CN204454831U - The printing and dyeing wastewater treatment system of high efficiente callback - Google Patents
The printing and dyeing wastewater treatment system of high efficiente callback Download PDFInfo
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- CN204454831U CN204454831U CN201520066625.8U CN201520066625U CN204454831U CN 204454831 U CN204454831 U CN 204454831U CN 201520066625 U CN201520066625 U CN 201520066625U CN 204454831 U CN204454831 U CN 204454831U
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- pond
- hydrolysis acidification
- acidification pool
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Abstract
The utility model discloses a kind of printing and dyeing wastewater treatment system of high efficiente callback, comprise water collecting basin, the first heavy oil trap being located at water collecting basin rear successively, equalizing tank, neutralization reaction pond and cooling tower, be connected on the hydrolysis acidification pool of cooling tower, be connected on the oxidation pond of hydrolysis acidification pool, be connected on the returned sluge pond between oxidation pond and hydrolysis acidification pool, be located at the reaction tank at oxidation pond rear, inclined tube concentrating and precipitating pond, sand filter, clean water basin and waterfall pond successively.The mud of hydrolysis acidification pool and oxidation pond enters returned sluge pond, then pumps into hydrolysis acidification pool reuse with pump, and the mud of inclined tube concentrating and precipitating pond, sand filter enters excess sludge pond by mud valve, then outward transport after dehydration between pump to sludge dewatering; This novel dyeing and printing sewage can reach 80% reuse after the process of reuse water treatment system.
Description
Technical field
The utility model relates to sewage treatment area technology, refers in particular to a kind of printing and dyeing wastewater treatment system of high efficiente callback.
Background technology
Can produce high pollution waste water in printing and dyeing production process, the pollution index such as colourity, concentration of suspension, COD chemical oxygen demand (COD), BOD biochemical oxygen demand (BOD) of this kind of waste water is all very high, and due to the water quality of waste water and the water yield all unstable, more difficult.The process of usual dyeing waste water adopts biochemical method, but often treatment effect is undesirable in actual moving process, its major cause is Pollutants in Wastewater complicated, the water yield changes greatly, the additive adopted in some waste water treatment process is more had to be unfavorable for the growth of biological respinse bacterial classification, so adopt these methods to be difficult to make waste water reach the standard of reuse or discharge.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, its main purpose is to provide a kind of printing and dyeing wastewater treatment system of high efficiente callback, according to treatment of dyeing wastewater water quality characteristic, adopt A/O technique in conjunction with superior strains technology process waste water, technical process is: just heavy oil trap-equalizing tank-acidication-bio-contact oxidation-settling tank-clean water basin-reuse water system.
For achieving the above object, the utility model adopts following technical scheme:
A printing and dyeing wastewater treatment system for high efficiente callback, comprises
Water collecting basin, is provided with airfloat equipment and mechanical grille in this water collecting basin, Cleaning Wastewater injects water collecting basin by this airfloat equipment, and dyeing waste-water injects water collecting basin by this mechanical grille;
Be located at the first heavy oil trap at water collecting basin rear, equalizing tank, neutralization reaction pond and cooling tower successively;
Hydrolysis acidification pool, is connected on cooling tower, and this hydrolysis acidification pool comprises first, second, third hydrolysis acidification pool connected successively, establishes combined stuffing, establish inclined tube filler in the 3rd hydrolysis acidification pool in this first, second hydrolysis acidification pool is equal;
Oxidation pond, be connected on the water outlet of the 3rd hydrolysis acidification pool, this oxidation pond includes the first and second biological contact oxidation ponds, and protruded packing is established in this first biological contact oxidation pond inside, and diffusing aeration tank is established in bottom;
Returned sluge pond, is connected between the first and second biological contact oxidation ponds and the first hydrolysis acidification pool;
Be located at the reaction tank at the second biological contact oxidation pond rear, inclined tube concentrating and precipitating pond, sand filter, clean water basin and waterfall pond successively.
As a kind of preferred version, in described just heavy oil trap, establish skimmer.
As a kind of preferred version, described neutralization reaction pond is located in equalizing tank, establishes diving mixer, automatic medicine adding system, submersible sewage pump, cooling conversion motorized valve, cooling tower, temperature monitor in this neutralization reaction pond.
