CN203256007U - Two-stage reverse osmosis membrane water treatment grade exchange technology apparatus - Google Patents
Two-stage reverse osmosis membrane water treatment grade exchange technology apparatus Download PDFInfo
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- CN203256007U CN203256007U CN 201320120934 CN201320120934U CN203256007U CN 203256007 U CN203256007 U CN 203256007U CN 201320120934 CN201320120934 CN 201320120934 CN 201320120934 U CN201320120934 U CN 201320120934U CN 203256007 U CN203256007 U CN 203256007U
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- reverse osmosis
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Abstract
The utility model relates to a two-stage reverse osmosis membrane water treatment grade exchange technology apparatus. The first valve port of a first triple valve is communicated with the outlet of a water inlet device, the second valve port of the first triple valve is communicated with the inlet of a second reverse osmosis device, and the third valve port of the first triple valve is communicated with the inlet of a first reverse osmosis device; the first valve port of a second triple valve is communicated with the outlet of the first reverse osmosis device, the second valve port of the second triple valve is communicated with the inlet of the second reverse osmosis device, and the third valve port of the second triple valve is communicated with the inlet of a water outlet device; and the first valve port of a third triple valve is communicated with the outlet of the second reverse osmosis device, the second valve port of the third triple valve is communicated with the inlet of the first reverse osmosis device, and the third valve port of the third triple valve is communicated with the inlet of the water outlet device. The apparatus can realize the alternating online cleaning in the water preparation process through the first reverse osmosis device and the second reverse osmosis device, reduces the pollution of the first stage membrane element in a routine two-stage reverse osmosis system, and effectively improves the service life of the reverse osmosis membrane water treatment apparatus.
Description
Technical field
The utility model relates to a kind of double-stage reverse osmosis film water and processes level order exchange process device.
Background technology
The water treatment system of existing employing embrane method (reverse osmosis membrane) treatment process has two-stage, pure water after first-stage reverse osmosis film system purifies is used for the water inlet of two-pass reverse osmosis film system and carries out the purification second time, but in the existing system design, first-stage reverse osmosis film system and two-pass reverse osmosis film system are fixing flow process, the water inlet of first-stage reverse osmosis film system adopts tap water through flocculation, mechanical filter, water after softening the processing, original ion content and composition do not change, and cause thus the reverse osmosis membrane calcification of first-stage reverse osmosis film system, Organic pollutants etc. may.
The utility model content
The technical problems to be solved in the utility model is: provide a kind of double-stage reverse osmosis film water to process level order exchange process device, the work-ing life of improving the first reverse osmosis unit and the second reverse osmosis unit.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of double-stage reverse osmosis film water is processed level order exchange process device, comprises water feed apparatus, the first T-valve, the first reverse osmosis unit, the second reverse osmosis unit, the second T-valve, the 3rd T-valve and discharging device.
The first valve port of described the first T-valve is connected with the outlet of water feed apparatus, and the second valve port of described the first T-valve is connected with the import of the second reverse osmosis unit, and the 3rd valve port of described the first T-valve is connected with the import of the first reverse osmosis unit.
The first valve port of described the second T-valve is connected with the outlet of the first reverse osmosis unit, and the second valve port of described the second T-valve is connected with the import of the second reverse osmosis unit, and the 3rd valve port of described the second T-valve is connected with the import of discharging device.
The first valve port of described the 3rd T-valve is connected with the outlet of the second reverse osmosis unit, and the second valve port of described the 3rd T-valve is connected with the import of the first reverse osmosis unit, and the 3rd valve port of described the 3rd T-valve is connected with the import of discharging device.
Further, when the second reverse osmosis unit was carried out on-line cleaning, the first valve port of the first T-valve was opened, and the second valve port of the first T-valve is closed, and the 3rd valve port of the first T-valve is opened.The first valve port of the second T-valve is opened, and the second valve port of the second T-valve is opened, and the 3rd valve port of the second T-valve is closed.The first valve port of the 3rd T-valve is opened, and the 3rd valve port of the 3rd T-valve is opened, and the second valve port of the 3rd T-valve is closed.
Further, when the first reverse osmosis unit was carried out on-line cleaning, the first valve port of the first T-valve was opened, and the second valve port of the first T-valve is opened, and the 3rd valve port of the first T-valve is closed.The first valve port of the 3rd T-valve is opened, and the second valve port of the 3rd T-valve is opened, and the 3rd valve port of the 3rd T-valve is closed.The first valve port of the second T-valve is opened, and the 3rd valve port of the second T-valve is opened, and the second valve port of the second T-valve is closed.
Further, the ingress of described water feed apparatus passes into softening water, described the first reverse osmosis unit changed into pure water output with softening water when softening water passed into the first reverse osmosis unit, described the second reverse osmosis unit changed into pure water output with softening water when perhaps, softening water passed into the second reverse osmosis unit.
Further, described the first reverse osmosis unit and/or the second reverse osmosis unit have the reverse osmosis membrane for water treatment separately.
The beneficial effects of the utility model are: the utility model adopts the first reverse osmosis unit, the twin-stage treatment process of the second reverse osmosis unit, the processing level order of the first reverse osmosis unit and the second reverse osmosis unit is commutative, processed by the second reverse osmosis unit after can being processed by the first reverse osmosis unit first, processed by the first reverse osmosis unit after perhaps being processed by the second reverse osmosis unit first, the first reverse osmosis unit and the second reverse osmosis unit can be realized on-line cleaning, fixedly first-stage reverse osmosis system and the two-stage reverse osmosis system of flow process in the prior art, effectively reduce the pollution of membrane element, the work-ing life of improving the first reverse osmosis unit and the second reverse osmosis unit.
Description of drawings
Fig. 1 is catenation principle figure of the present utility model.
Wherein 1, water feed apparatus, the 2, first reverse osmosis unit, the 3, second reverse osmosis unit, 4, discharging device, the 11, first T-valve, the 12, second T-valve, the 13, the 3rd T-valve.
Embodiment
By reference to the accompanying drawings the utility model is further described now.The synoptic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of double-stage reverse osmosis film water is processed level order exchange process device, comprises water feed apparatus 1, the first T-valve 11, the first reverse osmosis unit 2, the second reverse osmosis unit 3, the second T-valve 12, the 3rd T-valve 13 and discharging device 4.The first reverse osmosis unit (2) and the second reverse osmosis unit have the reverse osmosis membrane for water treatment separately.
The first valve port of the first T-valve 11 is connected with the outlet of water feed apparatus 1, and the second valve port of the first T-valve 11 is connected with the import of the second reverse osmosis unit 3, and the 3rd valve port of the first T-valve 11 is connected with the import of the first reverse osmosis unit 2.
The first valve port of the second T-valve 12 is connected with the outlet of the first reverse osmosis unit 2, and the second valve port of the second T-valve 12 is connected with the import of the second reverse osmosis unit 3, and the 3rd valve port of the second T-valve 12 is connected with the import of discharging device 4.
The first valve port of the 3rd T-valve 13 is connected with the outlet of the second reverse osmosis unit 3, and the second valve port of the 3rd T-valve 13 is connected with the import of the first reverse osmosis unit 2, and the 3rd valve port of the 3rd T-valve 13 is connected with the import of discharging device 4.
The first T-valve 11, the second T-valve 12, the 3rd T-valve 13 can adopt the valve of electric three passes ball valve or other types.
The ingress of water feed apparatus 1 passes into softening water, the first reverse osmosis unit 2 changed into pure water output with softening water when softening water passed into the first reverse osmosis unit 2, the second reverse osmosis unit 3 changed into pure water output with softening water when perhaps, softening water passed into the second reverse osmosis unit 3.
When the second reverse osmosis unit 3 is carried out on-line cleaning, the first valve port of the first T-valve 11 to be opened, the second valve port of the first T-valve 11 is closed, and the 3rd valve port of the first T-valve 11 is opened.The first valve port of the second T-valve 12 is opened, and the second valve port of the second T-valve 12 is opened, and the 3rd valve port of the second T-valve 12 is closed.The first valve port of the 3rd T-valve 13 is opened, and the 3rd valve port of the 3rd T-valve 13 is opened, and the second valve port of the 3rd T-valve 13 is closed.Under this kind cleaning model, softening water enters from the import of water feed apparatus 1, softening water passes through the first valve port of the first T-valve 11 from the outlet of water feed apparatus 1, the import that the 3rd valve port of the first T-valve 11 enters the first reverse osmosis unit 2, at this moment, the first reverse osmosis unit 2 is as first-stage reverse osmosis film system, the first reverse osmosis unit 2 changes into pure water output with softening water, the pure water of the outlet output of the first reverse osmosis unit 2 is by the first valve port of the second T-valve 12, the import that the second valve port of the second T-valve 12 enters the second reverse osmosis unit 3, processing pure water after purifying through the first reverse osmosis unit 2, to have an ion content low, the characteristics such as slightly acidic, therefore, with pure water during as the water inlet water source of the second reverse osmosis unit 3, can remove the pollution substance that the dense water of reverse osmosis membrane surface macroion content deposits in the second reverse osmosis unit 3, and then realize the second reverse osmosis unit 3 is carried out on-line cleaning, the pure water of the outlet output of the first reverse osmosis unit 2 enters the second reverse osmosis unit 3 and again purifies, at this moment, the second reverse osmosis unit 3 is as two-pass reverse osmosis film system, and the water of output was by the first valve port of the 3rd T-valve 13 after the second reverse osmosis unit 3 was purified again, the 3rd valve port of the 3rd T-valve 13 enters the import of discharging device 4 by discharging device 4 outputs.
When the first reverse osmosis unit 2 was carried out on-line cleaning, the first valve port of the first T-valve 11 was opened, and the second valve port of the first T-valve 11 is opened, and the 3rd valve port of the first T-valve 11 is closed.The first valve port of the 3rd T-valve 13 is opened, and the second valve port of the 3rd T-valve 13 is opened, and the 3rd valve port of the 3rd T-valve 13 is closed.The first valve port of the second T-valve 12 is opened, and the 3rd valve port of the second T-valve 12 is opened, and the second valve port of the second T-valve 12 is closed.Under this kind cleaning model, softening water enters from the import of water feed apparatus 1, the import that softening water enters the second reverse osmosis unit 3 from the second valve port of the first valve port by the first T-valve 11 of the outlet of water feed apparatus 1, the first T-valve 11, at this moment, the second reverse osmosis unit 3 is as first-stage reverse osmosis film system, the second reverse osmosis unit 3 changes into pure water output with softening water, the import that the second valve port of first valve port of the pure water of the outlet output of the second reverse osmosis unit 3 by the 3rd T-valve 13, the 3rd T-valve 13 enters the first reverse osmosis unit 2.The pure water of processing after purifying through the second reverse osmosis unit 3 has the characteristics such as ion content is low, slightly acidic, therefore, with pure water during as the water inlet water source of the first reverse osmosis unit 2, can remove the pollution substance that the dense water of reverse osmosis membrane surface macroion content deposits in the first reverse osmosis unit 2, and then realize the first reverse osmosis unit 2 is carried out on-line cleaning.The pure water of the outlet output of the second reverse osmosis unit 3 enters the first reverse osmosis unit 2 and again purifies, at this moment, the first reverse osmosis unit 2 is as two-pass reverse osmosis film system, and the water of output entered the import of discharging device 4 by discharging device 4 outputs by the first valve port of the second T-valve 12, the 3rd valve port of the second T-valve 12 after the first reverse osmosis unit 2 was purified again.
The utility model adopts the first reverse osmosis unit 2, the twin-stage treatment process of the second reverse osmosis unit 3, the processing level order of the first reverse osmosis unit 2 and the second reverse osmosis unit 3 is commutative, processed by the second reverse osmosis unit 3 after can being processed by the first reverse osmosis unit 2 first, processed by the first reverse osmosis unit 2 after perhaps being processed by the second reverse osmosis unit 3 first, the first reverse osmosis unit 2 and the second reverse osmosis unit 3 can be realized on-line cleaning, fixedly first-stage reverse osmosis system and the two-stage reverse osmosis system of flow process in the prior art, the work-ing life of Effective Raise the first reverse osmosis unit 2 and the second reverse osmosis unit 3.
The twin-stage level order of the first reverse osmosis unit 2, the second reverse osmosis unit 3 exchange in the utility model, but the employed work of User and time of having a rest are carried out the Extraordinary customization, and the user carries out on-line cleaning to the reverse osmosis membrane in the first reverse osmosis unit 2 and the second reverse osmosis unit 3 respectively according to practical situation.
Provide the second reverse osmosis unit water inlet water source after for some time at the first reverse osmosis unit, the inner dense water that can assemble high concentration ion content of the membrane element of the first reverse osmosis unit, ion solubility is too high to be caused Precipitation and is deposited on the membrane element surface, causes the leading indicator of membrane element such as ratio of desalinization, water production rate to descend.The ordering of regularly switching the first reverse osmosis unit and the second reverse osmosis unit, namely the first reverse osmosis unit provides the second reverse osmosis unit water inlet water source after for some time, switch ordering provides the first reverse osmosis unit as leading portion film system for the second reverse osmosis unit water inlet water source, when pure water is intake as reverse osmosis membrane, pure water is slightly acidic, and ion content is extremely low, at secondary online in the situation of water processed, and the effective pollutent that deposits of flushing membrane element surface simultaneously.
Adopt utility model to realize the switching of twin-stage level order; make the first reverse osmosis unit 2 and the second reverse osmosis unit 3 can regularly obtain maintenance and the cleaning of pure water; the reverse osmosis membrane that the factors such as reverse osmosis membrane calcification in the first reverse osmosis unit 2 and the second reverse osmosis unit 3, Organic pollutants that reduce cause is short work-ing life; the protection reverse osmosis membrane reduces customer using cost.Effectively prolong the work-ing life of membrane element in the first reverse osmosis unit 2 and the second reverse osmosis unit 3, in the normal use of the system that do not affect, maintain reverse osmosis membrane systems at different levels.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, the relevant staff can in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on the specification sheets, must determine its technical scope according to the claim scope.
Claims (2)
1. a double-stage reverse osmosis film water is processed level order exchange process device, it is characterized in that: comprise water feed apparatus (1), the first T-valve (11), the first reverse osmosis unit (2), the second reverse osmosis unit (3), the second T-valve (12), the 3rd T-valve (13) and discharging device (4)
The first valve port of described the first T-valve (11) is connected with the outlet of water feed apparatus (1), the second valve port of described the first T-valve (11) is connected with the import of the second reverse osmosis unit (3), and the 3rd valve port of described the first T-valve (11) is connected with the import of the first reverse osmosis unit (2);
The first valve port of described the second T-valve (12) is connected with the outlet of the first reverse osmosis unit (2), the second valve port of described the second T-valve (12) is connected with the import of the second reverse osmosis unit (3), and the 3rd valve port of described the second T-valve (12) is connected with the import of discharging device (4);
The first valve port of described the 3rd T-valve (13) is connected with the outlet of the second reverse osmosis unit (3), the second valve port of described the 3rd T-valve (13) is connected with the import of the first reverse osmosis unit (2), and the 3rd valve port of described the 3rd T-valve (13) is connected with the import of discharging device (4).
2. double-stage reverse osmosis film water according to claim 1 is processed level order exchange process device, and it is characterized in that: described the first reverse osmosis unit (2) and/or the second reverse osmosis unit (3) have the reverse osmosis membrane for water treatment separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320120934 CN203256007U (en) | 2013-03-18 | 2013-03-18 | Two-stage reverse osmosis membrane water treatment grade exchange technology apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320120934 CN203256007U (en) | 2013-03-18 | 2013-03-18 | Two-stage reverse osmosis membrane water treatment grade exchange technology apparatus |
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| Publication Number | Publication Date |
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| CN203256007U true CN203256007U (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320120934 Expired - Lifetime CN203256007U (en) | 2013-03-18 | 2013-03-18 | Two-stage reverse osmosis membrane water treatment grade exchange technology apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108658175A (en) * | 2018-06-19 | 2018-10-16 | 佛山市顺德区美的饮水机制造有限公司 | The control method of reverse osmosis purified water system, purifier and reverse osmosis purified water system |
| CN113274885A (en) * | 2021-03-24 | 2021-08-20 | 重庆工商大学 | Membrane pollution intelligent early warning method applied to membrane sewage treatment |
-
2013
- 2013-03-18 CN CN 201320120934 patent/CN203256007U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108658175A (en) * | 2018-06-19 | 2018-10-16 | 佛山市顺德区美的饮水机制造有限公司 | The control method of reverse osmosis purified water system, purifier and reverse osmosis purified water system |
| CN113274885A (en) * | 2021-03-24 | 2021-08-20 | 重庆工商大学 | Membrane pollution intelligent early warning method applied to membrane sewage treatment |
| CN113274885B (en) * | 2021-03-24 | 2023-02-07 | 重庆工商大学 | Membrane pollution intelligent early warning method applied to membrane sewage treatment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |
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| CX01 | Expiry of patent term |