CN215947001U - Concentrated water collecting and recycling device for water treatment system - Google Patents
Concentrated water collecting and recycling device for water treatment system Download PDFInfo
- Publication number
- CN215947001U CN215947001U CN202122652757.7U CN202122652757U CN215947001U CN 215947001 U CN215947001 U CN 215947001U CN 202122652757 U CN202122652757 U CN 202122652757U CN 215947001 U CN215947001 U CN 215947001U
- Authority
- CN
- China
- Prior art keywords
- water
- water tank
- reverse osmosis
- concentrated
- pure water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a concentrated water collecting and recycling device for a water treatment system, which comprises a raw water tank, wherein the raw water tank is connected with a water inlet pipe, the right side of the raw water tank is sequentially provided with a pretreatment device, a primary reverse osmosis device, a primary pure water tank, a secondary reverse osmosis device, a secondary pure water tank, EDI equipment, an ultrapure water tank and a concentrated water tank, and the raw water tank, the pretreatment device, the primary reverse osmosis device, the primary pure water tank, the secondary reverse osmosis device, the secondary pure water tank, the EDI equipment, the ultrapure water tank and the concentrated water tank are sequentially connected; the connecting pipeline provided by the utility model adopts the stainless steel pipe, and the stainless steel pipe has the advantages of good corrosion resistance, high structural strength and long service life.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a concentrated water collecting and recycling device for a water treatment system.
Background
The reverse osmosis technology is a water treatment technology adopting membrane separation, is a reverse process of osmosis imagination in nature, and is a reverse osmosis process which overcomes osmotic pressure of saline water by external driving force to enable water molecules to pass through a membrane. The whole water production process involves more instruments and equipment, and has higher technical content and higher price. Particularly, for some comprehensive hospitals, high-quality drinking water, such as direct drinking water, pure water, such as hemodialysis water, dental rinse water and the like, is needed, and ultrapure water, such as operation water, biochemical test water and the like, is needed in some places. However, when the reverse osmosis technology is carried out, concentrated water accounting for about 25% of the total water inflow is discharged, which causes great waste of water resources today when water resources are in short supply, and further popularization of the reverse osmosis technology is also seriously hindered.
Through retrieval, Chinese patent No. CN212051010U discloses a reverse osmosis concentrated water concentration and reuse device, the disclosed technical proposal comprises a salt extraction tank, a biochemical treatment system, an organic matter clarification and softening tank, an advanced treatment system, a softening bed, a concentrated water reverse osmosis device and a nanofiltration system which are sequentially communicated; the advanced treatment system comprises a multi-medium filter, an ultrafiltration device, a filter and a reverse osmosis device; the device also comprises a water collecting tank which is respectively communicated with the reverse osmosis device, the concentrated water reverse osmosis device and the fresh water end of the nanofiltration system; and the concentrated water end of the reverse osmosis device is communicated with the softening bed. The biochemical treatment system is used for carrying out water quality balance adjustment, adjusting the pH value, removing oil and macromolecular particles in water, controlling COD (chemical oxygen demand), ammonia nitrogen and the like in a certain range, and then removing the ammonia nitrogen, the COD and the like in the water through nitrification and denitrification; the clarifying and softening tank is added with sodium hydroxide, a coagulant, soda ash and a flocculating agent for reaction so as to remove most of hardness, alkalinity, turbidity and partial organic matters in water; the advanced treatment system carries out advanced filtration on the wastewater; the softening bed takes out calcium and magnesium ions in the wastewater; the concentrated water reverse osmosis device removes most of salt and organic matters in water; the nanofiltration system intercepts sodium sulfate and sodium chloride for recovery, and the wastewater is treated to an allowable range through the cooperation of all parts and is recycled.