As a kind of preferred version, in described sand filter, establish the gas, the water backwashing system that are controlled by PLC.
As a kind of preferred version, described clean water basin connect waterfall pond, and this waterfall pond takes back water processing system.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution, by arranging water collecting basin, be located at the first heavy oil trap at water collecting basin rear successively, equalizing tank, neutralization reaction pond and cooling tower, be connected on the hydrolysis acidification pool of cooling tower, be connected on the oxidation pond of hydrolysis acidification pool, be connected on the returned sluge pond between oxidation pond and hydrolysis acidification pool, be located at the reaction tank at oxidation pond rear successively, inclined tube concentrating and precipitating pond, sand filter, clean water basin and waterfall pond, adopt A/O in conjunction with dominant bacteria technique, wastewater treatment water outlet can reach textile dyeing and finishing industrial water pollution emission standard (GB4287-92) first discharge standard, 80% reuse can be reached after the process of reuse water treatment system, system start-up time is short, stable water outlet, resistance to overload shock ability is strong.
For more clearly setting forth constitutional features of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the assembling schematic diagram of the embodiment of the utility model.
Accompanying drawing identifier declaration:
1, water collecting basin 2, airfloat equipment
3, mechanical grille 4, just heavy oil trap
5, equalizing tank 6, neutralization reaction pond
7, cooling tower 8, first hydrolysis acidification pool
9, the second hydrolysis acidification pool 10, the 3rd hydrolysis acidification pool
11, the first biological contact oxidation pond 12, second biological contact oxidation pond
13, reaction tank 14, inclined tube concentrating and precipitating pond
15, sand filter 16, clean water basin
17, waterfall pond 18, returned sluge pond
19, between sludge thickener 20, sludge dewatering.
Embodiment
Please refer to shown in Fig. 1, that show the concrete structure of the preferred embodiment of the utility model, it is a kind of printing and dyeing wastewater treatment system of high efficiente callback, waste water is from workshop sections such as dyeing, cleanings, principal pollutant in waste water are COD, BOD5, SS and colourity etc., according to treatment of dyeing wastewater water quality characteristic, adopt A/O technique in conjunction with superior strains technology process waste water, technical process is: just heavy oil trap-equalizing tank-acidication-bio-contact oxidation-settling tank-clean water basin-reuse water system.
The present embodiment designs the printing and dyeing wastewater treatment system of this high efficiente callback by the quantities for 3000td in waste discharge during normal production.Its structure includes:
Water collecting basin 1 one, size dimension is be provided with airfloat equipment 2 and mechanical grille 3 in this water collecting basin 1 of 25m*3.4m*5.2m., and Cleaning Wastewater injects water collecting basin 1 by this airfloat equipment 2, and dyeing waste-water injects water collecting basin 1 by this mechanical grille 3.Wherein the size in mechanical grille district has 4m*1.5m*4.2m.The hydraulic detention time 1.2h of sewage in this water collecting basin 1, and in this water collecting basin 1, establish 9kw submersible sewage pump two, the using and the reserved.
Just heavy oil trap 4 one, size dimension is 25.85m*10.9m*4.55m*7.1m, and sewage is residence time 2h in this first heavy oil trap 4.And this first heavy oil trap 4 is controlled by PLC, in first heavy oil trap 4, establish skimmer, derive oil slick and scum silica frost.
Equalizing tank 5 one, size dimension is 25.85m*10.9m*7.1m, and wherein neutralization reaction pond 6 size dimension is 4m*3m*7.1m.Hydraulic detention time 12h.Standby and the cooling of diving mixer, automatic medicine adding system, 4.2kw submersible sewage pump three dual-purpose is established to transform motorized valve four, cooling tower 7 two, temperature monitor one in neutralization reaction pond 6.
