CN204151192U - Papermaking sewage treatment system - Google Patents
Papermaking sewage treatment system Download PDFInfo
- Publication number
- CN204151192U CN204151192U CN201420453285.XU CN201420453285U CN204151192U CN 204151192 U CN204151192 U CN 204151192U CN 201420453285 U CN201420453285 U CN 201420453285U CN 204151192 U CN204151192 U CN 204151192U
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- sewage treatment
- treatment system
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- grid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model proposes a kind of papermaking sewage treatment system, screen cloth, coagulative precipitation tank, shallow layer flotation machine, anaerobic fixed film reactor and contact-oxidation pool that this Operation system setting has order to be connected, described coagulative precipitation tank, shallow layer flotation machine, contact-oxidation pool are all connected with sludge thickener, this sludge thickener is connected with pressure mud machine, and described screen cloth is connected with stock tank.The utility model structure is simple, simplifies processing step when meeting emission standard, and improves processing efficiency by the coagulative precipitation tank of improvement and contact-oxidation pool.
Description
Technical field
The utility model belongs to technical field of sludge treatment, is specifically related to a kind of papermaking sewage treatment system.
Background technology
Papermaking enterprise can produce a large amount of waste water in producing, and these waste water, as directly discharged without process, will cause severe contamination to environment.Existing Sewage treatment systems due to structure too complicated, cost of investment is large, and treatment process is superfluous, and is not suitable for middle and small scale paper mill application.
Utility model content
The purpose of this utility model proposes the papermaking sewage treatment system that a kind of structure is simple, processing efficiency is high.
The technical solution of the utility model is achieved in that a kind of papermaking sewage treatment system, screen cloth, coagulative precipitation tank, shallow layer flotation machine, anaerobic fixed film reactor and contact-oxidation pool that this Operation system setting has order to be connected, described coagulative precipitation tank, shallow layer flotation machine, contact-oxidation pool are all connected with sludge thickener, this sludge thickener is connected with pressure mud machine, and described screen cloth is connected with stock tank.
More preferably, coagulative precipitation tank comprises reaction tank and settling tank, be provided with in this reaction tank with top the first baffle plate in a distance and with bottom second baffle in a distance, described reaction tank is divided into room I, room II and room III by this first baffle plate and second baffle, this room I is provided with water-in, is equipped with whipping appts in described room I, room II and room III; Described settling tank is provided with third gear plate, described settling tank is divided into clear water zone A and settling region B by this third gear plate up and down, the bottom of this settling region B is tapered and be provided with sludge outlet, this clear water zone A is provided with water outlet, described third gear plate is provided with the some inclined tubes being communicated with clear water zone A and settling region B, this settling region B is connected with described room III, and described room I is provided with and adds flocculation agent device, and described room II is provided with and adds coagulant aids device.Reaction tank arranges three rooms and arranges the formation that whipping appts effectively can accelerate floss in each indoor, and the conical design bottom settling tank makes sedimentation effect better and is conducive to the discharge of dirt.
More preferably, described contact-oxidation pool comprises pond body, water inlet pipe, aeration tube and rising pipe, in the body of described pond, the first dividing plate is set, this pond body is divided into the first Room by second partition and the 3rd dividing plate up and down, second Room, 3rd Room and fourth ventricle, this first dividing plate, second partition and the 3rd dividing plate are respectively equipped with the first grid, second grid and the 3rd grid, this second grid shifts to install with this first grid and the 3rd grid respectively, described second Room and the 3rd indoor are all filled with filler, described water inlet pipe and aeration tube are positioned at described first Room, described rising pipe is positioned at described fourth ventricle, the density of described 3rd indoor filler is greater than the density of described second indoor filler, the bottom of described pond body is taper and is provided with blow-off pipe.
The utility model structure is simple, simplifies processing step when meeting emission standard, and improves processing efficiency by the coagulative precipitation tank of improvement and contact-oxidation pool.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of coagulative precipitation tank;
Fig. 3 is the structural representation of contact-oxidation pool.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Sewage treatment systems as shown in Figure 1, screen cloth 1, coagulative precipitation tank 2, shallow layer flotation machine 3, anaerobic fixed film reactor 4 and contact-oxidation pool 5 that this Operation system setting has order to be connected, described coagulative precipitation tank 2, shallow layer flotation machine 3, contact-oxidation pool 5 are all connected with sludge thickener 7, this sludge thickener 7 is connected with pressure mud machine 8, and described screen cloth 1 is connected with stock tank 6.
