CN202808519U - Purified water reverse osmosis system - Google Patents
Purified water reverse osmosis system Download PDFInfo
- Publication number
- CN202808519U CN202808519U CN2012203160530U CN201220316053U CN202808519U CN 202808519 U CN202808519 U CN 202808519U CN 2012203160530 U CN2012203160530 U CN 2012203160530U CN 201220316053 U CN201220316053 U CN 201220316053U CN 202808519 U CN202808519 U CN 202808519U
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- reverse osmosis
- water
- pressure pump
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a purified water reverse osmosis system comprising a first-stage high-pressure pump, a first-stage reverse osmosis device, a second-stage high-pressure pump and a second-stage reverse osmosis device which are sequentially connected through a pipeline, wherein a pH neutralization adjusting device is arranged between the first-stage reverse osmosis device and the second-stage high-pressure pump; concentrated water pipes led out of the first-stage reverse osmosis device and the second-stage reverse osmosis device are connected with an electrodialysis device; and the electrodialysis device is connected to a water inlet pipe of the first-stage high-pressure pump after being treated. The pH neutralization adjusting device is arranged between the first-stage reverse osmosis device and the second-stage high-pressure pump so that the pH value of water entering the second-stage reverse osmosis device is within the optimal desalination pH value range, the conductivity of produced water is reduced, and the aims of further purifying a water body and improving the taste of water are achieved. Concentrated water produced in the concentrated water pipes of the reverse osmosis devices is led into the electrodialysis device and subjected to electrodialysis, and then, the produced water is led into the reverse osmosis devices again and subjected to electrodialysis, so that the recovery rate of treated water is effectively increased, and the treating cost is reduced.
Description
Technical field
The utility model relates to a kind of pure water cleaning treatment system, is specifically related to a kind of pure water reverse osmosis system.
Background technology
Reverse osmosis method making pure water purification has the outstanding advantages such as environmental protection, full-automatic running, stable effluent quality, is widely used in industries such as beverage, chemical industry, electric power, electronics.The principle of reverse osmosis method making pure water purification is, when pure water and salt solution are idealized semi-permeable membranes when separating, semi-permeable membranes only allows water to pass through to stop salt to pass through, the water that is positioned at film pure water side this moment can spontaneously flow into salt solution one side by semi-permeable membranes, this phenomenon is called infiltration, if the brine side at film is exerted pressure, water spontaneous flowed and will be suppressed and slow down so, when applied pressure reaches a certain numerical value, water will equal zero by the net discharge of canal of film, this pressure is called as seepage water pressure, when the pressure that is applied to the film brine side during greater than seepage water pressure, the flow direction of water will reverse, at this moment, water in the salt solution will flow into the pure water side, and above-mentioned phenomenon is exactly reverse osmosis (RO) handling principle of water.
The desalination rate of reverse osmosis is generally 98-99%, in order to improve the desalination rate, can use first-stage reverse osmosis equipment desalination, again with its output water as the further desalination of the feedwater of another reverse osmosis equipment, this technique that two reverse osmosis equipments are united use is called two-pass reverse osmosis technique.The dense water generates that has part in two-pass reverse osmosis technique or first-stage reverse osmosis technique will be discharged from, so that the utilization ratio of water treatment does not reach the best.In use, the molten water such as carbonic acid gas of the reverse osmosis membrane in the reverse osmosis process in can not filtered water is acidic substance, caused increasing the electric conductivity of water, and then so that the electrical conductivity of water of existing secondary reverse osmosis water purifier output is higher.
Summary of the invention
For above-mentioned weak point of the prior art, the utility model aims to provide a kind of pure water reverse osmosis system, and its water use efficiency is high, and it is low to produce electrical conductivity of water, has both satisfied the requirement of economy, has improved again the mouthfeel of water.
In order to achieve the above object, the technical solution of the utility model: a kind of pure water reverse osmosis system, comprise the one-level high-pressure pump, first-stage reverse osmosis device, secondary high-pressure pump, the second level reverse osmosis apparatus that are linked in sequence with pipeline, wherein, between described first-stage reverse osmosis device and described secondary high-pressure pump, be provided with among the pH and setting device; The dense water pipe of drawing in described first-stage reverse osmosis device and the second level reverse osmosis apparatus connects an electrodialysis unit, is connected on the water inlet pipe of described one-level high-pressure pump after electrodialysis unit is processed.
Further, the water inlet pipe of described one-level high-pressure pump and described secondary high-pressure pump and rising pipe place are provided with respectively tensimeter and high voltage protective switch.
Be provided with tensimeter, rate of flow meter, specific conductivity table on the water producing pipe of described first-stage reverse osmosis device and second level reverse osmosis apparatus.
Be provided with tensimeter, rate of flow meter on the dense water pipe of described first-stage reverse osmosis device and second level reverse osmosis apparatus.
Be provided with tensimeter, rate of flow meter on the rising pipe of described electrodialysis unit.
In addition, also include electric control box, the control of this electric control box and with described one-level high-pressure pump, secondary high-pressure pump, pH in and setting device be electrically connected mutually.
Described first-stage reverse osmosis device and second level reverse osmosis apparatus by a plurality of reverse osmosis cartridge also, series combination forms.
The beneficial effects of the utility model: between first-stage reverse osmosis device and secondary high-pressure pump, arrange among the pH and setting device, the pH value of the water that enters described second level reverse osmosis apparatus is within the best desalination pH scope, make the second level reverse osmosis apparatus rate of recovery about 87%, producing electrical conductivity of water satisfies less than or equal to 4.7 μ s/cm, reach further purifying water body, improve the mouthfeel of water.The dense water of output in the dense water pipe of first-stage reverse osmosis device and second level reverse osmosis apparatus is introduced into carries out electrodialysis in the electrodialysis unit, the water of output again imports in the water inlet pipe of one-level high-pressure pump and carries out reverse osmosis after electrodialysis, effectively improve the rate of recovery of processing water, reduced processing cost.
Simultaneously, adopt respectively tensimeter, rate of flow meter, specific conductivity table to come pressure, flow and the specific conductivity of Real Time Monitoring water before and after each step in whole system, the handled easily personnel are to integral body and the Partial controll of system.By electric control box among described one-level high-pressure pump, secondary high-pressure pump, the pH and the setting device centralized Control, handled easily personnel work, very practical.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present utility model.
Embodiment
Further describe the utility model below in conjunction with specific embodiment and accompanying drawing.
A kind of pure water reverse osmosis system as shown in Figure 1, it comprises one-level high-pressure pump 1, first-stage reverse osmosis device 2, secondary high-pressure pump 3, the second level reverse osmosis apparatus 4 that is linked in sequence with pipeline, wherein, between described first-stage reverse osmosis device 2 and described secondary high-pressure pump 3, be provided with among the pH and setting device 7; The dense water pipe of drawing in described first-stage reverse osmosis device 2 and the second level reverse osmosis apparatus 4 connects an electrodialysis unit 5, is connected on the water inlet pipe of described one-level high-pressure pump 1 after electrodialysis unit 5 is processed.
Can directly introduce former water in the water inlet pipe of the one-level high-pressure pump 1 in the utility model, also former water can be accessed in the water inlet pipe of described one-level high-pressure pump 1 after by mineralising, the pre-treatment such as softening again, can the can packing after this pure water reverse osmosis system is processed.