Hydrolysis acidification pool includes first, second, third hydrolysis acidification pool 8,9,10, this first, second, third hydrolysis acidification pool 8,9,10 respectively has two, the single pool size 9m*4.19m*9.1m of first hydrolysis acidification pool 8, hydraulic detention time 3.6h, inside establishes combined stuffing.The single pool size 9m*2.83m*7.1m of second hydrolysis acidification pool 9, hydraulic detention time 2.46h, inside establishes combined stuffing.The single pool size 9m*3m*7.1m of 3rd hydrolysis acidification pool 10, hydraulic detention time 2.61h, inside establishes inclined tube condiment.Through hydrolysis acidification pool 8 ~ 10, water inlet water temperature is higher, and after equalizing tank 5 regulates, water temperature is still at 45-50 DEG C, is unfavorable for bacteria live of decolouring.Before hydrolysis acidification pool 8 ~ 10, increase cooling tower 7, water temperature is down to about 35 DEG C.
Oxidation pond includes the first and second biological contact oxidation ponds 11,12, and this first and second biological contact oxidation pond 11,12 is respectively two, and the residence time is 6h.The single pool size 8.3m*9m*6.4m of first biological contact oxidation pond 11, the residence time is 6h, and protruded packing is all established in inside, and diffusing aeration tank is established in bottom.The single pool size 8.68m*9.0m*5.7mm of second biological contact oxidation pond 12.In first, second biological contact oxidation pond 11,12, during biological enlarged culturing, dominant bacteria activity is not strong.By the liquid that has additional nutrients, as pig blood, washing water of rice etc., after biology spreads cultivation, then dropped in structures and tamed.
Inclined tube concentrating and precipitating pond 14 comprises reaction tank 13, and inclined tube concentrating and precipitating pond 14 has two, the single pool size 4.5m*9m*5m in inclined tube concentrating and precipitating pond 14, and reaction tank 13 has three, and three block response ponds 13 are of a size of 1m*1m*5m, reflecting time 0.2h, sedimentation time 2h.
Sand filter 15 has two, single pool size 2.6m*5.7m*4.3m, filtration time 1h, inside establishes gas, water backwashing system, and this gas, water backwashing system are controlled by PLC.Sand filter 15 adopts fast filter chamber form, and during each back flushing, upper layer of sand all leaves excess sludge.Arrange blow-off pipe at layer of sand, blow-off pipe is as 10mm on layer of sand, and water level subject to backwash carries out spoil disposal lower than opening blow-off pipe after dirt discharge groove.
Clean water basin 16 have two, and the single pool size of clean water basin 16 is 3m*2.6m*4.3m, hydraulic detention time 30min.Clean water basin 16 connect waterfall pond 17, and this waterfall pond 17 takes back water processing system.
Returned sluge pond 18 has one, and returned sluge pond 18 is of a size of 8.5m*4.8m*7.3m, inside establishes 3kw sludge reflux pump two.
Sludge thickener 19 has two, and sludge thickener 19 is of a size of 8.5kw*4.8m*7.3m, inside establishes 1.5kw sludge pump three, dual-purpose one standby.
Between sludge dewatering, 20 connect sludge thickener 19, and mud is compressed into mud cake outward transport process after dehydration.
Dyeing and printing sewage handling principle of the present utility model is as follows: hydrolysis acidification pool 8 ~ 10 and one, the mud in titanium dioxide pond 11 ~ 12 enters returned sluge pond 18, hydrolysis acidification pool 8 ~ 10 reuse is pumped into again with pump, the mud of inclined tube concentrating and precipitating pond 14, sand filter 15 enters excess sludge pond by mud valve, then outward transport after 20 dehydrations between pump to sludge dewatering.
Dyeing and printing sewage treatment effect is in table 1:
Table 1 printing and dyeing wastewater treatment system design sketch
From the data of table 1, COD, BOD5, chroma removal rate all reach more than 90%, and effluent quality can reach textile dyeing and finishing service water sewage drainage standard (GB4287-92) first discharge standard.
Described in current the present embodiment, printing and dyeing wastewater treatment system is in the operation phase, due to design daily handling ability 3000m3/d.At present, because throughput is limited, the water water yield is about 2500m3/d.Direct working cost 1.06 yuan of m3, the wherein electricity charge 0.379 yuan of m3, medicament expense 0.56 yuan of m3, labour cost 0.116 yuan of m3.In view of the present embodiment water outlet water inlet reuse water treatment system, adopt ro treatment technology.Reuse water can be used as water of productive use, afforests and water and spill road, and reuse water, by 330da, can save tap water 660,000 m3 every year, can save water rate 1,650,000 yuan.
