CN208762305U - A kind of water treatment system and water purifier - Google Patents

Abstract

It includes: reverse osmosis membrane filter element that the utility model, which provides a kind of water treatment system and water purifier, water treatment system, has the pure water end exported for pure water；First water route is set between the pure water end and equipment water outlet；Second water route, including functional filter element are set between the pure water end and the equipment water outlet；Switching element has the first state that first water route is connected and second state in second water route is connected；Controller controls the switching element and first water route or second water route is connected.By the way that functional filter element is arranged, water outlet TDS can be reduced, effluent quality is improved；Also, including two water routes arranged side by side, the output end in two water routes is connected to equipment water outlet, and be designed in this way to switch over according to the actual situation, carries out water process using functional filter element in due course, extends service life.

Description

A kind of water treatment system and water purifier

Technical field

The utility model relates to water-treatment technology fields, and in particular to a kind of water treatment system, the utility model relate to simultaneously And a kind of water purifier.

Background technique

The working principle of reverse osmosis water purifier is raw water by reverse osmosis membrane filter element, and it is anti-to realize that hydrone passes through by pressurization Permeable membrane, and inorganic ion, organic matter, colloid, bacterium, virus etc. are retained by reverse osmosis membrane, are discharged with concentrated water, to realize The purpose of purified water.

When reverse osmosis water purifier is shut down for a long time, reverse osmosis membrane two sides pure water and raw water are since there are concentration difference, solute meetings It is permeated to the place of low concentration, the ion and small-molecule substance in raw water can slowly seep reverse osmosis membrane and enter pure water, constantly seep Last TDS (Total dissolved solids, total dissolved solidss) are caused to increase thoroughly.Therefore, occur after shutting down for a long time Be switched on the problem that former glasss of water TDS contents are high when fetching water again.

In order to solve this problem, notification number is that the utility model patent of CN204625353U discloses a kind of filtering of water dispenser System and water dispenser with it, the filtration system of the water dispenser includes: the first front filter element, the first front filter element and water source phase Even；Second front filter element, the second front filter element are connected with the first front filter element；RO membrane filter, it is preposition that RO membrane filter is located at second The downstream of filter core, RO membrane filter have raw water inlet, wastewater outlet and water purification outlet；Reduce the functional filter element of TDS in water, function Filter core connect the TDS of the water water purification outlet to be discharged with the water purification outlet of RO membrane filter；Postposition filter core, postposition filter core are connected to The downstream of functional filter element is to be discharged pure water.

Although above-mentioned patent reduces the functional filter element of TDS in water by being provided between RO membrane filter and postposition filter core, After water dispenser does not have to shutdown for a long time, the TDS in former glasss of drinking water can be reduced.But functional filter element is located on production water route, Perhaps, the normal water that produces passes through the functional filter element, is equivalent to and flogs a dead horse, and under waterpower constant impingement, function is easily caused to filter Core failure is damaged, reduces actual life.

Utility model content

Therefore, the technical problem to be solved by the present invention is to overcome the prior art to solve to open again after shutting down for a long time Former glasss of water TDS contents high problem when machine is fetched water causes functional filter element to be easy to fail, the defect of reduced service life, thus A kind of water treatment facilities are provided.The utility model provides a kind of water purifier simultaneously.

The utility model provides a kind of water treatment system, comprising:

Reverse osmosis membrane filter element has the pure water end exported for pure water；

First water route is set between the pure water end and equipment water outlet；

Second water route, including functional filter element are set between the pure water end and the equipment water outlet；

Switching element has the first state that first water route is connected and second state in second water route is connected；

Controller controls the switching element and first water route or second water route is connected.

Optionally, the functional filter element is ion exchange resin filter core.

Optionally, second water route is additionally provided with the check valve to equipment water outlet one-way conduction.

Optionally, the switching element be input terminal be connected with the pure water end, two output ends respectively with first water The three-way magnetic valve on road and second water route conducting.

Optionally, the switching element includes the solenoid valve for being respectively arranged at first water route and second water route.

Optionally, including pretreatment system, the water outlet of the pretreatment system are connected to the reverse osmosis by booster pump The water inlet end of permeable membrane filter core.