The device disclosed above recovers the concentrated water obtained by reverse osmosis water treatment, the recovery process is complicated, the used raw materials are more, the cost is high, the overall structure is complex, the integration is not strong, the recovery treatment effect is not good, the time consumption is long, and therefore, a device for collecting and recycling the concentrated water of the water treatment system is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a concentrated water collecting and recycling device for a water treatment system.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a concentrated water collecting and recycling device for a water treatment system comprises a raw water tank, wherein the raw water tank is connected with a water inlet pipe, the right side of the raw water tank is sequentially provided with a pretreatment device, a primary reverse osmosis device, a primary pure water tank, a secondary reverse osmosis device, a secondary pure water tank, an EDI device, an ultrapure water tank and a concentrated water tank, the raw water tank, the pretreatment device, the primary reverse osmosis device, the primary pure water tank, the secondary reverse osmosis device, the secondary pure water tank, the EDI device, the ultrapure water tank and the concentrated water tank are sequentially connected, a primary concentrated water return pipe is connected between the concentrated water tank and the primary reverse osmosis device, the bottom end of the primary pure water tank is connected with a primary pure water point, a secondary concentrated water return pipe is connected between the secondary reverse osmosis device and the raw water tank, the bottom end of the secondary pure water tank is connected with a secondary pure water point, and an ultrapure concentrated water return pipe is connected between the EDI device and the raw water tank, the bottom end of the ultrapure water tank is connected with an ultrapure water consumption point, and the bottom end of the concentrated water tank is connected with a concentrated water consumption point.
Furthermore, the pretreatment device comprises a quartz sand filter, an activated carbon filter, a softener filter, a salt storage device and a security filter which are sequentially arranged from left to right, wherein the input end of the quartz sand filter is connected with the output end of the raw water tank, and the output end of the security filter is connected with the first-level reverse osmosis input end.
Further, the water inlet pipe is connected with a municipal tap water pipeline.
Furthermore, the first-stage reverse osmosis device is a membrane separation permeable membrane taking pressure difference as driving force, and the second-stage reverse osmosis device is a reverse osmosis membrane which enables water molecules to forcedly permeate through the membrane separation permeable membrane with selective permeation effect on the water molecules by means of pressure.
Furthermore, the connecting pipelines among the raw water tank, the pretreatment equipment, the first-stage reverse osmosis device, the first-stage pure water tank, the second-stage reverse osmosis device, the second-stage pure water tank, the EDI equipment, the ultrapure water tank and the concentrated water tank are stainless steel pipes.
Compared with the prior art, the utility model has the beneficial effects that: the utility model is used for collecting and reusing the concentrated water of the water treatment system, simple in construction, the structure is clear and understandable, realize the treatment of the municipal tap water through the original water tank, preconditioning plant, first-class reverse osmosis unit, first-class pure water tank, second-class reverse osmosis unit, second-class pure water tank, EDI apparatus, ultrapure water tank and concentrated water tank, the integral structure is easy to install, economical and durable, the solid structure, there is no movable part, high reliability, long service life, stability is good;
1. the pretreatment equipment comprises a quartz sand filter, an activated carbon filter, a softener filter, a salt storage device and a security filter which are sequentially connected from left to right, and the water filtration treatment effect is good;
2. the connecting pipeline provided by the utility model adopts the stainless steel pipe, and the stainless steel pipe has the advantages of good corrosion resistance, high structural strength and long service life.
In conclusion, the municipal tap water treatment device has the advantages of simple structure, clear and understandable structure, convenience in installation of the whole structure, economy and durability, solid structure, no movable part, high reliability, long service life and good stability, and municipal tap water is treated by the raw water tank, the pretreatment equipment, the primary reverse osmosis device, the primary pure water tank, the secondary reverse osmosis device, the secondary pure water tank, the EDI equipment, the ultrapure water tank and the concentrated water tank; the pretreatment equipment comprises a quartz sand filter, an activated carbon filter, a softener filter, a salt storage device and a security filter which are sequentially connected from left to right, and the water filtration treatment effect is good; the connecting pipeline provided by the utility model adopts the stainless steel pipe, and the stainless steel pipe has the advantages of good corrosion resistance, high structural strength and long service life.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
FIG. 1 is a schematic connection structure diagram of a concentrated water collecting and recycling device for a water treatment system according to the present invention.