Screen cloth 1 adopts waterpower screen cloth, and its mesh size is 60 orders, and the isolated paper-making fibre of screen cloth 1 and air-flotation scum enter in stock tank 6, are back to production with stock pump.The wool in waste water can effectively be removed and reclaim to screen cloth, the impurity such as cotton and man-made fiber, has simple, the advantages such as efficiently, do not add chemical agent, running cost is low, and floor space is little and easy to maintenance.
Coagulative precipitation tank 2 as shown in Figure 2 comprises reaction tank 201 and settling tank 202, be provided with in this reaction tank 201 with top the first baffle plate 214 in a distance and with bottom second baffle 215 in a distance, described reaction tank 201 is divided into room I, room II and room III by this first dividing plate 214 and second partition 215, this room I is provided with water-in 211, is equipped with whipping appts in described room I, room II and room III; Described settling tank 202 is provided with third gear plate 221, described settling tank about 202 is divided into clear water zone A and settling region B by this third gear plate 221, the bottom of this settling region B is tapered and be provided with sludge outlet 223, this clear water zone A is provided with water outlet 222, described third gear plate 221 is provided with the some inclined tubes being communicated with clear water zone A and settling region B, this settling region B is connected with described room III, and described room I is provided with and adds flocculation agent device 212, and described room II is provided with and adds coagulant aids device 213.Sewage enters room I from water-in 211, add flocculation agent device 212 and add flocculation agent to room I, be condensed into floss through the suspended solids stirred in sewage and enter room II, add coagulant aids device 213 and add coagulant aids to room II, floss is grown further, room III is entered through stirring, stir further in room III, current, through turning back and stir for several times, promote particle flocculation, the residence time holds, and flocculating effect is good; After current enter settling region B, floss sinks under gravity, and clear water enters clear water zone A by inclined tube, and clear water is flowed into by water outlet 222 or water pump suction shallow layer flotation machine 3, sludge accumulation is bottom settling region B, and timing enters sludge thickener 7 from sludge outlet 223.
Shallow layer flotation machine 3 is advanced prior aries, change the pneumatically supported static state water inlet of tradition, dynamic water outlet is dynamically water inlet, static water outlet, namely when entering in air flotation pool containing the combined sewage with microbubble suspended particle, use stream device to move, it is zero that the horizontal flow velocity of composite waste goes out to flow device relatively, thus inhibit the turbulent flow in groove, thus stable dissolved air flotation (i.e. so-called " zero velocity principle ") can be carried out, flotation body lift velocity reaches or close to theoretical raising speed, drastically increase processing efficiency, the residence time of waste water in shallow gas floating trough is made to reduce to 3min by 30 traditional ~ 60min, and collection cohesion, skimming, draining, spoil disposal is integrated, it is a kind of wastewater treatment equipment efficiently.
The organism macromole of difficult for biological degradation is hydrolyzed into by anaerobic fixed film reactor 4 can biochemical degradable organism.Utilize returned sluge effectively to improve hydrolysis section concentration gradient, wastewater through organic matter can be good at degraded.Due within the different time periods, water quality is extremely uneven, and for ensureing the continuous operation of follow-up equipment, arrange diving mixer in pond, waste water is fully mixed, and homogeneous is all measured.
Contact-oxidation pool 5 as shown in Figure 3 comprises pond body 501, water inlet pipe 514, aeration tube 515 and rising pipe 507, first dividing plate 512 is set in described pond body 501, this pond body about 501 is divided into the first Room 510 by second partition 503 and the 3rd dividing plate 505, second Room 509, 3rd Room 508 and fourth ventricle 504, this first dividing plate 512, second partition 503 and the 3rd dividing plate 505 are respectively equipped with the first grid 511, second grid 502 and the 3rd grid 506, this second grid 502 shifts to install with this first grid 511 and the 3rd grid 506 respectively, all filler is filled with in described second Room 509 and the 3rd Room 508, described water inlet pipe 514 and aeration tube 515 are positioned at described first Room 510, described rising pipe 507 is positioned at described fourth ventricle 504, in described 3rd Room 508, the density of filler is greater than the density of filler in described second Room 509, the bottom of described pond body 501 is taper and is provided with blow-off pipe 513.The structure of this contact-oxidation pool 5 makes sewage turn back to pass through, and to add between sewage with filler effective contacts, and under identical flow velocity, its treatment effect significantly increases, or improves flow velocity when ensureing treatment effect, thus improves processing efficiency.
Sludge thickener 7 adopts perpendicular stream concentration basin, and pressure mud machine 8 adopts belt to press mud machine.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a papermaking sewage treatment system, it is characterized in that: screen cloth (1), coagulative precipitation tank (2), shallow layer flotation machine (3), anaerobic fixed film reactor (4) and contact-oxidation pool (5) that this Operation system setting has order to be connected, described coagulative precipitation tank (2), shallow layer flotation machine (3), contact-oxidation pool (5) are all connected with sludge thickener (7), this sludge thickener (7) is connected with pressure mud machine (8), and described screen cloth (1) is connected with stock tank (6).
2. papermaking sewage treatment system as claimed in claim 1, is characterized in that: described screen cloth (1) is waterpower screen cloth.
3. papermaking sewage treatment system as claimed in claim 1, it is characterized in that: described coagulative precipitation tank (2) comprises reaction tank (201) and settling tank (202), be provided with in this reaction tank (201) with top the first baffle plate (214) in a distance and with bottom second baffle in a distance (215), described reaction tank (201) is divided into room I by this first baffle plate (214) and second baffle (215), room II and room III, this room I is provided with water-in (211), described room I, whipping appts is equipped with in room II and room III, described settling tank (202) is provided with third gear plate (221), described settling tank (202) is divided into clear water zone A and settling region B by this third gear plate (221) up and down, the bottom of this settling region B is tapered and be provided with sludge outlet (223), this clear water zone A is provided with water outlet (222), described third gear plate (221) is provided with the some inclined tubes being communicated with clear water zone A and settling region B, this settling region B is connected with described room III, described room I is provided with and adds flocculation agent device (212), and described room II is provided with and adds coagulant aids device (213).
4. papermaking sewage treatment system as claimed in claim 1, is characterized in that: described anaerobic fixed film reactor is provided with diving mixer in (4).
5. papermaking sewage treatment system as claimed in claim 1, it is characterized in that: described contact-oxidation pool (5) comprises pond body (501), water inlet pipe (514), aeration tube (515) and rising pipe (507), first dividing plate (512) is set in described pond body (501), this pond body (501) is divided into the first Room (510) by second partition (503) and the 3rd dividing plate (505) up and down, second Room (509), 3rd Room (508) and fourth ventricle (504), this first dividing plate (512), second partition (503) and the 3rd dividing plate (505) are respectively equipped with the first grid (511), second grid (502) and the 3rd grid (506), this second grid (502) shifts to install with this first grid (511) and the 3rd grid (506) respectively, all filler is filled with in described second Room (509) and the 3rd Room (508), described water inlet pipe (514) and aeration tube (515) are positioned at described first Room (510), described rising pipe (507) is positioned at described fourth ventricle (504), the density of described 3rd Room (508) interior filler is greater than the density of the interior filler of described second Room (509), the bottom in described pond body (501) is taper and is provided with blow-off pipe (513).
6. papermaking sewage treatment system as claimed in claim 1, is characterized in that: described sludge thickener (7) is vertical-flow concentration basin.
7. papermaking sewage treatment system as claimed in claim 1, is characterized in that: described pressure mud machine (8) is belt pressure mud machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420453285.XU CN204151192U (en) | 2014-08-12 | 2014-08-12 | Papermaking sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420453285.XU CN204151192U (en) | 2014-08-12 | 2014-08-12 | Papermaking sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204151192U true CN204151192U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420453285.XU Expired - Fee Related CN204151192U (en) | 2014-08-12 | 2014-08-12 | Papermaking sewage treatment system |
Country Status (1)
| Country | Link |
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| CN (1) | CN204151192U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084660A (en) * | 2015-08-12 | 2015-11-25 | 中国电建集团贵阳勘测设计研究院有限公司 | Contact oxidation sewage treatment device and treatment method thereof |
| CN106396273A (en) * | 2016-10-28 | 2017-02-15 | 张日龙 | Wastewater recovery treatment process for paper mill |
| CN107098499A (en) * | 2017-05-08 | 2017-08-29 | 湖南美奕机电科技有限公司 | One kind backflow coagulating sedimentation air supporting all-in-one |
| CN107162341A (en) * | 2017-06-27 | 2017-09-15 | 苏州赛易特环保科技有限公司 | A kind of processing method of papermaking sewage |
| CN107337280A (en) * | 2017-09-13 | 2017-11-10 | 哈尔滨工业大学 | A kind of industrial park sewage plant reactor for hydrolysis and acidification |
| CN108083500A (en) * | 2017-12-26 | 2018-05-29 | 重庆丰望环保科技有限公司 | A kind of papermaking wastewater flocculation sediment processing system and flocculant |
| CN111285540A (en) * | 2020-01-07 | 2020-06-16 | 湖北中烟工业有限责任公司 | Papermaking method tobacco sheet production waste water pretreatment equipment |
| CN111715048A (en) * | 2020-06-16 | 2020-09-29 | 中粮糖业辽宁有限公司 | Desulfurization system process for sugar industry |
| CN112955427A (en) * | 2019-04-04 | 2021-06-11 | 株式会社Lg化学 | System for continuous purification of esterification reaction products |
| CN113853245A (en) * | 2019-09-19 | 2021-12-28 | 株式会社Lg化学 | Neutralization/water separation tank for esterification product and neutralization/water separation method for esterification product |
| CN114051425A (en) * | 2019-09-19 | 2022-02-15 | 株式会社Lg化学 | Neutralization/water separation device for esterification product and neutralization/water separation method for esterification product |
-
2014
- 2014-08-12 CN CN201420453285.XU patent/CN204151192U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084660A (en) * | 2015-08-12 | 2015-11-25 | 中国电建集团贵阳勘测设计研究院有限公司 | Contact oxidation sewage treatment device and treatment method thereof |
| CN106396273A (en) * | 2016-10-28 | 2017-02-15 | 张日龙 | Wastewater recovery treatment process for paper mill |
| CN107098499A (en) * | 2017-05-08 | 2017-08-29 | 湖南美奕机电科技有限公司 | One kind backflow coagulating sedimentation air supporting all-in-one |
| CN107162341A (en) * | 2017-06-27 | 2017-09-15 | 苏州赛易特环保科技有限公司 | A kind of processing method of papermaking sewage |
| CN107337280A (en) * | 2017-09-13 | 2017-11-10 | 哈尔滨工业大学 | A kind of industrial park sewage plant reactor for hydrolysis and acidification |
| CN108083500B (en) * | 2017-12-26 | 2023-12-19 | 重庆丰望环保科技有限公司 | Papermaking sewage flocculation and precipitation treatment system and flocculant |
| CN108083500A (en) * | 2017-12-26 | 2018-05-29 | 重庆丰望环保科技有限公司 | A kind of papermaking wastewater flocculation sediment processing system and flocculant |
| CN112955427A (en) * | 2019-04-04 | 2021-06-11 | 株式会社Lg化学 | System for continuous purification of esterification reaction products |
| CN112955427B (en) * | 2019-04-04 | 2024-04-19 | 株式会社Lg化学 | System for continuous purification of esterification reaction products |
| CN113853245A (en) * | 2019-09-19 | 2021-12-28 | 株式会社Lg化学 | Neutralization/water separation tank for esterification product and neutralization/water separation method for esterification product |
| CN114051425A (en) * | 2019-09-19 | 2022-02-15 | 株式会社Lg化学 | Neutralization/water separation device for esterification product and neutralization/water separation method for esterification product |
| JP2022544708A (en) * | 2019-09-19 | 2022-10-20 | エルジー・ケム・リミテッド | Esterification product neutralization/water separation tank and esterification product neutralization/water separation method |
| US11975991B2 (en) | 2019-09-19 | 2024-05-07 | Lg Chem, Ltd. | Neutralization/water separation device for esterified product and neutralization/water separation method for esterified product |
| EP3943481B1 (en) * | 2019-09-19 | 2024-10-09 | Lg Chem, Ltd. | Apparatus for neutralization/water removal of esterification products and method for neutralization/water removal of esterification products |
| EP3943480B1 (en) * | 2019-09-19 | 2025-01-01 | Lg Chem, Ltd. | Method for neutralization/water separation of esterification product |
| CN111285540A (en) * | 2020-01-07 | 2020-06-16 | 湖北中烟工业有限责任公司 | Papermaking method tobacco sheet production waste water pretreatment equipment |
| CN111715048A (en) * | 2020-06-16 | 2020-09-29 | 中粮糖业辽宁有限公司 | Desulfurization system process for sugar industry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20150812 |
|
| EXPY | Termination of patent right or utility model |