CN1680193A - Apparatus and process for wastewater treatment of dyeing and finishing textile - Google Patents
Apparatus and process for wastewater treatment of dyeing and finishing textile Download PDFInfo
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- CN1680193A CN1680193A CN 200410091150 CN200410091150A CN1680193A CN 1680193 A CN1680193 A CN 1680193A CN 200410091150 CN200410091150 CN 200410091150 CN 200410091150 A CN200410091150 A CN 200410091150A CN 1680193 A CN1680193 A CN 1680193A
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Abstract
An apparatus and its production for sewage treatment in dyeing and finishing industry are disclosed. The apparatus consists of filtering pot, bottom cap of filtering pot, water intake pipeline system, water outlet pipeline system, back-flushing system, back-cleaning system, cleaning system, discharging system and controlling system. The production uses filling filtering material with fineness above 80-400 meshes by high polymer bridging principle. It is carried out by agitating filling filtering material inwater, pumping filtering material and sewage into filtering pot, to be treated and discharging the filtered water from outlet water pipeline. Its advantages include primary filtering efficiency of non-aqueous organics and water soluble organics reaches 70-90%, transparent water quality, no secondary pollution, low cost and small occupying area, and decreased COD, BOD5 and chrominance.
Description
Technical field
The present invention relates to the new device and the novel process of sewage disposal, specifically relate to be used for the new device and the novel process of dyeing and finishing, the sewage disposal of washing industry.
Background technology
Dyeing and finishing and washing industry waste water, because its complicated component, biodegradability is poor, is one of more unmanageable trade effluent kind.In early days, adopt simple materialization precipitation or air supporting mostly, then, use Wastewater Treated by Activated Sludge Process.Now, more employing is pre-treatment, anaerobism (acidification hydrolization), catalytic oxidation, precipitation, sterilization comprehensive processing technique.But above-mentioned technology floor space, capital construction amount, one-time investment are all bigger, and treatment effect and actual treatment amount be inversely proportional to, in case exceed designed capacity (influent concentration, total inflow), treatment effect promptly can't guarantee.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art part, water quality after the processing is higher, adaptive faculty is strong (influent concentration, the variation of water inlet total amount do not influence treatment effect substantially) and provide one, floor space is few, the new device and the novel process that are used for dyeing and finishing, the sewage disposal of washing industry that one-time investment is few.
The object of the invention can realize in the following way:
The new device that is used for dyeing and finishing, washing industry sewage disposal comprises: bottom, suction culvert system, outlet pipeline system, blowback system, back cleaning system, positive cleaning system, water exhaust system and the Controlling System of hay tank, hay tank.
Wherein, the size of hay tank is determined according to the amount of disposing of sewage.Hay tank inside is equipped with the high molecular millipore filter film, and the mounting means of film has board-like installation and tubular type to install, and is prior art;
The bottom of hay tank is provided with locking bail, cylinder and linkage assembly, and locking bail and number of cylinders have the sealing of U RunddichtringO by the decision of bottom diameter on the bottom;
The suction culvert system comprises: a stopping composition agitator, a stopping composition pond, a sewage collecting pool, clean water basin, a stopping composition pump (also can add branch road at inlet with sump pump substitutes), a filler pump valve (being installed in the ingress when substituting packing pump with sump pump), a sump pump, a sewage pump valve and a fresh water pump;
The outlet pipeline system comprises: rising pipe, outlet valve and under meter, and according to the diameter of hay tank, rising pipe and outlet valve can be one, one, also can be several and several;
Blowback system comprises: compressed air reservoir, a solenoid diaphragm valve and a check valve;
The backwash system comprises: fresh water pump and control valve;
Just the system of washing comprises: fresh water pump, ring-like pipe and control valve;
Water exhaust system comprises: can be a discharge pipe line or a plurality of discharge pipe line, by-pass valve is installed;
Controlling System comprises: a logic controller, its signal input part link to each other with the switch signal output terminal of under meter, pressure transmitter (or tensimeter), outlet valve, anti-cleaning valve, blowback magnetic valve, positive cleaning valve, locking bail, bottom and cylinder respectively; The control signal output terminal of logic controller by solenoid operated directional valve group and outlet valve, anti-cleaning valve, positive cleaning valve, by-pass valve, and cylinder link, directly link to each other with purge valve with the blowback air valve by electric power element, the electric power element by frequency transformer links to each other with sump pump with packing pump.
Technological process is as follows:
1, with stopping composition and water in 1-10: 100 ratios add in the stopping composition agitator, and after fully mixing, it is standby to put into the stopping composition pond;
When 2, starting shooting, extract the filler in the filler pond by packing pump (or alternative by sump pump) earlier, the time is for (determining according to the volume of hay tank and the ability of employed pump) till hay tank is full of, when hay tank is full of filler, packing pump is shut down, and switches to sump pump;
3, sump pump startup work enters sewage treatment process, according to handled water quality difference, sometimes need in the sump pump working process, continue to add stopping composition, during interpolation, can finish or add bypass duct by packing pump and finish by sump pump suction in the lump in the sump pump ingress;
4, sewage becomes clear water behind micro-pore-film filtration, and the rising pipe outflow by the hay tank top enters clean water basin behind under meter;
5, under meter feeds back signal to logic controller by the output of design, is regulated the operating frequency of sump pump again through frequency transformer by the logic controller output terminal;
6, the operating pressure in the hay tank feeds back to logic controller by pressure transmitter (or tensimeter), and greater than design effort pressure the time, the control sump pump is shut down;
7, after sump pump is shut down, open the water discharge valve draining earlier, first blowback deslagging is opened the bottom slag dumping then after the draining, close just clean earlier behind the bottom, after instead clean;
8, microporous membrane is realized cleaning regeneration after positive and negative cleaning, enters next working routine again, so repeatedly.
The present invention adopts the high molecular millipore filter film, is the tube-type micropore filtering membrane of materials such as polyethylene microporous membrane, polypropylene screen.
According to the different water quality and the requirement of treatment effect, need in treating processes, add continuously again and fill filtrate sometimes; Addition manner can be independent feeding pump, also can utilize the working barrel of hay tank, adds control valve in the ingress and regulates adding automatically.
Stopping composition is industrial residue or the self-control material that satisfies the above fineness requirement of 80-400 order, can finish even bridge formation needs, requires: particle and particle level ratio are even, good water permeability, non-activity or low activity.As the waste residue that produces in the architectural pottery processing, unselected clay etc.Self-control material: refer to prepare no matter in any way the material that all satisfies above-mentioned requirements.
According to the different sewage proterties, add different auxiliary agents, the water quality after can improving treatment capacity and handling.Auxiliary agent: refer to inorganic flocculating agent-molysite class, natural organic high-molecular flocculant-treated starch.
The present invention specifically has following advantage compared to existing technology:
1, the waste water that dyeing and finishing industry, washing industry produce can be reached discharging standards through primary treatment, secondary treatment realizes the reuse of part producing link, reclamation rate can reach 70%, 0.3u the disposable filtering of above suspended substance, it is 70-90% that water-insoluble organism and water soluble organic substance once leach rate, effectively reduces COD, BOD5, reduces colourity, water quality is visual transparent, does not produce secondary pollution; Disposable input cost and working cost are 30% of traditional biochemical expense;
2, water quality after treatment is higher, can satisfy the reuse of dyeing and finishing, washing industry part operation; This is that other any processing mode is all inaccessible at present.Calculate at comparable price, one ton of water of every reuse, enterprise can economize on the use of funds 1.30 yuan, remarkable in economical benefits; Dispose of sewage with the manner, dyeing and finishing industry and washing industry can realize cleaner production, and it is over half to reduce quantity of wastewater effluent, saves the tap water of equivalent, and is qualified discharge, obvious social benefit;
3, for utilizing again, industrial residues such as Building Ceramics Industry offer an opportunity obvious social benefit; Than traditional sewage disposal mode and input cost of equipment is low, running cost is low, floor space is few.
Description of drawings
Fig. 1: system construction drawing of the present invention;
Fig. 2: Controlling System figure of the present invention;
Fig. 3: the decline schematic perspective view of hole tubular construction of card of the prior art;
Fig. 4: pipe of the prior art is arranged the schematic perspective view of the hole tubular construction that declines;
Fig. 5: implementation and operation figure of the present invention.
Each numbering explanation among the figure: 1, hay tank; 2, high molecular millipore filter film; 3, locking bail; 4, cylinder; 5, linkage assembly; 6, U RunddichtringO; 7, stopping composition agitator; 8, stopping composition pond; 9, sewage collecting pool; 10, clean water basin; 11, packing pump; 12, sump pump; 13, fresh water pump; 14, outlet valve; 15, under meter; 16, gas-holder; 17, solenoid diaphragm valve; 18, check valve; 19, ring-like pipe; 20, positive purge control valve; 21, discharge pipe line; 22, draining control valve; 23, anti-purge control valve; 24, packing pump control valve; 25, sewage pump valve.