Optionally, including the postposition filter core positioned at equipment water outlet front end, first water route and second water Road is connected to the front end of the postposition filter core.

Optionally, the pure water end is popped one's head in by TDS and is connect with first water route with second water route, the control Device controls the switching element according to TDS probe detection information.

It optionally, further include being electrically connected with the controller, prompting to replace the warning note device of the functional filter element；Institute It states controller and controls the warning note device work when TDS probe detected value is greater than alarm setting value.

The utility model provides a kind of water purifier, including water treatment system described in any of the above embodiments simultaneously.

Technical solutions of the utility model have the advantages that

A kind of water treatment system provided by the utility model, comprising: reverse osmosis membrane filter element has the pure water exported for pure water End；First water route is set between the pure water end and equipment water outlet；Second water route, including functional filter element are set to described Between pure water end and the equipment water outlet；Switching element has described in the first state and conducting that first water route is connected Second state in the second water route；Controller controls the switching element and first water route or second water route is connected.This reality With novel setting functional filter element, water outlet TDS can be reduced, effluent quality is improved；Also, including two water routes arranged side by side, Liang Tiaoshui The output end on road is connected to equipment water outlet, and be designed in this way to switch over according to the actual situation, is filtered in due course using function Core carries out water process, extends service life.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of schematic diagram of water treatment system embodiment provided by the utility model；

Description of symbols:

1- pretreatment system, 2- booster pump, 3- reverse osmosis membrane filter element, 4- waste water ratio solenoid valve, 5- concentrated water solenoid valve, 6- TDS probe, 7- three-way magnetic valve, 8- ion exchange resin filter core, 9- check valve, 10- postposition filter core, 11- gooseneck faucet.100- First water route, the second water route 200-, 300- concentrated water pipeline.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

The purifier includes pretreatment system 1, reverse osmosis membrane filter element 3, postposition filter core 10, gooseneck faucet 11 and control Device.Reverse osmosis membrane filter element 3 has water inlet end, pure water end and concentrated water end.The water outlet of pretreatment system 1 is by increasing pump 2 and instead Permeate the water inlet end conducting of membrane filter 3.The pure water end of reverse osmosis membrane filter element 3 is connect with TDS probe 6.Reverse osmosis membrane filter element 3 it is dense Water end (W.E.) is equipped with concentrated water pipeline 300, and concentrated water pipeline 300 includes being arranged in parallel waste water ratio solenoid valve 4 and concentrated water solenoid valve 5.

The other side of TDS probe 6 is connect with the input terminal of three-way magnetic valve 7.7 two output ends of three-way magnetic valve respectively with First water route 100 and the connection of the second water route 200.Wherein, the other end in the first water route 100 is conducted to the front end of postposition filter core 10. Second water route 200 is conducted to 10 front end of postposition filter core by ion exchange resin filter core 8 and check valve 9.Ion exchange resin filter Core 8 includes the Ion Exchange Resin In The Mixing Bed of food-grade, includes the official of zwitterion in commutative water body on the resin particle It can roll into a ball, the zwitterion in water body can be removed, therefore TDS in water body can be reduced.Check valve 9 is to 10 side list of postposition filter core To conducting.

10 rear end of postposition filter core is connected with gooseneck faucet 11, and gooseneck faucet 11 is equipment water outlet.

Controller is electrically connected with TDS probe 6 and three-way magnetic valve 7, controls threeway electromagnetism according to 6 detection signal of TDS probe Valve 7 acts.The water treatment system further includes the warning note device being electrically connected with the controller；Controller is according to 6 detection of TDS probe Value control warning note device work.

Water treatment system working principle provided by the utility model is as follows:

TDS probe monitors numerical value is m.

1 as m < a, and water process processed is considered as normal water processed, numeric feedback to controller, and control three-way magnetic valve 7 is closed The first water route 100 is connected in second water route 200, and water flow is successively passed through: pretreatment system 1- booster pump 2- reverse osmosis membrane filter element 3- TDS probe 6- three-way magnetic valve 7- postposition filter core 10- gooseneck faucet 11；

2 as a < m <b, and water process processed is considered as abnormal water processed, and water route trend is divided into two sections, is respectively as follows:

Section 1: controller receives the numerical value of the monitoring of TDS probe feedback, and control three-way magnetic valve 7 opens the second water route 200, The first water route 100 is closed, water flow is successively passed through: pretreatment system 1- booster pump 2- reverse osmosis membrane filter element 3-TDS probe 6- tri- Three-way electromagnetic valve 7- ion exchange resin filter core 8- check valve 9- postposition filter core 10- gooseneck faucet 11；

Section 2: after certain time t, controller controls three-way magnetic valve 7 and closes the second water route 200, and controller control three is powered The first water route 100 is connected in magnet valve 7, closes the second water route 200, water flow is successively passed through: pretreatment system 1- booster pump 2- reverse osmosis Permeable membrane filter core 3-TDS 6-three-way magnetic valve 7- postposition filter core 10- gooseneck faucets 11 of probe；

Wherein time t is determined according to the water yield of water treatment system, can refer to following standard setting:

100G is hereinafter, t=20s；100G-200G, t=40s；200G-400G, t=60s；400G-800G, t=90s.

3 as b < m < c, is considered as prompt danger water, and controller controls warning note device by receiving the numerical value fed back User is prompted to replace filter core, while water route is moved towards are as follows: pretreatment system 1- booster pump 2- reverse osmosis membrane filter element 3-TDS probe 6- tri- Three-way electromagnetic valve 7- ion exchange resin filter core 8- check valve 9- postposition filter core 10- gooseneck faucet 11；

4 as m > c, is considered as filter element life and expires, and controller directly controls stopping water, and user is prompted to replace filter core.

A, b, c can refer to data setting in table.

It can be to be respectively set and the first water route 100 and the second water route 200 as the another embodiment of three-way magnetic valve In solenoid valve.Solenoid valve and three-way magnetic valve are referred to as switching element.

As the another embodiment of water treatment system, it can be not provided with TDS probe, controller passes through other control strategies Switching element work is controlled, such as time parameter method, booting first turns on the second water route 200 every time, switches to first after setting time Water route 100.

The utility model provides a kind of water purifier simultaneously, which includes above-mentioned water treatment system.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes among the protection scope created still in the utility model.

Claims (10)

1. a kind of water treatment system characterized by comprising

Reverse osmosis membrane filter element (3) has the pure water end exported for pure water；

First water route (100) is set between the pure water end and equipment water outlet；

Second water route (200), including functional filter element are set between the pure water end and the equipment water outlet；

Switching element has the second of the first state that first water route (100) is connected and conducting second water route (200) State；

Controller controls the switching element and first water route (100) or second water route (200) is connected.

2. water treatment system according to claim 1, it is characterised in that: the functional filter element is ion exchange resin filter core (8)。

3. water treatment system according to claim 1, it is characterised in that: second water route (200) is additionally provided with to institute State the check valve (9) of equipment water outlet one-way conduction.

4. water treatment system according to any one of claim 1-3, it is characterised in that: the switching element is input terminal It is connected with the pure water end, the threeway that two output ends are connected with first water route (100) and second water route (200) respectively Solenoid valve (7).

5. water treatment system according to any one of claim 1-3, it is characterised in that: the switching element includes difference It is set to the solenoid valve of first water route (100) and second water route (200).

6. water treatment system according to claim 1, it is characterised in that: including pretreatment system (1), the pretreatment system The water outlet of system (1) is connected to the water inlet end of the reverse osmosis membrane filter element (3) by booster pump (2).

7. water treatment system according to claim 1, it is characterised in that: after being located at equipment water outlet front end It sets filter core (10), first water route (100) and second water route (200) are connected to the front end of the postposition filter core (10).

8. water treatment system according to claim 1, it is characterised in that: the pure water end by TDS probe (6) with it is described First water route (100) is connect with second water route (200), the controller according to the TDS pop one's head in (6) detection information control The switching element.

9. water treatment system according to claim 8, it is characterised in that: further include being electrically connected, prompting with the controller Replace the warning note device of the functional filter element；The controller pops one's head in (6) detected value greater than alarm setting value in the TDS When control warning note device work.

10. a kind of water purifier, it is characterised in that: including water treatment system of any of claims 1-9.