CN109133258A - A kind of printing-dyeing waste water treatment process - Google Patents
A kind of printing-dyeing waste water treatment process Download PDFInfo
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- CN109133258A CN109133258A CN201811023249.9A CN201811023249A CN109133258A CN 109133258 A CN109133258 A CN 109133258A CN 201811023249 A CN201811023249 A CN 201811023249A CN 109133258 A CN109133258 A CN 109133258A
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- 238000004043 dyeing Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 19
- 239000010865 sewage Substances 0.000 claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000002351 wastewater Substances 0.000 claims abstract description 29
- 230000001699 photocatalysis Effects 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 claims abstract description 25
- 230000003647 oxidation Effects 0.000 claims abstract description 19
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 19
- 241000894006 Bacteria Species 0.000 claims abstract description 8
- 230000003750 conditioning effect Effects 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 230000007062 hydrolysis Effects 0.000 claims abstract description 8
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 8
- 239000005416 organic matter Substances 0.000 claims abstract description 8
- 230000020477 pH reduction Effects 0.000 claims abstract description 8
- 230000015556 catabolic process Effects 0.000 claims abstract description 5
- 238000006731 degradation reaction Methods 0.000 claims abstract description 5
- 238000004042 decolorization Methods 0.000 claims abstract description 4
- 230000035484 reaction time Effects 0.000 claims abstract description 4
- 239000010802 sludge Substances 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims abstract description 4
- 239000003054 catalyst Substances 0.000 claims description 60
- 239000011229 interlayer Substances 0.000 claims description 42
- 239000002245 particle Substances 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 28
- 238000004062 sedimentation Methods 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 22
- 239000007921 spray Substances 0.000 claims description 20
- 238000007146 photocatalysis Methods 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 239000008187 granular material Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 12
- 229920003023 plastic Polymers 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 7
- 239000003651 drinking water Substances 0.000 claims description 6
- 235000020188 drinking water Nutrition 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 2
- 238000006555 catalytic reaction Methods 0.000 abstract description 6
- 238000000354 decomposition reaction Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 description 8
- 238000003421 catalytic decomposition reaction Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000013049 sediment Substances 0.000 description 5
- 239000000975 dye Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000001976 improved effect Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009990 desizing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010016766 flatulence Diseases 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009992 mercerising Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000010784 textile waste Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention belongs to technical field of sewage, specifically a kind of printing-dyeing waste water treatment process, the technique includes the following steps: for dyeing waste water to be passed through pH value conditioning tank, and adjusting waste water pH value is 6-7；Conditioning tank is discharged in access photocatalytic oxidation device, the organic matter in waste water is decomposed；The water outlet of photocatalytic oxidation device is accessed in hydrolysis acidification pool, hydraulic detention time 2-3h；Hydrolysis acidification pool is discharged in access activated sludge tank and is handled, Decolourization Bacteria and PVA degradation bacteria, reaction time 3-5h are accessed into pond；Sewage through activity processing is accessed into filtering ponds, solid is precipitated by filtering ponds and is filtered, Chinese effluent.The present invention improves the efficiency of catalysis oxidation decomposition, and treated, and water quality is more easily up to standard, and has the characteristics that at low cost, high-efficient.
Description
Technical field
The invention belongs to technical field of sewage, specifically a kind of printing-dyeing waste water treatment process.
Background technique
The production technology of printing and dyeing industry refers mainly to desizing, boiling-off, bleaching, mercerising, the dyeing, print of cotton, chemical fibre and blended cloth
The processes such as flower and arrangement.China's textile industry has a large capacity and a wide range, and the waste water quantity of generation is more, and it is to water environment pollution structure that concentration is high
At one of the industrial pollution source seriously threatened.It is the most serious with Dying Wastewater Treatment & in textile waste.
Waste-rwater produced by dye printing includes that desized wastewater, boiled-off waste water, bleaching effluent, dyeing waste-water, soap waste water and stamp are useless
Water, arrangement waste water etc..The object of dyeing and printing process is mainly cotton fabric, cotton or chemical fibre mixed goods, pure chemical fiber fabric etc., either
Still arrange process in dyeing course and all generate a large amount of waste water, the difference of waste water quality mainly in fiber impurity and institute
It is related with dyestuff and auxiliary agent, and dyestuff and auxiliary agent are mostly organic matter, so dyeing waste water is generally organic wastewater with difficult degradation thereby.It is existing
Treatment process in often due to processing technique is single, can't resolve the contradiction between treatment effect and processing cost, and print and dye
Being difficult to after processing of waste water reaches discharge standard.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of printing-dyeing waste water treatment process proposed by the present invention.The present invention is using life
The mode that object processing and chemical treatment combine carries out integrated treatment to dyeing waste water, and used photocatalytic oxidation device passes through
Impact power drive impeller one when sewage is pumped into rotates, and the rotation of impeller one squeezes cam to elastic balloon, elastic gas
The compressed air that capsule generates blasts below catalyst particles interlayer, on the one hand increases the oxygen content in sewage, another party
It is dredged inside catalyst particles interlayer, increases contact of the catalyst with sewage, gas is made when reactor is discharged
For the rotation of power drive impeller two, make impeller two that movable plate movement be driven to be stirred sewage, improves catalysis oxidation decomposition
Efficiency, treated, and water quality is more easily up to standard, and has the characteristics that at low cost, high-efficient.
The technical solution adopted by the present invention to solve the technical problems is: a kind for the treatment of of dyeing wastewater work of the present invention
Skill, the technique include the following steps:
S1: dyeing waste water is passed through pH value conditioning tank, adjusting waste water pH value is 6-7；
S2: by the conditioning tank water outlet access photocatalytic oxidation device in S1, the organic matter in waste water is decomposed；
S3: the water outlet of photocatalytic oxidation device in S2 is accessed in hydrolysis acidification pool, hydraulic detention time 2-3h；
S4: it will be handled in hydrolysis acidification pool water outlet access activated sludge tank in S3, Decolourization Bacteria and PVA degradation accessed into pond
Bacterium, reaction time 3-5h；
S5: accessing filtering ponds for the sewage through activity processing in S4, precipitate solid by filtering ponds and filter, water outlet row
It puts；
Wherein, photocatalytic oxidation device described in S2 include reactor, photocatalysis light source, catalyst particles interlayer,
Agitating unit and power unit, the top lower section interval setting catalyst particles interlayer of the reactor, catalyst particles
Interlayer is set as at least two layers, so that the internal cavity of reactor is divided into multiple reaction chambers, realizes top-down multistage
Processing structure, the interior setting photocatalysis light source of reactor and agitating unit, photocatalysis light source are electrically connected external control unit outside, and control is single
Member electrical connection display button unit, agitating unit is for being stirred the sewage in reactor；The bottom of the reactor is set
Sedimentation basin is set, and inclined half baffle is set between the bottom of reactor and the top of sedimentation basin, the bottom of sedimentation basin and half is kept off
Staggered vertical clapboard up and down is set between board bottom portion, sedimentation basin is divided into settling zone and clear water zone, the bottom surface of settling zone to
Sedimentation basin pool wall tilts, and sewage draining exit is arranged at the minimum point of sedimentation basin pool wall；Water inlet, water inlet is arranged in the top of the reactor
Mouth connection drinking-water pipe and suction pump, the clear water zone of sedimentation basin connect water outlet, fibre optical sensor are arranged at inlet and outlet,
Fibre optical sensor is electrically connected control unit；The power unit is arranged in inside reactor, and power unit is located at below water inlet,
Power unit provides power for blasting oxygen into reactor for agitating unit；Wherein,
The power unit includes impeller one, shaft, fixed frame, cam, elastic balloon and spray head, and the impeller one passes through
Shaft is mounted on fixed frame, and impeller one is located at the lower section of water inlet；The cam is mounted in shaft, is set on reactor wall
It is equipped with elastic balloon, cam is contacted with elastic balloon compresses air bag, and elastic balloon is made to generate compressed air, elastic balloon
Air inlet and air outlet are arranged in surface, and the position of air inlet and air outlet is respectively provided with check valve, and air inlet extends to outside reactor
Portion, air inlet are in contact with outside air；The spray head is mounted on the lower section of catalyst particles interlayer, spray head by hose with
The gas outlet of air bag is connected.When work, treatment sewage is pumped into reactor, sewage from water inlet by drinking-water pipe by suction pump
Impact force when flowing out water inlet pushes impeller one to rotate, and impeller one is rotated by shaft band moving cam, and the rotation of cam is to bullet
Property air bag generate periodically compression, make elastic balloon generate compressed air, elastic balloon generate compressed air pass through spray head
It sprays, increases the oxygen content of sewage in reactor, improve the effect of sewage treatment；Meanwhile spray head spray oxygen due to
It moves upwards and is dredged to inside catalyst particles interlayer, sewage is enable preferably to contact with catalyst, in sewage
Organic matter realizes under the double action that catalyst and photocatalysis light source irradiate and decomposes, sewage successively pass through catalyst particles every
Layer realizes multistage processing, ensure that and enters sedimentation basin after the effect of sewage treatment, sewage pass through catalyst particles interlayer,
Due to the presence of half baffle, processed sewage flows into settling zone first, and the presence of partition reduces the flow velocity of water, improves dirt
The effect of water sedimentation, upper layer clear water flow into the clear water zone on right side, realize the separation of sediment；Later, clear water is from water outlet stream
Out, sediment is flowed out from sewage draining exit.
