CN201665564U - Reverse osmosis device and reverse osmosis water purification system - Google Patents
Reverse osmosis device and reverse osmosis water purification system Download PDFInfo
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- CN201665564U CN201665564U CN2010201694271U CN201020169427U CN201665564U CN 201665564 U CN201665564 U CN 201665564U CN 2010201694271 U CN2010201694271 U CN 2010201694271U CN 201020169427 U CN201020169427 U CN 201020169427U CN 201665564 U CN201665564 U CN 201665564U
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- ultrasonic transmitter
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Abstract
The utility model provides a reverse osmosis device and a reverse osmosis water purification system. The reverse osmosis device comprises a casing, a reverse osmosis membrane and at least one ultrasonic transmitter, wherein the casing is provided with a membrane cavity, a high-pressure water inlet opening, a purified water outlet opening and a concentrated water outlet opening are arranged on the casing, the reverse osmosis membrane is arranged inside the membrane cavity, and the ultrasonic transmitter is arranged on the casing and faces the membrane cavity. In the embodiment of the utility model, the ultrasonic transmitter is integrated on the reverse osmosis device, the ultrasonic transmitter generates ultrasonic waves for cleaning scales accumulated on the reverse osmosis membrane, the scale accumulation time is delayed, and the service life of the membrane is prolonged.
Description
Technical field
The utility model relates to water-treatment technology field, particularly a kind of reverse osmosis unit and reverse osmosis water purification system.
Background technology
Along with water pollutes the aggravation of complexity and the raising of people's living standard, more and more higher to the domestic water requirements in water quality.Drink the moisture film purification techniques, significant progress has been arranged comprising seawater, technique of desalinating saline water.In developed areas such as cities, various film treating plants have obtained application to a certain degree.But, particularly, because the effect of pollutent concentration polarization causes the face fouling, make water flux descend, and reduce work-ing life as the reverse osmosis membrane of core component owing to film treating plant complicated operation, running cost height.
The utility model content
The purpose of this utility model provides a kind of reverse osmosis unit and reverse osmosis water purification system, delays the time of reverse osmosis membrane fouling, improves the work-ing life of reverse osmosis membrane.
To achieve these goals, the embodiment of the invention provides a kind of reverse osmosis unit, wherein, comprising:
Housing has a film chamber, and described housing is provided with the high pressure intake, purify waste water water outlet and dense water water outlet;
Reverse osmosis membrane is arranged at inside, described film chamber;
Be arranged on the described housing, and towards at least one ultrasonic transmitter in described film chamber.
Above-mentioned reverse osmosis unit wherein, also comprises:
One is used for the control device that the control ultrasonic transmitter starts when pre-conditioned the establishment, is connected with described ultrasonic transmitter.
Above-mentioned reverse osmosis unit, wherein, described at least one ultrasonic transmitter comprises first ultrasonic transmitter and second ultrasonic transmitter, first ultrasonic transmitter is positioned at the place, high pressure intake, launch the ultrasonic wave consistent with water (flow) direction, second ultrasonic transmitter is arranged on the housing, and emission is perpendicular to the ultrasonic wave of water (flow) direction.
Above-mentioned reverse osmosis unit, wherein, first ultrasonic transmitter is the trumpet type ultrasonic transmitter, second ultrasonic transmitter is the cabochon ultrasonic transmitter.
In order better to realize above-mentioned purpose, the embodiment of the invention also provides a kind of reverse osmosis water purification system, comprises pretreatment system, high-pressure pump and reverse osmosis unit, and pretreatment system is connected with reverse osmosis unit by high-pressure pump, wherein, described reverse osmosis unit comprises:
Housing has a film chamber, and described housing is provided with the high pressure intake, purify waste water water outlet and dense water water outlet; Described high pressure intake is connected with the high-pressure pump water outlet by water pipe;
Reverse osmosis membrane is arranged at inside, described film chamber;
Be arranged on the described housing, and towards at least one ultrasonic transmitter in described film chamber.
Above-mentioned reverse osmosis water purification system, wherein, described reverse osmosis unit also comprises:
One is used for the control device that the control ultrasonic transmitter starts when pre-conditioned the establishment, is connected with described ultrasonic transmitter.
Above-mentioned reverse osmosis water purification system, wherein, described at least one ultrasonic transmitter comprises first ultrasonic transmitter and second ultrasonic transmitter, first ultrasonic transmitter is positioned at the place, high pressure intake, launch the ultrasonic wave consistent with water (flow) direction, second ultrasonic transmitter is arranged on the housing, and emission is perpendicular to the ultrasonic wave of water (flow) direction.
Above-mentioned reverse osmosis water purification system, wherein, first ultrasonic transmitter is the trumpet type ultrasonic transmitter, second ultrasonic transmitter is the cabochon ultrasonic transmitter.
The utility model embodiment has following beneficial effect:
Among the utility model embodiment, an integrated ultrasonic transmitter on reverse osmosis unit, by producing ultrasonic wave in the ultrasonic transmitter, the ultrasonic transmitter ultrasonic waves transmitted is introduced the film chamber, in the water in film chamber density interphase to previous irradiation, water body flowed and produce micro-bubble.These micro-bubbles vibrate under the effect of sound field, and when acoustic pressure reached certain value, bubble increased rapidly, and are closed suddenly then, produce the shockwave effect when bubble is closed.The dirt disengaging back on film surface is discharged from dense water water outlet with water, thereby reach the purpose of cleaning, delayed the time of fouling, the work-ing life of having improved film.
By the setting of control device, its only control ultrasonic transmitter startup when pre-conditioned establishment, thus improved efficient.
Description of drawings
Fig. 1 is the structural representation of the reverse osmosis unit of the utility model embodiment;
Fig. 2 is the structural representation of the reverse osmosis water purification system of the utility model embodiment.
Embodiment
Reverse osmosis unit of the present utility model comprises as shown in Figure 1:
Reverse osmosis membrane 2 (oblique line among Fig. 1 in the film chamber 1) is arranged at 11 inside, described film chamber;
Be arranged on the described housing 1, and towards at least one ultrasonic transmitter 3 in described film chamber 11.
Reverse osmosis membrane, be a kind of that make with exotic materials and working method, have semipermeable film.It can make some the component selectivity in the aqueous solution pass through under the impressed pressure effect, thereby reaches the purpose of desalination, purification or concentrating and separating.
Among Fig. 1, ultrasonic transmitter 3 is arranged at 12 places, high pressure intake of housing 1, but only is a kind of example among Fig. 1, and it also can be arranged at other positions, as is arranged at an other end, perhaps other positions of housing.
In the reverse osmosis unit of the present utility model, has a transverter in the ultrasonic transmitter, be the piezoelectric ceramics of resonance in ultrasonic frequency, piezoelectric effect by material is converted to mechanical vibrational energy generation ultrasonic wave with the electrical signal electric energy, the ultrasonic transmitter ultrasonic waves transmitted is introduced the film chamber, in the water in film chamber density interphase to previous irradiation, water body flowed and produce micro-bubble.These micro-bubbles vibrate under the effect of sound field, and when acoustic pressure reached certain value, bubble increased rapidly, and are closed suddenly then, produce the shockwave effect when bubble is closed.The dirt disengaging back on film surface is discharged from dense water water outlet with water, thereby reach the purpose of cleaning.
After considering once cleaning, the fouling situation of reverse osmosis membrane is alleviated greatly, and this moment, ultrasonic transmitter worked on, and can not bring very better effect, can waste a large amount of electric energy on the contrary.
Consider above situation, in the utility model embodiment, this reverse osmosis unit also comprises:
One is used for the control device that the control ultrasonic transmitter starts when pre-conditioned the establishment, is connected with described ultrasonic transmitter.
This control device can be realized by following variety of way, is described in detail as follows.
Under a kind of situation, control device comprises:
One switch is set in the supply line of ultrasonic transmitter;
One timer; With
Switch control unit.
After switch control unit finds that timer then, then control described switch closure, behind the switch closure, ultrasonic transmitter obtains power supply, starts working, over time, switch control unit is controlled described switch and is disconnected, and empties timer, makes the timer reclocking, the ultrasonic transmitter outage quits work.
Timer again then after, switch control unit is controlled described switch closure, behind the switch closure, ultrasonic transmitter obtains power supply, starts working, over time, switch control unit is controlled described switch and is disconnected, and empties timer, makes the timer reclocking, the ultrasonic transmitter outage quits work.
So move in circles, realize that then ultrasonic transmitter regularly launches ultrasonic wave, reverse osmosis membrane is cleaned.
Under the another kind of situation, control device comprises:
Be arranged at the water meter of described high pressure intake;
One switch is set in the supply line of ultrasonic transmitter; With
Switch control unit.
After switch control unit finds that the water meter count value reaches thresholding, then control described switch closure, behind the switch closure, ultrasonic transmitter obtains power supply, starts working, over time, switch control unit is controlled described switch and is disconnected, and empties water meter, makes water meter count the water yield again, the ultrasonic transmitter outage quits work.
After the water meter count value reaches thresholding again, switch control unit is controlled described switch closure, behind the switch closure, ultrasonic transmitter obtains power supply, starts working, over time, switch control unit is controlled described switch and is disconnected, and empties water meter, makes water meter count the water yield again, the ultrasonic transmitter outage quits work.
So move in circles, when then the water yield of the processing of reverse osmosis membrane runs up to certain numerical value, reverse osmosis membrane is cleaned.
Under another situation, control device comprises:
Be used to monitor the monitoring modular of the fouling situation of described reverse osmosis membrane;
One switch is set in the supply line of ultrasonic transmitter; With
Switch control unit.
After monitoring module monitors acquires a certain degree to reverse osmosis membrane fouling, switch control unit is controlled described switch closure, behind the switch closure, ultrasonic transmitter obtains power supply, starts working, over time, the fouling situation is alleviated, switch control unit is controlled described switch and is disconnected, and the ultrasonic transmitter outage quits work.After for some time, monitoring module monitors acquires a certain degree to reverse osmosis membrane fouling, close control unit and control described switch closure again, behind the switch closure, ultrasonic transmitter obtains power supply, start working, over time, the fouling situation is alleviated, and switch control unit is controlled described switch and disconnected, the ultrasonic transmitter outage quits work.
So move in circles, when then the fouling of reverse osmosis membrane acquires a certain degree, reverse osmosis membrane is cleaned.
In specific embodiment of the utility model, this monitoring modular can be a water flux meter, detects under the certain pressure, and the permeable amount of unit membrane area when this water flux is lower than default thresholding, shows that fouling acquires a certain degree, otherwise a little less than showing that the fouling degree.
Certainly, should be understood that, above-mentioned control device all is the explanation of carrying out with the power supply supply of control ultrasonic transmitter, but the work that equally also can control ultrasonic transmitter in other way whether, as control the mode of the transverter in the ultrasonic transmitter, in this explanation for example that differs.
In specific embodiment of the utility model, consider hyperacoustic directivity, in order to improve the effect of cleaning, two ultrasonic transmitters preferably are set, one (first ultrasonic transmitter) is positioned at the place, high pressure intake, is the trumpet type ultrasonic transmitter, launches the ultrasonic wave consistent with water (flow) direction.Another (second ultrasonic transmitter) is arranged on the housing, is a cabochon ultrasonic transmitter, to the ultrasonic wave of film chamber emission perpendicular to water (flow) direction.
By two ultrasonic transmitters are set,, make that the fouling on the reverse osmosis membrane can access good cleaning to the orthogonal ultrasonic wave of film chamber transmit direction.
Certainly, reverse osmosis unit also should be included as the power supply equipment that ultrasonic transmitter provides the power supply of frequency adjustable (28-40kHz).
By regulating the frequency of power supply, can produce the ultrasonic wave of different frequency, further improve the effect of cleaning.
Reverse osmosis water purification system of the present utility model comprises pretreatment system 4, high-pressure pump 5 and reverse osmosis unit as shown in Figure 2, wherein:
Pretreatment system 4 is connected with reverse osmosis unit by high-pressure pump 5;
4 pairs of water of pretreatment system carry out pre-treatment such as media filtration, secondary filter and security personnel's filtration, to satisfy the requirement of RO film water inlet.
Described reverse osmosis unit comprises:
Reverse osmosis membrane 2 (oblique line among Fig. 1 in the film chamber) is arranged at 11 inside, described film chamber;
Be arranged on the described housing 1, and towards at least one ultrasonic transmitter 3 in described film chamber 11.
Reverse osmosis membrane is a kind ofly to make, have semipermeable film with exotic materials and working method.It can make some the component selectivity in the aqueous solution pass through under the impressed pressure effect, thereby reaches the purpose of desalination, purification or concentrating and separating.
Wherein, the structure and the working process of reverse osmosis unit are described in detail in front, do not repeat them here.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a reverse osmosis unit is characterized in that, comprising:
Housing has a film chamber, and described housing is provided with the high pressure intake, purify waste water water outlet and dense water water outlet;
Reverse osmosis membrane is arranged at inside, described film chamber;
Be arranged on the described housing, and towards at least one ultrasonic transmitter in described film chamber.
2. reverse osmosis unit according to claim 1 is characterized in that, also comprises:
One is used for the control device that the control ultrasonic transmitter starts when pre-conditioned the establishment, is connected with described ultrasonic transmitter.
3. reverse osmosis unit according to claim 1, it is characterized in that, described at least one ultrasonic transmitter comprises first ultrasonic transmitter and second ultrasonic transmitter, first ultrasonic transmitter is positioned at the place, high pressure intake, launch the ultrasonic wave consistent with water (flow) direction, second ultrasonic transmitter is arranged on the housing, and emission is perpendicular to the ultrasonic wave of water (flow) direction.
4. reverse osmosis unit according to claim 3 is characterized in that, first ultrasonic transmitter is the trumpet type ultrasonic transmitter, and second ultrasonic transmitter is the cabochon ultrasonic transmitter.
5. a reverse osmosis water purification system comprises pretreatment system, high-pressure pump and reverse osmosis unit, and pretreatment system is connected with reverse osmosis unit by high-pressure pump, it is characterized in that, described reverse osmosis unit comprises:
Housing has a film chamber, and described housing is provided with the high pressure intake, purify waste water water outlet and dense water water outlet; Described high pressure intake is connected with the high-pressure pump water outlet by water pipe;
Reverse osmosis membrane is arranged at inside, described film chamber;
Be arranged on the described housing, and towards at least one ultrasonic transmitter in described film chamber.
6. reverse osmosis water purification system according to claim 5 is characterized in that, described reverse osmosis unit also comprises:
One is used for the control device that the control ultrasonic transmitter starts when pre-conditioned the establishment, is connected with described ultrasonic transmitter.
7. reverse osmosis water purification system according to claim 5, it is characterized in that, described at least one ultrasonic transmitter comprises first ultrasonic transmitter and second ultrasonic transmitter, first ultrasonic transmitter is positioned at the place, high pressure intake, launch the ultrasonic wave consistent with water (flow) direction, second ultrasonic transmitter is arranged on the housing, and emission is perpendicular to the ultrasonic wave of water (flow) direction.
8. reverse osmosis water purification system according to claim 7 is characterized in that, first ultrasonic transmitter is the trumpet type ultrasonic transmitter, and second ultrasonic transmitter is the cabochon ultrasonic transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201694271U CN201665564U (en) | 2010-04-20 | 2010-04-20 | Reverse osmosis device and reverse osmosis water purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201694271U CN201665564U (en) | 2010-04-20 | 2010-04-20 | Reverse osmosis device and reverse osmosis water purification system |
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| Publication Number | Publication Date |
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| CN201665564U true CN201665564U (en) | 2010-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201694271U Expired - Fee Related CN201665564U (en) | 2010-04-20 | 2010-04-20 | Reverse osmosis device and reverse osmosis water purification system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963961A (en) * | 2012-11-27 | 2013-03-13 | 江苏白雪电器股份有限公司 | Water treatment device |
| CN103007761A (en) * | 2012-12-11 | 2013-04-03 | 常州大学 | Method and device for slowing down concentration polarization of natural gas desulfurizing agent methyl diethanolamine |
| CN103721570A (en) * | 2014-01-15 | 2014-04-16 | 王链钢 | Ultrasonic transducer type RO (Reverse Osmosis) scale prevention membrane shell |
| CN106731840A (en) * | 2016-12-15 | 2017-05-31 | 大工（青岛）新能源材料技术研究院有限公司 | A kind of high-efficiency frequency conversion vibrates counter-infiltration dialysis apparatus and method |
| CN109020040A (en) * | 2018-08-02 | 2018-12-18 | 上海雷鸣水处理技术有限公司 | A kind of desalination plant and method |
-
2010
- 2010-04-20 CN CN2010201694271U patent/CN201665564U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963961A (en) * | 2012-11-27 | 2013-03-13 | 江苏白雪电器股份有限公司 | Water treatment device |
| CN102963961B (en) * | 2012-11-27 | 2014-10-08 | 江苏白雪电器股份有限公司 | Water treatment device |
| CN103007761A (en) * | 2012-12-11 | 2013-04-03 | 常州大学 | Method and device for slowing down concentration polarization of natural gas desulfurizing agent methyl diethanolamine |
| CN103721570A (en) * | 2014-01-15 | 2014-04-16 | 王链钢 | Ultrasonic transducer type RO (Reverse Osmosis) scale prevention membrane shell |
| CN106731840A (en) * | 2016-12-15 | 2017-05-31 | 大工（青岛）新能源材料技术研究院有限公司 | A kind of high-efficiency frequency conversion vibrates counter-infiltration dialysis apparatus and method |
| CN109020040A (en) * | 2018-08-02 | 2018-12-18 | 上海雷鸣水处理技术有限公司 | A kind of desalination plant and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20140420 |