CN108395049A - Sewage disposal system - Google Patents

Sewage disposal system Download PDF

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Publication number
CN108395049A
CN108395049A CN201810227435.8A CN201810227435A CN108395049A CN 108395049 A CN108395049 A CN 108395049A CN 201810227435 A CN201810227435 A CN 201810227435A CN 108395049 A CN108395049 A CN 108395049A
Authority
CN
China
Prior art keywords
water
turbid circulating
circulating water
sewage disposal
continuous casting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810227435.8A
Other languages
Chinese (zh)
Inventor
廖勇
张宪冬
唐俊
张生策
郑锡辉
谢超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Desheng Group Vanadium Titanium Co Ltd
Original Assignee
Sichuan Desheng Group Vanadium Titanium Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Desheng Group Vanadium Titanium Co Ltd filed Critical Sichuan Desheng Group Vanadium Titanium Co Ltd
Priority to CN201810227435.8A priority Critical patent/CN108395049A/en
Publication of CN108395049A publication Critical patent/CN108395049A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/38Treatment of water, waste water, or sewage by centrifugal separation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/40Devices for separating or removing fatty or oily substances or similar floating material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/48Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/488Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5281Installations for water purification using chemical agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/16Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes

Abstract

The invention discloses a kind of sewage disposal systems, including converter turbid circulating water processing system, continuous casting turbid circulating water processing system, flushing water treatment system.Sewage disposal system with above structure, is suitable for the processing of Gang Zha factories production waste, and cycling and reutilization after handling most sewage greatly reduces external discharge, alleviates the pollution to environment.