The agitating unit includes agitating shaft, impeller two, cylinder, connecting rod and movable plate, and the agitating shaft is vertically installed at
Reactor is extended in inside reactor, agitating shaft upper end；The impeller two is mounted on the upper end of agitating shaft, reactor head setting
There is gas vent, gas vent is located at the lower section of impeller two, and relief valve is arranged in gas vent position；The movable plate is put vertically
It sets；Described cylinder one end is hinged on agitating shaft, and the end face of the cylinder other end and movable plate is hinged, and cylinder passes through tracheae and bullet
Property air bag be connected, a cylinder is arranged in one piece of movable plate；The connecting rod quantity is identical as the quantity of cylinder, and connecting rod one end is hinged on
On agitating shaft, the connecting rod other end is hinged with movable plate.Due to elastic balloon under the extruding of cam constantly by extraneous sky
Tympanites enters reactor, and reactor pressure increases, when pressure is more than the setting pressure of relief valve, gas of the gas from reactor
The gas push impeller two of outlet discharge, discharge rotates, and the rotation of impeller two drives agitating shaft rotation, and agitating shaft rotation makes activity
Plate is stirred the sewage in reactor, and the compressed air part that air bag generates during this is supplied to cylinder, makes cylinder
Movement, movable plate are swung due to the connection by cylinder and connecting rod, and mixing effect is more preferable, so as to avoid organic in sewage
The aggregation of object improves the efficiency of catalytic decomposition.
The movable plate is divided into the two independent parts in left and right, passes through elastical cloth and spring reality between two parts of movable plate
It now connects, and forms storage chamber between two parts of movable plate, catalyst granules, the setting of activity plate surface are set in storage chamber
Through-hole.When movable plate swings and rotates in sewage, sewage is entered inside movable plate by through-hole, thus make sewage preferably with
Catalyst granules contact inside movable plate, improves the effect of catalytic decomposition.
Being horizontally disposed on the movable plate has rotation axis, is rotatably installed on movable plate in the middle part of rotation axis, rotation axis is located at
One end in storage chamber is provided with abrasive disk, and abrasive disk is for grinding the catalyst granules in storage chamber, removal catalysis
The failure layer of agent particle surface, one end that rotation axis is located at outside movable plate are provided with impeller three.Impeller when movable plate rotates
Three, in dirty underwater exercise, make impeller three rotate, and the rotation of impeller three drives rotation axis rotation, and rotation axis is storing up abrasive disk
Intracavitary movement is deposited, the catalyst granules in storage chamber is ground, to ensure that the validity of catalyst.
Plastic interlayer is arranged in the top of the reactor, and plastic interlayer is equipped with through hole, and plastic interlayer is located at shaft
Lower section.The presence of plastic interlayer makes sewage evenly distributedly flow into reaction chamber, to keep catalyst particles interlayer abundant
Ground and waste water improve the catalytic effect of catalyst particles interlayer.
