CN204058142U - Self-cleaning water treatment system - Google Patents

Self-cleaning water treatment system Download PDF

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Publication number
CN204058142U
CN204058142U CN201420502626.8U CN201420502626U CN204058142U CN 204058142 U CN204058142 U CN 204058142U CN 201420502626 U CN201420502626 U CN 201420502626U CN 204058142 U CN204058142 U CN 204058142U
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China
Prior art keywords
water
filtering element
self
treatment system
setting device
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CN201420502626.8U
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Chinese (zh)
Inventor
侯贻直
王晨
黄燕
张君佑
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AO Smith Nanjing Water Treatment Products Co Ltd
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AO Smith Shanghai Water Treatment Products Co Ltd
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Priority to CN201420502626.8U priority Critical patent/CN204058142U/en
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Abstract

The utility model discloses a kind of self-cleaning water treatment system, it comprises filtering element, described filtering element is provided with water-in, waste water mouth and pure water mouth, described self-cleaning water treatment system also comprises the pH value setting device be connected with described filtering element, and described pH value setting device is provided with water-in, sour water water outlet and alkaline water water outlet; The sour water water outlet of described pH value setting device is drawn and the first bypass branch of break-make can be connected to the water-in of described filtering element.Self-cleaning water treatment system of the present utility model, by acidic effluent being back to the feed-water end of self-cleaning water treatment system and mixing with water inlet, to reduce the fouling tendency of filtering element, effectively improves system work-ing life.