In the figure: 1-water inlet pipe, 2-raw water tank, 3-pretreatment equipment, 4-first-stage reverse osmosis device, 5-first-stage concentrated water return pipe, 6-first-stage pure water tank, 7-first-stage pure water using point, 8-second-stage reverse osmosis device, 9-second-stage concentrated water return pipe, 10-second-stage pure water tank, 11-second-stage pure water using point, 12-EDI equipment, 13-ultrapure water concentrated water return pipe, 14-ultrapure water tank, 15-ultrapure water using point, 16-concentrated water tank and 17-concentrated water using point.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, a be used for concentrated water of water treatment system to collect recycling device, including former water tank 2, former water tank 2 is connected with inlet tube 1, former water tank 2 installs in proper order on the right side pretreatment device 3, one-level reverse osmosis unit 4, one-level pure water case 6, second grade reverse osmosis unit 8, second grade pure water case 10, EDI equipment 12, ultrapure water case 14 and concentrated water tank 16, former water tank 2, pretreatment device 3, one-level reverse osmosis unit 4, one-level pure water case 6, second grade reverse osmosis unit 8, second grade pure water case 10, EDI equipment 12, ultrapure water case 14 and concentrated water case 16 connect gradually, be connected with one-level concentrated water return pipe 5 between concentrated water case 16 and the one-level reverse osmosis unit 4, one-level pure water case 6 bottom is connected with one-level pure water point 7, be connected with second grade concentrated water return pipe 9 between second grade reverse osmosis unit 8 and the former water tank 2, the bottom end of the second-stage pure water tank 10 is connected with a second-stage pure water point 11, an ultrapure water concentrated water return pipe 13 is connected between the EDI equipment 12 and the raw water tank 2, an ultrapure water point 15 is connected to the bottom end of the ultrapure water tank 14, and a concentrated water point 17 is connected to the bottom end of the concentrated water tank 16.
The utility model is used for collecting and reusing concentrated water in a water treatment system, specifically, water to be treated enters a raw water tank 2 from a water inlet pipe 1, then flows into a pretreatment device 3 from the raw water tank 2, the pretreatment device 3 carries out simple water treatment, the water enters a primary reverse osmosis device 4 after the simple water treatment, the primary reverse osmosis device 4 carries out deep water treatment on the water, the water after the deep water treatment enters a primary pure water 6 for storage, the primary pure water in a primary pure water tank 6 is applied through a primary pure water point 7, the primary pure water enters a secondary reverse osmosis device 8 from the primary pure water tank 6 for secondary water treatment, the product water of the secondary water treatment enters a secondary pure water tank 10 for storage, the secondary pure water in the secondary pure water tank 10 is applied through a secondary pure water point 11, the secondary pure water enters an EDI device 12 from the secondary pure water tank 10 for ultrapure water treatment, and the product water after the ultrapure water treatment enters an ultrapure water tank 14 for storage, the ultrapure water is applied through a water consumption point of the ultrapure water;
concentrated water produced by the primary reverse osmosis device 4 enters a concentrated water tank 16 from a primary concentrated water return pipe 5 to be stored, and the concentrated water is applied through a concentrated water point position 17;
the secondary concentrated water produced by the secondary reverse osmosis device 8 enters the raw water tank 2 from a secondary concentrated water return pipe 9 for secondary utilization;
ultrapure water concentrated water produced by the EDI equipment enters the raw water tank 2 from the ultrapure water concentrated water return pipe 13 for secondary utilization.
The EDI equipment can scientifically integrate the electrodialysis technology and the ion exchange technology, realize the directional migration of ions in water under the action of an electric field through the selective permeation action of anions and cations and the exchange action of ion exchange resin on the ions in the water, thereby achieving the deep purification and desalination of water, and continuously regenerating filled resin through hydrogen ions and hydroxyl ions generated by water electrolysis, so that the EDI water production process can continuously produce high-quality ultrapure water without acid and alkali chemical medicine regeneration.
The pretreatment device 3 comprises a quartz sand filter, an activated carbon filter, a softener filter, a salt storage device and a security filter which are sequentially arranged from left to right, wherein the input end of the quartz sand filter is connected with the output end of the raw water tank 2, and the output end of the security filter is connected with the input end of the primary reverse osmosis 4.
The quartz sand filter, the activated carbon filter, the softener filter, the salt storage device and the safety filter are the conventional common water treatment filtering devices.
The water inlet pipe 1 is connected with a municipal tap water pipeline, and the utility model is used for treating municipal tap water wastewater.
The first-stage reverse osmosis device 4 is a membrane separation permeable membrane using pressure difference as driving force, the second-stage reverse osmosis device 8 is a reverse osmosis membrane which makes water molecules forcedly permeate through the membrane with selective permeation effect on the water molecules by means of pressure, and the water permeation treatment effect is good and the water treatment effect is excellent.
And the connecting pipelines among the raw water tank 2, the pretreatment equipment 3, the primary reverse osmosis device 4, the primary pure water tank 6, the secondary reverse osmosis device 8, the secondary pure water tank 10, the EDI equipment 12, the ultrapure water tank 14 and the concentrated water tank 16 are stainless steel pipes.
The stainless steel pipeline has good corrosion resistance, high structural strength and long service life.
The working principle and the using process of the utility model are as follows: the utility model is used for collecting and reusing concentrated water in a water treatment system, specifically, water to be treated enters a raw water tank 2 from a water inlet pipe 1, then flows into a pretreatment device 3 from the raw water tank 2, the pretreatment device 3 carries out simple water treatment, the water enters a primary reverse osmosis device 4 after the simple water treatment, the primary reverse osmosis device 4 carries out deep water treatment on the water, the water after the deep water treatment enters a primary pure water 6 for storage, the primary pure water in a primary pure water tank 6 is applied through a primary pure water point 7, the primary pure water enters a secondary reverse osmosis device 8 from the primary pure water tank 6 for secondary water treatment, the product water of the secondary water treatment enters a secondary pure water tank 10 for storage, the secondary pure water in the secondary pure water tank 10 is applied through a secondary pure water point 11, the secondary pure water enters an EDI device 12 from the secondary pure water tank 10 for ultrapure water treatment, and the product water after the ultrapure water treatment enters an ultrapure water tank 14 for storage, the ultrapure water is applied through a water point for ultrapure water.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a be used for water treatment system dense water to collect recycles device, includes former water tank (2), its characterized in that, former water tank (2) is connected with inlet tube (1), former water tank (2) right side installs in proper order preprocessing equipment (3), one-level reverse osmosis unit (4), one-level pure water case (6), second grade reverse osmosis unit (8), second grade pure water case (10), EDI equipment (12), ultrapure water case (14) and dense water tank (16), former water tank (2), preprocessing equipment (3), one-level reverse osmosis unit (4), one-level pure water case (6), second grade reverse osmosis unit (8), second grade pure water case (10), EDI equipment (12), ultrapure water case (14) and dense water tank (16) connect gradually, be connected with one-level dense water return pipe (5) between dense water tank (16) and one-level reverse osmosis unit (4), one-level pure water tank (6) bottom is connected with one-level pure water and uses water spot (7), be connected with second grade dense water wet return (9) between second grade reverse osmosis unit (8) and former water tank (2), second grade pure water tank (10) bottom is connected with second grade pure water and uses water spot (11), be connected with ultrapure water dense water wet return (13) between EDI equipment (12) and former water tank (2), ultrapure water tank (14) bottom is connected with ultrapure water and uses water spot (15), dense water tank (16) bottom is connected with dense water and uses water spot (17).
2. The concentrated water collecting and recycling device for the water treatment system according to claim 1, wherein the pretreatment equipment (3) comprises a quartz sand filter, an activated carbon filter, a softener filter, a salt storage device and a safety filter which are sequentially connected from left to right, wherein the input end of the quartz sand filter is connected with the output end of the raw water tank (2), and the output end of the safety filter is connected with the input end of the primary reverse osmosis device (4).
3. The concentrated water collecting and reusing device for water treatment system according to claim 2, wherein the water inlet pipe (1) is connected to a municipal tap water pipe.
4. The concentrated water collecting and reusing device for water treatment system according to claim 3, wherein the primary reverse osmosis device (4) is a membrane separation osmosis membrane using pressure difference as driving force, and the secondary reverse osmosis device (8) is a reverse osmosis membrane using pressure to force water molecules to permeate selectively through the water molecules.
5. The concentrated water collecting and recycling device for the water treatment system according to claim 4, wherein the connecting pipelines between the raw water tank (2), the pretreatment device (3), the primary reverse osmosis device (4), the primary pure water tank (6), the secondary reverse osmosis device (8), the secondary pure water tank (10), the EDI device (12), the ultrapure water tank (14) and the concentrated water tank (16) are stainless steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122652757.7U CN215947001U (en) | 2021-11-01 | 2021-11-01 | Concentrated water collecting and recycling device for water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122652757.7U CN215947001U (en) | 2021-11-01 | 2021-11-01 | Concentrated water collecting and recycling device for water treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215947001U true CN215947001U (en) | 2022-03-04 |
Family
ID=80411623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122652757.7U Active CN215947001U (en) | 2021-11-01 | 2021-11-01 | Concentrated water collecting and recycling device for water treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215947001U (en) |
-
2021
- 2021-11-01 CN CN202122652757.7U patent/CN215947001U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100465112C (en) | Technological process of treating papermaking effluent for reuse based on membrane integrating technique | |
| CN104108813B (en) | Refining sewage desalination integrated treatment process and device | |
| CN101531425B (en) | Method for treating ammonia nitrogen wastewater | |
| CN104276711A (en) | Reverse osmosis membrane treatment process for recycling industrial sewage and realizing zero release | |
| CN102942276A (en) | Boiler feedwater treatment method and treatment system related to reuse of reclaimed water | |
| CN107857438B (en) | Zero-emission process for wastewater treatment of chemical enterprises and parks | |
| CN110526512A (en) | A kind of high-COD waste water with high salt recycling Zero discharging system and technique | |
| CN103193351A (en) | Sewage regeneration and zero discharge method | |
| CN101781048B (en) | Low ammonia nitrogen waste water treatment and recycling method | |
| CN104556437A (en) | Membrane technology-based municipal sewage deep treatment and recovery method | |
| RU2589139C2 (en) | Method of cleaning drainage water of solid domestic waste landfills | |
| CN202865053U (en) | Processing device for wastewater form circulating cooling water and reverse osmosis concentrated water | |
| CN105399249B (en) | A kind of device and method of municipal wastewater advanced treating | |
| CN102145949A (en) | Tanning advanced treatment wastewater recycling device and method | |
| CN213295024U (en) | Ultrapure water preparation device | |
| CN113045059A (en) | Treatment system and treatment process for realizing zero discharge of wastewater by full-membrane method | |
| CN109422383A (en) | A kind of Treated sewage reusing treatment process | |
| CN210528683U (en) | Wastewater zero discharge system capable of recycling waste acid, waste alkali and crystal salt | |
| CN201952316U (en) | Device for recycling tanning advanced treatment waste water | |
| CN215947001U (en) | Concentrated water collecting and recycling device for water treatment system | |
| CN203498181U (en) | System for recycling waste acid and waste alkali | |
| CN106430701A (en) | High-salinity water purifying treatment system | |
| CN213537480U (en) | Water preparation equipment for pipeline direct drinking water | |
| CN212051010U (en) | Concentrated retrieval and utilization device of reverse osmosis dense water | |
| CN109205943A (en) | A kind of processing method of pharmacy waste water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |