CN204125294U - Printing and dyeing wastewater treatment system - Google Patents
Printing and dyeing wastewater treatment system Download PDFInfo
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- CN204125294U CN204125294U CN201420522138.3U CN201420522138U CN204125294U CN 204125294 U CN204125294 U CN 204125294U CN 201420522138 U CN201420522138 U CN 201420522138U CN 204125294 U CN204125294 U CN 204125294U
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Abstract
The utility model discloses a kind of printing and dyeing wastewater treatment system, comprise the equalizing tank, anaerobic pond, Aerobic Pond, second pond, the effluent standard mouth that connect successively, equalizing tank connects printing and dyeing workshop waste water, and effluent standard mouth is provided with on-line monitoring room; The feed-water end of second pond is also connected with aluminum chloride and adds bucket, and mud mouth is connected to sludge thickener, and sludge thickener is connected to belt filter press, and the water outlet of second pond is also connected to Treated sewage reusing processing unit, and Treated sewage reusing processing unit is connected to reuse pool; The supernatant liquor of sludge thickener, the rinse water of belt filter press are connected to equalizing tank through pipeline; Mixed-liquor return pipeline is connected with between Aerobic Pond and anaerobic pond.The utility model arranges rationally, and COD degradation rate and good decolorizing effect, resource utilization is high.
Description
Technical field
The utility model relates to a kind of Waste Water Treatment, is specifically related to a kind of printing and dyeing wastewater treatment system.
Background technology
Printing and dyeing mill all can produce a large amount of dyeing waste waters every day, there is the features such as organic pollutant content is high, alkalescence is large, change of water quality is large, belong to one of unmanageable trade effluent, containing dyestuff, slurry, auxiliary agent, finish, soda acid, fiber impurity, sand class material, inorganic salt etc. in waste water, large to environmental hazard, therefore the waste water of printing and dyeing mill needs, through a series of process, just can reach the emission standard of national regulation.At present still to there is COD degradation rate not high for the Waste Water Treatment of a lot of printing and dyeing mill, and the problem of decolorizing effect difference, needs to be solved further, to reduce the pollution to environment.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of printing and dyeing wastewater treatment system, COD degradation rate and good decolorizing effect.
For solving the problems of the technologies described above, printing and dyeing wastewater treatment system of the present utility model, comprise the equalizing tank, anaerobic pond, Aerobic Pond, second pond, the effluent standard mouth that connect successively, wherein equalizing tank connects printing and dyeing workshop waste water, and effluent standard mouth is provided with on-line monitoring room;
The feed-water end of described second pond is also connected with aluminum chloride and adds bucket, mud mouth is connected to sludge thickener, sludge thickener is connected to belt filter press, and the water outlet of second pond is also connected to Treated sewage reusing processing unit, and Treated sewage reusing processing unit is connected to reuse pool;
The supernatant liquor of described sludge thickener, the rinse water of belt filter press are connected to equalizing tank through pipeline;
Mixed-liquor return pipeline is connected with between described Aerobic Pond and anaerobic pond;
Described Treated sewage reusing processing unit comprises the air supporting reaction tank, air flotation pool, filtration intermediate pool, quartz filter and the accurate filter that connect successively, air supporting reaction tank is connected to the water outlet of second pond, the water side of accurate filter is connected to reuse pool, air supporting reaction tank is connected with liquid aluminium and adds bucket, polymer interpolation bucket and discoloring agent interpolation bucket, and the mud mouth of air flotation pool is connected to sludge thickener.
Further, the bottom surface of described equalizing tank is from influent side toward the downward-sloping setting of water outlet side.
Again further, described bottom surface comparatively downside is provided with low groove, and equalizing tank rising pipe stretches in this low groove.
Further, in described equalizing tank, be also provided with grid, and this grid upper end is obliquely installed to water outlet side by influent side.
Further, described anaerobic pond comprises the first anaerobic pond and the second anaerobic pond that connect successively, and is equipped with a whipping appts in each anaerobic pond; Aerobic Pond comprises the first Aerobic Pond and the second Aerobic Pond that connect successively, and the first Aerobic Pond and the second Aerobic Pond are all with aerating apparatus.
The utility model arranges rationally, carries out anaerobism, aerobic treatment for dyeing waste water, and meanwhile, anaerobic pond and Aerobic Pond are provided with two, make its sufficient reacting, COD degradation rate and good decolorizing effect.To its discharge then by on-line monitoring room monitoring water quality after treatment, to ensure that it meets discharging standards., the mud after second pond process is concentrated, press filtration process meanwhile, more dry mud is sent outside, to liquid portion then through a series of air supporting reaction, filtration treatment thus to workshop reuse.Mixed solution for Aerobic Pond generation can be back to anaerobic pond and process further, and to ensure treatment effect, the supernatant liquor of sludge thickener and the rinse water of belt filter press, be all back to equalizing tank and participate in reaction.The setting of grid, is equivalent to carry out pre-treatment to waste water, lifting waste water subsequent disposal effect.To sum up, the utility model arranges rationally, and effectively can process dyeing waste water, resource utilization is high.
Accompanying drawing explanation
Accompanying drawing 1 is schematic flow sheet of the present utility model;
Accompanying drawing 2 is the schematic flow sheet of the utility model Treated sewage reusing processing unit;
Accompanying drawing 3 is the structural representation of the equalizing tank of the utility model band grid;
Accompanying drawing 4 is the structural representation of the anaerobic pond of the utility model band whipping appts.
Number in the figure: 1-equalizing tank; 11-bottom surface; The low groove of 12-; 13-equalizing tank rising pipe; 14-grid; 2-anaerobic pond; 20-whipping appts; 21-first anaerobic pond; 22-second anaerobic pond; 3-Aerobic Pond; 31-first Aerobic Pond; 32-second Aerobic Pond; 4-second pond; 5-effluent standard mouth; 6-Treated sewage reusing processing unit; 61-air supporting reaction tank; 62-air flotation pool; 63-filters intermediate pool; 64-quartz filter; 65-accurate filter; 7-reuse pool; 8-sludge thickener; 9-belt filter press; 10-on-line monitoring room.
Embodiment
Embodiment 1 of the present utility model:
As depicted in figs. 1 and 2, printing and dyeing wastewater treatment system described in the utility model, comprise the equalizing tank 1 connected successively, anaerobic pond 2(comprises the first anaerobic pond 21 and the second anaerobic pond 22 connected successively, whipping appts 20 is equipped with in first anaerobic pond 21 and the second anaerobic pond 22, as shown in Figure 4), Aerobic Pond 3(comprises the first Aerobic Pond 31 and the second Aerobic Pond 32 connected successively), second pond 4, effluent standard mouth 5, wherein equalizing tank 1 connects printing and dyeing workshop waste water, effluent standard mouth 5 is provided with on-line monitoring room 10, mixed-liquor return pipeline is connected with between second Aerobic Pond 32 and the first anaerobic pond 21,
The feed-water end of described second pond 4 is also connected with aluminum chloride and adds bucket, mud mouth is connected to sludge thickener 8, sludge thickener 8 is connected to belt filter press 9, and the water outlet of second pond 4 is also connected to Treated sewage reusing processing unit 6, and Treated sewage reusing processing unit 6 is connected to reuse pool 7;
The supernatant liquor of described sludge thickener 8, the rinse water of belt filter press 9 are connected to equalizing tank 1 through pipeline;
Described Treated sewage reusing processing unit 6 as shown in Figure 2, comprise connect successively air supporting reaction tank 61, air flotation pool 62, filter intermediate pool 63, quartz filter 64 and accurate filter 65, air supporting reaction tank 61 is connected to the water outlet of second pond 4, the water side of accurate filter 65 is connected to reuse pool 7, air supporting reaction tank 61 is connected with liquid aluminium and adds bucket, polymer interpolation bucket and discoloring agent interpolation bucket, and the mud mouth of air flotation pool 62 is connected to sludge thickener 8.
As shown in Figure 3, its bottom surface 11 is from influent side toward the downward-sloping setting of water outlet side, and comparatively downside is provided with low groove 12 for described equalizing tank 1, and equalizing tank rising pipe 13 stretches in this low groove 12.
Also be provided with grid 14 in described equalizing tank 1, and this grid 14 upper end is obliquely installed to water outlet side by influent side.
The utility model treatment of dyeing wastewater process is as follows:
Plant effluent enters equalizing tank 1 through pipeline, because the bottom surface 11 of equalizing tank 1 is obliquely installed, therefore dyeing waste water flows to opposite side from the side of grid 14 automatically, and the grid 14 of some solid matters that may exist in waste water through being obliquely installed stops, be stranded in the side of grid 14, ensure waste water subsequent disposal effect, the solids of delay can regularly be cleared up.Equalizing tank rising pipe 13 stretches into and is positioned at the low groove 12 of bottom surface 11 compared with downside, under the effect of pump, make waste water enter the first anaerobic pond 21 and the second anaerobic pond 22 successively, whipping appts 20 is equipped with in each anaerobic pond, anaerobic pond is divided into two, waste water can be made fully to be stirred, waste water in the first anaerobic pond 21 and the second anaerobic pond 22 through the effect of anaerobion, reach the object of decolouring, COD is also obviously declined simultaneously, pH value is adjusted to 6-9(the utility model also can be equipped with soda acid tank, soda acid tank inner acidic or basic solution is utilized to carry out the adjustment of pH value if desired), wastewater biodegradability improves.Waste water enters all with the first Aerobic Pond 31 and the second Aerobic Pond 32 of aerating apparatus more successively, under aerobic bacteria exists, carry out abundant Air Exposure, in second Aerobic Pond 32, a part of mixed solution is back to the first anaerobic pond 21 reaction treatment again under the effect of pump, all the other directly enter second pond 4, aluminum chloride adds bucket and add aluminum chloride in waste water simultaneously, in second pond 4, produce precipitation.In second pond 4, a part of waste water discharges through effluent standard mouth 5, and water quality is monitored in the on-line monitoring room 10 of waste water through being arranged on effluent standard mouth 5 place of this discharge, to ensure that the waste water discharged meets national standard.In second pond 4, another part waste water enters Treated sewage reusing processing unit 6 and processes: the waste water in this second pond 4 enters air supporting reaction tank 61 under the effect of lift pump, flocculation agent liquid aluminium polychloride (PAC) is added in air supporting reaction tank 61, polyacrylamide (PAM) etc., and as discoloring agents such as Losantins, waste water enters air flotation pool 62 more further, in air flotation pool 62, mud enters sludge thickener 8, liquid enters and filters intermediate pool 63, quartz filter 64 is entered successively again through force (forcing) pump effect, accurate filter 65 filters, filter gained process water and enter reuse pool 7, workshop reuse is returned again through lift pump effect.Mud in second pond 4 enters sludge thickener 8 through pumping action and carries out concentration, and supernatant liquor returns equalizing tank 1, and mud enters belt filter press 9 through pumping action and processes, and rinse water returns equalizing tank 1, and dry mud outward transport is disposed.
Above-mentioned embodiment is exemplary, is to better enable those skilled in the art understand the utility model, can not be interpreted as it is restriction to the utility model protection domain; As long as according to the utility model disclose any equivalent change done by spirit or modification, all fall into the scope of the utility model protection.
Claims (5)
1. a printing and dyeing wastewater treatment system, is characterized in that
This Waste Water Treatment comprises the equalizing tank (1), anaerobic pond (2), Aerobic Pond (3), second pond (4), the effluent standard mouth (5) that connect successively, wherein equalizing tank (1) connects printing and dyeing workshop waste water, and effluent standard mouth (5) is provided with on-line monitoring room (10);
The feed-water end of described second pond (4) is also connected with aluminum chloride and adds bucket, mud mouth is connected to sludge thickener (8), sludge thickener (8) is connected to belt filter press (9), the water outlet of second pond (4) is also connected to Treated sewage reusing processing unit (6), and Treated sewage reusing processing unit (6) is connected to reuse pool (7);
The supernatant liquor of described sludge thickener (8), the rinse water of belt filter press (9) are connected to equalizing tank (1) through pipeline;
Mixed-liquor return pipeline is connected with between described Aerobic Pond (3) and anaerobic pond (2);
Described Treated sewage reusing processing unit (6) comprise connect successively air supporting reaction tank (61), air flotation pool (62), filter intermediate pool (63), quartz filter (64) and accurate filter (65), air supporting reaction tank (61) is connected to the water outlet of second pond (4), the water side of accurate filter (65) is connected to reuse pool (7), air supporting reaction tank (61) is connected with liquid aluminium and adds bucket, polymer interpolation bucket and discoloring agent interpolation bucket, and the mud mouth of air flotation pool (62) is connected to sludge thickener (8).
2. printing and dyeing wastewater treatment system according to claim 1, is characterized in that: the bottom surface (11) of described equalizing tank (1) is from influent side toward the downward-sloping setting of water outlet side.
3. printing and dyeing wastewater treatment system according to claim 2, is characterized in that: described bottom surface (11) comparatively downside are provided with low groove (12), and equalizing tank rising pipe (13) stretches in this low groove (12).
4. printing and dyeing wastewater treatment system according to claim 1, is characterized in that: be also provided with grid (14) in described equalizing tank (1), and this grid (14) upper end is obliquely installed to water outlet side by influent side.
5. printing and dyeing wastewater treatment system according to claim 1, is characterized in that: described anaerobic pond (2) comprises the first anaerobic pond (21) and the second anaerobic pond (22) that connect successively, and is equipped with a whipping appts (20) in each anaerobic pond; Aerobic Pond (3) comprises the first Aerobic Pond (31) and the second Aerobic Pond (32) that connect successively, and the first Aerobic Pond (31) and the second Aerobic Pond (32) are all with aerating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522138.3U CN204125294U (en) | 2014-09-12 | 2014-09-12 | Printing and dyeing wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522138.3U CN204125294U (en) | 2014-09-12 | 2014-09-12 | Printing and dyeing wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204125294U true CN204125294U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420522138.3U Expired - Fee Related CN204125294U (en) | 2014-09-12 | 2014-09-12 | Printing and dyeing wastewater treatment system |
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| Country | Link |
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| CN (1) | CN204125294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145561A (en) * | 2016-08-30 | 2016-11-23 | 枣阳天燕硅普材料有限公司 | A kind of 2 nitros are to thiamphenicol benzoic acid production waste handling process |
-
2014
- 2014-09-12 CN CN201420522138.3U patent/CN204125294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145561A (en) * | 2016-08-30 | 2016-11-23 | 枣阳天燕硅普材料有限公司 | A kind of 2 nitros are to thiamphenicol benzoic acid production waste handling 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: 20150128 Termination date: 20150912 |
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| EXPY | Termination of patent right or utility model |