Description

Sewage disposal system
Technical field
The present invention relates to the systems that a kind of Gang Zha factories sewage is handled and recycled.
Background technology
Gang Zha factories include converter system and continuous casting system.Clean circulating water in converter system all recycles, and cooling tower steams Hair loss and the other loss waters of system are using production fire water supplement;Turbid circulating water system leads to water mistake because external water is discharged into Surplus, extra water is made iron residue cool use by partly sending cinder field after sludge pressing, remaining sends blast furnace slag bath moisturizing outside.Continuous casting system Clean circulating water all recycle, cooling tower (or devaporizer) loss and the other loss waters of system using soft water supplement; Turbid circulating water cycle chemistry oil expeller carries out periodical blowdown, wastewater disposition to sewage treatment plant.In addition, casting machine main unit hydraulic station cools down Water largely uses production fire water using new water, casting machine component cooling water.Return water enters casting machine turbid circulating water pond, Cause casting machine fIthy circulating system water superfluous, circulating water pool has arranges phenomenon outside unrestrained water.
Invention content
In view of this, the present invention provides a kind of sewage disposal system, it as possible will be after the sewage disposal that generated in production process It recycles, reduces outer row.
In order to solve the above technical problems, the technical scheme is that:A kind of sewage disposal system, including converter turbid circulating water Processing system, rinses water treatment system at continuous casting turbid circulating water processing system.
As an improvement the converter turbid circulating water processing system includes therrmodynamic system blowdown water treatment system, Ventilator Room The outer disintegrating system in waste pipe of water seal overflow water treatment system, cinder field.
As an improvement the therrmodynamic system blowdown water treatment system includes summarizing converter gas bag and petticoat pipe for collecting Sewage is discharged into converter turbid circulating water purification system by the collection device of sewerage, the collection device by elevated flume.
As an improvement the Ventilator Room water seal overflow water treatment system includes for collecting Ventilator Room water seal overflow water Collection device, sewage is discharged into converter pump house net circulation hot-tub by the collection device by pipeline.
As an improvement the outer disintegrating system in waste pipe of the cinder field includes a collecting pit, and utilize pipeline and self priming pump Water in collecting pit is sent into the Whirlwind tank of continuous casting turbid circulating water processing system.
As an improvement the continuous casting turbid circulating water processing system includes chemical oil remover blowdown water treatment system, continuous casting Overflow water treatment system in turbid circulating water pond.
It is removed as an improvement the chemical oil remover blowdown water treatment system includes sequentially connected Whirlwind tank, chemistry Oily device, sedimentation basin, clear water reserviors.
As an improvement casting machine hydraulic station cooling water in water treatment system is overflow in continuous casting turbid circulating water pond uses net ring Water;Casting machine component cooling water uses turbid circulating water.
As an improvement the water treatment system of rinsing is included in the collecting pit built at steel-making section, the collecting pit It is connected to the Whirlwind tank in continuous casting turbid circulating water processing system.
The invention has the beneficial effects that:Sewage disposal system with above structure is suitable for Gang Zha factories production waste Processing, cycling and reutilization after handling most sewage greatly reduces external discharge, alleviates the dirt to environment Dye.
Description of the drawings
Fig. 1 is the flow chart of the present invention.
Specific implementation mode
In order to make those skilled in the art more fully understand technical scheme of the present invention, With reference to embodiment The present invention is described in further detail.
As shown in Figure 1, the present invention includes converter turbid circulating water processing system, continuous casting turbid circulating water processing system, rinses water process System.
Converter turbid circulating water processing system includes therrmodynamic system blowdown water treatment system, Ventilator Room water seal overflow water processing system The outer disintegrating system in waste pipe of system, cinder field.
Therrmodynamic system blowdown water treatment system include for collecting the collection device for summarizing converter gas bag and petticoat pipe sewerage, Sewage is discharged into converter turbid circulating water purification system by the collection device by elevated flume.Reduce discharge water 4m3/h, daily 100 tons or so.
Ventilator Room water seal overflow water treatment system includes the collection device for collecting Ventilator Room water seal overflow water, the receipts Sewage is discharged into converter pump house net circulation hot-tub by acquisition means by pipeline.Reduce discharge water 25m3/h, daily 600 tons of left sides It is right.
The outer disintegrating system in waste pipe of cinder field includes a collecting pit, and is sent into the water in collecting pit using pipeline and self priming pump The Whirlwind tank of continuous casting turbid circulating water processing system.Reduce discharge water 10m3/h, daily 240 tons or so.
In addition fan rotor plan is stainless steel rotor by spraying rotor retrofit, deactivates back-flushing.Reduce discharge water 12m3/h, daily 300 tons or so.
Continuous casting turbid circulating water processing system includes chemical oil remover blowdown water treatment system, the unrestrained water process in continuous casting turbid circulating water pond System.
Chemical oil remover blowdown water treatment system includes sequentially connected Whirlwind tank, chemical oil remover, sedimentation basin, clear water Pond.Hammer scale digging machine, dump truck after precipitation send stock yard to use.Reduce discharge water 16m3/h, daily 400 tons of left sides It is right.
It overflows casting machine hydraulic station cooling water in water treatment system and uses clean circulating water in continuous casting turbid circulating water pond;Casting machine component cooling water Using turbid circulating water.Reduce discharge water 16m3/h, daily 400 tons or so.
It rinses water treatment system and is included in the collecting pit built at steel-making section, the collecting pit and continuous casting turbid circulating water processing system Whirlwind tank connection in system.By building 3 collecting pits, is used and automatically controlled using newly-increased self priming pump, liquid level gauge and pipeline Continuous casting Whirlwind tank is sent to recycle.Estimation reduce water 3m3/h, daily 70 tons or so.
Converter turbid circulating water processing system and continuous casting turbid circulating water processing system are both provided with turbid circulating water purification system.Turbid circulating water is net Change system is including the use of the sequentially connected Whirlwind tank for cyclone sediment of pipeline, point for salvaging magnetic flocculation group suspended matter Oil removal machine from clarifier, for removing oil slick, for cooling cooling tower;Further include being connect with Whirlwind tank for launching coagulation The coagulant dispensing device of agent, the flocculation aid dispensing device being connect with separation purifier water inlet line.Separation purifier water inlet pipe Road is provided with mixing stirring device after being located at flocculation aid dispensing device.Mixing stirring device is static mixer.Static mixing Device includes tube body, and tube body both ends are respectively inlet and outlet;There is the helical blade of group axial direction in the tube body;Described two groups The hand of spiral of helical blade is opposite.Further include being connect with separation purifier for the magnetic flocculation group suspended matter got of fighting each other The dewaterer being dehydrated;And it connect with dewaterer and is set for handling the Treatment of Sludge of dewatered magnetic flocculation group suspended matter It is standby.Separation purifier is communicated with horizontal flow basin, and the horizontal flow basin is communicated with sedimentation basin, and the sedimentation basin is connect with oil removal machine.Separation Clarifier is that rare-earth magnetic disc detaches purification of waste water device.Oil removal machine is disc type oil removal machine.
It the above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair The limitation of the present invention, protection scope of the present invention should be subject to claim limited range.For the art For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change Protection scope of the present invention is also should be regarded as into retouching.