Embodiment
Enumerate an embodiment below, the present invention is further specified, but the present invention is not only limited to this embodiment.
Embodiment 1
As shown in Figure 1, the new device of the sewage disposal of dyeing and finishing industry comprises: a hay tank 1, hay tank bottom, suction culvert system, outlet pipeline system, blowback system, back cleaning system, positive cleaning system, water exhaust system and Controlling System.Wherein, the size of hay tank (diameter, highly) is to determine that by sewage load hay tank inside is equipped with high molecular millipore filter film 2; The bottom of hay tank is provided with locking bail 3; cylinder 4 and linkage assembly 5; 6 sealings of U RunddichtringO are arranged on the bottom; the sewage of being discharged by the workshop enters sewage collecting pool 9; during this sewage pumped in the hay tank 1 by sump pump 12, after micropore filtering film 2 filtered, clear water was flowed out by outlet pipeline through outlet valve 14 and enter clean water basin 10 behind under meter 15; discharge pipe line 21 and draining control valve 22 are installed in the bottom of hay tank, are used for draining when hay tank is shut down.Stopping composition agitator 7 and stopping composition pond 8, (therefore locating was example in 5: 100 ratio with stopping composition and water, stopping composition and water ratio) for determining, after putting into the stopping composition agitator and stirring, put into stopping composition pond 8, this stopping composition enters in the hay tank through packing pump 11 and filler control valve 24.Clean water basin 10 clean by carrying out forward in fresh water pump 13 and positive 20 pairs of jars of purge control valve; Clean water basin 10 are by fresh water pump 13 and anti-purge control valve 23 and 14 pairs of anti-cleanings of hay tank of outlet valve.
The suction culvert system comprises: stopping composition agitator 7, stopping composition pond 8, sewage collecting pool 9, clean water basin 10, packing pump 11, packing pump control valve 24, sump pump 12, a sewage pump valve 25 and a fresh water pump 13;
The outlet pipeline system comprises: four outlet valves 14 and a under meter 15, the quantity of rising pipe are determined according to the diameter of hay tank, can be one, also can be several;
Blowback system comprises: compressed air reservoir 16, a solenoid diaphragm valve 17 and a check valve 18,
Back cleaning system comprises: fresh water pump 13, an anti-purge control valve 23, through three outlet water control valves, 14 anti-cleanings;
Positive cleaning system comprises: fresh water pump 13, a positive purge control valve 20 are just cleaning;
Water exhaust system comprises: discharge pipe line 21, draining control valve 22, water shoot and valve can be one, also can be several.
Controlling System (accompanying drawing 2) comprising: logic controller, its signal input part link to each other with the switch signal output terminal of under meter 15, pressure transmitter (or tensimeter), outlet valve 14, anti-purge control valve 23, blowback solenoid diaphragm valve 17, positive purge control valve 20, locking bail 3, bottom cylinder 4 respectively; The control signal input terminus of logic controller links to each other with outlet valve 14, anti-purge control valve 23, positive purge control valve 20, draining control valve 22 and cylinder 4 by the solenoid operated directional valve group, directly links to each other with fresh water pump 13 with blowback solenoid diaphragm valve 17 by electric power element.
As shown in Figure 2, flow that under meter 15 and pressure transmitter are measured and pressure signal are through analog to digital conversion, and with collection capacity input logic controller, logic controller is regulated frequency transformer according to these two amounts by digital-to-analog conversion, thereby regulate pressure and flow.Outlet valve, anti-purge control valve, blowback magnetic valve, positive purge control valve, locking bail, bottom and cylinder are controlled by the solenoid operated directional valve group by logic controller.The fresh water pump logic controller is directly controlled startup.
Microfiltration tube as shown in Figure 3 is to adopt card formula structure, and microporous pipe is installed in one plane;
Microfiltration tube as shown in Figure 4 is to adopt pipe row formula structure, microporous pipe is installed in gathers on the pipe.