For first-stage reverse osmosis device 2 and second level reverse osmosis apparatus 4 all have a plurality of reverse osmosis cartridge also, series combination forms.First-stage reverse osmosis device 2 is connected in series the reverse osmosis cartridge group of three parallel connections again by five reverse osmosis cartridge parallel combinations described in this example; Described second level reverse osmosis apparatus 4 is connected in series the reverse osmosis cartridge group of two parallel connections again by four reverse osmosis cartridge parallel combinations.Increase the processing capacity of reverse osmosis unit by a plurality of reverse osmosis cartridge parallel connections, then improved output water purification rate through series connection setting again, improved the water quality mouthfeel of purifying waste water.Carry out reverse-osmosis treated with the series connection of two reverse osmosis units, will be incorporated into by the de-salted water of output in the described first-stage reverse osmosis device 2 in the water inlet pipe of described second level reverse osmosis apparatus 4 again and carry out the secondary desalination, further purifying water body has improved the mouthfeel of water.
Among the described pH and setting device 7 be connected on the water pipe between described first-stage reverse osmosis device 2 and the described secondary high-pressure pump 3, with the pH value of described second level reverse osmosis apparatus 4 advancing waters that neutralize, with a small amount of CO that exists in the described first-stage reverse osmosis device 2 output water
2Be converted into HCO
3Deng negatively charged ion, be beneficial to it and in described second level reverse osmosis apparatus 4, remove.The dense water that described first-stage reverse osmosis device 2 and second level reverse osmosis apparatus 4 are flowed out is connected to and carries out electrolysis in the electrolysis analysis apparatus 5 and analyse, and the dense aquatic products of described first-stage reverse osmosis device 2 and second level reverse osmosis apparatus 4 goes out pipe and is connected with described electrolysis analysis apparatus 5 by a dense water tank 8.It is with the effect of dense water conservancy with electric field, and extraction water is introduced described the first high-pressure pump 1 again and carry out reverse osmosis to first-stage reverse osmosis device 2.And directly discharged by processing recycling by the strong brine of separating out in the electrolysis analysis apparatus 5.
Further, be provided with respectively tensimeter and high voltage protective switch at water inlet pipe and the rising pipe place of described one-level high-pressure pump 1 and described secondary high-pressure pump 3; Water producing pipe at described first-stage reverse osmosis device 2 and second level reverse osmosis apparatus 4 is provided with tensimeter, rate of flow meter, specific conductivity table; Dense water pipe at described first-stage reverse osmosis device 2 and second level reverse osmosis apparatus 4 is provided with tensimeter, rate of flow meter; Rising pipe at described electrodialysis unit 5 is provided with tensimeter, rate of flow meter.By key position in whole system tensimeter, rate of flow meter, specific conductivity table are set, monitor at any time its working order with the handled easily personnel, guarantee the normal operation of system.
In this pure water reverse osmosis system, also be provided with electric control box 6,6 controls of this electric control box and with described one-level high-pressure pump 1, secondary high-pressure pump 3, pH in and setting device 7 be electrically connected mutually.By among the described one-level high-pressure pump 1 of the unified control of electric control box 6, secondary high-pressure pump 3, the pH and setting device 7 normally move, simple and convenient.
The utility model combines by technology is analysed in the reverse osmosis technology of maturation and electrolysis, realizes former water or former water after pretreatment are carried out purifying treatment, to reach the purpose of output pure water.With two-pass RO system and between pH in and setting device realize former water or former water demineralizing after pretreatment are processed, and guaranteed the low conductivity of output water.Be used with electrolysis analysis apparatus and reverse osmosis unit, wherein, the electrolysis analysis apparatus carries out electrolysis to the dense water of discharging in the reverse osmosis unit analyses, and the water that parses imports and carries out reverse osmosis in the reverse osmosis unit, has improved the recovery utilization rate of water, has reduced processing cost.
More than technical scheme that the utility model embodiment is provided be described in detail, used specific case herein principle and the embodiment of the utility model embodiment are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; Simultaneously, for one of ordinary skill in the art, according to the utility model embodiment, all will change on embodiment and range of application, in sum, this description should not be construed as restriction of the present utility model.