In sum, design focal point of the present utility model is: adopt A/O in conjunction with dominant bacteria technique, wastewater treatment water outlet can reach textile dyeing and finishing industrial water pollution emission standard (GB4287-92) first discharge standard.80% reuse can be reached after the process of reuse water treatment system.System start-up time is short, stable water outlet, and resistance to overload shock ability is strong.Biserial operating energy loss, can carry out single-row maintenance in not stopping production situation.Whole system adopts PLC control mode, and easy and simple to handle, convenient management, working cost is low.This engineering produces sludge quantity far fewer than common process, is the treatment process of typical environment close friend.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (5)
1. a printing and dyeing wastewater treatment system for high efficiente callback, is characterized in that: comprise
Water collecting basin, is provided with airfloat equipment and mechanical grille in this water collecting basin, Cleaning Wastewater injects water collecting basin by this airfloat equipment, and dyeing waste-water injects water collecting basin by this mechanical grille;
Be located at the first heavy oil trap at water collecting basin rear, equalizing tank, neutralization reaction pond and cooling tower successively;
Hydrolysis acidification pool, is connected on cooling tower, and this hydrolysis acidification pool comprises first, second, third hydrolysis acidification pool connected successively, establishes combined stuffing, establish inclined tube filler in the 3rd hydrolysis acidification pool in this first, second hydrolysis acidification pool is equal;
Oxidation pond, be connected on the water outlet of the 3rd hydrolysis acidification pool, this oxidation pond includes the first and second biological contact oxidation ponds, and protruded packing is established in this first biological contact oxidation pond inside, and diffusing aeration tank is established in bottom;
Returned sluge pond, is connected between the first and second biological contact oxidation ponds and the first hydrolysis acidification pool;
Be located at the reaction tank at the second biological contact oxidation pond rear, inclined tube concentrating and precipitating pond, sand filter, clean water basin and waterfall pond successively.
2. the printing and dyeing wastewater treatment system of high efficiente callback according to claim 1, is characterized in that: establish skimmer in described just heavy oil trap.
3. the printing and dyeing wastewater treatment system of high efficiente callback according to claim 1, it is characterized in that: described neutralization reaction pond is located in equalizing tank, in this neutralization reaction pond, establish diving mixer, automatic medicine adding system, submersible sewage pump, cooling conversion motorized valve, cooling tower, temperature monitor.
4. the printing and dyeing wastewater treatment system of high efficiente callback according to claim 1, is characterized in that: establish the gas, the water backwashing system that are controlled by PLC in described sand filter.
5. the printing and dyeing wastewater treatment system of high efficiente callback according to claim 1, is characterized in that: described clean water basin connect waterfall pond, and this waterfall pond takes back water processing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520066625.8U CN204454831U (en) | 2015-01-30 | 2015-01-30 | The printing and dyeing wastewater treatment system of high efficiente callback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520066625.8U CN204454831U (en) | 2015-01-30 | 2015-01-30 | The printing and dyeing wastewater treatment system of high efficiente callback |
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| Publication Number | Publication Date |
|---|---|
| CN204454831U true CN204454831U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520066625.8U Expired - Fee Related CN204454831U (en) | 2015-01-30 | 2015-01-30 | The printing and dyeing wastewater treatment system of high efficiente callback |
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| CN (1) | CN204454831U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108101318A (en) * | 2018-02-27 | 2018-06-01 | 湖南文理学院 | Sewage-treatment plant and method in a kind of Apparel Manufacturing |
| CN110683712A (en) * | 2019-10-16 | 2020-01-14 | 花法科技有限公司 | Polyamide dyeing sewage recycling treatment process |
-
2015
- 2015-01-30 CN CN201520066625.8U patent/CN204454831U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108101318A (en) * | 2018-02-27 | 2018-06-01 | 湖南文理学院 | Sewage-treatment plant and method in a kind of Apparel Manufacturing |
| CN110683712A (en) * | 2019-10-16 | 2020-01-14 | 花法科技有限公司 | Polyamide dyeing sewage recycling treatment process |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20150708 Termination date: 20180130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |