter core again through the circulating pipe, so that the water circulates for multiple times in the single filter core, and when the filter cores are communicated, the water enters and flows out from the inlet and the outlet of the single filter core, flows in through the water filtering pipeline and enters from the inlet of the next group of filter cores, so that the water flows into the water tank from the water purification assembly;
2. according to the water purifier, the first collecting mechanism can collect impurities washed by water when the water purifying component is backwashed, so that the water purifying component is convenient to intensively treat, the service life of the water purifying component is prolonged, the first collecting mechanism is provided with the upper box and the lower box, the upper box and the lower box are convenient to disassemble and assemble, the impurities are convenient to regularly clean, and the first collecting mechanism is provided with the shielding plate, the sedimentation baffle and the cotton layer for preventing the impurities from flowing backwards, so that the impurities collected in the lower box are prevented from flowing backwards to the water filtering pipeline;
3. according to the water purifier, the collecting mechanism is used for collecting rainwater and discharging the rainwater into the original water tank for use, rainwater resources can be fully utilized, energy is saved, the environment is protected, the upper end of the collecting mechanism is provided with the notch, the bottom of the notch is fixedly provided with the filter screen, the lower surface of the filter screen is fixedly provided with the filter cotton layer, the filter cotton layer can perform preliminary filtering action on the rainwater, and the phenomenon that large-particle dust and impurities are discharged to cause pipeline blockage is avoided;
4. according to the water purifier disclosed by the invention, the mechanism for realizing reverse circulation of the water purification component comprises the second water pump, the flushing pipeline and the water suction pipe, the second water pump can enable water in the water tank to flow in from the outlet at the upper end of the filter element after sequentially passing through the water suction pipe and the flushing pipeline, and the water purification component is backwashed, so that the service life of the water purification component is prolonged, and the effect of filtering water is improved.
There have been disclosed in detail certain embodiments of the invention with reference to the following description and drawings, and it is to be understood that the embodiments of the invention are not limited thereby, but are intended to cover within the spirit and scope of the appended claims, many changes, modifications, and equivalents.
Drawings
FIG. 1 is a schematic top perspective view of the present invention;
FIG. 2 is a schematic bottom perspective view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 3 according to the present invention;
FIG. 6 is an enlarged structural view of the structure at C in FIG. 3 according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 3 according to the present invention;
FIG. 8 is an enlarged view of the structure at E in FIG. 3 according to the present invention;
FIG. 9 is a schematic view of the structure of the lower lid of the present invention;
FIG. 10 is an enlarged view of the structure at F in FIG. 1 according to the present invention;
fig. 11 is a sectional view illustrating the position of the movable plate inside the drainpipe according to the present invention.
In the figure: the rain water purifier comprises a raw water tank 1, a water purification component 2, a water tank 3, a rain collecting box 4, a notch 5, a filtering cotton layer 6, a filter screen 7, a rain pipe 8, a first air hole 9, a raw water tank cover 10, a support 11, a water inlet pipe 12, a first water pump 13, a water filtering pipeline 14, a water pipe 15, an upper box 16, a lower box 17, a connecting pipe 18, a second water pump 19, a flushing pipeline 20, a second electromagnetic valve 21, a water tank cover 22, a water suction pipe 23, a second air hole 24, a faucet 25, a baffle 26, a one-way air valve 27, a filtering cotton block 28, a limiting plate 29, a third electromagnetic valve 30, a hinge shaft 31, a shielding plate 32, a threaded pipe 33, a protruding strip 34, a settling baffle 35, a support column 36, a lower box cover 37, a cotton layer 38, a sealing ring 39, an annular groove 40, a circulating pipe 41, a first electromagnetic valve 42, a movable plate 43, a sealing layer 44, a through hole 45, an outer sealing ring 46, a spring 47, a supporting plate 48, an electric push rod 49, a support plate 50, a rain water outlet, a rain pipe cover, a rain pipe cover, a rain pipe, a rain water outlet, a rain pipe cover, a rain pipe cover, a rain pipe, a rain water tank cover, a rain pipe, a rain cover, a rain, The inner plate 51 is sealed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
It should be noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, when an element is referred to as being" connected, "or coupled to another element, it can be directly on the other element or intervening elements may be present, and" fixedly coupled "means that the element is fixedly coupled in many ways, which are not intended to be within the scope of the present disclosure, the terms" vertical, "" horizontal, "" left, "" right, "and the like are used herein for illustrative purposes only and are not intended to be a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items;
referring to the attached drawings 1-11 in the specification, the invention provides a technical scheme: a water purifier, comprising:
water purification subassembly 2, water purification subassembly 2 communicates between former water tank 1 and water tank 3, and water purification subassembly 2 is used for purifying waste water, and water purification subassembly 2 includes that the multiunit is controlled the filter core that distributes, and four groups filter core can make up according to the demand, generally is: the water purifier comprises a preposed filter element, a PP cotton filter element, a carbon rod filter element and an active carbon filter element, wherein the upper end of the filter element is an outlet, the lower end of the filter element is an inlet, and a water purifying component 2 is used for purifying water in a raw water tank 1 and then discharging the water into a water tank 3;
the water circulation component enables the water purification component 2 to circulate positively and negatively, the water circulation component is arranged between the water purification component 2 and the water tank 3, when in positive circulation, water in the original water tank 1 enters the water purification component 2, and is discharged into the water tank 3 after circulating and wandering for many times in the filter element of the water purification component 2 through the water circulation component;
during reverse circulation, water in the water tank 3 enters the water purification component 2, and is discharged into the raw water tank 1 after being migrated once in the filter element of the water purification component 2 through the water circulation component;
collect the collection mechanism one that washes impurity that flows out behind water purification subassembly 2 when realizing reverse circulation, collect the lower extreme of mechanism intercommunication at water purification subassembly 2, during reverse circulation, flow through water purification subassembly 2, former water tank 1 in proper order with the water in the water tank 3, rivers wash impurity in it downwards when in the water purification subassembly 2 to make impurity fall to in collecting the mechanism one.
In this embodiment, the water circulation assembly includes a water filtering pipeline 14, the water filtering pipeline 14 is communicated between adjacent filter cores, the upper end of the water filtering pipeline 14 is communicated with the upper outlets of the left group of filter cores, and the lower end of the water filtering pipeline 14 is communicated with the lower inlets of the right group of filter cores;
the water circulation assembly further includes: a closure member for enabling water being circulated to circulate away in a water purification unit for a plurality of times, the closure member comprising: circulating pipe 41, first solenoid valve 42, and movable plate 43, circulating pipe 41 communicates between the lower extreme of strainer pipeline 14 and the lower extreme import of the left side position filter core of this strainer pipeline 14, first solenoid valve 42 sets up the position of the right-hand member intercommunication strainer pipeline 14 of circulating pipe 41, first solenoid valve 42 is common technique, it is not repeated here, battery valve 42 plays the effect that control circulating pipe 41 is closed and opened, movable plate 43 sets up in strainer pipeline 14 and circulating pipe 41 intercommunication position and is used for realizing the intercommunication and the truncation between the group of filter core of strainer pipeline 14 right-hand member and right side, the right-hand member of strainer pipeline 14 is provided with the inside and outside through-hole 45 of intercommunication, the right-hand member activity block of movable plate 43 is in through-hole 45, keep sealed between movable plate 43 right-hand member and the through-hole 45, avoid the phenomenon of leaking.
The sealing layer 44 is fixedly arranged on the lower surface of the movable plate 43, the left end of the movable plate 43 extends into the circulating pipe 41, so that the movable plate 43 is high in sealing performance, the circulating pipe 41 and the lower part of the water filtering pipeline 14 can be opened and closed, the thickness of the movable plate 43 is smaller than the pipe diameter of the circulating pipe 41, and when the circulating pipe 41 and the lower part of the water filtering pipeline 14 are closed, a sufficient distance is reserved above the movable plate 43 for the upper part of the circulating pipe 41 and the upper part of the water filtering pipeline 14 to be communicated.
It should be noted that an electric push rod 49 is arranged outside the water filtering pipeline 14 on the right side of the movable plate 43, a support plate 50 is fixedly welded on the upper surface of the structure between the water filtering pipeline 14 and the right end group of filter elements, the left end of the electric push rod 49 is fixedly welded on the right side surface of the movable plate 43, the right end of the electric push rod 49 is fixedly welded on the left side surface of the support plate 50, the electric push rod 49 is a common technology, the electric push rod 49 is arranged outside the water filtering pipeline 14, damage caused by long-time contact with water in the use process is avoided, the telescopic distance of the electric push rod 49 is equal to the length of the movable plate 43, and the movable plate 43 can ensure that the upper part and the lower part of the water filtering pipeline 14 are completely communicated;
and be equipped with two sets of external seal rings 46 at the right side opening part of through-hole 45, the one side that two sets of external seal rings 46 kept away from each other all is equipped with backup pad 48, backup pad 48 fixed welding is in the outside of drainage pipe 14, through spring 47 fixed connection between backup pad 48 and the external seal ring 46, spring 47 keeps the compression state, and the conflict effect of spring 47 makes external seal ring 46 seal the open position who compresses tightly at through-hole 45 right-hand member all the time, further avoids the phenomenon of leaking.
In this embodiment, the first collecting mechanism includes an upper box 16, a lower box 17 and a connecting pipe 18, the upper box 16 is funnel-shaped, the upper box 16 is communicated between the lower end of the water filtering pipeline 14 and the inlet of the group of filter elements on the right side, the connecting pipe 18 is integrally arranged at the lower end of the upper box 16 and communicated with the inside of the upper box 16, the upper end of the lower box 17 is integrally provided with a threaded pipe 33, the threaded pipe 33 is connected at the lower end of the connecting pipe 18 through thread fit, and the threaded pipe 33 is communicated between the connecting pipe 18 and the lower box 17, so that convenient installation between the lower box 17 and the upper box 16 is realized, the lower end of the lower box 17 is an opening, a lower box cover 37 is arranged at the opening, a settling baffle 35 and a cotton layer 38 for realizing auxiliary impurity precipitation are arranged on the lower box cover 37, a shield 32 is arranged inside the upper part of the lower box 17, the shield 32 is in an arc-shaped plate structure and extends forwards and backwards and forwards to be fixed on the inner walls on two sides of the lower box 17, the shield 32 has an arc-shaped concave surface facing the bottom of the lower box 17, the left side and the right side of sunshade 32 all are equipped with the spacing distance between the both sides inner wall of lower box 17, and sunshade 32 does not influence the bottom that impurity sinks to flow into lower box 17, and sunshade 32 has the effect of blockking that impurity backward flow, leads to box 16 by lower box 17.
The position that is close to the outer fringe at the upper surface of lower box cover 37 is equipped with annular 40, and the lower extreme of lower box 17 passes through screw-thread fit connection in annular 40, and the lower fixed surface of lower box 17 is provided with sealing washer 39, and sealing washer 39 seals the laminating in the bottom of annular 40, guarantees the leakproofness of junction between lower box cover 37 and the lower box 17, and when lower box 17 demolishs, lower box cover 37 can be opened, clears up the impurity of the inside collection of lower box 17, and the clearance is convenient.
Subside the lower fixed surface welding of baffle 35 and have pillar 36, pillar 36 fixed welding is at the upper surface of lower box cover 37, subside baffle 35 and pillar 36 and constitute the umbrella-shaped structure that is arranged in precipitating impurity 17 down, the effectual impurity that blocks of umbrella-shaped structure is raised once more, be favorable to subsiding of impurity, cotton layer 38 is laid at the upper surface of lower box cover 37, cotton layer 38's upper surface an organic whole is equipped with the slope of a plurality of groups and distributes and realize doing benefit to collecting protruding strip 34 that impurity deposit gathers in box 17 down, protruding strip 34 and cotton layer 38 constitute by cotton filter material, certain adsorption has to impurity, when impurity subsides on the cotton layer 38 of box 17 bottom and when placing between adjacent protruding strip 34, be difficult to raise once more and flow back, lower box 17 has played abundant collection and has avoided the effect of backward flow to impurity.
In this embodiment, still including being used for collecting the rainwater and draining into former water tank 1's collection mechanism two with the rainwater, collect the top that former water tank 1 was arranged in to the mechanism, collect mechanism two including collection rain box 4, collection rain box 4 is the box structure of bottom slope, the upper end of collection rain box 4 is equipped with notch 5, notch 5 is favorable to the collection of rainwater, the effect that can collect a quantitative rainwater has, the phenomenon of rainwater large tracts of land outflow when avoiding directly setting up filter screen 7 on collection rain box 4 upper portion has been improved the collection efficiency of rainwater, the bottom of notch 5 is fixed with filter screen 7, the lower fixed surface of filter screen 7 is equipped with filtering cotton layer 6, be equipped with downspout 8 between collection rain box 4 bottom and the former water tank 1, downspout 8 intercommunication former water tank 1 and collection rain box 4, the equal fixed welding of left and right sides face of collection rain box 4 has support 11, the bottom mounting welding of support 11 is in the side of former water tank 1, collection rain box 4 is fixed convenient.
In this embodiment, the mechanism for realizing the reverse circulation of the water purification assembly 2 includes a second water pump 19, a flushing pipe 20 and a water suction pipe 23, the second water pump 19 is fixedly welded on the upper end side surface of the water tank 3, the water suction pipe 23 extends inside the bottom end of the water tank 3, the flushing pipe 20 is communicated with an outlet above a group of filter elements on the right side of the water purification assembly 2, the second water pump 19 is communicated with the flushing pipe 20 and the water suction pipe 23, and the reverse circulation realizes the reverse circulation of the clean water in the water tank 3 in the reverse flow direction to the water purification assembly 2.
The position of an outlet above a group of filter elements at the right side in the water purification component 2, which is communicated with the flushing pipeline 20, is provided with a third electromagnetic valve 30, wherein the right end of a group of filter water pipelines 14 at the rightmost end of the water purification component 2 is communicated with the bottom at the left lower end of the water tank 3, and the communicated position is provided with a second electromagnetic valve 21, when the third electromagnetic valve 30 is opened, water flowing through the flushing pipeline 20 backflushes the filter elements in the water direction, when the third electromagnetic valve 30 is closed, the situation that water filtered in the water purification component 2 enters the water tank 3 and then flows back along the water suction pipe 23 and the flushing pipeline 20 due to the oppression effect of water flow is avoided, when the third electromagnetic valve 30 is closed during backflushing, the second electromagnetic valve 21 is closed, and when the water purification component 2 is used for filtering water, the second electromagnetic valve 21 is opened by closing the third electromagnetic valve 30.
In the embodiment, an opening is arranged above a raw water tank 1, a raw water tank cover 10 is arranged at the opening, the raw water tank cover 10 is used for cleaning the raw water tank 1, the upper surface of the raw water tank 1 is communicated with a first water pump 13, a water inlet pipe 12 is arranged above the first water pump 13, external water enters the raw water tank 1, a first air hole 9 communicated with the inside and the outside is arranged at the upper end of the left side surface of the raw water tank 1, and the air pressure of the raw water tank 1 when water enters and exits is consistent with the outside through the first air hole 9, so that water flow can be conveniently fed and discharged;
an opening is formed above the water tank 3, a water tank cover 22 is arranged at the opening, the water tank cover 22 is used for cleaning the water tank 3, a second air hole 24 communicated with the inside and the outside is formed in the upper end of the right side face of the water tank 3, and the air pressure of the water tank 3 for water inlet and outlet is consistent with the outside air through the second air hole 24, so that water inlet and outlet flow is facilitated;
it should be noted that, one end of the raw water tank cover 10 and one end of the water tank cover 22 are rotatably connected to the corresponding opening through a hinge shaft 31, the lower surfaces of the other ends of the water tank cover 22 and the raw water tank cover 10 are movably attached to a limiting plate 29, the limiting plate 29 is fixedly welded at the corresponding opening, the limiting plate 29 avoids the possibility that the raw water tank cover 10 and the water tank cover 22 turn over downwards, concave-shaped handles are fixedly welded on the upper surfaces of the raw water tank cover 10 and the water tank cover 22, and the raw water tank cover 10 and the water tank cover 22 are convenient and normal to use;
wherein, all be equipped with a set of one-way pneumatic valve 27 and a set of filter cotton piece 28 in first gas pocket 9 and the second gas pocket 24, guaranteed the gaseous one-way outflow in former water tank 1 and the water tank 3, avoid the outside air to get into and form the pollution, and filter cotton piece 28 and have the effect that blocks the dust for the water in former water tank 1 and the water tank 3 can not be polluted once more.
In this embodiment, the baffle 26 is fixedly welded inside the lower portion of the water filtering pipeline 14, the baffle 26 is of an arc-shaped plate structure, the notch of the baffle 26 faces downward, a spacing distance is formed between the baffle 26 and the lower portion of the water filtering pipeline 24 to ensure the circulation of water, and the baffle 26 is arranged below the movable plate 43 to further avoid the phenomenon that precipitates in the upper box 16 and the lower box 17 flow back during backwashing.
Six groups of supporting legs for supporting are fixedly arranged at the bottom of the water tank 3, the supporting legs are located on the ground, five groups of water taps 25 are arranged inside and outside the right lower end of the water tank 3 in a communicated mode, the water taps 25 can output water in the water tank 3, and the supporting legs guarantee that the water taps 25 have enough use height and are convenient to use.
As shown in fig. 11, inner sealing plates 51 are fixedly disposed in the inner walls of the water filtering pipes 14 on both sides of the movable plate 43, and when the inner sealing plates 51 and the movable plate 43 are attached, a seal is maintained between the inner sealing plates 51 and the movable plate 43, so that the movable plate 43 can smoothly open and close the upper part and the lower part of the water filtering pipe 14.
The water purifier provided by the embodiment has the following working process:
when in positive circulation, the water in the raw water tank 1 flows into the water purification component 2 through the water pipe 15, the battery valve 42 is opened when the water flows through the corresponding filter element, the electric push rod 49 pushes the end part of the movable plate 43 to enter the circulating pipe 41, the movable plate 43 seals the lower end of the water filtering pipeline 14, the circulating pipe 41, the filter element and the upper part of the water filtering pipeline 14 form circulating filtration, the water sequentially flows through the inlet and the outlet of the filter element, the water filtering pipeline 14 and the circulating pipe 41 and then enters from the inlet of the filter element again, when the first electromagnetic valve 42 is closed and the electric push rod 49 drives the movable plate 43 to open the lower end of the filtered water pipeline 14, the water filtered in the filter element can be smoothly discharged to the inlet of the next group of filter elements or the water tank 3 through the lower part of the filter water pipeline 14, and the water discharged into the water tank 3 can be directly used;
during reverse circulation, the water filtering pipeline 14 is communicated between the two groups of filter elements, the first battery valve 42 is closed, the second water pump 19 sucks water into the flushing pipeline 20 through the water suction pipe 23, and then the water reversely enters the outlet and the inlet of the filter elements in sequence for back flushing. After the filter element is washed, water discharged from the inlet of the filter element passes through the upper box 16 and the lower box 17 and then enters the water filtering pipeline 14 to enter the filter element of the upper stage, impurities in the water passing through the lower box 17 and the upper box 16 enter the bottom of the lower box 17 along the funnel-shaped lower end of the upper box 16 under the action of gravity precipitation to be precipitated, the collection of the impurities during backwashing of the water purification assembly 2 is completed, the frequency and time of water circulation filtration can be controlled by the switch of the first electromagnetic valve 42, and the sufficient filtration frequency and time can be conveniently set according to actual requirements.
It should be noted that, in this working process, when rainy day, rain collecting box 4 collects the rainwater and discharges into and uses in former water tank 1, need not other deposit water source, but the water resource is rationally utilized, and the rainwater falls in notch 5, and after filter screen 7 and the simple filtration of filtering cotton layer 6 to particulate matter in the rainwater, the rainwater flowed into downspout 8 after the slope structure of rain collecting box 4 bottom and then discharged into former water tank 1.
It should be understood that the present invention is not limited to the particular embodiments described herein, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.