Claims (7)
1. pure water reverse osmosis system, comprise the one-level high-pressure pump, first-stage reverse osmosis device, secondary high-pressure pump, the second level reverse osmosis apparatus that are linked in sequence with pipeline, it is characterized in that: between described first-stage reverse osmosis device and described secondary high-pressure pump, be provided with among the pH and setting device; The dense water pipe of drawing in described first-stage reverse osmosis device and the second level reverse osmosis apparatus connects an electrodialysis unit, is connected on the water inlet pipe of described one-level high-pressure pump after electrodialysis unit is processed.
2. pure water reverse osmosis system according to claim 1, it is characterized in that: the water inlet pipe of described one-level high-pressure pump and described secondary high-pressure pump and rising pipe place are provided with respectively tensimeter and high voltage protective switch.
3. pure water reverse osmosis system according to claim 1 is characterized in that: be provided with tensimeter, rate of flow meter, specific conductivity table on the water producing pipe of described first-stage reverse osmosis device and second level reverse osmosis apparatus.
4. pure water reverse osmosis system according to claim 1 is characterized in that: be provided with tensimeter, rate of flow meter on the dense water pipe of described first-stage reverse osmosis device and second level reverse osmosis apparatus.
5. pure water reverse osmosis system according to claim 1 is characterized in that: be provided with tensimeter, rate of flow meter on the rising pipe of described electrodialysis unit.
6. pure water reverse osmosis system according to claim 1 is characterized in that: also include electric control box, this electric control box control and with described one-level high-pressure pump, secondary high-pressure pump, pH in and setting device be electrically connected mutually.
7. pure water reverse osmosis system according to claim 1 is characterized in that: described first-stage reverse osmosis device and second level reverse osmosis apparatus by a plurality of reverse osmosis cartridge also, series combination forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203160530U CN202808519U (en) | 2012-07-02 | 2012-07-02 | Purified water reverse osmosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203160530U CN202808519U (en) | 2012-07-02 | 2012-07-02 | Purified water reverse osmosis system |
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| Publication Number | Publication Date |
|---|---|
| CN202808519U true CN202808519U (en) | 2013-03-20 |
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ID=47867439
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203160530U Expired - Fee Related CN202808519U (en) | 2012-07-02 | 2012-07-02 | Purified water reverse osmosis system |
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| CN (1) | CN202808519U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103585887A (en) * | 2013-11-21 | 2014-02-19 | 陈伟星 | Filtering device and water purifier employing same |
| CN105000725A (en) * | 2015-08-18 | 2015-10-28 | 深圳市华虹清源环保科技有限公司 | Iron phosphate comprehensive wastewater resourceful treatment device and method |
| CN109205867A (en) * | 2018-09-20 | 2019-01-15 | 哈尔滨锅炉厂有限责任公司 | Improve reverse osmosis membrane seawater desalination system and rate of recovery method |
| US11654396B2 (en) * | 2020-05-22 | 2023-05-23 | Fidica Gmbh & Co. Kg | Reverse osmosis system and method of obtaining ultrapure water |
-
2012
- 2012-07-02 CN CN2012203160530U patent/CN202808519U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103585887A (en) * | 2013-11-21 | 2014-02-19 | 陈伟星 | Filtering device and water purifier employing same |
| CN103585887B (en) * | 2013-11-21 | 2015-09-09 | 滁州市海源节能设备工程有限公司 | A kind of filter and comprise the water purifier of this filter |
| CN105000725A (en) * | 2015-08-18 | 2015-10-28 | 深圳市华虹清源环保科技有限公司 | Iron phosphate comprehensive wastewater resourceful treatment device and method |
| CN109205867A (en) * | 2018-09-20 | 2019-01-15 | 哈尔滨锅炉厂有限责任公司 | Improve reverse osmosis membrane seawater desalination system and rate of recovery method |
| US11654396B2 (en) * | 2020-05-22 | 2023-05-23 | Fidica Gmbh & Co. Kg | Reverse osmosis system and method of obtaining ultrapure water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20140702 |
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| EXPY | Termination of patent right or utility model |