As shown in Figure 5, be used for the operating process of the new device of dyeing and finishing, the sewage disposal of washing industry
The operating process of new device is as follows:
1, before the start, earlier with stopping composition and water in 1-10: 100 ratio is put into stopping composition pond 8 after joining and stirring in the stopping composition agitator 7;
When 2, starting shooting, open outlet valve 14 earlier, open packing pump control valve 24, start packing pump 11, stopping composition is pumped in the hay tank, and the time is for (determining according to the volume of hay tank and the ability of employed pump) till hay tank is full of, when hay tank is full of filler, packing pump is shut down, and switches to sump pump;
3, sump pump startup work enters sewage treatment process, according to handled water quality difference, needs sometimes
In the sump pump working process, continue to add stopping composition, during interpolation, can finish or add bypass duct by packing pump and finish by sump pump suction in the lump in the sump pump ingress;
4, sewage becomes clear water behind micro-pore-film filtration, and the rising pipe outflow by the hay tank top enters clean water basin behind under meter;
5, under meter feeds back signal to logic controller by the output of design, is regulated the operating frequency of sump pump again through frequency transformer by the logic controller output terminal;
6, the operating pressure in the hay tank feeds back to logic controller by pressure transmitter (or tensimeter), and greater than design effort pressure the time, the control sump pump is shut down;
7, after sump pump is shut down, open the water discharge valve draining earlier, first blowback deslagging is opened the bottom slag dumping then after the draining, close bottom after, just clean earlier, after instead clean;
8, microporous membrane is realized cleaning regeneration after positive and negative cleaning, enters next working routine again, so repeatedly.
New device of the present invention and novel process, relate to and remove COD, BOD5, reduction colourity in suspended substance (SS) in the water, the reduction water, be used for dyeing and finishing industry, washing industry, electroplating industry, technics of metallurgy mineral dressing, coking industry, Steel Complex, leather production, urban comprehensive wastewater processing etc.
Claims (5)
1, the new device that is used for the sewage disposal of dyeing and finishing industry, comprise: a hay tank, hay tank bottom, suction culvert system, outlet pipeline system, blowback system, back cleaning system and Controlling System, wherein, hay tank inside is equipped with the high molecular millipore filter film, microporous membrane is the tube-type micropore filtering membrane of materials such as polyethene microporous membrane, polypropylene screen, it is characterized in that:
(1) size of hay tank is to be determined by sewage load;
(2) bottom of hay tank is provided with locking bail (3), and cylinder (4) and linkage assembly (5) have U RunddichtringO (6) sealing on the bottom;
(3) the suction culvert system comprises: stopping composition agitator 7, stopping composition pond 8, sewage collecting pool 9, clean water basin 10, packing pump 11, packing pump control valve 24, sump pump 12, a sewage pump valve 25 and a fresh water pump 13;
(4) the outlet pipeline system comprises: four outlet valves 14 and a under meter 15, the quantity of rising pipe are determined according to the diameter of hay tank, can be one, also can be several;
(5) blowback system comprises: compressed air reservoir 16, a solenoid diaphragm valve 17 and a non-check valve 18;
(6) back cleaning system comprises: fresh water pump 13, an anti-purge control valve 23, through three outlet water control valves, 14 anti-cleanings;
(7) positive cleaning system comprises: fresh water pump 13, a positive purge control valve 20 are just cleaning;
(8) water exhaust system comprises: discharge pipe line 21, draining control valve 22, water shoot and valve can be one, also can be several;
(9) Controlling System comprises: logic controller, its signal input part link to each other with the switch signal output terminal of under meter 15, pressure transmitter or tensimeter, outlet valve 14, anti-purge control valve 23, blowback solenoid diaphragm valve 17, positive purge control valve 20, locking bail 3, bottom cylinder 4 respectively; The control signal input terminus of logic controller links to each other with outlet valve 14, anti-purge control valve 23, positive purge control valve 20, draining control valve 22 and cylinder 4 by the solenoid operated directional valve group, directly links to each other with fresh water pump 13 with blowback solenoid diaphragm valve 17 by electric power element.By linking to each other of frequency transformer with sump pump.
2, the novel process that is used for the sewage disposal of dyeing and finishing industry is characterized in that adopting the bridge formation principle of high molecular millipore filter film, auxiliaryly realizes filtering novel method with the filling filtrate of 80-400 order fineness:
To fill filtrate and water in 1-10: 100 ratio stirs in agitator, add branch road with independent packing pump or with the sump pump of hay tank at inlet then, with mixed filtrate pump in hay tank, the amount that filtrate joins in the hay tank is controlled by the logic controller of Controlling System, with time is set(ting)value, standard is for till being full of hay tank, and the used time is determined according to the size of hay tank and the power of used packing pump;
Sewage becomes clear water behind micro-pore-film filtration, the rising pipe outflow by the hay tank top enters clean water basin;
Under meter feeds back signal to logic controller by the output of design, is regulated the operating frequency of sump pump again through frequency transformer by the logic controller output terminal;
Operating pressure in the hay tank feeds back to logic controller by pressure transmitter or tensimeter, and greater than design effort pressure the time, the control sump pump is shut down; After sump pump is shut down, open the water discharge valve draining, first blowback deslagging after the draining, just clean then, after instead clean;
Microporous membrane is realized cleaning regeneration after positive and negative cleaning, enter next working routine again, so repeatedly.
3, the novel process that is used for the dyeing and finishing industry sewage disposal according to claim 2 is characterized in that according to the different water quality and the requirement of treatment effect, need add continuously and fill filtrate in treating processes sometimes; Addition manner can be independent feeding pump, also can utilize the working barrel of hay tank, adds control valve in the ingress and regulates adding automatically.
4, the novel process that is used for the dyeing and finishing industry sewage disposal according to claim 2, it is characterized in that filling filtrate is industrial residue or the self-control material that satisfies the above fineness requirement of 80-400 order, can finish even bridge formation needs, require: particle and particle level ratio are even, good water permeability, non-activity or low activity; Be selected from the waste residue, the unselected clay that produce in the architectural pottery processing.
5, the novel process that is used for the dyeing and finishing industry sewage disposal according to claim 2 is characterized in that according to the different sewage proterties, adds different auxiliary agents, with the water quality after improving treatment capacity and handling; Auxiliary agent is inorganic flocculating agent-molysite class, natural organic high-molecular flocculant-treated starch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410091150 CN1680193A (en) | 2004-11-22 | 2004-11-22 | Apparatus and process for wastewater treatment of dyeing and finishing textile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410091150 CN1680193A (en) | 2004-11-22 | 2004-11-22 | Apparatus and process for wastewater treatment of dyeing and finishing textile |
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| CN1680193A true CN1680193A (en) | 2005-10-12 |
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| CN 200410091150 Pending CN1680193A (en) | 2004-11-22 | 2004-11-22 | Apparatus and process for wastewater treatment of dyeing and finishing textile |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179103A (en) * | 2011-03-07 | 2011-09-14 | 苏州永添设备有限公司 | Filtering and slag-discharging system |
| CN102475990A (en) * | 2010-11-29 | 2012-05-30 | 谢定猛 | Novel full-automatic micropore filter |
| CN105417594A (en) * | 2015-11-30 | 2016-03-23 | 广州故乡源水处理有限公司 | Uninterrupted self-exchange activated coke sewage treatment system and treatment method |
| CN105817061A (en) * | 2016-05-19 | 2016-08-03 | 苏州优斯曼环保科技有限公司 | Filter pipe |
| CN107335276A (en) * | 2016-05-03 | 2017-11-10 | 博凯勒机械工程股份有限公司 | Suspension is divided into concentrate and the method and apparatus of filtrate by transverse stream filtering |
-
2004
- 2004-11-22 CN CN 200410091150 patent/CN1680193A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102475990A (en) * | 2010-11-29 | 2012-05-30 | 谢定猛 | Novel full-automatic micropore filter |
| CN102179103A (en) * | 2011-03-07 | 2011-09-14 | 苏州永添设备有限公司 | Filtering and slag-discharging system |
| CN102179103B (en) * | 2011-03-07 | 2013-04-03 | 苏州永添设备有限公司 | Filtering and slag-discharging system |
| CN105417594A (en) * | 2015-11-30 | 2016-03-23 | 广州故乡源水处理有限公司 | Uninterrupted self-exchange activated coke sewage treatment system and treatment method |
| CN107335276A (en) * | 2016-05-03 | 2017-11-10 | 博凯勒机械工程股份有限公司 | Suspension is divided into concentrate and the method and apparatus of filtrate by transverse stream filtering |
| CN107335276B (en) * | 2016-05-03 | 2021-06-08 | 博凯勒机械工程股份有限公司 | Method and device for separating a suspension into a concentrate and a filtrate by means of cross-flow filtration |
| CN105817061A (en) * | 2016-05-19 | 2016-08-03 | 苏州优斯曼环保科技有限公司 | Filter pipe |
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