Description

Self-cleaning water treatment system
Technical field
The utility model has about a kind of water treatment system, especially has about the self-cleaning water treatment system in a kind of water treatment field.
Background technology
At present, water-purifying machine due to water outlet pure, easy to use and be subject to the extensive welcome in market.Existing water-purifying machine is by tap water by multiple filter core, such as active carbon filter core, the cotton filter core of PP etc., and be stored in after carrying out multi-filtering in bucket, the tap water after multiple filter core process is capable of direct drinking.
All metals due to the multiple filter element filtering in water-purifying machine in tap water and mineral ion and make water outlet be slightly acidic, in addition, the filter core of water-purifying machine after long-term use, filter core there will be fouling tendency, filter element filtering is caused to be deteriorated, its water outlet may contain bacterium, makes water outlet deteriorating water quality.
Therefore, be necessary to provide a kind of novel purifier, overcome above-mentioned defect.
Utility model content
The purpose of this utility model is to provide a kind of self-cleaning water treatment system, by acidic effluent being back to the feed-water end of self-cleaning water treatment system and mixing with water inlet, to reduce the fouling tendency of filtering element, effectively improves system work-ing life.
Above-mentioned purpose of the present utility model can adopt following technical proposal to realize:
The utility model provides a kind of self-cleaning water treatment system, it comprises filtering element, described filtering element is provided with water-in, waste water mouth and pure water mouth, described self-cleaning water treatment system also comprises the pH value setting device be connected with described filtering element, and described pH value setting device is provided with water-in, sour water water outlet and alkaline water water outlet; The sour water water outlet of described pH value setting device is drawn and the first bypass branch of break-make can be connected to the water-in of described filtering element.
In a preferred embodiment, described filtering element is reverse-osmosis membrane element or nanofiltration membrane element.
In a preferred embodiment, described pH value setting device is electrolyzer or electrodialysis unit.
In a preferred embodiment, the water-in of described pH value setting device is connected with the pure water mouth of described filtering element.
In a preferred embodiment, the waste water mouth of described filtering element draws the water-in that return of waste water pipeline is connected to described filtering element.
In a preferred embodiment, described return of waste water pipeline is provided with return of waste water valve.
In a preferred embodiment, the alkaline water water outlet of described pH value setting device is connected with the water-in of described filtering element.
In a preferred embodiment, between described pH value setting device and described filtering element, be provided with the second pretreatment unit, the sour water water outlet of described pH value setting device is connected to described second pretreatment unit by described first bypass branch.
In a preferred embodiment, the water-in of described pH value setting device is connected with the first pretreatment unit.
In a preferred embodiment, the sour water water outlet of described pH value setting device is connected with described first pretreatment unit by the second bypass branch.
Feature and the advantage of self-cleaning water treatment system of the present utility model are: its water outlet is separated into acidic effluent and alkaline water outlet by pH value setting device by this self-cleaning water treatment system, wherein, alkalescence water outlet is for drinking, acidic effluent is back to the water-in of filtering element by the first bypass branch and mixes with water inlet, to reduce the pH value of water inlet, thus reduce the fouling tendency of filtering element, effectively improve the work-ing life of self-cleaning water treatment system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the first embodiment of self-cleaning water treatment system of the present utility model.
Fig. 2 is the schematic diagram of the second embodiment of self-cleaning water treatment system of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, 2, the utility model provides a kind of self-cleaning water treatment system, it comprises filtering element 1, described filtering element 1 is provided with water-in 11, waste water mouth 12 and pure water mouth 13, described self-cleaning water treatment system also comprises the pH value setting device 2 be connected with described filtering element 1, and described pH value setting device 2 is provided with water-in 21, sour water water outlet 22 and alkaline water water outlet 23; The sour water water outlet 22 of described pH value setting device 2 is drawn and the first bypass branch 3 of break-make can be connected to the water-in 11 of described filtering element 1.
Self-cleaning water treatment system of the present utility model, by pH value setting device 2, its water outlet is separated into acidic effluent and alkaline water outlet, wherein, alkalescence water outlet is for drinking, acidic effluent is back to the water-in 11 of filtering element 1 by the first bypass branch 3 and mixes with water inlet, to reduce the pH value of water inlet, thus reduce the fouling tendency of filtering element 1, effectively improve the work-ing life of self-cleaning water treatment system.
Principle of work and the application of self-cleaning water treatment system of the present utility model is illustrated below by two embodiments:
In a first embodiment, as shown in Figure 1, this filtering element 1 can be reverse-osmosis membrane element or nanofiltration membrane element, and it can carry out filtration treatment to water inlet, is removed by the throw out in water inlet; PH value setting device 2 can be electrolyzer or electrodialysis unit, and it can carry out electrolysis treatment to the water inlet flowing into pH value setting device 2, and water outlet is separated into alkaline water outlet and acidic effluent.
In the present embodiment, the water-in 21 of pH value setting device 2 is connected with the pure water mouth 13 of filtering element 1.Also namely, water inlet is first filtered by filtering element 1, and flow in pH value setting device 2 afterwards and carry out electrolytic separation, the alkaline water outlet after electrolytic separation is flowed out from the alkaline water water outlet 23 of pH value setting device 2, and it can for drinking or be stored in water butt; And the acidic effluent after electrolytic separation flows out from the sour water water outlet 22 of pH value setting device 2, the water-in 11 of filtering element 1 is back to through the first bypass branch 3, this first bypass branch 3 can be provided with sour water reverse flow valve 31, to control unlatching or the closedown of the first bypass branch 3, this acidic effluent mixes with the water inlet flowing into filtering element 1, reduce the pH value of water inlet, thus effectively reduce the fouling tendency of filtering element 1.
Further, the waste water mouth 12 of this filtering element 1 draws the water-in 11 that a return of waste water pipeline 4 is connected to filtering element 1, this return of waste water pipeline 4 is provided with return of waste water valve 41, to control unlatching or the closedown of return of waste water pipeline 4, mix with water inlet, to improve the rate of recovery of system before return of waste water after filtering element 1 is filtered to filtering element 1.
In the present embodiment, be connected with topping-up pump 5 at water-in 11 place of filtering element 1, this topping-up pump 5 can carry out pressurized treatment to water inlet, and the water inlet after supercharging is flowed in filtering element 1.Further, be connected with the first pretreatment unit 6 in the water inlet of topping-up pump 5, this first pretreatment unit 6 can be the cotton filter core of PP or active carbon filter core, and it can carry out pre-treatment to water inlet, with the throw out in filtered water inlet.
In a second embodiment, as shown in Figure 2, this filtering element 1 can be reverse-osmosis membrane element or nanofiltration membrane element, and it can carry out filtration treatment to water inlet, is removed by the throw out in water inlet; PH value setting device 2 can be electrolyzer or electrodialysis unit, and it can carry out electrolysis treatment to the water inlet flowing into pH value setting device 2, and water outlet is separated into alkaline water outlet and acidic effluent.
In the present embodiment, the alkaline water water outlet 23 of pH value setting device 2 is connected with the water-in 11 of filtering element 1.Also be, water inlet first carries out electrolysis by pH value setting device 2, wherein, alkaline water outlet after electrolytic separation flows in filtering element 1 carries out filtration treatment, because the pH value of the alkalescence water inlet flowing into filtering element 1 improves, therefore can calcium ion in the water inlet of a sedimentation part and magnesium ion, element 1 filters rear water outlet and flows out from water outlet 13 after filtration, this water outlet is in alkalescence, and it can for drinking or being stored in water butt.
Further, be provided with the second pretreatment unit 7 between pH value setting device 2 and filtering element 1, the sour water water outlet 22 of pH value setting device 2 is connected to the second pretreatment unit 7 by the first bypass branch 3.Also be, acidic effluent after pH value setting device 2 electrolytic separation is back to the second pretreatment unit 7 from the first bypass branch 3, this first bypass branch 3 can be provided with sour water reverse flow valve 31, to control unlatching or the closedown of the first bypass branch 3, in the present embodiment, this second pretreatment unit 7 can be the cotton filter core of PP or active carbon filter core, and it can carry out pre-treatment, with the throw out in filtered water inlet to the water inlet flowed in filtering element 1.The effect of flushing second pretreatment unit 7 not only can be played from the acidic effluent of pH value setting device 2 outflow, prevent the second pretreatment unit 7 fouling, improve the work-ing life of the second pretreatment unit 7, this acidic effluent also can mix with the water inlet flowing into filtering element 1 through the second pretreatment unit 7, reduce the pH value of water inlet, effectively reduce the fouling tendency of filtering element 1.
Further, water-in 21 place of pH value setting device 2 is connected with the first pretreatment unit 6, this first pretreatment unit 6 can be the cotton filter core of PP or active carbon filter core, and it can carry out pre-treatment, with the throw out in filtered water inlet to the water inlet flowed in pH value setting device 2.In the present embodiment, the sour water water outlet 22 of pH value setting device 2 is also connected with the first pretreatment unit 6 by one second bypass branch 8, this second bypass branch 8 can be provided with sour water reverse flow valve 81, to control unlatching or the closedown of the second bypass branch 8, this acidic effluent directly can rinse the first pretreatment unit 6, prevent the first pretreatment unit 6 fouling, improve the work-ing life of the first pretreatment unit 6.
Further, between the second pretreatment unit 7 and filtering element 1, be connected with topping-up pump 5, this topping-up pump 5 can carry out pressurized treatment to water inlet, and the water inlet after supercharging is flowed in filtering element 1.
The foregoing is only several embodiment of the present utility model, those skilled in the art can carry out various change or modification to the utility model embodiment according to content disclosed in application documents and not depart from spirit and scope of the present utility model.

Claims (10)

1. a self-cleaning water treatment system, it comprises filtering element, described filtering element is provided with water-in, waste water mouth and pure water mouth, it is characterized in that, described self-cleaning water treatment system also comprises the pH value setting device be connected with described filtering element, and described pH value setting device is provided with water-in, sour water water outlet and alkaline water water outlet; The sour water water outlet of described pH value setting device is drawn and the first bypass branch of break-make can be connected to the water-in of described filtering element.
2. self-cleaning water treatment system according to claim 1, is characterized in that, described filtering element is reverse-osmosis membrane element or nanofiltration membrane element.
3. self-cleaning water treatment system according to claim 1, is characterized in that, described pH value setting device is electrolyzer or electrodialysis unit.
4. the self-cleaning water treatment system according to Claims 2 or 3, is characterized in that, the water-in of described pH value setting device is connected with the pure water mouth of described filtering element.
5. self-cleaning water treatment system according to claim 4, is characterized in that, the waste water mouth of described filtering element draws the water-in that return of waste water pipeline is connected to described filtering element.
6. self-cleaning water treatment system according to claim 5, is characterized in that, described return of waste water pipeline is provided with return of waste water valve.
7. the self-cleaning water treatment system according to Claims 2 or 3, is characterized in that, the alkaline water water outlet of described pH value setting device is connected with the water-in of described filtering element.
8. self-cleaning water treatment system according to claim 7, it is characterized in that, between described pH value setting device and described filtering element, be provided with the second pretreatment unit, the sour water water outlet of described pH value setting device is connected to described second pretreatment unit by described first bypass branch.
9. self-cleaning water treatment system according to claim 8, is characterized in that, the water-in of described pH value setting device is connected with the first pretreatment unit.
10. self-cleaning water treatment system according to claim 9, is characterized in that, the sour water water outlet of described pH value setting device is connected with described first pretreatment unit by the second bypass branch.
CN201420502626.8U 2014-09-02 2014-09-02 Self-cleaning water treatment system Active CN204058142U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104843912A (en) * 2015-05-11 2015-08-19 艾欧史密斯(上海)水处理产品有限公司 Filter device and washing method thereof
CN109502709A (en) * 2019-01-16 2019-03-22 天津碧水源膜材料有限公司 Produce the manufacturing method that water is alkalescent electrodialysis water purifier and alkalescent water

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104843912A (en) * 2015-05-11 2015-08-19 艾欧史密斯(上海)水处理产品有限公司 Filter device and washing method thereof
US10814283B1 (en) 2015-05-11 2020-10-27 A.O.Smith (China) Water Treatment Products Co., Ltd. Filter device and washing method therefor
CN109502709A (en) * 2019-01-16 2019-03-22 天津碧水源膜材料有限公司 Produce the manufacturing method that water is alkalescent electrodialysis water purifier and alkalescent water
CN109502709B (en) * 2019-01-16 2022-04-15 天津碧水源膜材料有限公司 Water purifier capable of producing alkalescent electrodialysis water and method for manufacturing alkalescent water

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C56 Change in the name or address of the patentee
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Address after: 211200 Lishui Economic Development Zone, Jiangsu, Zhongxing Road, No. 9, No.

Patentee after: A.O. SMITH (NANJING) WATER TREATMENT PRODUCTS CO., LTD.

Address before: 201101, 6 building, Baoli building, seven Xin Lu, 2888, Shanghai, Minhang District

Patentee before: A. O. Smith (Shanghai) Water Treatment Products Co., Ltd.