CN204434419U - With the secondary water supply system of water purification advanced treatment - Google Patents
With the secondary water supply system of water purification advanced treatment Download PDFInfo
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- CN204434419U CN204434419U CN201420797015.0U CN201420797015U CN204434419U CN 204434419 U CN204434419 U CN 204434419U CN 201420797015 U CN201420797015 U CN 201420797015U CN 204434419 U CN204434419 U CN 204434419U
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Abstract
The utility model belongs to pipe network water supply technical field, relate to a kind of secondary water supply system with water purification advanced treatment, include water pipe, water purification advanced treatment apparatus and rising pipe, water purification advanced treatment apparatus comprises magnetizing assembly, self-cleaning filter, ultra-filtration equipment, ultrafiltration water tank, cartridge filter, nanofiltration device and nanofiltration water tank, magnetizing assembly is connected with ultra-filtration equipment with self-cleaning filter respectively, ultrafiltration water tank is connected with ultra-filtration equipment and cartridge filter respectively, ultrafiltration water pump is provided with between ultrafiltration water tank and cartridge filter, cartridge filter is connected with nanofiltration device, nanofiltration device is connected with nanofiltration water tank, inhalent siphon is connected with self-cleaning filter, rising pipe is connected with nanofiltration water tank, its water purification advanced treatment apparatus can be protected separatory membrane effectively, reduces scale inhibition dosage, extends the Membrane cleaning cycle, reduces the dosing in water supply advanced treatment process and cleaning charge use, and reduces the potential safety hazard that dosing brings, can General Promotion Drinking Water for Residents water quality.
Description
Technical field
The utility model belongs to pipe network water supply technical field, specifically, relates to a kind of secondary water supply system pipe network tap water being carried out to the band water purification advanced treatment that advanced treatment is increased water quality.
Background technology
Secondary water-supply, referring to that city public water supply or self-built facility supply water through storing by unit or individual, pressurization, supplying user or personal form again by pipeline.Secondary water-supply facility is mainly and makes up municipal water supply line pressure deficiency, and guarantee is lived, live in high-rise crowd's water sets up.Therefore, secondary water-supply is the unique selection mode of high-floor feedwater.At present along with the development in city, the minimizing of building site, inhabitation working way changes, and more and more building replaces one-storey house and village, and secondary water-supply has become a kind of trend, meets resident, unit daily water consumption needs, closely bound up with huge numbers of families.Compare former water to supply water, the water quality of secondary water-supply is more easily contaminated, and the safety and reliability of secondary water-supply is all subject to civic extensive concern always.Because water source is polluted, there is the problem such as nutrient laden, algae infestation in water body, and source quality index is smelt and exceeded standard with the stage of growth such as taste, iron, manganese, and the point-source pollution at water source still exists simultaneously, brings impact to Urban water supply.
The water technology of Urban water supply water factory mainly by mixing, reaction, precipitation, filter and sterilize the conventional treatment process formed, to smell in water and the removal ability of the index such as taste, iron, manganese limited.Along with improving constantly of water supply quality standard, conventional water treatment process also faces a severe challenge.
Along with the national economic development, social progress and broad masses of the people's health perception improve, the requirement of people to the feedwater of supply is more and more higher.Although the water quality standard for drinking water of the feedwater quality strict compliance with current of supply at present, outside safety and sanitation, the good to eat degree of water is more and more paid attention to by people.The water technology of Urban water supply water factory is mainly by mixing, reaction, precipitation, filtration and the conventional treatment process formed of sterilizing.To smell in water and the removal ability of the index such as taste, iron, manganese limited, along with improving constantly of water supply quality standard, conventional water treatment process also faces a severe challenge.Therefore, using tap water as former water, by water purification advanced treatment apparatus, removing the peculiar smell in water and toxic substance, to reach the good to eat object of straight drink, will be the development trend of following tap water.
