CN204079550U - Two-pass reverse osmosis deep desalting device - Google Patents
Two-pass reverse osmosis deep desalting device Download PDFInfo
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- CN204079550U CN204079550U CN201420535170.5U CN201420535170U CN204079550U CN 204079550 U CN204079550 U CN 204079550U CN 201420535170 U CN201420535170 U CN 201420535170U CN 204079550 U CN204079550 U CN 204079550U
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- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 23
- 238000011033 desalting Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 135
- 238000012544 monitoring process Methods 0.000 claims description 19
- 230000002950 deficient Effects 0.000 claims description 3
- 238000010612 desalination reaction Methods 0.000 abstract description 8
- 238000000746 purification Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 238000007872 degassing Methods 0.000 description 2
- 238000005115 demineralization Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000007516 brønsted-lowry acids Chemical class 0.000 description 1
- 150000007528 brønsted-lowry bases Chemical class 0.000 description 1
- 230000002328 demineralizing effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of two-pass reverse osmosis deep desalting device, comprise one-level booster pump, one-level RO module, two stage supercharging pump, secondary RO module and water storage pressure-accumulating tank, the water outlet of one-level booster pump is communicated with the water-in of one-level RO module by the first pipeline, the pure water inlet of described one-level RO module is communicated with the water-in of two stage supercharging pump by the second pipeline, the dense water out of one-level RO module is communicated with concentrated water discharge pond by the 8th pipeline, the water outlet of described two stage supercharging pump is communicated with the water-in of secondary RO module by the 3rd pipeline, the pure water inlet of secondary RO module and the 4th pipeline connection, the dense water out of secondary RO module is communicated with one end of the 5th pipeline, the other end of described 5th pipeline is by T-valve and the 6th pipeline and the 7th pipeline connection, the other end of described 6th pipeline is communicated with water inlet pipe, the other end of described 7th pipeline is communicated with concentrated water discharge pond.This device can carry out water desalination process efficiently.
Description
Technical field
The utility model relates to a kind of desalination treatment unit of water, particularly relates to a kind of two-pass reverse osmosis deep desalting device.
Background technology
The salt processing method that removes of water has multiple, a kind of method that ion-exchange demineralization Fa Shi China is conventional.But due in treating processes, a large amount of bronsted lowry acids and bases bronsted lowries be consumed and carry out regeneration of ion-exchange resin, and the regeneration waste liquid produced after regeneration is the waste water of supersalinity, processes very difficult, finally can cause the pollution to natural stream networks.
In recent years, along with the development of water technology and the raising of environmental requirement, utilize reverse osmosis method desalination to start generally to apply, solve the problem of the wastewater treatment difficulty of ion-exchange demineralization method.The Chinese patent being 203602381U as publication number discloses a kind of two-pass reverse osmosis pure water making machine, comprise the ultrafiltration apparatus, first-stage reverse osmosis equipment, degassing film equipment and the second-level reverse osmosis device that are linked in sequence with pipeline, and from the water producing pipe of second-level reverse osmosis device, draw and pick out a product water return line, enter in the water inlet pipe of second-level reverse osmosis device and mix with the product water of degassing film equipment, then enter second-level reverse osmosis device.But due to not supercharging device between the first-stage reverse osmosis equipment of this device and second-level reverse osmosis device, cause the efficiency of its water treatment not high.
Utility model content
The utility model object is to provide a kind of two-pass reverse osmosis deep desalting device, can carry out water desalination process efficiently.
The utility model technical solution problem adopts following technical scheme: a kind of two-pass reverse osmosis deep desalting device, comprise one-level booster pump, one-level RO module (i.e. first-stage reverse osmosis module), two stage supercharging pump, secondary RO module (i.e. two-pass reverse osmosis module) and water storage pressure-accumulating tank
The water-in of described one-level booster pump is communicated with water inlet pipe, the water outlet of one-level booster pump is communicated with the water-in of one-level RO module by the first pipeline, the pure water inlet of described one-level RO module is communicated with the water-in of two stage supercharging pump by the second pipeline, the dense water out of one-level RO module is communicated with concentrated water discharge pond by the 8th pipeline, the water outlet of described two stage supercharging pump is communicated with the water-in of secondary RO module by the 3rd pipeline, the pure water inlet of secondary RO module and the 4th pipeline connection, the dense water out of secondary RO module is communicated with one end of the 5th pipeline, the other end of described 5th pipeline is by T-valve and the 6th pipeline and the 7th pipeline connection, the other end of described 6th pipeline is communicated with water inlet pipe, the other end of described 7th pipeline is communicated with concentrated water discharge pond,
Second pipeline is provided with the first check valve, 5th pipeline is provided with the second check valve, 7th pipeline is provided with the first magnetic valve, described first magnetic valve is in normally open (valve port at the first magnetic valve two ends is communicated with), when described one-level booster pump is in running order, first solenoid valves (valve port at the first magnetic valve two ends is not communicated with), when described one-level booster pump is in off-position, first magnetic valve power-off (valve port at the first magnetic valve two ends is communicated with)
Described water storage pressure-accumulating tank is by the 9th pipeline and the second pipeline connection, the junction of described 9th pipeline and the second pipeline is between the first check valve and two stage supercharging pump, described water storage pressure-accumulating tank is provided with the first pressure switch and the second pressure switch, described first pressure switch and the second pressure switch are all in normally off
When the pressure in water storage pressure-accumulating tank is higher than the first setting pressure, first pressure switch disconnects, one-level booster pump shuts down, when the pressure in water storage pressure-accumulating tank is lower than the second setting pressure, second pressure switch disconnects, two stage supercharging pump shuts down, and described first setting pressure is greater than the second setting pressure.