Beneficial effects of the present invention are as follows:
1. a kind of printing-dyeing waste water treatment process of the present invention, the present invention is combined using biological treatment and chemical treatment
Mode to dyeing waste water carry out integrated treatment, used photocatalytic oxidation device by sewage suction when impact power drive
Impeller one rotates, and the rotation of impeller one squeezes cam to elastic balloon, and the compressed air that elastic balloon generates is from catalysis
It is blasted below agent particulate matter interlayer, the oxygen content in sewage is on the one hand increased, on the other hand in catalyst particles interlayer
Portion is dredged, and contact of the catalyst with sewage is increased, and gas rotates as power drive impeller two when reactor is discharged, makes
Impeller two drives movable plate movement to be stirred sewage, improves the efficiency of catalysis oxidation decomposition, treated, and water quality is more held
It is easily up to standard, and have the characteristics that at low cost, high-efficient.
2. a kind of printing-dyeing waste water treatment process of the present invention, the photocatalytic oxidation device used in this technique pass through by
Movable plate is set as the independent two parts in left and right, and realizes that connection forms storage chamber using elastical cloth and spring, in storage chamber
Catalyst is set, comes into full contact with catalyst with sewage using the movement of movable plate, improves the effect that useless Organic substance in water decomposes
Rate.
3. a kind of printing-dyeing waste water treatment process of the present invention, rotation axis, rotation axis are set on movable plate in this technique
Abrasive disk is arranged in one end in storage chamber, and the rotation axis other end installs impeller three, utilizes movement of the movable plate in sewage
Impeller three is rotated, so that abrasive disk be driven to grind the catalyst in storage chamber, ensure that the performance of catalyst effectiveness,
Good waste water treatment effect.
Detailed description of the invention
Fig. 1 is process flow chart of the invention；
Fig. 2 is main view of the invention；
Fig. 3 is the partial enlarged view at the A in Fig. 2 of the present invention；
In figure: reactor 1, photocatalysis light source 2, catalyst particles interlayer 3, agitating unit 4, power unit 5, reaction chamber
11, control unit 6, display button unit 7, sedimentation basin 12, half baffle 8, partition 9, settling zone 121, clear water zone 122, sewage draining exit
13, water inlet 14, suction pump 15, water outlet 16, fibre optical sensor 17, impeller 1, shaft 52, fixed frame 53, cam 54, bullet
Property air bag 55, spray head 56, agitating shaft 41, impeller 2 42, cylinder 43, connecting rod 44, movable plate 45, gas vent 18, elastical cloth 46,
Storage chamber 451, rotation axis 47, abrasive disk 48, impeller 3 49, plastic interlayer 19.
Specific embodiment
It is carried out using a kind of printing-dyeing waste water treatment process of Fig. 1-Fig. 3 to an embodiment of the present invention as described below.
As depicted in figs. 1 and 2, a kind of printing-dyeing waste water treatment process of the present invention, the technique include the following steps:
S1: dyeing waste water is passed through pH value conditioning tank, adjusting waste water pH value is 6-7；
S2: by the conditioning tank water outlet access photocatalytic oxidation device in S1, the organic matter in waste water is decomposed；
S3: the water outlet of photocatalytic oxidation device in S2 is accessed in hydrolysis acidification pool, hydraulic detention time 2-3h；
S4: it will be handled in hydrolysis acidification pool water outlet access activated sludge tank in S3, Decolourization Bacteria and PVA degradation accessed into pond
Bacterium, reaction time 3-5h；
S5: accessing filtering ponds for the sewage through activity processing in S4, precipitate solid by filtering ponds and filter, water outlet row
It puts；
Wherein, photocatalytic oxidation device described in S2 includes reactor 1, photocatalysis light source 2, catalyst particles interlayer
3, agitating unit 4 and power unit 5, the top lower section interval setting catalyst particles interlayer 3 of the reactor 1, catalyst
Particulate matter interlayer 3 is set as at least two layers, so that the internal cavity of reactor 1 is divided into multiple reaction chambers 11, is realized from upper
Multistep treatment structure under and, the interior setting photocatalysis light source 2 of reactor 1 and agitating unit 4, photocatalysis light source 2 are electrically connected outside
Control unit 6, control unit 6 are electrically connected display button unit 7, and agitating unit 4 is for stirring the sewage in reactor 1
It mixes；Sedimentation basin 12 is arranged in the bottom of the reactor 1, and inclination is arranged between the bottom of reactor 1 and the top of sedimentation basin 12
Half baffle 8, staggered vertical clapboard 9 up and down is set between 8 bottom of the bottom of sedimentation basin 12 and half baffle, sedimentation basin 12 is divided
Be cut into settling zone 121 and clear water zone 122, the bottom surface of settling zone 121 is tilted to 12 pool wall of sedimentation basin, 12 pool wall of sedimentation basin it is minimum
Sewage draining exit 13 is set at point；Water inlet 14 is arranged in the top of the reactor 1, and water inlet 14 connects drinking-water pipe and suction pump 15,
The clear water zone 122 of sedimentation basin 12 connects water outlet 16, and fibre optical sensor 17, Fibre Optical Sensor is arranged at water inlet 14 and water outlet 16
Device 17 is electrically connected control unit 6；The power unit 5 is arranged inside reactor 1, and power unit 5 is located at 14 lower section of water inlet,
Power unit 5 provides power for blasting oxygen into reactor 1, while for agitating unit 4；Wherein,
The power unit 5 includes impeller 1, shaft 52, fixed frame 53, cam 54, elastic balloon 55 and spray head 56,
The impeller 1 is mounted on fixed frame 53 by shaft 52, and impeller 1 is located at the lower section of water inlet 14；The cam 54
It is mounted in shaft 52, elastic balloon 55 is provided on 1 inner wall of reactor, cam 54 is contacted with elastic balloon 55 carries out air bag
Compression, makes elastic balloon 55 generate compressed air, and air inlet and air outlet, air inlet and air outlet are arranged in 55 surface of elastic balloon
Position be respectively provided with check valve, air inlet extends to outside reactor 1, and air inlet is in contact with outside air；The spray head 56
It is mounted on the lower section of catalyst particles interlayer 3, spray head 56 is connected by hose with the gas outlet of air bag.When work, draw water
Treatment sewage is pumped into reactor 1 from water inlet 14 by drinking-water pipe by pump 15, and impact when sewage flows out water inlet 14 is pushed
Movable vane wheel 1 rotates, and impeller 1 is rotated by shaft 52 with moving cam 54, and the rotation of cam 54 generates elastic balloon 55
Periodically compression makes elastic balloon 55 generate compressed air, and the compressed air that elastic balloon 55 generates is sprayed by spray head 56,
The oxygen content for increasing sewage in reactor 1 improves the effect of sewage treatment；Meanwhile spray head 56 spray oxygen due to
Upper movement enables sewage preferably to contact with catalyst, having in sewage to dredging inside catalyst particles interlayer 3
Machine object realizes under the double action that catalyst and photocatalysis light source 2 irradiate and decomposes, sewage successively pass through catalyst particles every
Layer 3 realizes multistage processing, ensure that and enters precipitating after the effect of sewage treatment, sewage pass through catalyst particles interlayer 3
Pond 12, due to the presence of half baffle 8, processed sewage flows into settling zone 121 first, and the presence of partition 9 reduces the stream of water
Speed, improves the effect of settlement of sewage, and upper layer clear water flows into the clear water zone 122 on right side, realizes the separation of sediment；Later,
Clear water is flowed out from water outlet 16, and sediment is flowed out from sewage draining exit 13.
As shown in Fig. 2, the agitating unit 4 includes agitating shaft 41, impeller 2 42, cylinder 43, connecting rod 44 and movable plate 45,
The agitating shaft 41 is vertically installed inside reactor 1, and reactor 1 is extended in 41 upper end of agitating shaft；The impeller 2 42 is installed
In the upper end of agitating shaft 41, gas vent 18 is provided at the top of reactor 1, gas vent 18 is located at the lower section of impeller 2 42, gas
Body exports 18 positions and relief valve is arranged；The movable plate 45 is placed vertically；Described 43 one end of cylinder is hinged on agitating shaft 41, gas
43 other end of cylinder and the end face of movable plate 45 are hinged, and cylinder 43 is connected by tracheae with elastic balloon 55, one piece of movable plate 45
One cylinder 43 is set；44 quantity of connecting rod is identical as the quantity of cylinder 43, and 44 one end of connecting rod is hinged on agitating shaft 41, even
44 other end of bar is hinged with movable plate 45.Since elastic balloon 55 constantly rouses extraneous air under the extruding of cam 54
Enter reactor 1, pressure rise in reactor 1, when pressure is more than the setting pressure of relief valve, gas of the gas from reactor 1
18 discharge of outlet, the gas push impeller 2 42 of discharge rotate, and the rotation of impeller 2 42 drives agitating shaft 41 to rotate, agitating shaft 41
Rotation is stirred movable plate 45 to the sewage in reactor 1, and the compressed air part that air bag generates during this is to gas
Cylinder 43 is supplied, and cylinder 43 is acted, and movable plate 45 is swung due to the connection by cylinder 43 and connecting rod 44, and mixing effect is more
It is good, so as to avoid the aggregation of dirty Organic substance in water, improve the efficiency of catalytic decomposition.
