CN216614233U - Control system of water purifier for fresh water - Google Patents

Abstract

The utility model discloses a control system of a water purifier for fresh water, which comprises a pure water preparation pipeline, a pure water return pipeline and a circulating water pipeline, the circulating water pipeline comprises a first electromagnetic valve, a second electromagnetic valve and a water distribution mechanism, the water distribution mechanism comprises a first filter cavity, a second filter cavity and a circulating cavity, the second filter cavity is communicated with the circulating cavity through a water filtering structure, the water inlet end of the first filter cavity is connected with the post-positioned filter element module, the water outlet end of the circulating cavity is connected with the pure water preparation pipeline, wherein, when pure water flows back, the first electromagnetic valve closes the pure water outlet, the second electromagnetic valve is communicated with the post-filter element module and the circulating water module, the booster pump presses the pure water into the post-filter element module and boosts the circulating water pipeline, therefore, pure water is prepared in the circulating water cavity, and the utilization rate of water resources is increased while the zero-old water is ensured.

Description

Control system of water purifier for fresh water

Technical Field

The utility model relates to the technical field of water purifiers for fresh water, in particular to a control system of a water purifier for fresh water.

Background

Most RO water purifiers on the existing market still have partial pure water to stop in the pipeline after starting system water, after long-term the putting, along with the ion infiltration at RO membrane both ends, the TDS value of pure water in the pipeline risees, and the user is when system water each time, and old water in the pipeline is at first discharged, influences out water quality, and common solution is old water in the drain pipe earlier, leads to the waste of water resource.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a control system of a water purifier for the zero-aged water, which can ensure the zero-aged water and increase the utilization rate of water resources.

The technical purpose of the utility model is realized by the following technical scheme: a control system of a water purifier for fresh water comprises a pure water preparation pipeline and a pure water return pipeline, wherein the pure water preparation pipeline is sequentially provided with a raw water inlet, a front filter element module, a booster pump, a rear filter element module and a pure water outlet, the pure water return pipeline is used for returning pure water to a position between the front filter element module and the booster pump, the control system also comprises a circulating water pipeline, the circulating water pipeline comprises a first electromagnetic valve, a second electromagnetic valve and a water distribution mechanism,

the water distribution mechanism comprises a sinking base, filter elements annularly arranged on the sinking base and a water filtering structure formed in the middle of the sinking base, the sinking base and an outer ring of the filter elements form a first filter cavity, the sinking base and an inner ring of the filter elements form a second filter cavity, the bottom of the sinking base forms a circulating cavity, the second filter cavity is communicated with the circulating cavity through the water filtering structure, the water inlet end of the first filter cavity is connected with a rear filter element module, and the water outlet end of the circulating cavity is connected to a pure water preparation pipeline;

wherein, when the pure water backward flow, the pure water export is closed to first solenoid valve, rearmounted filter core module and circulating water module of second solenoid valve intercommunication, the booster pump impresses rearmounted filter core module with the pure water to the circulating water pipeline pressure boost, thereby prepare the pure water in the circulating water chamber.

Furthermore, the outer ring of the sinking base is in an arc-shaped sinking arrangement, the filter element is arranged at the top of the outer ring, the pure water enters the second filter cavity after being filtered in the first filter cavity, and the pure water in the second filter cavity enters the circulating cavity through the water filtering structure.

Further, when the pure water flows back, the second solenoid valve is opened before the booster pump work to with old water entering circulating water pipeline purification in the rearmounted filter core module, the booster pump work is so that the filter core module is put after the pure water forward washing.

Further, the water filtering structure comprises a filter screen layer, a first water dividing plate and a flexible cover which is arranged in an umbrella shape in sequence in the second filter cavity,

be equipped with first water service mouth on the first board that divides water, flexible cover upwards blocks the bottom in the second filter chamber, just flexible cover pressurized turns over towards the circulation chamber to form the clearance that supplies the pure water to pass through, when the pure water backward flow, flexible cover is opened by booster pump suction.

Further, be equipped with first TDS probe between rearmounted filter core module and the second solenoid valve, be equipped with the second TDS probe on the pure water return line.

Further, be connected with time control module on the booster pump, time control module is used for starting the booster pump again after the pure water preparation, or interval starts the booster pump after the pure water preparation.

Further, a water inlet end of the pure water preparation pipeline is connected with a raw water inlet, a water outlet end of the pure water preparation pipeline is connected with a pure water outlet, and a front filter element module, a booster pump and a rear filter element module are sequentially arranged between the raw water inlet and the pure water outlet;

and the water inlet end of the pure water return pipeline is connected with a pure water outlet, and the water outlet end of the pure water return pipeline is connected between the preposed filter element module and the booster pump.

Furthermore, a third electromagnetic valve is arranged between the front filter element module and the booster pump, and a fourth electromagnetic valve and a one-way valve are arranged on the pure water return pipeline.

Further, leading filter core module includes granule active carbon filter core and polypropylene melt-blown filter core, rearmounted filter core module includes reverse osmosis membrane filter core and rearmounted active carbon filter core.

Furthermore, rearmounted filter core module still includes the magnetization filter core, the magnetization filter core has two magnetization units of upper and lower interval arrangement, constitutes the second water diversion board between two magnetization units to and set up the breakwater of dividing the water below at the second, it has a plurality of bar magnets to peg graft in the magnetization unit, be equipped with two at least second water openings on the second water diversion board, the breakwater is L type setting and blocks and at second water opening below.

Compared with the prior art, the utility model has the following advantages and beneficial effects: the water purifier has the advantages that the front filter element module and the rear filter element module are arranged on the pure water preparation pipeline, so that the raw water purification effect is guaranteed, and the booster pump is restarted after pure water preparation and output are finished through the arrangement of the pure water return pipeline, so that pure water between the left rear filter element module and a pure water outlet flows back to the position between the rear filter element modules, the freshness of next pure water preparation is guaranteed, and stale water in the pure water preparation pipeline is prevented;

a circulating water pipeline is arranged at the rear part of the rear filter element module, so that old water in the rear filter element module sequentially enters the first filter cavity and the second filter cavity for filtering through communicating the rear filter element module with the water distribution mechanism, pure water is continuously purified in the circulating cavity, the rear filter element module is further cleaned, and particulate matters in the rear filter element module are blocked by the filter element and are kept at the sinking base, so that the purification effect is ensured;

at the pure water backward flow in-process, through starting the booster pump, with the positive rearmounted filter core module of washing away of the pure water of circulation intracavity to realize further purifying, increase the utilization ratio of water resource.

Drawings

FIG. 1 is a schematic diagram of a piping connection according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a piping connection according to another embodiment of the present invention;

FIG. 3 is a schematic structural view of the water diversion mechanism of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a schematic view of a magnetized cartridge according to the present invention;

FIG. 6 is a schematic cross-sectional view of a magnetized cartridge of the present invention;

FIG. 7 is an enlarged view at B in FIG. 6;

in the figure: 1. a raw water inlet; 2. a pure water outlet; 3. a concentrated water outlet; 4. a front filter element module; 5. a post-positioned filter element module; 6. a booster pump; 7. a first solenoid valve; 8. a second solenoid valve; 9. a water diversion mechanism; 9.1, sinking the base; 9.2, a filter element; 9.3, a water filtering structure; 9.31, a filter screen layer; 9.32, a first water diversion plate; 9.33, a flexible cover; 9.34, a first water through port; 9.4, a first filter cavity; 9.5, a second filter cavity; 9.6, circulating cavities; 10. a first TDS probe; 11. a second TDS probe; 12. a third electromagnetic valve; 13. a fourth solenoid valve; 14. a one-way valve; 15. a fifth solenoid valve; 16. magnetizing the filter element; 16.1, a magnetizing unit; 16.2, a second water diversion plate; 16.3, a water baffle; 16.4, a second water through opening;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that, although the terms upper, middle, lower, top, end, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another for ease of understanding, and are not used to define any direction or order of limitation.

As shown in fig. 2, a water purifier control system of zero-old water, including pure water preparation pipeline and pure water return line, pure water preparation pipeline has set gradually raw water inlet 1, leading filter core module 4, booster pump 6, rearmounted filter core module 5 and pure water export 2, accomplishes the back at pure water preparation, pure water return line will be pure after pure water preparation and output are accomplished, restart booster pump 6 for keep the pure water between rearmounted filter core module 5 and the pure water export 2 backward flow to rearmounted filter core module 5 between, guarantee the new freshness of next pure water preparation, and prevent that old water in the pure water preparation pipeline from producing.

As shown in fig. 1 and fig. 3 to 7, the water purifier further comprises a circulating water pipeline, the circulating water pipeline comprises a first electromagnetic valve 7, a second electromagnetic valve 8 and a water diversion mechanism 9, the water diversion mechanism 9 comprises a sinking base 9.1, a filter element 9.2 annularly arranged on the sinking base 9.1, and a water filtering structure 9.3 formed in the middle of the sinking base 9.1, the sinking base 9.1 and an outer ring of the filter element 9.2 form a first filtering cavity 9.4, the sinking base 9.1 and an inner ring of the filter element 9.2 form a second filtering cavity 9.5, the bottom of the sinking base 9.1 forms a circulating cavity 9.6, the second filtering cavity 9.5 and the circulating cavity 9.6 are communicated through the water filtering structure 9.3, a water inlet end of the first filtering cavity 9.4 is connected with the post-positioned filter element module 5, and a water outlet end of the circulating cavity 9.6 is connected with the pure water preparation pipeline;

wherein, when the pure water backward flow, pure water outlet 2 is closed to first solenoid valve 7, 8 rearmounted filter core modules 5 of intercommunication and circulating water modules of second solenoid valve, 6 rearmounted filter core modules 5 are impressed the pure water to the booster pump to the circulating water pipeline pressure boost, thereby prepare the pure water in the circulating water chamber.

A circulating water pipeline is arranged at the rear part of the rear filter element module 5, and through communicating the rear filter element module 5 with the water distribution mechanism 9, old water in the rear filter element module 5 sequentially enters the first filter cavity 9.4 and the second filter cavity 9.5 for filtering, and pure water is continuously purified in the circulating cavity 9.6, so that the rear filter element module 5 is cleaned, and particulate matters in the rear filter element module 5 are blocked by the filter element 9.2 and stand at the position of the sinking base 9.1, so that the purification effect is ensured;

at the pure water backward flow in-process, through starting booster pump 6, impress rearmounted filter core module 5 with the pure water in the pure water return line, with the positive rearmounted filter core module 5 of erodeing of the pure water in the circulation chamber 9.6 to realize further purification, increase the utilization ratio of water resource.

As shown in fig. 3 and fig. 4, as a further explanation of the water diversion structure, the outer ring of the sinking base 9.1 is in an arc-shaped sinking configuration, the outer casing is connected to the edge of the outer ring of the sinking base 9.1, and an integrally formed design can also be adopted, so that a first filtering cavity 9.4 is formed between the filtering core 9.2 and the sinking base 9.1, and the filtering core 9.2 is arranged on the top of the outer ring, so that the water body higher than the sinking base 9.1 is in contact with the filtering core 9.2 for filtering, and by standing, the impurity particles in the post-positioned filtering core module 5 can be retained in the sinking base 9.1.

The pure water is filtered in the first filter chamber 9.4 and then enters the second filter chamber 9.5, and the pure water in the second filter chamber 9.5 enters the circulation chamber 9.6 through the water filtering structure 9.3.

As optional, when the pure water backward flow, second solenoid valve 8 is opened before booster pump 6 work to with old water entering circulating water pipeline purification in the rearmounted filter core module 5, booster pump 6 work, the pure water in the circulation chamber 9.6 is by the rearmounted filter core module 5 of forward impressing, realizes the rearmounted filter core module 5 of forward washing of pure water.

In this embodiment, to prevent raw water from entering the water diversion mechanism 9, a fifth electromagnetic valve 15 is further provided at the water outlet end of the circulation chamber 9.6.

In this embodiment, in order to discharge the concentrated water in the first filter chamber 9.4, a concentrated water outlet 3 is provided at the bottom of the outer ring of the lower base 9.1.

As shown in fig. 1, it should be noted that, in order to avoid misunderstanding, the cross block diagram at the front part of the booster pump indicates that the circulating water generated by the water diversion mechanism enters the post-filter module through the booster pump, the raw water passes through the pre-filter module and then continues to advance in the pure water preparation pipeline through the booster pump, and the pure water in the pure water return pipeline is output to the post-filter module through the booster pump.

As a further explanation of the water filtering structure 9.3, the water filtering structure 9.3 includes a filter screen layer 9.31, a first water dividing plate 9.32 and a flexible cover 9.33 arranged in an umbrella shape, which are sequentially arranged in the second filter chamber 9.5, and the flexible cover 9.33 is fixed on the first water dividing plate 9.32 through a column with a shaft shoulder.

Be equipped with first limbers 9.34 on the first board 9.32 that divides water, under the normality, flexible cover 9.33 upwards blocks the bottom at second filter chamber 9.5 to keep somewhere the interior water of second filter chamber 9.5, guarantee the filter effect, increase as the interior water total volume of second filter chamber 9.5, make flexible cover 9.33 pressurized and turn over towards circulation chamber 9.6 and turn over, and then form the clearance that supplies the pure water to pass through.

When pure water flows back, the flexible cover 9.33 is acted by the booster pump 6 and is opened, and water in the circulating cavity 9.6 enters the post-filter element module 5.

Specifically, be equipped with first TDS probe 10 between rearmounted filter core module 5 and the second solenoid valve 8, be equipped with second TDS probe 11 on the pure water return line, through water quality in first TDS probe 10 and the second TDS probe 11 detection pipeline, if the quality is not up to standard, then the repeated circulation pipeline that starts.

In other embodiments, as an embodiment of the operation with the fresh water, a time control module is connected to the booster pump 6, and the time control module is used for starting the booster pump 6 again after the pure water is prepared or starting the booster pump 6 at intervals after the pure water is prepared.

In the embodiment, a water inlet end of the pure water preparation pipeline is connected with a raw water inlet 1, a water outlet end of the pure water preparation pipeline is connected with a pure water outlet 2, and a pre-filter element module 4, a booster pump 6 and a post-filter element module 5 are sequentially arranged between the raw water inlet 1 and the pure water outlet 2;

and the water inlet end of the pure water return pipeline is connected with the pure water outlet 2, and the water outlet end of the pure water return pipeline is connected between the preposed filter element module 4 and the booster pump 6.

Specifically, a third electromagnetic valve 12 is arranged between the front filter element module 4 and the booster pump 6, and a fourth electromagnetic valve 13 and a one-way valve 14 are arranged on the pure water return pipeline.

As leading filter core module 4 and rearmounted filter core module 5, leading filter core module 4 includes granule active carbon filter core and polypropylene melt-blown filter core, rearmounted filter core module 5 includes reverse osmosis membrane filter core and rearmounted active carbon filter core.

As shown in fig. 5 to 7, specifically, the rear filter module 5 further includes a magnetization filter element 16, the magnetization filter element 16 includes two magnetization units 16.1 arranged at an interval from top to bottom, a second water diversion plate 16.2 formed between the two magnetization units 16.1, and a water baffle plate 16.3 disposed below the second water diversion plate 16.2, a plurality of magnetic rods are inserted into the magnetization units 16.1, at least two second water passing ports 16.4 are disposed on the second water diversion plate 16.2, the water baffle plate 16.3 is disposed in an L shape and blocks below the second water passing ports 16.4, and the water baffle plate 16.3 forms a smaller passage below the second water passing ports 16.4, thereby reducing the flow rate of raw water in the magnetization filter element 16, and ensuring the action duration and action effect of the magnetization filter element 16 on the magnetization filter element.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (10)

1. A control system of a water purifier for fresh water comprises a pure water preparation pipeline and a pure water return pipeline, wherein the pure water preparation pipeline is sequentially provided with a raw water inlet (1), a front filter element module (4), a booster pump (6), a rear filter element module (5) and a pure water outlet (2), and the pure water return pipeline is used for returning pure water to a position between the front filter element module (4) and the booster pump (6), and is characterized by further comprising a circulating water pipeline, wherein the circulating water pipeline comprises a first electromagnetic valve (7), a second electromagnetic valve (8) and a water distribution mechanism (9);

the water diversion mechanism (9) comprises:

the water inlet end of the first filtering cavity (9.4) is connected with the post-positioned filter element module (5);

the second filter cavity (9.5), the second filter cavity (9.5) is communicated above the first filter cavity (9.4) so as to precipitate the impurities at the lower layer of the first filter cavity (9.4), and the water at the upper layer of the first filter cavity (9.4) enters the second filter cavity (9.5);

the circulation cavity (9.6) is communicated with the second filtering cavity (9.5) through a water filtering structure (9.3), and the water outlet end of the circulation cavity (9.6) is connected to the pure water preparation pipeline;

wherein, when the pure water backward flow, pure water export (2) are closed in first solenoid valve (7), rearmounted filter core module (5) and circulation chamber are linked up in second solenoid valve (8), booster pump (6) are impressed rearmounted filter core module (5) with the pure water to the circulating water pipeline pressure boost, thereby prepare the pure water in the circulation chamber.

2. The water purifier control system of the zero-old water according to claim 1, characterized in that: when the pure water flows back, the second electromagnetic valve (8) is opened before the work of the booster pump (6) so as to purify the old water in the post-positioned filter core module (5) into the circulating water pipeline, and the booster pump (6) works so as to positively flush the post-positioned filter core module (5) by the pure water.

3. The water purifier control system of the zero-old water according to claim 1, characterized in that: divide water mechanism (9) still including sinking base (9.1), filter core (9.2) on the base (9.1) are arranged to the annular, drainage structure (9.3) constitute at base (9.1) middle part that sinks, base (9.1) and filter core (9.2) outer loop that sink constitute first filter chamber (9.4), base (9.1) and filter core (9.2) inner loop that sink constitute second filter chamber (9.5), base (9.1) bottom that sinks constitutes circulation chamber (9.6).

4. The water purifier control system of the zero-stale water according to claim 3, wherein: the outer ring of the sinking base (9.1) is in an arc-shaped sinking setting, the filter element (9.2) is arranged at the top of the outer ring, the pure water enters the second filter chamber (9.5) after being filtered in the first filter chamber (9.4), and the pure water in the second filter chamber (9.5) enters the circulating chamber (9.6) through the water filtering structure (9.3).

5. The water purifier control system of the zero-old water according to claim 1, characterized in that: the water filtering structure (9.3) comprises a filter screen layer (9.31), a first water dividing plate (9.32) and a flexible cover (9.33) which is arranged in an umbrella shape, wherein the filter screen layer (9.31), the first water dividing plate and the flexible cover are sequentially arranged in the second filter cavity (9.5);

be equipped with first water service mouth (9.34) on first minute water board (9.32), flexible cover (9.33) upwards block the bottom of straining chamber (9.5) at the second, just flexible cover (9.33) pressurized turns over towards circulation chamber (9.6) and turns over to form the clearance that supplies the pure water to pass through, when the pure water backward flow, flexible cover (9.33) are opened by booster pump (6) suction.

6. The water purifier control system of the zero-old water according to claim 1, characterized in that: be equipped with first TDS probe (10) between rearmounted filter core module (5) and second solenoid valve (8), be equipped with second TDS probe (11) on the pure water return line.

7. The water purifier control system of the zero-old water according to claim 1, characterized in that: the time control module is connected to the booster pump (6) and used for starting the booster pump (6) again after pure water preparation or starting the booster pump (6) at intervals after pure water preparation.

8. The water purifier control system of the zero-old water according to claim 1, characterized in that: the water inlet end of the pure water preparation pipeline is connected with the raw water inlet (1), the water outlet end of the pure water preparation pipeline is connected with the pure water outlet (2), and a front filter element module (4), a booster pump (6) and a rear filter element module (5) are sequentially arranged between the raw water inlet (1) and the pure water outlet (2);

and the water inlet end of the pure water return pipeline is connected with the pure water outlet (2), and the water outlet end of the pure water return pipeline is connected between the preposed filter element module (4) and the booster pump (6).

9. The water purifier control system of zero stale water according to claim 1, wherein: a third electromagnetic valve (12) is arranged between the preposed filter element module (4) and the booster pump (6), and a fourth electromagnetic valve (13) and a one-way valve (14) are arranged on the pure water return pipeline;

leading filter core module (4) include granule active carbon filter core and polypropylene melt-blow filter core, rearmounted filter core module (5) include reverse osmosis membrane filter core and rearmounted active carbon filter core.

10. The water purifier control system of the zero-old water according to claim 1, characterized in that: the rear filter element module (5) further comprises a magnetization filter element (16), the magnetization filter element (16) is provided with two magnetization units (16.1) which are arranged at an upper interval and a lower interval, a second water diversion plate (16.2) between the two magnetization units (16.1) is formed, a water baffle plate (16.3) is arranged below the second water diversion plate (16.2), a plurality of magnetic rods are inserted in the magnetization units (16.1), at least two second water through openings (16.4) are formed in the second water diversion plate (16.2), and the water baffle plate (16.3) is arranged in an L shape and is blocked below the second water through openings (16.4).

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