CN204737758U - Reverse osmosis filtration system and water dispenser with same - Google Patents

Reverse osmosis filtration system and water dispenser with same Download PDF

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Publication number
CN204737758U
CN204737758U CN201520219720.7U CN201520219720U CN204737758U CN 204737758 U CN204737758 U CN 204737758U CN 201520219720 U CN201520219720 U CN 201520219720U CN 204737758 U CN204737758 U CN 204737758U
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Prior art keywords
water
reverse osmosis
filter element
membrane filter
osmosis membrane
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CN201520219720.7U
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Chinese (zh)
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孙天厚
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Foshan Midea Qinghu Water Purification Equipment Co ltd
Midea Group Co Ltd
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Foshan Midea Qinghu Water Purification Equipment Co ltd
Midea Group Co Ltd
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Abstract

The utility model discloses a reverse osmosis filtration system and water dispenser with same. The filtration system includes: a first booster water pump; the reverse osmosis membrane filter element is connected with the first booster water pump through a one-way valve so that raw water flows into the reverse osmosis membrane filter element through the first booster water pump, and the reverse osmosis membrane filter element is provided with a raw water inlet, a pure water outlet and a wastewater outlet; a first wastewater flow path connected to the wastewater outlet to discharge wastewater discharged from the wastewater outlet; a pure water flow path connected to the pure water outlet; the water storage device is connected with the pure water flow path to receive the pure water flowing out of the pure water flow path; the flushing flow path is connected between the water storage device and the reverse osmosis membrane filter element so as to flush water in the water storage device into the reverse osmosis membrane filter element for flushing; and the second wastewater flow path is connected with the first wastewater flow path in parallel and is connected with the raw water inlet so as to discharge the wastewater washed from the reverse osmosis membrane filter element.

Description

Reverse osmosis filtration system and the water dispenser with it
Technical field
The utility model relates to water dispenser technical field, particularly relates to a kind of reverse osmosis filtration system and has its water dispenser.
Background technology
Conventional reverse osmosis filtering system, adopts filtration limit, limit to rinse, and coordinates wastewater valve to regulate backwash rate pattern, due to the side effect on film surface, the flow velocity on film surface is zero substantially, does not often reach real object of rinsing, cause film surface to be polluted fast, reduce work-ing life.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.For this reason, the utility model proposes a kind of reverse osmosis filtration system, this system effectively can clean the dirt on reverse osmosis membrane surface, extends the work-ing life of reverse osmosis membrane.
According to reverse osmosis filtration system of the present utility model, comprising: the first booster water pump; Reverse osmosis membrane filter element, be connected to make former water flow in described reverse osmosis membrane filter element by described first booster water pump by check valve between described reverse osmosis membrane filter element with described first booster water pump, described reverse osmosis membrane filter element has former water inlet, pure water outlet and wastewater outlet; First waste water stream, described first waste water stream is connected with described wastewater outlet and flows out with the waste water of being discharged by described wastewater outlet; Pure water stream, described pure water stream exports with described pure water and is connected; Water storage device, described water storage device is connected to receive the pure water that described pure water stream flows out with described pure water stream; Rinse stream, described flushing stream is connected between described water storage device and described reverse osmosis membrane filter element and rinses to be poured in described reverse osmosis membrane filter element by the water in described water storage device; Second waste water stream, described second waste water stream is in parallel with described first waste water stream and be connected with described former water inlet, to discharge the waste water flushed out from described reverse osmosis membrane filter element.
According to reverse osmosis filtration system of the present utility model, by being provided with flushing stream, water purification in water storage device is recoiled in reverse osmosis membrane filter element and it is rinsed, waste water after flushing is discharged from the second waste water stream, effectively can clean the dirt of reverse osmosis membrane filtration face surface attachment thus, to reach the object of thoroughly cleaning, thus the duration of service of reverse osmosis membrane filter element can be extended.
According to embodiments more of the present utility model, reverse osmosis filtration system also comprises the first water intaking valve, and described first water intaking valve is connected between water source and described first booster water pump to control water inlet.
Alternatively, described first water intaking valve is magnetic valve.Thus accurately can control water inlet.
According to embodiments more of the present utility model, described first waste water stream is provided with: the second water intaking valve, and described second water intaking valve is connected with described wastewater outlet; Wastewater valve, described wastewater valve is connected to the downstream of described second water intaking valve.Wherein the second water intaking valve can control waste water the moment and discharges through the first waste water stream, and wastewater valve can control waste water and discharge the refluence that simultaneously also can prevent waste water.
Alternatively, the second waste water stream is provided with the 3rd water intaking valve.Thus the waste water that can control after water purification recoil hair washing permeable membrane filter core goes out from the second waste water stream upper reaches.
Further, described second water intaking valve and described 3rd water intaking valve are magnetic valve.Thus accurately can control water inlet.
According to embodiments more of the present utility model, described flushing stream is provided with: the second booster water pump, and described second booster water pump is connected between described reverse osmosis membrane filter element and described water storage device; 4th water intaking valve, described 4th water intaking valve is connected between described reverse osmosis membrane filter element and described second booster water pump.Thus, the water purification in water storage device can be taken away through the 4th water intaking valve method back flushing reverse osmosis membrane filter element by the second booster water pump.Alternatively, described 4th water intaking valve is magnetic valve.
According to embodiments more of the present utility model, described water storage device is clear water tanks or pressure-pot.Thus can be used for the drinkable water purification of stored user.
In addition, the utility model also proposed a kind of water-purifying machine, and this water-purifying machine comprises above-mentioned reverse osmosis filtration system, thus more effectively can clean the dirt on the reverse osmosis membrane surface in reverse osmosis membrane filter element, extend the duration of service of reverse osmosis membrane filter element, reduce the maintenance of water-purifying machine.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is structural representation when purifying waste water according to the reverse osmosis filtration system of the utility model embodiment;
Structural representation when Fig. 2 is the reverse osmosis filtration system back flushing according to the utility model embodiment.
Reference numeral:
Reverse osmosis filtration system 100;
First booster water pump 1;
Reverse osmosis membrane filter element 2, former water inlet 21, pure water outlet 22, wastewater outlet 23;
First waste water stream 3, second water intaking valve 31, wastewater valve 32;
Pure water stream the 4, five water intaking valve 41;
Water storage device 5;
Rinse stream 6, second topping-up pump the 61, four water intaking valve 62;
Second waste water stream the 7, three water intaking valve 71;
First water intaking valve 8;
Check valve 9.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, " on ", the orientation of the instruction such as D score, "front", "rear" or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
Describe the reverse osmosis filtration system 100 according to the utility model embodiment below with reference to Fig. 1, this reverse osmosis filtration system 100 effectively can clear up the dirt on surface, reverse osmosis membrane filtration face, extends the work-ing life of reverse osmosis membrane.
According to the reverse osmosis filtration system 100 of the utility model embodiment, as shown in Figure 1, can comprise: the first booster water pump 1, reverse osmosis membrane filter element 2, first waste water stream 3, pure water stream 4, water storage device 5, flushing stream 6 and the second waste water stream 7.As shown in Figure 1, the first booster water pump 1 is connected with reverse osmosis membrane filter element 2, and the first booster water pump 1 can be used for supercharging water feeding, former water can be pumped to reverse osmosis membrane filter element 2 thus.
Can be connected by check valve 9 between reverse osmosis membrane filter element 2 with the first booster water pump 1, check valve 9 can make the recoil that simultaneously can stop former water in former current direction reverse osmosis membrane filter element 2.Reverse osmosis membrane filter element 2 has former water inlet 21, pure water outlet 22 and wastewater outlet 23.Thus, the former water that the first booster water pump 1 extracts can be passed through check valve 9 and flows in reverse osmosis membrane filter element 2 from former water inlet 21, and reverse osmosis membrane filter element 2 purifies former water.
First waste water stream 3 can be connected with wastewater outlet 21, and the waste water of former water after reverse osmosis membrane filter element 2 purifies can flow to the first waste water stream 3 from wastewater outlet 23 and discharge.Pure water stream 4 and pure water export 22 and are connected, and the pure water after purification can export 22 from pure water and flow to pure water stream 4.In the example depicted in fig. 1, pure water stream 4 can be provided with the 5th water intaking valve 41, to control the circulation of pure water on pure water stream 4.Water storage device 5 can be connected with pure water stream 4 pure water flowed out to receive pure water stream 4 stream, and like this, pure water can be stored in water storage device 5 and drink for user.
Rinse stream 6 can be connected between water storage device 5 and reverse osmosis membrane filter element 2, thus pure water in water storage device 5 pours in reverse osmosis membrane filter element 2 clean reverse osmosis membrane by rinsing stream 6.Second waste water stream 7 can be in parallel with the first waste water stream 3, in other words, separate between the first waste water stream 3 and the second waste water stream 7, do not interfere with each other.Second waste water stream 7 is connected with former water inlet 21, to discharge the waste water flushed out from reverse osmosis membrane filter element 2.
Specifically, as shown in Figure 2, first booster water pump 1 extracts former water and flows to reverse osmosis membrane filter element 2 through check valve from former water inlet 21, the pure water of former water after reverse osmosis membrane filter element 2 purifies flows to pure water stream 4 from pure water outlet 22, flow to water storage device 5 through pure water stream 4 and be stored in water storage device 5, waste water is discharged from wastewater outlet 23 and is flowed to the first waste water stream 3.As shown in Figure 1, when reverse osmosis membrane filter element 2 needs cleaning, pure process flushing stream 6 in water storage device 5 flows to reverse osmosis membrane filter element 2 and cleans it, and in the example depicted in fig. 1, the pure water rinsing stream 6 can export 22 inflow reverse osmosis membrane filter elements 2 from pure water.Waste water after cleaning can be discharged from former water inlet 21 through the second waste water stream 7.Be understandable that, the sensing of arrow can represent the flow direction of water in fig. 1 and 2.
According to the reverse osmosis filtration system 100 of the utility model embodiment, pure water in water storage device 5 is flowed to by rinsing stream 6 dirt that reverse osmosis membrane filter element 2 rinses reverse osmosis membrane filtration face, to reach the object of thoroughly cleaning, thus the work-ing life of reverse osmosis membrane filter element 2 can be extended.
As shown in Figure 1, reverse osmosis filtration system 100 can also comprise the first water intaking valve 8, first water intaking valve 8 is connected between the first booster water pump 1 and water source, regulating and controlling can be carried out to water inlet (i.e. former water), alternatively, first water intaking valve 8 can be magnetic valve, and magnetic valve is quick on the draw, thus accurately can control the circulation of water inlet.
In embodiments more of the present utility model, first waste water stream 3 can be provided with the second water intaking valve 31 and wastewater valve 32, second water intaking valve 31 is connected with wastewater outlet 23, wastewater valve 32 is connected to the downstream of the second water intaking valve 31, and in other words, the waste water flowing through the first waste water stream 3 is controlled by the second water intaking valve 31 and wastewater valve 32, thus, open the first water intaking valve 8, waste water flows to the first waste water stream 3 from wastewater outlet 23, discharges through wastewater valve 32.In description of the present utility model, term " downstream " refers to the downstream flowing through direction of water.Such as, wastewater valve 32 is connected to the downstream of the second water intaking valve 31, refers to waste water and flows to wastewater valve 32 through the second water intaking valve 31.
Alternatively, second waste water stream 7 can be provided with the circulation that the 3rd wastewater valve the 32, three wastewater valve 32 controls waste water on the second waste water stream 7, when needs carry out back flushing to reverse osmosis membrane filter element 2, open the 3rd wastewater valve 32, the waste water after flushing is discharged from the second waste water stream 7.
Further, the second water intaking valve 31 and the 3rd water intaking valve 71 all can be magnetic valve, and magnetic valve is quick on the draw, thus can control the circulation of water more accurately.
As shown in Figure 1, rinse on stream 6 and can also be provided with the second booster water pump 61 and the 4th water intaking valve 62, second booster water pump 61 is located between reverse osmosis membrane filter element 2 and water storage device 5,4th water intaking valve 62 is connected between reverse osmosis membrane filter element 2 and the second booster water pump 61, thus, pure water in second booster water pump 61 punching extraction water storage device 5 is to rinse reverse osmosis membrane filter element 2, and the 4th water intaking valve 62 controls the circulation of rinsing pure water on stream 6.Alternatively, the 4th water intaking valve 62 can be magnetic valve.
As optional embodiment, water storage device 5 can be clear water tanks or pressure-pot, thus can store the pure water after reverse osmosis membrane filter element 2 purifies, and the pure water in water storage device 5 can directly be drunk for user, also can be used for rinsing reverse osmosis membrane filter element 2 simultaneously.
In addition, the utility model also puts forward a kind of water dispenser with above-mentioned reverse osmosis filtration system 100, thus effectively can clear up the dirt in the reverse osmosis membrane filtration face in reverse osmosis membrane filter element 2, extend the work-ing life of reverse osmosis membrane filter element 2, reduce the maintenance cost of water dispenser.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents thereof.

Claims (10)

1. a reverse osmosis filtration system, is characterized in that, comprising:
First booster water pump;
Reverse osmosis membrane filter element, be connected to make former water flow in described reverse osmosis membrane filter element by described first booster water pump by check valve between described reverse osmosis membrane filter element with described first booster water pump, described reverse osmosis membrane filter element has former water inlet, pure water outlet and wastewater outlet;
First waste water stream, described first waste water stream is connected with described wastewater outlet and flows out with the waste water of being discharged by described wastewater outlet;
Pure water stream, described pure water stream exports with described pure water and is connected;
Water storage device, described water storage device is connected to receive the pure water that described pure water stream flows out with described pure water stream;
Rinse stream, described flushing stream is connected between described water storage device and described reverse osmosis membrane filter element and rinses to be poured in described reverse osmosis membrane filter element by the water in described water storage device;
Second waste water stream, described second waste water stream is in parallel with described first waste water stream and be connected with described former water inlet, to discharge the waste water flushed out from described reverse osmosis membrane filter element.
2. reverse osmosis filtration system according to claim 1, is characterized in that, also comprises the first water intaking valve, and described first water intaking valve is connected between water source and described first booster water pump to control water inlet.
3. reverse osmosis filtration system according to claim 2, is characterized in that, described first water intaking valve is magnetic valve.
4. reverse osmosis filtration system according to claim 1, is characterized in that, described first waste water stream is provided with:
Second water intaking valve, described second water intaking valve is connected with described wastewater outlet;
Wastewater valve, described wastewater valve is connected to the downstream of described second water intaking valve.
5. reverse osmosis filtration system according to claim 4, is characterized in that, described second waste water stream arranges the 3rd water intaking valve.
6. reverse osmosis filtration system according to claim 5, is characterized in that, described second water intaking valve and described 3rd water intaking valve are magnetic valve.
7. the reverse osmosis filtration system according to any one of claim 1-4, is characterized in that, described flushing stream is provided with:
Second booster water pump, described second booster water pump is connected between described reverse osmosis membrane filter element and described water storage device;
4th water intaking valve, described 4th water intaking valve is connected between described reverse osmosis membrane filter element and described second booster water pump.
8. reverse osmosis filtration system according to claim 7, is characterized in that, described 4th water intaking valve is magnetic valve.
9. reverse osmosis filtration system according to claim 1, is characterized in that, described water storage device is clear water tanks or pressure-pot.
10. a water dispenser, is characterized in that, comprises the reverse osmosis filtration system according to any one of claim 1-9.
CN201520219720.7U 2015-04-10 2015-04-10 Reverse osmosis filtration system and water dispenser with same Active CN204737758U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108946870A (en) * 2017-05-18 2018-12-07 佛山市顺德区美的饮水机制造有限公司 Water purification machine, reverse osmosis filtration system and its control method
CN109876665A (en) * 2019-03-13 2019-06-14 佛山市云米电器科技有限公司 A kind of water purifier counter-infiltration system backwashed
CN115286069A (en) * 2022-06-29 2022-11-04 闽南理工学院 Dish tubular reverse osmosis membrane system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108946870A (en) * 2017-05-18 2018-12-07 佛山市顺德区美的饮水机制造有限公司 Water purification machine, reverse osmosis filtration system and its control method
CN109876665A (en) * 2019-03-13 2019-06-14 佛山市云米电器科技有限公司 A kind of water purifier counter-infiltration system backwashed
CN115286069A (en) * 2022-06-29 2022-11-04 闽南理工学院 Dish tubular reverse osmosis membrane system

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