Optionally, this device also comprises water quality monitoring system, described water quality monitoring system is arranged on the 4th pipeline, 4th pipeline is also provided with the second magnetic valve, described water quality monitoring system is between secondary RO module and the second magnetic valve, by the tenth pipeline connection between described 4th pipeline and the 5th pipeline, the tie point of described tenth pipeline and the 4th pipeline is between water quality monitoring system and the second magnetic valve, the tie point of described tenth pipeline and the 5th pipeline is between the second check valve and the 6th pipeline, described tenth pipeline is also provided with the 3rd magnetic valve and the 3rd check valve, when described water quality monitoring system monitor water quality qualified after, second magnetic valve is connected, 3rd magnetic valve disconnects, when water quality monitoring system monitor water quality defective after, second magnetic valve disconnects, 3rd magnetic valve is connected.
Optionally, described 4th pipeline is communicated with water tank.
The utility model has following beneficial effect: the utility model by arranging one-level booster pump before one-level RO module, before secondary RO module, two stage supercharging pump is set, enough pressure can be provided for one-level RO module and secondary RO module, realize carrying out water desalination process efficiently, and the dense water that secondary RO module produces by this device by the 5th pipeline and the 6th Pipeline transport to water inlet pipe place, the utilization ratio of water can be improved, cut the waste.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model two-pass reverse osmosis deep desalting device;
In figure, mark is illustrated as: 10-one-level booster pump; 11-one-level RO module; 12-two stage supercharging pump; 13-secondary RO module; 14-water storage pressure-accumulating tank; 15-water inlet pipe; 16-first pipeline; 17-second pipeline; 18-the 3rd pipeline; 19-the 4th pipeline; 20-the 5th pipeline; 21-the 6th pipeline; 22-the 7th pipeline; 23-the 8th pipeline; 24-the 9th pipeline; 25-the tenth pipeline; 26-concentrated water discharge pond; 27-first check valve; 28-second check valve; 29-the 3rd check valve; 30-first magnetic valve; 31-second magnetic valve; 32-the 3rd magnetic valve; 33-first pressure switch; 34-second pressure switch; 35-water quality monitoring system; 36-water tank.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
As shown in Figure 1, present embodiments provide a kind of two-pass reverse osmosis deep desalting device, comprise one-level booster pump 10, one-level RO module 11, two stage supercharging pump 12, secondary RO module 13 and water storage pressure-accumulating tank 14.The water-in of one-level booster pump 10 is communicated with water inlet pipe 15, the water outlet of one-level booster pump 10 is communicated with the water-in of one-level RO module 11 by the first pipeline 16, the pure water inlet of one-level RO module 11 is communicated with the water-in of two stage supercharging pump 12 by the second pipeline 17, and the dense water out of one-level RO module 11 is communicated with concentrated water discharge pond 26 by the 8th pipeline 23.
The water outlet of two stage supercharging pump 12 is communicated with the water-in of secondary RO module 13 by the 3rd pipeline 18, the pure water inlet of secondary RO module 13 is communicated with the 4th pipeline 19, the dense water out of secondary RO module 13 is communicated with one end of the 5th pipeline 20, the other end of the 5th pipeline 20 is communicated with the 7th pipeline 22 with the 6th pipeline 21 by T-valve, the other end of the 6th pipeline 21 is communicated with water inlet pipe 15, and the other end of the 7th pipeline 22 is communicated with concentrated water discharge pond 26.
Second pipeline 17 is provided with the first check valve 27,5th pipeline is provided with the second check valve 28,7th pipeline 22 is provided with the first magnetic valve 30, first magnetic valve 30 is in normally open, when one-level booster pump 10 is in running order, first magnetic valve 30 is energized, and namely the water-in of the first magnetic valve 30 is not communicated with water outlet; When one-level booster pump 10 is in off-position, the first magnetic valve 30 power-off, namely the water-in of the first magnetic valve 30 is communicated with water outlet.
Water storage pressure-accumulating tank 14 is communicated with the second pipeline 17 by the 9th pipeline 24, the junction of the 9th pipeline 24 and the second pipeline 17 is between the first check valve 27 and two stage supercharging pump 12, water storage pressure-accumulating tank 14 is provided with the first pressure switch 33 and the second pressure switch 34, first pressure switch 33 and the second pressure switch 34 are all in normally off, when the pressure in water storage pressure-accumulating tank 14 is higher than the first setting pressure, first pressure switch 33 disconnects, one-level booster pump 10 shuts down, when the pressure in water storage pressure-accumulating tank 14 is lower than the second setting pressure, second pressure switch 34 disconnects, two stage supercharging pump 12 shuts down, first setting pressure is greater than the second setting pressure.First setting pressure is slightly less than the rated pressure of water storage pressure-accumulating tank 14, and the second setting pressure is the minimum hydraulic pressure that two stage supercharging pump can work.
This device in use, one-level booster pump 10 by pending water after water inlet pipe 15 is extracted out, send into one-level RO module 11, the pure water inlet of one-level RO module 11 is connected with two stage supercharging pump 12 by the second pipeline 17, water purification after first desalination purification is delivered to secondary RO module 13 by two stage supercharging pump 12, secondary RO module 13 obtains the water purification of deep desalting treatment after the water purification after primary purification is carried out secondary desalination purification.The dense water of one-level that one-level RO module 11 produces enters concentrated water discharge pond 26 through the 8th pipeline 23, the dense water of secondary that secondary RO module 13 produces delivers to water inlet pipe 15 place through the 5th pipeline 20 and the 6th pipeline 21, again enters one-level RO module after mixing with the water in water inlet pipe 15.Second pipeline 17 arranges the first check valve 27 can avoid water to flow from two stage supercharging pump 12 to one-level RO module 11, the 5th pipeline 20 arranges the second check valve 28 water can be avoided to be flowed to secondary RO module 13 through the 6th pipeline 21 and the 5th pipeline 20 by water inlet pipe 15.When one-level booster pump 10 normally works, first magnetic valve 30 is energized, the water-in of the first magnetic valve 30 is not communicated with water outlet, the dense water of secondary that secondary RO module 13 produces is sent to water inlet pipe 15, when one-level booster pump 10 does not work, the first magnetic valve 30 power-off, the first magnetic valve 30 is in normally open, namely be communicated with between the water-in of the first magnetic valve 30 and water outlet, the dense water of secondary that secondary RO module 13 produces enters concentrated water discharge pond 26 by the 5th pipeline 20 and the 7th pipeline 22.
The utility model is by arranging water storage pressure-accumulating tank 14, and the first pressure switch 33 and the second pressure switch 34 is installed on water storage pressure-accumulating tank 14, one-level booster pump 10 is controlled by the first pressure switch 33, second pressure switch 34 controls two stage supercharging pump 12, the water all the time in water storage pressure-accumulating tank 14 with enough pressure can be ensured, for secondary RO module 13 provides sufficient primary purification water, and water storage pressure-accumulating tank can be avoided to damage.
In order to improve the utilization ratio of water resources, this device also comprises water quality monitoring system 35, water quality monitoring system 35 is arranged on the 4th pipeline 19, and the 4th pipeline 19 is also provided with the second magnetic valve 31, and water quality monitoring system 35 is between secondary RO module 13 and the second magnetic valve 31.Be communicated with by the tenth pipeline 25 between 4th pipeline 19 and the 5th pipeline 20, the tie point of the tenth pipeline 25 and the 4th pipeline 19 is between water quality monitoring system 35 and the second magnetic valve 31.The tie point of the tenth pipeline 25 and the 5th pipeline 20 is between the second check valve 28 and the 6th pipeline 21, namely on the 5th pipeline 20, a T-valve is installed, tenth pipeline 25 is communicated with the 5th pipeline 20 by T-valve, and the second check valve 28 is between secondary RO module 13 and this T-valve.
Tenth pipeline 25 is also provided with the 3rd magnetic valve 32 and the 3rd check valve 29, when water quality monitoring system 35 monitor water quality qualified after, second magnetic valve 31 is connected, 3rd magnetic valve 32 disconnects, when water quality monitoring system 35 monitor water quality defective after, second magnetic valve 31 disconnects, and the 3rd magnetic valve 32 is connected.In the present embodiment, the 4th pipeline 19 is communicated with water tank 36.Water tank 36 is for storing the water purification obtained after two-pass reverse osmosis desalination.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (3)
1. a two-pass reverse osmosis deep desalting device, it is characterized in that, comprise one-level booster pump (10), one-level RO module (11), two stage supercharging pump (12), secondary RO module (13) and water storage pressure-accumulating tank (14)
The water-in of described one-level booster pump (10) is communicated with water inlet pipe (15), the water outlet of one-level booster pump (10) is communicated with the water-in of one-level RO module (11) by the first pipeline (16), the pure water inlet of described one-level RO module (11) is communicated with the water-in of two stage supercharging pump (12) by the second pipeline (17), the dense water out of one-level RO module (11) is communicated with concentrated water discharge pond (26) by the 8th pipeline (23), the water outlet of described two stage supercharging pump (12) is communicated with the water-in of secondary RO module (13) by the 3rd pipeline (18), the pure water inlet of secondary RO module (13) is communicated with the 4th pipeline (19), the dense water out of secondary RO module (13) is communicated with one end of the 5th pipeline (20), the other end of described 5th pipeline (20) is communicated with the 7th pipeline (22) with the 6th pipeline (21) by T-valve, the other end of described 6th pipeline (21) is communicated with water inlet pipe (15), the other end of described 7th pipeline (22) is communicated with concentrated water discharge pond (26)
Second pipeline (17) is provided with the first check valve (27), 5th pipeline (20) is provided with the second check valve (28), 7th pipeline (22) is provided with the first magnetic valve (30), described first magnetic valve (30) is in normally open, when described one-level booster pump (10) is in running order, first magnetic valve (30) is energized, when described one-level booster pump (10) is in off-position, first magnetic valve (30) power-off
Described water storage pressure-accumulating tank (14) is communicated with the second pipeline (17) by the 9th pipeline (24), the junction of described 9th pipeline (24) and the second pipeline (17) is positioned between the first check valve (27) and two stage supercharging pump (12), described water storage pressure-accumulating tank (14) is provided with the first pressure switch (33) and the second pressure switch (34), described first pressure switch (33) and the second pressure switch (34) are all in normally off
When the pressure in water storage pressure-accumulating tank (14) is higher than the first setting pressure, first pressure switch (33) disconnects, one-level booster pump (10) shuts down, when the pressure in water storage pressure-accumulating tank (14) is lower than the second setting pressure, second pressure switch (34) disconnects, two stage supercharging pump (12) shuts down, and described first setting pressure is greater than the second setting pressure.
2. two-pass reverse osmosis deep desalting device according to claim 1, it is characterized in that, also comprise water quality monitoring system (35), described water quality monitoring system (35) is arranged on the 4th pipeline (19), 4th pipeline (19) is also provided with the second magnetic valve (31), described water quality monitoring system (35) is positioned between secondary RO module (13) and the second magnetic valve (31), be communicated with by the tenth pipeline (25) between described 4th pipeline (19) and the 5th pipeline (20), the tie point of described tenth pipeline (25) and the 4th pipeline (19) is positioned between water quality monitoring system (35) and the second magnetic valve (31), the tie point of described tenth pipeline (25) and the 5th pipeline (20) is positioned between the second check valve (28) and the 6th pipeline (21), described tenth pipeline (25) is also provided with the 3rd magnetic valve (32) and the 3rd check valve (29), when described water quality monitoring system (35) monitor water quality qualified after, second magnetic valve (31) is connected, 3rd magnetic valve (32) disconnects, when water quality monitoring system (35) monitor water quality defective after, second magnetic valve (31) disconnects, 3rd magnetic valve (32) is connected.
3. two-pass reverse osmosis deep desalting device according to claim 2, is characterized in that, described 4th pipeline (19) is communicated with water tank (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420535170.5U CN204079550U (en) | 2014-09-17 | 2014-09-17 | Two-pass reverse osmosis deep desalting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420535170.5U CN204079550U (en) | 2014-09-17 | 2014-09-17 | Two-pass reverse osmosis deep desalting device |
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| Publication Number | Publication Date |
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| CN204079550U true CN204079550U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420535170.5U Expired - Lifetime CN204079550U (en) | 2014-09-17 | 2014-09-17 | Two-pass reverse osmosis deep desalting device |
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| CN (1) | CN204079550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105036401A (en) * | 2015-09-01 | 2015-11-11 | 常州康耐特环保科技股份有限公司 | Integrated two-stage reverse osmosis device |
-
2014
- 2014-09-17 CN CN201420535170.5U patent/CN204079550U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105036401A (en) * | 2015-09-01 | 2015-11-11 | 常州康耐特环保科技股份有限公司 | Integrated two-stage reverse osmosis device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150107 |