CN219194605U - High-efficient reverse osmosis dense water recovery structure - Google Patents
High-efficient reverse osmosis dense water recovery structure Download PDFInfo
- Publication number
- CN219194605U CN219194605U CN202320767809.1U CN202320767809U CN219194605U CN 219194605 U CN219194605 U CN 219194605U CN 202320767809 U CN202320767809 U CN 202320767809U CN 219194605 U CN219194605 U CN 219194605U
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- water
- reverse osmosis
- concentrated
- concentrated water
- recovery
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 212
- 238000011084 recovery Methods 0.000 title claims abstract description 56
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 56
- 238000011045 prefiltration Methods 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000012141 concentrate Substances 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 239000008213 purified water Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a high-efficiency reverse osmosis concentrated water recovery structure which comprises a raw water tank, a prefilter, a first-stage reverse osmosis device and a concentrated water recovery device, wherein a water outlet of the raw water tank is connected with the prefilter, a water outlet of the prefilter is connected with a water inlet of the first-stage reverse osmosis device, a concentrated water outlet of the first-stage reverse osmosis device is connected with a water inlet of the concentrated water recovery device, and a pure water outlet of the concentrated water recovery device is connected with a second water inlet of the raw water tank. The utility model further purifies the concentrated water passing through the first-stage reverse osmosis device by the concentrated water recovery device, and pure water after secondary purification by the concentrated water recovery device returns to the original water tank for purification again, thereby realizing the recovery and utilization of the concentrated water and having high pure water preparation rate.
Description
Technical Field
The utility model relates to the technical field of pure water preparation, in particular to a high-efficiency reverse osmosis concentrated water recovery structure.
Background
The reverse osmosis treatment equipment is used as special equipment for purified water filtration production, and utilizes the principle of selective permeation of a reverse osmosis membrane, and a high-pressure pump is used for applying a certain pressure to raw water passing through the reverse osmosis membrane, so that water molecules in the raw water can permeate the membrane to be dialyzed, and other inorganic salts, microorganisms, organic matters and the like can not permeate the membrane due to the interception characteristic of the reverse osmosis membrane on the substances. Thereby obtaining pure deionized water.
The concentrated water produced after one reverse osmosis in the existing pure water preparation process is large, but the recovery rate is not high, so that the overall pure water preparation rate is not high.
Disclosure of Invention
In order to overcome the above-mentioned shortcomings of the prior art, the present utility model aims to provide a high-efficiency reverse osmosis concentrated water recovery structure.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a high-efficient reverse osmosis dense water recovery structure, includes former water tank, prefilter, first level reverse osmosis unit and dense water recovery unit, the delivery port of former water tank with prefilter connects, prefilter's delivery port is connected with first level reverse osmosis unit's water inlet, first level reverse osmosis unit's dense water outlet with dense water recovery unit's water inlet is connected, dense water recovery unit's pure water outlet with former water tank's second water inlet is connected.
As a further improvement of the utility model: and a gate valve, a rotameter and a check valve are arranged between the concentrated water outlet of the first-stage reverse osmosis device and the water inlet of the concentrated water recovery device.
As a further improvement of the utility model: and a conductivity sensor, a check valve and a rotameter are arranged between the pure water outlet of the concentrated water recovery device and the second water inlet of the raw water tank.
As a further improvement of the utility model: the concentrated water recovery device is a reverse osmosis device.
As a further improvement of the utility model: the prefilter comprises a multi-medium filter, an activated carbon filter and a water softener which are sequentially connected through pipelines, and a raw water pump is arranged between the multi-medium filter and a water outlet of the raw water tank.
As a further improvement of the utility model: the water outlet of the water softener is sequentially connected with a cartridge filter and a high-pressure pump, and the high-pressure pump is connected with the water inlet of the first-stage reverse osmosis device.
As a further improvement of the utility model: the first water inlet of former water tank is connected with the inlet channel, the top of former water tank is connected with overflow branch pipe, the bottom of former water tank is equipped with the branch pipe that drains, be equipped with the ball valve on the branch pipe that drains, overflow branch pipe with the delivery port of branch pipe that drains all is connected to in the sump pit.
As a further improvement of the utility model: the water inlet of the first-stage reverse osmosis device, the concentrated water outlet and the water inlet of the concentrated water recovery device are all provided with pressure display meters.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the concentrated water passing through the first-stage reverse osmosis device is further purified through the concentrated water recovery device, the purified water after being secondarily purified through the concentrated water recovery device returns to the original water tank for further purification, so that the recovery and utilization of the concentrated water are realized, the produced concentrated water quantity is reduced, and finally the obtained purified water is correspondingly increased, so that the pure water preparation rate is high.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged schematic view of the structure of the concentrate recovery device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to solve the technical problems in the prior art, the present utility model will be further described with reference to the accompanying drawings and examples:
as shown in fig. 1 to 2, the utility model discloses a high-efficiency reverse osmosis concentrated water recovery structure, which comprises a raw water tank 1, a prefilter 2, a first-stage reverse osmosis device 3 and a concentrated water recovery device 4, wherein a water outlet of the raw water tank 1 is connected with the prefilter 2, a water outlet of the prefilter 2 is connected with a water inlet of the first-stage reverse osmosis device 3, a concentrated water outlet of the first-stage reverse osmosis device 3 is connected with a water inlet of the concentrated water recovery device 4, and a pure water outlet of the concentrated water recovery device 4 is connected with a second water inlet of the raw water tank 1.
Tap water is pressurized by a raw water pump 7 and is sent into a prefilter 2 for preliminary filtration, then enters a first-stage reverse osmosis device 3 for further filtration and purification, pure water is obtained from a pure water outlet of the first-stage reverse osmosis device 3, and concentrated water flowing out from a concentrated water outlet of the first-stage reverse osmosis device 3 enters a concentrated water recovery device 4 for secondary filtration and purification, and the concentrated water is fully recovered and utilized by the concentrated water recovery device 4.
Finally, pure water flowing out from the pure water outlet of the concentrated water recovery device 4 is recovered into the raw water tank 1, and then passes through the prefilter device 2, the first-stage reverse osmosis device 3 and the concentrated water recovery device 4 again for pure water preparation. Pure water prepared by the first-stage reverse osmosis device 3 can be directly stored for use, and concentrated water after passing through the concentrated water recovery device 4 can be stored for toilet flushing water and the like.
Preferably, the concentrated water recovery device 4 is a reverse osmosis device. The first-stage reverse osmosis device 3 and the concentrated water recovery device 4 are both in the prior art, a reverse osmosis membrane is adopted to change water with higher concentration into water with low concentration, and simultaneously, a large amount of impurities such as industrial pollutants, heavy metals, bacteria, viruses and the like which are mixed into the water are filtered completely, so that the physicochemical indexes and the sanitary standards which are quoted and regulated are achieved.
More preferably, a gate valve 101, a rotameter 102 and a check valve 103 are arranged between the concentrated water outlet of the first stage reverse osmosis unit 3 and the water inlet of the concentrated water recovery unit 4. A check valve 103 is used to prevent concentrate from flowing back into the first stage reverse osmosis unit 3 from the water inlet of the concentrate recovery unit 4.
More preferably, a conductivity sensor 104, a check valve 103 and a rotameter 102 are arranged between the pure water outlet of the concentrated water recovery device 4 and the second water inlet of the raw water tank 1. The check valve 103 is used to prevent the pure water generated by the concentrated water recovery apparatus 4 from flowing backward.
More preferably, the concentrated water recovery device 4 is further provided with a sampling valve 111.
Preferably, the prefilter 2 comprises a multi-medium filter 21, an activated carbon filter 22 and a water softener 23 which are sequentially connected through pipelines, and a raw water pump 7 is arranged between the multi-medium filter 21 and the water outlet of the raw water tank 1. The tap water is pretreated by a multi-medium filter 21 and an activated carbon filter 22 to finish coarse filtration, and then the hardness of the tap water is reduced by a water softener 23.
Preferably, a check valve 103 and a butterfly valve 109 are provided between the raw water pump 7 and the multi-medium filter 21, and a ball valve 108 is provided between the raw water pump 7 and the raw water tank 1.
More preferably, the water outlet of the water softener 23 is sequentially connected with a cartridge filter 5 and a high-pressure pump 6, and the high-pressure pump 6 is connected with the water inlet of the first-stage reverse osmosis device 3. After the water passing through the prefilter 2 is finely filtered by the cartridge filter 5, the water is pressed into the first-stage reverse osmosis device 3 by the high-pressure pump 6 for filtering and purifying.
Preferably, the pressure indicator 110 is arranged at the water inlets of the multi-medium filter 21, the activated carbon filter 22, the water softener 23 and the cartridge filter 5.
Preferably, a pressure indicator 110, an electric valve 105 and a low-pressure protection switch 106 are further arranged between the cartridge filter 5 and the high-pressure pump 6, and a high-pressure protection switch 107 is arranged at the water outlet of the high-pressure pump 6.
Preferably, a gate valve 101 and a check valve 103 are also arranged between the high-pressure pump 6 and the first stage reverse osmosis device 3.
Preferably, the first water inlet of the raw water tank 1 is connected with a water inlet pipe, the water inlet pipe is used for accessing tap water, the top of the raw water tank 1 is connected with an overflow branch pipe 11, the bottom of the raw water tank 1 is provided with a water discharge branch pipe 12, the water discharge branch pipe 12 is provided with a ball valve 108, and the overflow branch pipe 11 and the water outlet of the water discharge branch pipe 12 are connected into a water collecting well.
The overflow branch pipe 11 is used for discharging water into a water collecting well after the water in the raw water tank 1 is full, and the drain branch pipe 12 is used for discharging water which is convenient for cleaning the raw water tank 1 into the drain well from the bottom and is controlled by the ball valve 108.
More preferably, the upper end of the raw water tank 1 is provided with a ball float valve 8 for detecting the water level in the raw water tank 1.
Preferably, the water inlet of the first stage reverse osmosis unit 3, the concentrated water outlet and the water inlet of the concentrated water recovery unit 4 are all provided with pressure indicators 110.
The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a high-efficient reverse osmosis dense water recovery structure, its characterized in that, includes former water tank, prefilter, first level reverse osmosis unit and dense water recovery unit, the delivery port of former water tank with prefilter connects, prefilter's delivery port is connected with first level reverse osmosis unit's water inlet, first level reverse osmosis unit's dense water outlet with dense water recovery unit's water inlet is connected, dense water recovery unit's pure water outlet with former water tank's second water inlet is connected.
2. The efficient reverse osmosis concentrated water recovery structure according to claim 1, wherein a gate valve, a rotameter and a check valve are provided between the concentrated water outlet of the first stage reverse osmosis device and the water inlet of the concentrated water recovery device.
3. The efficient reverse osmosis concentrated water recovery structure according to claim 1, wherein a conductivity sensor, a check valve and a rotameter are provided between the pure water outlet of the concentrated water recovery device and the second water inlet of the raw water tank.
4. A high efficiency reverse osmosis concentrate recovery structure according to any one of claims 1 to 3, wherein said concentrate recovery means is a reverse osmosis means.
5. The efficient reverse osmosis concentrated water recovery structure according to claim 1, wherein the prefilter comprises a multi-medium filter, an activated carbon filter and a water softener which are sequentially connected through pipelines, and a raw water pump is arranged between the multi-medium filter and a water outlet of the raw water tank.
6. The efficient reverse osmosis concentrated water recovery structure according to claim 5, wherein the water outlet of the water softener is sequentially connected with a cartridge filter and a high-pressure pump, and the high-pressure pump is connected with the water inlet of the first-stage reverse osmosis device.
7. The efficient reverse osmosis concentrated water recovery structure according to claim 1, wherein the first water inlet of the raw water tank is connected with a water inlet pipe, the top of the raw water tank is connected with an overflow branch pipe, the bottom of the raw water tank is provided with a water discharge branch pipe, the water discharge branch pipe is provided with a ball valve, and the overflow branch pipe and the water outlet of the water discharge branch pipe are connected into a water collecting well.
8. The efficient reverse osmosis concentrated water recovery structure according to claim 1, wherein the water inlet of the first stage reverse osmosis device, the concentrated water outlet and the water inlet of the concentrated water recovery device are provided with pressure indicators.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320767809.1U CN219194605U (en) | 2023-04-10 | 2023-04-10 | High-efficient reverse osmosis dense water recovery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320767809.1U CN219194605U (en) | 2023-04-10 | 2023-04-10 | High-efficient reverse osmosis dense water recovery structure |
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| Publication Number | Publication Date |
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| CN219194605U true CN219194605U (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320767809.1U Active CN219194605U (en) | 2023-04-10 | 2023-04-10 | High-efficient reverse osmosis dense water recovery structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116143239A (en) * | 2023-04-10 | 2023-05-23 | 广东衡茂科技有限公司 | A high-efficiency water treatment system based on reverse osmosis |
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2023
- 2023-04-10 CN CN202320767809.1U patent/CN219194605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116143239A (en) * | 2023-04-10 | 2023-05-23 | 广东衡茂科技有限公司 | A high-efficiency water treatment system based on reverse osmosis |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 201, Building 3, Weijian Industrial Park, No. 291 Dayu Road, Nansha District, Guangzhou City, Guangdong Province, 511466 Patentee after: Guangdong Hengmao Technology Co.,Ltd. Country or region after: China Address before: 510000 Room 401, No.5, 3rd Street, Changli Road, Nansha District, Guangzhou City, Guangdong Province Patentee before: Guangdong Hengmao Technology Co.,Ltd. Country or region before: China |