As shown in figure 3, the movable plate 45 is divided to control two independent parts, pass through between two parts of movable plate 45
Elastical cloth 46 and spring realize connection, and storage chamber 451 is formed between two parts of movable plate 45, setting in storage chamber 451
Through-hole is arranged in catalyst granules, 45 surface of movable plate.When movable plate 45 swings and rotates in sewage, sewage is entered by through-hole
Inside movable plate 45, so that sewage be made preferably to contact with the catalyst granules inside movable plate 45, catalytic decomposition is improved
Effect.
As shown in figure 3, being horizontally disposed on the movable plate 45 has rotation axis 47, activity is rotatably installed in the middle part of rotation axis 47
On plate 45, one end that rotation axis 47 is located in storage chamber 451 is provided with abrasive disk 48, and abrasive disk 48 is used for in storage chamber 451
Catalyst granules ground, remove the failure layer of catalyst particle surface, rotation axis 47 is located at one end outside movable plate 45
It is provided with impeller 3 49.Impeller 3 49 makes impeller 3 49 rotate, impeller in dirty underwater exercise when movable plate 45 rotates
3 49 rotation drives rotation axis 47 to rotate, and rotation axis 47 moves abrasive disk 48 in storage chamber 451, in storage chamber 451
Catalyst granules ground, to ensure that the validity of catalyst.
As shown in Fig. 2, plastic interlayer 19 is arranged in the top of the reactor 1, plastic interlayer 19 is equipped with through hole, plastics
Interlayer 19 is located at the lower section of shaft 52.The presence of plastic interlayer 19 makes sewage evenly distributedly flow into reaction chamber 11, to make to urge
Catalyst particles object interlayer 3 can improve the catalytic effect of catalyst particles interlayer 3 fully with waste water.
Detailed process is as follows:
When work, suction pump 15 by treatment sewage by drinking-water pipe from water inlet 14 be pumped into reactor 1, sewage flow out into
The impact force when mouth of a river 14 pushes impeller 1 to rotate, and impeller 1 is rotated by shaft 52 with moving cam 54, and cam 54 turns
It is dynamic that periodic compression is generated to elastic balloon 55, so that elastic balloon 55 is generated compressed air, the compression that elastic balloon 55 generates
Air is sprayed by spray head 56, is increased the oxygen content of sewage in reactor 1, is improved the effect of sewage treatment；Meanwhile spray head
56 spray oxygen dredged due to moving upwards to inside catalyst particles interlayer 3, enable sewage preferably with urge
Agent contacts, and the organic matter in sewage realizes under the double action that catalyst and photocatalysis light source 2 irradiate and decompose that sewage is layer-by-layer
Multistage processing is realized across catalyst particles interlayer 3, ensure that the effect of sewage treatment, and sewage passes through catalyst granules
Enter sedimentation basin 12 after object interlayer 3, due to the presence of half baffle 8, processed sewage flows into settling zone 121 first, partition 9
In the presence of the flow velocity for reducing water, the effect of settlement of sewage is improved, upper layer clear water flows into the clear water zone 122 on right side, and it is heavy to realize
The separation of starch；Later, clear water is flowed out from water outlet 16, and sediment is flowed out from sewage draining exit 13.
Since extraneous air is constantly blasted reactor 1 under the extruding of cam 54 by elastic balloon 55, in reactor 1
Pressure rise, when pressure is more than the setting pressure of relief valve, gas is discharged from the gas vent 18 of reactor 1, the gas of discharge
Body pushes impeller 2 42 to rotate, and the rotation of impeller 2 42 drives agitating shaft 41 to rotate, and the rotation of agitating shaft 41 makes movable plate 45 to anti-
The sewage in device 1 is answered to be stirred, the compressed air part that air bag generates during this is supplied to cylinder 43, keeps cylinder 43 dynamic
Make, movable plate 45 is swung due to the connection by cylinder 43 and connecting rod 44, and mixing effect is more preferable, so as to avoid in sewage
The aggregation of organic matter improves the efficiency of catalytic decomposition.When movable plate 45 swings and rotates in sewage, sewage by through-hole into
Enter inside movable plate 45, so that sewage be made preferably to contact with the catalyst granules inside movable plate 45, improves catalytic decomposition
Effect.Impeller 3 49 makes impeller 3 49 rotate in dirty underwater exercise when movable plate 45 rotates, and impeller 3 49 turns
Dynamic that rotation axis 47 is driven to rotate, rotation axis 47 moves abrasive disk 48 in storage chamber 451, to the catalyst in storage chamber 451
Particle is ground, to ensure that the validity of catalyst.
More than, it is illustrated about one embodiment of the present invention, but the present invention is not limited to the above embodiments,
It does not depart from and is able to carry out various changes in the range of present subject matter.
Industrial applicibility
According to the present invention, this printing-dyeing waste water treatment process, the side that the present invention is combined using biological treatment and chemical treatment
Formula carries out integrated treatment to dyeing waste water, impact power drive impeller when used photocatalytic oxidation device is pumped by sewage
One rotation, the rotation of impeller one squeezes cam to elastic balloon, and the compressed air that elastic balloon generates is from catalyst particles
Blasted below grain object interlayer, on the one hand increase the oxygen content in sewage, on the other hand to inside catalyst particles interlayer into
Row dredging increases contact of the catalyst with sewage, and gas rotates when reactor is discharged as power drive impeller two, makes impeller
Two drive movable plate movements are stirred sewage, improve the efficiency of catalysis oxidation decomposition, water quality that treated is easier to reach
Mark, and have the characteristics that it is at low cost, high-efficient, so that this printing-dyeing waste water treatment process is useful in sewage treatment field
's.
Claims (5)
1. a kind of printing-dyeing waste water treatment process, it is characterised in that: the technique includes the following steps:
S1: dyeing waste water is passed through pH value conditioning tank, adjusting waste water pH value is 6-7；
S2: by the conditioning tank water outlet access photocatalytic oxidation device in S1, the organic matter in waste water is decomposed；
S3: the water outlet of photocatalytic oxidation device in S2 is accessed in hydrolysis acidification pool, hydraulic detention time 2-3h；
S4: will handle in hydrolysis acidification pool water outlet access activated sludge tank in S3, Decolourization Bacteria and PVA degradation bacteria accessed into pond,
Reaction time 3-5h；
S5: accessing filtering ponds for the sewage through activity processing in S4, precipitate solid by filtering ponds and filter, Chinese effluent；
Wherein, photocatalytic oxidation device described in S2 includes reactor (1), photocatalysis light source (2), catalyst particles interlayer
(3), agitating unit (4) and power unit (5), the top lower section interval setting catalyst particles interlayer of the reactor (1)
(3), catalyst particles interlayer (3) is set as at least two layers, so that the internal cavity of reactor (1) is divided into multiple reactions
Room (11) realizes top-down multistep treatment structure, photocatalysis light source (2) and agitating unit (4) is arranged in reactor (1),
Photocatalysis light source (2) is electrically connected external control unit outside (6), and control unit (6) is electrically connected display button unit (7), agitating unit
(4) for being stirred to the sewage in reactor (1)；Sedimentation basin (12) are arranged in the bottom of the reactor (1), and reactor
(1) inclined half baffle (8), the bottom of sedimentation basin (12) and half baffle are set between the top of bottom and sedimentation basin (12)
(8) staggered vertical clapboard (9) up and down is set between bottom, sedimentation basin (12) is divided into settling zone (121) and clear water zone
(122), the bottom surface of settling zone (121) is tilted to sedimentation basin (12) pool wall, and blowdown is arranged at the minimum point of sedimentation basin (12) pool wall
Mouth (13)；Water inlet (14) are arranged in the top of the reactor (1), and water inlet (14) connects drinking-water pipe and suction pump (15), sink
The clear water zone (122) in shallow lake pond (12) connects water outlet (16), and fibre optical sensor is arranged at water inlet (14) and water outlet (16)
(17), fibre optical sensor (17) electrical connection control unit (6)；Power unit (5) setting is internal in reactor (1), power
Unit (5) is located at below water inlet (14), and power unit (5) is used into reactor (1) blast oxygen, while being agitating unit
(4) power is provided；Wherein,
The power unit (5) include impeller one (51), shaft (52), fixed frame (53), cam (54), elastic balloon (55) and
Spray head (56), the impeller one (51) are mounted on fixed frame (53) by shaft (52), and impeller one (51) is located at water inlet
(14) lower section；The cam (54) is mounted on shaft (52), is provided with elastic balloon (55) on reactor (1) inner wall, convex
Wheel (54) is contacted with elastic balloon (55) compresses air bag, and elastic balloon (55) is made to generate compressed air, elastic balloon
(55) air inlet and air outlet are arranged in surface, and the position of air inlet and air outlet is respectively provided with check valve, and air inlet extends to reaction
Device (1) is external, and air inlet is in contact with outside air；The spray head (56) is mounted on the lower section of catalyst particles interlayer (3),
Spray head (56) is connected by hose with the gas outlet of air bag.
2. a kind of printing-dyeing waste water treatment process according to claim 1, it is characterised in that: the agitating unit (4) includes
Agitating shaft (41), impeller two (42), cylinder (43), connecting rod (44) and movable plate (45), the agitating shaft (41) are vertically installed at
Reactor (1) is internal, and reactor (1) is extended in agitating shaft (41) upper end；The impeller two (42) is mounted on agitating shaft (41)
Upper end, reactor (1) top are provided with gas vent (18), and gas vent (18) is located at the lower section of impeller two (42), and gas goes out
Relief valve is arranged in mouth (18) position；The movable plate (45) is placed vertically；Described cylinder (43) one end is hinged on agitating shaft (41)
On, cylinder (43) other end and the end face of movable plate (45) are hinged, and cylinder (43) is connected by tracheae with elastic balloon (55),
A cylinder (43) is arranged in one piece of movable plate (45)；Connecting rod (44) quantity is identical as the quantity of cylinder (43), connecting rod (44)
One end is hinged on agitating shaft (41), and connecting rod (44) other end is hinged with movable plate (45).
3. a kind of printing-dyeing waste water treatment process according to claim 2, it is characterised in that: the movable plate (45) is divided into a left side
Right two independent parts are realized between two parts of movable plate (45) by elastical cloth (46) and spring and are connected, and in activity
Storage chamber (451) are formed between two parts of plate (45), catalyst granules, movable plate (45) surface are set in storage chamber (451)
Through-hole is set.
4. a kind of printing-dyeing waste water treatment process according to claim 3, it is characterised in that: horizontal on the movable plate (45)
It is provided with rotation axis (47), is rotatably installed on movable plate (45) in the middle part of rotation axis (47), rotation axis (47) is located at storage chamber
(451) one end in is provided with abrasive disk (48), and abrasive disk (48) is for grinding the catalyst granules in storage chamber (451)
Mill, removes the failure layer of catalyst particle surface, rotation axis (47) is located at the one end of movable plate (45) outside and is provided with impeller three
(49)。
5. a kind of printing-dyeing waste water treatment process according to claim 1, it is characterised in that: the top of the reactor (1)
It is arranged plastic interlayer (19), plastic interlayer (19) is equipped with through hole, and plastic interlayer (19) is located at the lower section of shaft (52).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811023249.9A CN109133258B (en) | 2018-09-03 | 2018-09-03 | Printing and dyeing wastewater treatment process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811023249.9A CN109133258B (en) | 2018-09-03 | 2018-09-03 | Printing and dyeing wastewater treatment process |
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| CN109133258B CN109133258B (en) | 2021-09-10 |
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| CN112661352A (en) * | 2020-12-17 | 2021-04-16 | 玉禾田环境发展集团股份有限公司 | Kitchen wastewater and garbage leachate cooperative treatment system and method |
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| CN109133258B (en) | 2021-09-10 |
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