Membrane separation technique is the gordian technique in current water depth treatment process, but fouling membrane is again affect its deciding factor applied.In the process of Nanofiltering membrane process water, the material causing fouling membrane is the metal oxide of hydration status, calcium containing compound, colloidalmaterial, organism and microorganism etc. mainly, these materials define the adhesion layer blocking fenestras such as filter cake, gel and fouling on the surface of the film, membrane separating property is caused to change, be embodied in the permeation flux minimizing of film, the charged character of film and membrane pore structure to change, the work-ing life of film reduces.Traditional antiscaling method mainly adds Scale inhibitors in water body, add Scale inhibitors and can increase running cost, secondly owing to processing the complicacy of water sample, the kind of Scale inhibitors and ratio need to change in good time, therefore there is problem drinking-water quality being brought to secondary pollution, there is certain potential safety hazard.Current secondary water supply system exists to be needed to add a large amount of Scale inhibitors and implementing monitoring water quality cannot carry out the defect of back flushing to the film in filtration unit.
Utility model content
The purpose of this utility model is the shortcoming overcoming prior art existence; seek the secondary water supply system designing the band water purification advanced treatment that a kind of secondary water-supply pipe network is combined with water purification advanced treatment apparatus; avoid the peculiar smell in secondary pollution and further removal water and toxic substance; when entering huge numbers of families; reach the object that straight drink is good to eat, reduce Scale inhibitors addition, available protecting separatory membrane; shorten the Membrane cleaning cycle, the water purification advanced treatment apparatus of increasing water quality.
To achieve these goals, the technical solution adopted in the utility model is: a kind of secondary water supply system with water purification advanced treatment, includes water pipe, water purification advanced treatment apparatus and rising pipe, inhalent siphon and rising pipe are respectively equipped with force (forcing) pump;
Described water purification advanced treatment apparatus, comprise magnetizing assembly, self-cleaning filter, ultra-filtration equipment, ultrafiltration water tank, cartridge filter, nanofiltration device and nanofiltration water tank, self-cleaning filter water outlet is connected with magnetizing assembly water-in, magnetizing assembly water outlet is connected with ultra-filtration equipment water-in, ultra-filtration equipment water outlet is connected with ultrafiltration water tank inlet, ultrafiltration water outlet of water tank is connected with cartridge filter water-in, ultrafiltration water pump is provided with between ultrafiltration water tank and cartridge filter, cartridge filter water outlet is connected with nanofiltration device water-in, nanofiltration device water outlet is connected with nanofiltration water tank inlet,
Described inhalent siphon is connected with self-cleaning filter water-in, and rising pipe is connected with nanofiltration water outlet of water tank.
Hyperfiltration reverse-rinsing water pump is provided with, to ultra-filtration equipment back flushing between described ultrafiltration water outlet of water tank and ultra-filtration equipment water outlet.
Nanofiltration backwash water pump is provided with, to nanofiltration device back flushing between described nanofiltration water outlet of water tank and nanofiltration device water outlet.
Described ultra-filtration equipment adopts polypropylene hollow fiber ultra-filtration membrane, and water inlet water temperature is within the scope of 25 ± 5 DEG C, and intake pressure is within the scope of 0.1-0.2Mpa, and flow velocity is 0.1m/s.
High-pressure pump is provided with between described cartridge filter and nanofiltration device, nanofiltration process requires that water inlet has higher pressure, therefore need in the front of nanofiltration device to arrange a high-pressure hydraulic pump, the hydraulic pressure of water inlet is increased to 0.3MPa, described nanofiltration device adopts cellulose acetate rolling nanofiltration membrane, water inlet water temperature is within the scope of 25 ± 5 DEG C, and intake pressure is 0.3Mpa, and flow velocity is 0.02m/h.
Be provided with online water quality tester one between described magnetizing assembly and cartridge filter, online water quality tester one is electrically connected with hyperfiltration reverse-rinsing water pump; Be provided with online water quality tester two between described nanofiltration device and nanofiltration water tank, online water quality tester two is electrically connected with nanofiltration backwash water pump; The data such as the specific conductivity that the backwashing equipment configured in ultra-filtration equipment and nanofiltration device records according to online instrument water quality tester carry out automatic backwash, effectively protect nanofiltration membrane, extend its work-ing life.
The beneficial effects of the utility model are: the secondary water supply system providing a kind of band water purification advanced treatment newly, and its water purification advanced treatment apparatus can be protected separatory membrane effectively; The scale inhibition dosage added needed in membrane separating process obviously reduces, and the Membrane cleaning cycle extends greatly, significantly reduces the dosing in water supply advanced treatment process and cleaning charge use, and reduces the potential safety hazard that dosing brings; The setting of ultrafiltration water tank and nanofiltration water tank can keeping system pressure-stabilisation, uses this device can meet water supply plant actual production requirement, again can General Promotion Drinking Water for Residents water quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
As shown in Figure 1: line water quality tester 1, self-cleaning filter 2, magnetizing assembly 3, ultra-filtration equipment 4, ultrafiltration water tank 5, hyperfiltration reverse-rinsing water pump 6, ultrafiltration water pump 7, cartridge filter 8, high-pressure hydraulic pump 9, nanofiltration device 10, online water quality tester 2 11, nanofiltration water tank 12, nanofiltration backwash water pump 13, force (forcing) pump 14.
Embodiment
By reference to the accompanying drawings the utility model is further described below by specific embodiment:
Embodiment 1
The secondary water supply system of the present embodiment, include water pipe, water purification advanced treatment apparatus and rising pipe, inhalent siphon is provided with force (forcing) pump 15, and rising pipe is provided with force (forcing) pump 14, water purification advanced treatment apparatus comprises magnetizing assembly 3, self-cleaning filter 2, ultra-filtration equipment 4, ultrafiltration water tank 5, cartridge filter 8, nanofiltration device 10 and nanofiltration water tank 12, the water outlet of self-cleaning filter 2 is connected with the water-in of magnetizing assembly 3, the water outlet of magnetizing assembly 3 is connected with the water-in of ultra-filtration equipment 4, the water outlet of ultra-filtration equipment 4 is connected with the water-in of ultrafiltration water tank 5, the water outlet of ultrafiltration water tank 5 is connected with the water-in of cartridge filter 8, ultrafiltration water pump 7 is provided with between ultrafiltration water tank 5 and cartridge filter 8, the water outlet of cartridge filter 8 is connected with the water-in of nanofiltration device 10, the water outlet of nanofiltration device 10 is connected with the water-in of nanofiltration water tank 12, inhalent siphon is connected with the water-in of self-cleaning filter 2, rising pipe is connected with the water outlet of nanofiltration water tank 12.
Be provided with online water quality tester 1 before magnetizing assembly 3 water-in, online water quality tester 1 is electrically connected with hyperfiltration reverse-rinsing water pump 6; Be provided with online water quality tester 2 11 between nanofiltration device 10 and nanofiltration water tank 12, online water quality tester 2 11 is electrically connected with nanofiltration backwash water pump 13; The data such as the specific conductivity that in ultra-filtration equipment 4 and nanofiltration device 10, the backwashing equipment of configuration records according to online instrument water quality tester carry out automatic backwash, effectively protect nanofiltration membrane, extend its work-ing life.
Embodiment 2
The secondary water supply system of the present embodiment, divided by lower difference outer other with embodiment 1:
Hyperfiltration reverse-rinsing water pump 6 is provided with, to ultra-filtration equipment 4 back flushing between the water outlet of ultrafiltration water tank 5 and the water outlet of ultra-filtration equipment 4; Nanofiltration backwash water pump 13 is provided with, to nanofiltration device 10 back flushing between the water outlet of nanofiltration water tank 12 and the water outlet of nanofiltration device 10.
Ultra-filtration equipment 4 adopts polypropylene hollow fiber ultra-filtration membrane, and water inlet water temperature is within the scope of 25 ± 5 DEG C, and intake pressure is within the scope of 0.1-0.2Mpa, and flow velocity is 0.1m/s.
High-pressure hydraulic pump 9 is provided with between cartridge filter 8 and nanofiltration device 10, nanofiltration process requires that water inlet has higher pressure, therefore need in the front of nanofiltration device to arrange a high-pressure hydraulic pump 9, the hydraulic pressure of water inlet is increased to 0.3MPa, nanofiltration device 10 adopts cellulose acetate rolling nanofiltration membrane, water inlet water temperature is within the scope of 25 ± 5 DEG C, and intake pressure is 0.3Mpa, and flow velocity is 0.02m/h.
The water-quality guideline of pipe network water after the water purification advanced treatment apparatus process of the present embodiment is as shown in table 1:
Table 1
Claims (4)
1. the secondary water supply system with water purification advanced treatment, include water pipe, water purification advanced treatment apparatus and rising pipe, inhalent siphon is provided with force (forcing) pump (15), rising pipe is provided with force (forcing) pump (14), water purification advanced treatment apparatus comprises magnetizing assembly (3), self-cleaning filter (2), ultra-filtration equipment (4), ultrafiltration water tank (5), cartridge filter (8), nanofiltration device (10) and nanofiltration water tank (12), inhalent siphon is connected with the water-in of self-cleaning filter (2), rising pipe is connected with the water outlet of nanofiltration water tank (12) and it is characterized in that:
The water outlet of self-cleaning filter (2) is connected with the water-in of magnetizing assembly (3), the water outlet of magnetizing assembly (3) is connected with the water-in of ultra-filtration equipment (4), the water outlet of ultra-filtration equipment (4) is connected with the water-in of ultrafiltration water tank (5), the water outlet of ultrafiltration water tank (5) is connected with the water-in of cartridge filter (8), ultrafiltration water pump (7) is provided with between ultrafiltration water tank (5) and cartridge filter (8), the water outlet of cartridge filter (8) is connected with the water-in of nanofiltration device (10), the water outlet of nanofiltration device (10) is connected with the water-in of nanofiltration water tank (12), be provided with online water quality tester one (1) before magnetizing assembly (2) water-in, online water quality tester one (1) is electrically connected with hyperfiltration reverse-rinsing water pump (6), be provided with online water quality tester two (11) between nanofiltration device (10) and nanofiltration water tank (12), online water quality tester two (11) is electrically connected with nanofiltration backwash water pump (13).
2. the secondary water supply system of band water purification advanced treatment according to claim 1, it is characterized in that: between the water outlet of ultrafiltration water tank (5) and the water outlet of ultra-filtration equipment (4), be provided with hyperfiltration reverse-rinsing water pump (6), between the water outlet of nanofiltration water tank (12) and the water outlet of nanofiltration device (10), be provided with nanofiltration backwash water pump (13).
3. the secondary water supply system of band water purification advanced treatment according to claim 1, is characterized in that: ultra-filtration equipment (4) adopts polypropylene hollow fiber ultra-filtration membrane.
4. the secondary water supply system of band water purification advanced treatment according to claim 1, it is characterized in that: be provided with high-pressure hydraulic pump (9) between cartridge filter (8) and nanofiltration device (10), nanofiltration device (10) adopts cellulose acetate rolling nanofiltration membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420797015.0U CN204434419U (en) | 2014-12-12 | 2014-12-12 | With the secondary water supply system of water purification advanced treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420797015.0U CN204434419U (en) | 2014-12-12 | 2014-12-12 | With the secondary water supply system of water purification advanced treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204434419U true CN204434419U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420797015.0U Expired - Fee Related CN204434419U (en) | 2014-12-12 | 2014-12-12 | With the secondary water supply system of water purification advanced treatment |
Country Status (1)
| Country | Link |
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| CN (1) | CN204434419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386873A (en) * | 2014-12-12 | 2015-03-04 | 青岛水务集团有限公司科技中心 | Secondary water supply system with purified water advanced treatment function |
-
2014
- 2014-12-12 CN CN201420797015.0U patent/CN204434419U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386873A (en) * | 2014-12-12 | 2015-03-04 | 青岛水务集团有限公司科技中心 | Secondary water supply system with purified water advanced treatment function |
| CN104386873B (en) * | 2014-12-12 | 2016-04-13 | 青岛水务集团有限公司科技中心 | With the secondary water supply system of water purification advanced treatment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20151212 |
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| EXPY | Termination of patent right or utility model |