CN203564971U - Pulse type reverse osmosis membrane off-line washing device - Google Patents
Pulse type reverse osmosis membrane off-line washing device Download PDFInfo
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- CN203564971U CN203564971U CN201320686874.8U CN201320686874U CN203564971U CN 203564971 U CN203564971 U CN 203564971U CN 201320686874 U CN201320686874 U CN 201320686874U CN 203564971 U CN203564971 U CN 203564971U
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- reverse osmosis
- cleaning
- water tank
- osmosis membrane
- pneumatic diaphragm
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Abstract
The utility model provides a pulse type reverse osmosis membrane off-line washing device which comprises a cleaning water tank, a pneumatic diaphragm pump, a precision filter and a reverse osmosis membrane shell, wherein a positive and reverse flushing pipeline is arranged between an outlet of the precision filter and the reverse osmosis membrane shell; a small circulation system is arranged between the pneumatic diaphragm pump and the cleaning water tank; a water production port of the reverse osmosis membrane shell is connected with a water inlet of the cleaning water tank through a water production pipeline. According to the pulse type reverse osmosis membrane off-line washing device, an offline washing device with a pulse type bidirectional operating function is utilized, and a sluicing effect can be effectively enhanced so as to realize a pulse sluicing effect. Moreover, in the cleaning process, water circulation cleaning is performed in positive and reverse directions, pollutant separation can be stimulated from different angles, the cleaning degree is increased, and the cleaning quality is improved.
Description
Technical field
The utility model relates to a kind of water treatment facilities cleaning device, is specifically related to a kind of pulsed counter-infiltration off-line cleaning device.
Background technology
At present, reverse osmosis technology is increasingly universal, more and more be applied in the industries such as reusing sewage, desalinization, food, chemical industry, the diversification of purposes, the contaminated situation of reverse osmosis membrane is more sophisticated also, pollution level also more and more adds seriously, there is exhaustion phenomenon in a lot of reverse osmosis membranes, causes membrane component pressure reduction rising in the course of the work, and delay rate, flow decline, cisco unity malfunction even, online conventional cleaning can not thoroughly solve membrane pollution problem.The membrane component that causes system to have to more renew, causes the waste for no reason of cost.
Utility model content
The utility model is intended to overcome the deficiencies in the prior art, provides a kind of and can effectively remove the dirt in reverse osmosis membrane, and avoid the two-way chemically-cleaning device of pulsed counter-infiltration off-line at dead angle.
The technical solution of the utility model is achieved in that
A pulsed off-line cleaning device for reverse osmosis membrane, comprises and cleans water tank, pneumatic diaphragm pump, accurate filter and pressure vessel for reverse osmosis, the delivery port of described cleaning water tank is connected with the entrance of described accurate filter through described pneumatic diaphragm pump; Wherein one end of the outlet of described accurate filter and described pressure vessel for reverse osmosis is provided with forward flushing pipe, the outlet of described accurate filter and the other end of described pressure vessel for reverse osmosis are provided with back flush pipeline, described forward flushing pipe is provided with forward water intaking valve, and described back flush pipeline is provided with reverse water intaking valve; Between described pneumatic diaphragm pump and described cleaning water tank, be provided with lesser circulation, one end of described lesser circulation is connected with the water inlet of described cleaning water tank, and the other end is connected with described pneumatic diaphragm delivery side of pump; The product mouth of a river of described pressure vessel for reverse osmosis is connected with the water inlet multiparity waterpipe of described cleaning water tank, and described lesser circulation is provided with and cleans little return valve.
Preferably, between wherein one end of described pressure vessel for reverse osmosis and the water inlet of described cleaning water tank, be provided with back flush outlet conduit, described back flush outlet conduit is provided with reverse cleaning return valve; Between the other end of described pressure vessel for reverse osmosis and the water inlet of described cleaning water tank, be provided with forward and flush out waterpipe, described forward flushes out waterpipe and is provided with and cleans in opposite directions return valve.
Preferably, the port of export that described forward flushes out waterpipe and described back flush outlet conduit communicates.
Preferably, the bottom of described cleaning water tank is further provided with blow-off line with respect to one end of delivery port, and described blow-off line is provided with blowoff valve, between described pneumatic diaphragm pump and described lesser circulation, is provided with check-valves.
Preferably, described pneumatic diaphragm pump is volumetric water pump.
Than prior art, the beneficial effects of the utility model are: pulsed off-line cleaning device for reverse osmosis membrane of the present utility model, and clean pneumatic diaphragm pump and adopt volumetric water pump, realize the sluicing effect of pulsed; In cleaning process, adopt positive and negative both direction fill cycle to clean, can stimulate from different perspectives pollutant to depart from, increased cleaning dynamics, improved cleaning quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of pulsed off-line cleaning device for reverse osmosis membrane of the utility model.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of pulsed off-line cleaning device for reverse osmosis membrane of the present utility model, comprise and clean water tank 2, pneumatic diaphragm pump 4, accurate filter 9 and pressure vessel for reverse osmosis 13, the front and back of pneumatic diaphragm pump 4 are respectively equipped with water intaking valve 3 and the outlet valve 5 flowing out for controlling water, and after outlet valve 5, are provided with check-valves 6.The delivery port that cleans water tank 2 is connected with the entrance of accurate filter 9 through pneumatic diaphragm pump 4; Wherein one end of the outlet of accurate filter 9 and pressure vessel for reverse osmosis 13 is provided with forward flushing pipe, the outlet of accurate filter and the other end of pressure vessel for reverse osmosis are provided with back flush pipeline, forward flushing pipe is provided with forward water intaking valve 11, and back flush pipeline is provided with reverse water intaking valve 16; Between pneumatic diaphragm pump 9 and cleaning water tank 2, be also further provided with lesser circulation, one end of this lesser circulation is connected with the water inlet that cleans water tank 2, and the other end is connected with the outlet of pneumatic diaphragm pump 4, and lesser circulation is provided with and cleans little return valve 7; The product mouth of a river of pressure vessel for reverse osmosis 13 is connected with the water inlet multiparity waterpipe that cleans water tank 2, and water producing pipe road is provided with and produces water side cleaning return valve 14.
In the utility model; accurate filter 9 is for the impurity of filtered water inlet; the reverse osmosis membrane that protection is cleaned; pressure vessel for reverse osmosis is for placing the reverse osmosis membrane that needs cleaning; pneumatic diaphragm pump 4 adopts volumetric water pump; the sluicing effect that produces pulsed, the front and back of accurate filter 9 are respectively equipped with inlet valve 8 and outlet valve 10.On wherein one end of pressure vessel for reverse osmosis 13 and the water inlet of cleaning water tank 2, be provided with back flush outlet conduit, back flush outlet conduit is provided with reverse cleaning return valve 12; Between the other end of pressure vessel for reverse osmosis 13 and the water inlet of cleaning water tank 2, be provided with forward and flush out waterpipe, forward flushes out waterpipe and is provided with forward cleaning return valve 15, the port of export that forward flushes out waterpipe and back flush outlet conduit communicates, and be connected to the water inlet that cleans water tank, recycle saving water resource.
In the utility model, cleaning process, for first configuring cleaning fluid in cleaning water tank 2, is then opened pneumatic diaphragm pump 4 water intaking valves 3, outlet valve 5 and cleans little return valve 7, and starting pneumatic diaphragm pump 4, first carries out the processing of partial circulating homogeneous to cleaning fluid.Then open accurate filter import, 8, outlet valve 10,11 forwards clean water intaking valves, forward cleans return valve 15 and produces water side and clean return valve 14, then closes again and cleans little return valve 7, and the forward of realizing dense water side cleans.Because pneumatic diaphragm pump is volumetric water pump, the current of pulsed can be provided in running, the dirt of counter-infiltration there is is good sluicing, peels off effect, contribute to improve cleaning performance.After forward cleans, then carry out reverse cleaning, can avoid cleaning dead angle, recover fully reverse osmosis membrane.Reverse cleaning of the present utility model is not backwash, and backwash refers to from producing water side and washes to influent side, and in the utility model, back flush refers to another direction water inlet from dense water side, and former water inlet direction water outlet, realizes back flush function.Concrete cleaning operation is: open pneumatic diaphragm pump 4 water intaking valves 3, outlet valve 5, accurate filter inlet valve 8, outlet valve 9, reverse cleaning water intaking valve 16, reverse cleaning return valve 12 and product water side are cleaned return valve 14, finally start pneumatic diaphragm pump 4, thereby realize the reverse cleaning of dense water side.During reverse cleaning, obtained equally the pulsed sluicing of pneumatic diaphragm pump, reached good flushing, peel off effect.
In the utility model, the bottom of cleaning water tank 2 is further provided with blow-off line with respect to one end of delivery port, and this blow-off line is provided with blowoff valve 1, and in forward and reverse flushing process, blowoff valve 1 cuts out, when the needs emptying water tank case draining-off sewage of fetching boiling water.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a pulsed off-line cleaning device for reverse osmosis membrane, comprises and cleans water tank, pneumatic diaphragm pump, accurate filter and pressure vessel for reverse osmosis, and it is characterized in that, the delivery port of described cleaning water tank is connected with the entrance of described accurate filter through described pneumatic diaphragm pump; Wherein one end of the outlet of described accurate filter and described pressure vessel for reverse osmosis is provided with forward flushing pipe, the outlet of described accurate filter and the other end of described pressure vessel for reverse osmosis are provided with back flush pipeline, described forward flushing pipe is provided with forward water intaking valve, and described back flush pipeline is provided with reverse water intaking valve; Between described pneumatic diaphragm pump and described cleaning water tank, be provided with lesser circulation, one end of described lesser circulation is connected with the water inlet of described cleaning water tank, and the other end is connected with described pneumatic diaphragm delivery side of pump; The product mouth of a river of described pressure vessel for reverse osmosis is connected with the water inlet multiparity waterpipe of described cleaning water tank, and described lesser circulation is provided with and cleans little return valve.
2. a kind of pulsed off-line cleaning device for reverse osmosis membrane according to claim 1, it is characterized in that, between wherein one end of described pressure vessel for reverse osmosis and the water inlet of described cleaning water tank, be provided with back flush outlet conduit, described back flush outlet conduit is provided with reverse cleaning return valve; Between the other end of described pressure vessel for reverse osmosis and the water inlet of described cleaning water tank, be provided with forward and flush out waterpipe, described forward flushes out waterpipe and is provided with and cleans in opposite directions return valve.
3. a kind of pulsed off-line cleaning device for reverse osmosis membrane according to claim 2, is characterized in that, the port of export that described forward flushes out waterpipe and described back flush outlet conduit communicates.
4. a kind of pulsed off-line cleaning device for reverse osmosis membrane according to claim 1, it is characterized in that, the bottom of described cleaning water tank is further provided with blow-off line with respect to one end of delivery port, described blow-off line is provided with blowoff valve, between described pneumatic diaphragm pump and described lesser circulation, is provided with check-valves.
5. according to a kind of pulsed off-line cleaning device for reverse osmosis membrane described in claim 1-4 any one, it is characterized in that, described pneumatic diaphragm pump is volumetric water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320686874.8U CN203564971U (en) | 2013-10-31 | 2013-10-31 | Pulse type reverse osmosis membrane off-line washing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320686874.8U CN203564971U (en) | 2013-10-31 | 2013-10-31 | Pulse type reverse osmosis membrane off-line washing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203564971U true CN203564971U (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320686874.8U Withdrawn - After Issue CN203564971U (en) | 2013-10-31 | 2013-10-31 | Pulse type reverse osmosis membrane off-line washing device |
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| Country | Link |
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| CN (1) | CN203564971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551041A (en) * | 2013-10-31 | 2014-02-05 | 佛山市清淇水处理科技有限公司 | Impulse-type reverse osmosis membrane off-line cleaning device |
-
2013
- 2013-10-31 CN CN201320686874.8U patent/CN203564971U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551041A (en) * | 2013-10-31 | 2014-02-05 | 佛山市清淇水处理科技有限公司 | Impulse-type reverse osmosis membrane off-line cleaning device |
| CN103551041B (en) * | 2013-10-31 | 2016-04-13 | 佛山市清淇水处理科技有限公司 | A kind of pulsed off-line cleaning device for reverse osmosis membrane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140430 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |