CN202046945U - Single-stage and two-stage reverse osmosis exchanging system - Google Patents
Single-stage and two-stage reverse osmosis exchanging system Download PDFInfo
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- CN202046945U CN202046945U CN2011200545950U CN201120054595U CN202046945U CN 202046945 U CN202046945 U CN 202046945U CN 2011200545950 U CN2011200545950 U CN 2011200545950U CN 201120054595 U CN201120054595 U CN 201120054595U CN 202046945 U CN202046945 U CN 202046945U
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Abstract
The utility model discloses a single-stage and two-stage reverse osmosis exchanging system, which comprises a first reverse osmosis system, a second reverse osmosis system and a connection pipeline, wherein each set of reverse osmosis system comprises a high-pressure pump, a reverse osmosis device, a concentrated water draining pond and water tanks. The single-stage and two-stage reverse osmosis exchanging system is characterized in that: a water inlet pipeline of the second reverse osmosis system is provided with an inflow water cutoff valve; an original water outlet between a first water tank and a second water tank is connected through a pipeline; the pipeline is provided with an outflow water cutoff valve; both the first water tank and the second water tank are provided with fresh water outlets; the fresh water outlet of the first water tank is connected with the inlet of a second high-pressure pump; and the connecting pipeline is provided with an adjustable throttling cutoff valve. By arranging the cutoff valve, the adjustable throttling cutoff valve, a circulation pump and the like on relevant pipelines, the exchange between a single-stage reverse osmosis system and a two-stage reverse osmosis system is realized. According to the technical scheme of the utility model, the exchange between the single-stage reverse osmosis system and a reverse osmosis system over two stages can be realized. Due to the adoption of the single-stage and two-stage reverse osmosis exchanging system, the equipment utilization ratio of a water treatment enterprise in a coastal area in China can be increased, and the investment on water treatment equipment is lowered.
Description
Technical field:
The present invention relates to a kind of water treatment system, particularly a kind of reverse osmosis water treatment system.
Background technology:
China's Coastal Areas has salty tide to take place in the dry season more, the saltiness of surface water can sharply increase, be generally more than 10 times of normal season, have influence on the quality of some areas dry point, for the enterprise that adopts reverse osmosis to carry out water treatment, the product water water quality of first-stage reverse osmosis can not reach user's requirement; If the higher two-pass reverse osmosis system of acquisition cost then finishes back first-stage reverse osmosis system in the salty tide phase and can reach the water requirement, the two-pass reverse osmosis system seems unnecessary, has wasted investment.For satisfying user's urban water demand, generally there are a plurality of water treatment units in water treatment enterprise, and these units are unit operation, and as shown in Figure 1, two cover single-stage reverse osmosis water treatment system isolated operations have water outlet separately.Current, there is the regional enterprise that salty tide takes place generally to purchase first-stage reverse osmosis system or two-pass reverse osmosis system.The first-stage reverse osmosis system uses tap water instead and does not show river practicably during salty tide, cause water producing cost to be doubled and redoubled.Two-pass reverse osmosis can part leave unused after the salty damp phase finishes, and promptly every year 75% time portion equipment being arranged is to be in idle state.
How to reduce the running cost of water treating equipment and lness ratio of plant and be coastland water treatment enterprise and need the problem that solves always.
Summary of the invention:
The objective of the invention is to overcome the deficiencies in the prior art, the single-stage reverse osmosis water treatment system is made up, realize the exchange of single-stage and two-pass reverse osmosis system, a kind of reverse osmosis system that improves the water treating equipment utilization ratio is provided, reduce the investment of system water treating equipment.
According to technical scheme provided by the invention, described single-stage and two-pass reverse osmosis interchange system comprise first reverse osmosis system, second reverse osmosis system and connecting pipeline thereof, every cover reverse osmosis system comprises high-pressure pump, reverse osmosis unit, concentrated water discharge pond and water tank, and wherein the suction culvert of second reverse osmosis system is provided with into water stopping valve; Former water outlet between first water tank and second water tank connects with pipeline, and the water outlet stopping valve is housed on the pipeline; First water tank and second water tank are equipped with new water outlet, and wherein the new water outlet of first water tank is connected with the import of second high-pressure pump, and the adjustable throttle stopping valve is housed on the connecting pipeline.
On the pipeline between the new water outlet of the adjustable throttle stopping valve and first water tank, also be provided with water circulating pump.
Principle of work of the present invention is as follows:
There is not the salty phase time of tide.Open into water stopping valve and water outlet stopping valve, close the adjustable throttle stopping valve, water outlet after first reverse osmosis system is handled enters second water tank through water outlet stopping valve and connecting pipeline, and the water outlet after second reverse osmosis system is handled is discharged through the new outlet of second water tank and offered the user.This moment, first reverse osmosis system and second reverse osmosis system were for being connected in parallel the function of realization single-stage water treatment system.
Salty damp generation period.Close into water stopping valve and water outlet stopping valve, open the adjustable throttle stopping valve, enter the first high-pressure pump supercharging, after first reverse osmosis unit is handled, enter first water tank, finish first step reverse-osmosis treated, dense water is then drained through the first discharging pond; The water of first water tank enters second high-pressure pump through connecting pipeline again, the effect of the throttling stop valve on this connecting pipeline is the coupling that realizes the water inlet of the water outlet of first reverse osmosis system and second reverse osmosis system, recycle pump and adjustable throttle stopping valve cooperate then can control the water yield more accurately, after second reverse osmosis unit is handled, enter second water tank, finish second stage reverse-osmosis treated.This moment, first reverse osmosis system and second reverse osmosis system were for being connected in series the function of realization secondary water treatment system.
The present invention can realize the exchange of single-stage and two-pass reverse osmosis water treatment system, and input cost is low, has improved the utilization ratio of water treating equipment, can reduce the facility investment of water treatment enterprise effectively.
Description of drawings
Fig. 1 is the reverse osmosis water treatment system synoptic diagram of existing isolated operation.
Fig. 2 is the structural representation of the embodiment of the invention
Embodiment
As shown in Figure 2, single-stage and two-pass reverse osmosis interchange system comprise first reverse osmosis water treatment system 1, second reverse osmosis water treatment system 2 and the connecting pipeline thereof, first reverse osmosis water treatment system 1 comprises that high-pressure pump 101, reverse osmosis unit 102, concentrated water drainage pond 103 and water tank 104, the second reverse osmosis water treatment systems 2 comprise high-pressure pump 201, reverse osmosis unit 202, concentrated water drainage pond 203 and water tank 204.A water outlet of water tank 1 links to each other with a water outlet of water tank 2, and water outlet stopping valve 5 is housed on the pipe connecting; Another water outlet of water tank 1 links to each other with the water-in of high-pressure pump 201, and water circulating pump 3, adjustable throttle stopping valve 4 are housed on the connecting pipeline, and into water stopping valve 6 also is housed on the front end pipeline of high-pressure pump water-in.
When system's single-stage is worked, open into water stopping valve 6 and water outlet stopping valve 5, close adjustable throttle stopping valve 4, start high-pressure pump 101 and high-pressure pump 102.Water outlet after reverse osmosis unit 102 is handled enters water tank 104, enters water tank 204 through water outlet stopping valve 5 and connecting pipeline again; The water outlet that water outlet after reverse osmosis unit 202 is handled directly enters water tank 204 and water tank 104 offers the user by the water outlet discharge together, and dense water then level discharging pond 103 is drained with discharging pond 203.When system's single-stage was worked, first reverse osmosis system 1 and second reverse osmosis system 2 were connected in parallel.
During the system secondary work, close into water stopping valve 6 and water outlet stopping valve 5, open adjustable throttle stopping valve 4, start high-pressure pump 101, high-pressure pump 102 and recycle pump 3.Water inlet enters water tank 104 after reverse osmosis unit 102 is handled, finish first step reverse-osmosis treated, and dense water is drained through discharging pond 103.Water in the water tank 104 enters high-pressure pump 201 through recycle pump 3, adjustable throttle stopping valve 4 again, and recycle pump 3 and adjustable throttle stopping valve 4 cooperate accurately controls the water yield that enters high-pressure pump 201 from water tank 104, to realize the coupling between the two steps ro system.Water is handled the laggard water tank 204 of going into through reverse osmosis unit 202, discharges by water outlet and offers the user, and dense water takes back the water-in of high-pressure pump 101, utilizes once more, finishes second stage reverse-osmosis treated.During the system secondary work, first reverse osmosis system 1 and second reverse osmosis system 2 are for being connected in series.
According to embodiments of the invention, can also realize the exchange of single-stage and the above reverse osmosis system of secondary.Only need correspondingly increase recycle pump, stopping valve, adjustable throttle stopping valve and connecting pipeline, the high-pressure pump that the water outlet that second-stage treatment is later inserts another reverse osmosis water treatment system can realize the exchange of single-stage and three grades of reverse osmosis systems, the rest may be inferred, also can realize the exchange of single-stage and level Four etc. etc., realize the reverse-osmosis treated of the water of higher salt concentration.All all drop into the protection domain of this patent according to the modification of present embodiment.
Claims (2)
1. single-stage and two-pass reverse osmosis interchange system, comprise first reverse osmosis system, second reverse osmosis system and connecting pipeline thereof, every cover reverse osmosis system comprises high-pressure pump, reverse osmosis unit, concentrated water discharge pond and water tank, it is characterized in that the suction culvert of second reverse osmosis system is provided with into water stopping valve; Former water outlet between first water tank and second water tank connects with pipeline, and the water outlet stopping valve is housed on the pipeline; First water tank and second water tank are equipped with new water outlet, and wherein the new water outlet of first water tank is connected with the import of second high-pressure pump, and the adjustable throttle stopping valve is housed on the connecting pipeline.
2. single-stage according to claim 1 and two-pass reverse osmosis interchange system is characterized in that also being provided with water circulating pump on the pipeline between the new water outlet of the described adjustable throttle stopping valve and first water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200545950U CN202046945U (en) | 2011-03-02 | 2011-03-02 | Single-stage and two-stage reverse osmosis exchanging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200545950U CN202046945U (en) | 2011-03-02 | 2011-03-02 | Single-stage and two-stage reverse osmosis exchanging system |
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| Publication Number | Publication Date |
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| CN202046945U true CN202046945U (en) | 2011-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200545950U Expired - Fee Related CN202046945U (en) | 2011-03-02 | 2011-03-02 | Single-stage and two-stage reverse osmosis exchanging system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103508574A (en) * | 2012-06-26 | 2014-01-15 | 安徽佳明环保科技股份有限公司 | Single-stage reverse osmosis purified water production process with two-stage reverse osmosis system formed through partial conversion |
| CN103508515A (en) * | 2012-06-26 | 2014-01-15 | 安徽佳明环保科技股份有限公司 | Two-stage reverse osmosis purified water production process with single-stage reverse osmosis system formed through partial conversion |
| CN104386781A (en) * | 2014-10-24 | 2015-03-04 | 苏州富奇诺水治理设备有限公司 | Method for filtering water by utilizing filter with double-membrane assembly |
| CN104860380A (en) * | 2015-05-15 | 2015-08-26 | 佛山市美的清湖净水设备有限公司 | Reverse osmosis water purification system and water purification equipment |
-
2011
- 2011-03-02 CN CN2011200545950U patent/CN202046945U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103508574A (en) * | 2012-06-26 | 2014-01-15 | 安徽佳明环保科技股份有限公司 | Single-stage reverse osmosis purified water production process with two-stage reverse osmosis system formed through partial conversion |
| CN103508515A (en) * | 2012-06-26 | 2014-01-15 | 安徽佳明环保科技股份有限公司 | Two-stage reverse osmosis purified water production process with single-stage reverse osmosis system formed through partial conversion |
| CN104386781A (en) * | 2014-10-24 | 2015-03-04 | 苏州富奇诺水治理设备有限公司 | Method for filtering water by utilizing filter with double-membrane assembly |
| CN104860380A (en) * | 2015-05-15 | 2015-08-26 | 佛山市美的清湖净水设备有限公司 | Reverse osmosis water purification system and water purification equipment |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20111123 Termination date: 20140302 |