Claims (9)

1. a kind of sewage disposal system, it is characterised in that:Including converter turbid circulating water processing system, continuous casting turbid circulating water processing system, Rinse water treatment system.
2. a kind of sewage disposal system according to claim 1, it is characterised in that:The converter turbid circulating water processing system packet Include the outer disintegrating system in waste pipe of therrmodynamic system blowdown water treatment system, Ventilator Room water seal overflow water treatment system, cinder field.
3. a kind of sewage disposal system according to claim 2, it is characterised in that:The therrmodynamic system sewerage processing system System includes for collecting the collection device for summarizing converter gas bag and petticoat pipe sewerage, and the collection device will be dirty by elevated flume Water is discharged into converter turbid circulating water purification system.
4. a kind of sewage disposal system according to claim 2, it is characterised in that:The Ventilator Room water seal overflow water process System includes the collection device for collecting Ventilator Room water seal overflow water, and sewage is discharged into converter by the collection device by pipeline Pump house net circulation hot-tub.
5. a kind of sewage disposal system according to claim 2, it is characterised in that:The outer disintegrating system in waste pipe packet of the cinder field A collecting pit is included, and the water in collecting pit is sent into the Whirlwind tank of continuous casting turbid circulating water processing system using pipeline and self priming pump.
6. a kind of sewage disposal system according to claim 1, it is characterised in that:The continuous casting turbid circulating water processing system packet Include chemical oil remover blowdown water treatment system, water treatment system is overflow in continuous casting turbid circulating water pond.
7. a kind of sewage disposal system according to claim 6, it is characterised in that:The chemical oil remover blowdown water process System includes sequentially connected Whirlwind tank, chemical oil remover, sedimentation basin, clear water reserviors.
8. a kind of sewage disposal system according to claim 6, it is characterised in that:It overflows at water in continuous casting turbid circulating water pond Casting machine hydraulic station cooling water uses clean circulating water in reason system;Casting machine component cooling water uses turbid circulating water.
9. a kind of sewage disposal system according to claim 1, it is characterised in that:The flushing water treatment system is included in The collecting pit built at steel-making section, the collecting pit are connected to the Whirlwind tank in continuous casting turbid circulating water processing system.
CN201810227435.8A 2018-03-19 2018-03-19 Sewage disposal system Pending CN108395049A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810227435.8A CN108395049A (en) 2018-03-19 2018-03-19 Sewage disposal system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810227435.8A CN108395049A (en) 2018-03-19 2018-03-19 Sewage disposal system

Publications (1)

Publication Number Publication Date
CN108395049A true CN108395049A (en) 2018-08-14

Family

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Family Applications (1)

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CN201810227435.8A Pending CN108395049A (en) 2018-03-19 2018-03-19 Sewage disposal system

Country Status (1)

Country Link
CN (1) CN108395049A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109205910A (en) * 2018-11-22 2019-01-15 宝钢工程技术集团有限公司 Compact turbid circulating water treating stations
CN110590048A (en) * 2019-09-20 2019-12-20 中冶东方工程技术有限公司 Continuous casting turbid circulating water treatment equipment and method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003220392A (en) * 2002-01-29 2003-08-05 Sumitomo Metal Ind Ltd Method for treating recirculated water containing fine iron particle
WO2005110931A1 (en) * 2004-05-13 2005-11-24 Hansu Ltd. Method for removing suspension contained in cooling water for spray used in iron works
CN102633311A (en) * 2012-03-30 2012-08-15 内蒙古包钢钢联股份有限公司 Water-in-series water saving method of circulating cooling water system of steel rolling process
CN104150645A (en) * 2014-09-01 2014-11-19 中冶赛迪上海工程技术有限公司 Hot rolling waste water reuse treatment system and method
CN107651775A (en) * 2017-09-29 2018-02-02 四川德胜集团钒钛有限公司 Slag cooling waste water recovery and processing system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003220392A (en) * 2002-01-29 2003-08-05 Sumitomo Metal Ind Ltd Method for treating recirculated water containing fine iron particle
WO2005110931A1 (en) * 2004-05-13 2005-11-24 Hansu Ltd. Method for removing suspension contained in cooling water for spray used in iron works
CN102633311A (en) * 2012-03-30 2012-08-15 内蒙古包钢钢联股份有限公司 Water-in-series water saving method of circulating cooling water system of steel rolling process
CN104150645A (en) * 2014-09-01 2014-11-19 中冶赛迪上海工程技术有限公司 Hot rolling waste water reuse treatment system and method
CN107651775A (en) * 2017-09-29 2018-02-02 四川德胜集团钒钛有限公司 Slag cooling waste water recovery and processing system

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Title
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徐梅芳: "《小城镇给水厂设计与运行管理指南》", 31 January 2015, 天津大学出版社 *
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109205910A (en) * 2018-11-22 2019-01-15 宝钢工程技术集团有限公司 Compact turbid circulating water treating stations
CN110590048A (en) * 2019-09-20 2019-12-20 中冶东方工程技术有限公司 Continuous casting turbid circulating water treatment equipment and method

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SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20180814

RJ01 Rejection of invention patent application after publication