CN204569559U - A kind of industrial sewage recycle and reuse system - Google Patents
A kind of industrial sewage recycle and reuse system Download PDFInfo
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- CN204569559U CN204569559U CN201520207404.8U CN201520207404U CN204569559U CN 204569559 U CN204569559 U CN 204569559U CN 201520207404 U CN201520207404 U CN 201520207404U CN 204569559 U CN204569559 U CN 204569559U
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- water
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- collecting basin
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Abstract
A kind of industrial sewage recycle and reuse system, cooling pond is located at above water collecting basin, and lower end is communicated to water collecting basin; To extension and by extending certain length left directly over water collecting basin and establishing transit wagon immediately below it about driving rail frame; Transit wagon track extends to agglomerating plant; Driving rail top of support is established and the track coordinated of driving a vehicle; Wrapping machine is established in driving, and the wireline lower end of wrapping machine connects dirt pocket; New water moisturizing pond is communicated with water collecting basin; Water collecting basin communication loop pond, circulating water pool connects water circulating pump, and water circulating pump is used in conjunction water unit, and water use sector is communicated to cooling pond upper port; Dirt pocket perisporium is its internal fixtion electricity flocculation plant of mesh and the settling region mud discharging mouth of corresponding electric flocculation plant establishes electrically operated valve in the lower end of dirt pocket.It can reduce the quantity of wastewater effluent in coking production process in circulating water system, eliminates the secondary pollution of existence at present and recycles refuse, can produce good economic benefit and environmental benefit.
Description
Technical field
The utility model relates to the field of coking industry Sewage treatment systems, is specially a kind of industrial sewage recycle and reuse system.
Background technology
Along with in process of economic development to the continuous increase of resources requirement, shortage of water resources and environmental issue are increasingly severe.For solving the conflicting of shortage of water resources and Economic development, the repeating utilization factor improving process water has become the key of water saving, minimizing blowdown.According to the preliminary statistics, the water consumption of circulating water system accounts for more than 70% of process water total amount, so improve the repeating utilization factor that industrial circulating water cycles of concentration effectively will improve water, reduces enterprise's quantity of wastewater effluent simultaneously, realizes environment protecting.
In field of steel-making, traditional water treatment method is adopted more, as chemical process to the process of industrial circulating water at present.Usually also need to add the medicines such as a large amount of inhibiter, Biocidal algae-killing agent, poiser while adding Scale inhibitors in dosing step in chemical method.Its not enough main manifestations existed is: the chemical drugs medicine added itself can cause more serious corrosion to equipment, pipeline; Need when pipeline scale carries out interim pickling to run stopping apparatus, thus affect production efficiency, and cleaning is wasted time and energy, after cleaning, gained waste liquid also can cause secondary pollution.Along with the adjustment of national development structure, require to improve constantly to the environmental pollution improvement that industry, enterprise produce, the coordination Sustainable development of Considering Environmental benefit and economic benefit.So the chemical treatment method adopted in steelworks circulating water system is at present with appropriate to the occasion inharmonious, its use will cause more and more higher Environmental costs, deviates from the guiding theory of Sustainable development.Meanwhile, controlling to reduce the quantity of wastewater effluent in steelworks water circulation system, also will be another problem that restriction environment and'economy benefit develops simultaneously.In a word, current steelworks water circulation use treatment system because of its quantity of wastewater effluent still larger, and the increase output value is directly proportional to sewage flow rate increase, so the environmental requirement developed with coal chemical enterprise and sustainable theory inharmonious, the huge obstacle that restriction coke-oven plant economic benefit improves and the market competitiveness promotes will be become.
Utility model content
The utility model provides a kind of industrial sewage recycle and reuse system, it can reduce the quantity of wastewater effluent in coking production process in circulating water system, eliminate the secondary pollution of existence at present and refuse is recycled, good economic benefit and environmental benefit can be produced.
The technical scheme in the invention for solving the technical problem is: a kind of industrial sewage recycle and reuse system, comprises cooling pond, water collecting basin, dirt pocket, driving rail frame, driving, transit wagon, agglomerating plant, new water moisturizing pond, circulating water pool, water circulating pump and water use sector; Described cooling pond is arranged on the top of described water collecting basin, and the lower end water port of cooling pond is communicated to water collecting basin; Described driving rail frame in horizontal plane along left and right to extended and by extending certain length left directly over described water collecting basin and arranging described transit wagon immediately below it; The track of described transit wagon extends to the batching district of described agglomerating plant; The track being extended to its right-hand member by its left end is set in the upper surface of described driving rail frame; Described driving coordinates with the track of described driving rail frame upper surface and arrange wrapping machine in described driving, and the wireline lower end of wrapping machine connects described dirt pocket; Described new water moisturizing pond is communicated with described water collecting basin; The water outlet of described water collecting basin is communicated with described circulating water pool, and described circulating water pool water outlet connects water circulating pump, and described water circulating pump is communicated with described water use sector, and the water side of described water use sector is communicated to the upper port of described cooling pond; The perisporium of described dirt pocket is that its internal fixtion of mesh arranges electric flocculation plant and the settling region mud discharging mouth of corresponding electric flocculation plant arranges electrically operated valve in the lower end of dirt pocket.
Described new water moisturizing pond is dry coke quenching sewage lagoon.
The number of described dirt pocket is 4 or 5, and the corresponding driving respectively of each dirt pocket, the track number of described driving rail frame upper end is corresponding with driving, and each track is upwards set up in parallel in front and back.
Described cooling pond comprises cooling pond, fairing cap and lower cooling pond, the upper port of described upper cooling pond is opening, center, lower surface arranges water port, tapered and the small end in the upper end of described fairing cap corresponds to the lower end water port of upper cooling pond upward, the lower end of fairing cap extends in described lower cooling pond, described lower cooling pond is communicated with in described water collecting basin, and the upper port of described upper cooling pond is communicated with the water side of described water use sector.
The beneficial effects of the utility model are:
It adopts electric flocculation technique on-line control circulation water hardness and basicity, circulation water hardness and saltiness is controlled at one, recirculated water fouling and corrosion to be inclined within the scope of minimum water quality.Relatively current chemical treatment method, after adopting electric flocculation treatment, gained circulating water quality constantly can circulate in the circulating water system of whole service, does not need discharge, thus reaches recirculated water recycling from start to finish, realize the target of recirculated water zero release; Simultaneously in order to supplement due to recirculated water certainly exist in process of cooling because evaporating the discharge reduction problem caused, its introduce new water moisturizing pond and gather materials on the spot using dry coke quenching sewage lagoon as new water moisturizing pond, behind the sewage input set pond of dry coke quenching sewage lagoon in water collecting basin electric flocculation treatment, formed through scale removal, the purifying water of disinfection, make to reach circulating water quality claimed range; The dirt generated after electric flocculation treatment device processes (such as CaCO3, Mg (OH) 2 etc.) is delivered to agglomerating plant recycling as batching simultaneously, solve the problem of incrustation scale contaminate environment again.
After adopting electric flocculation treatment, the calcium in recirculated water, magnesium ion and other salt are removed, and achieve recirculated water hard-off and desalination after purification reuse, dirt pocket only need periodically be cleared up, and reaches the target of recirculated water zero blowdown.The sewage utilizing dry coke quenching treatment system to generate realizes recirculated water consumption as new water and supplements, and realizes dry coke quenching technological process sewage zero-discharge.The incrustation scale being collected generation by dirt pocket is delivered to transit wagon through driving and finally transports agglomerating plant to, solves the problem of scale treatment, eliminates the solid waste secondary pollution caused.This system reform is based on existing equipment simultaneously, and its design can not affect the agent structure of technique, so improvement expenses is low, has good economic benefit and environmental benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional structure schematic diagram of cooling pond in the utility model;
In figure: 1 cooling pond, cooling pond on 11,12 fairing caps, 13 times cooling pond, 2 water collecting basins, 3 dirt pockets, 31 driving rail framves, 32 drivings, 4 transit wagons, 5 agglomerating plants, 6 dry coke quenching sewage lagoons, 7 circulating water pools, 8 water circulating pumps, 9 water use sectors.
Embodiment
For ease of understanding technology contents of the present utility model, below in conjunction with accompanying drawing, its technical scheme is described further.
As shown in Figure 1, a kind of industrial sewage recycle and reuse system, comprises cooling pond 1, water collecting basin 2, dirt pocket 3, driving rail frame 31, driving 32, transit wagon 4, agglomerating plant 5, new water moisturizing pond, circulating water pool 7, water circulating pump 8 and water use sector 9.Described cooling pond 1 is arranged on the top of described water collecting basin 2, and the lower end water port of cooling pond 1 is communicated in water collecting basin 2.Described driving rail frame 31 in horizontal plane along left and right to extended and by extend certain length left directly over described water collecting basin 2 and this extend part immediately below described transit wagon 4 is set.The track of described transit wagon 4 extends to the batching district of described agglomerating plant 5.At the upper end face of described driving rail frame 31, the track being extended to end face right-hand member by its end face left end is set.Described driving 32 coordinates with the track of described driving rail frame 31 upper surface and arrange wrapping machine in described driving 32, and the wireline lower end of wrapping machine connects described dirt pocket 3.When driving 32 is in directly over described water collecting basin 2, under wireline puts down and makes described dirt pocket 3 be dipped in the liquid level of water collecting basin 2 by wrapping machine.The surrounding outer wall of described dirt pocket 3 is mesh plate, and its inside is fixedly installed electric flocculation plant (existing apparatus) and the lower end of described dirt pocket 3 is set to electrically operated valve by the settling region mud discharging mouth of corresponding electric flocculation plant.Sewage is entered by the netted outer wall of dirt pocket 3 and finally inputs in its inner electric flocculation plant installed, at the inner sewage of electric flocculation plant through electric flocculation treatment, the solid precipitation generated, makes the physical and chemical index such as water hardness, potential of hydrogen reach industrial circulation water treatment requirement.When the solid precipitation generated is accumulated to a certain amount of, wireline has been twined the upper end (making the lower surface of dirt pocket 3 higher than till water collecting basin 2 upper end) being promoted to water collecting basin 2 by dirt pocket by the wrapping machine of driving 32, then 32 tracks followed on track frame 31 of driving a vehicle move to the hopper upper end of transit wagon 4 through dirt pocket 3, open the electrically operated valve of dirt pocket 3 lower end, the solid precipitation of generation is made to fall in transit wagon 4, finally be delivered to the batching of agglomerating plant 5 as sintering process, recycle.Its relatively existing processing mode, not only realize the recycling of solid waste, promote the effective rate of utilization of resource, and regularly need not carry out incrustation scale cleaning to circulating water system, eliminate when incrustation scale cleans because chemical product use the secondary pollution problem caused.For ensureing the continuous circulation of native system well, the number of described dirt pocket 3 should be set to 4 or 5, the number of dirt pocket 3 is preferably made to have more one or more relative to the requirement of its normal electrical flocculation treatment, such as, based on recirculated water total, needing 4 dirt pockets 3 just can complete process in time to the sewage in water collecting basin 2 under normal circumstances, reach the requirement of recirculated water service index, so at least requiring when arranging to arrange 5 dirt pockets 3.Each dirt pocket 3 is a corresponding driving 32 respectively, and the track number of described driving rail frame 31 upper end is corresponding with driving 32, and each track is upwards set up in parallel in front and back.The above-mentioned setting to dirt pocket 3 number, can realize the intersection cleaning to generating precipitation in each dirt pocket 3, and can not cause because of cleaning precipitation the interruption that the electric flocculation treatment of recirculated water is normally carried out.Described new water moisturizing pond is communicated with described water collecting basin 7 (new water: in factory, live, for recirculated water, new water is exactly supplement tap water into circulating water system or process water).In conjunction with the reality of site disposal technique in the utility model, described new water moisturizing pond can be elected as the dry coke quenching sewage lagoon 6 in dry coke quenching treatment process.The water outlet of described water collecting basin 2 is communicated with described circulating water pool 7, described circulating water pool 7 water outlet connects water circulating pump 8, described water circulating pump 8 is communicated with described water use sector 9, and the water side of described water use sector 9 is communicated to the upper port of described cooling pond 1, and circulating water pool 7 serves shock absorption.
Because the methods for cooling of recirculated water in cooling pond 1 is naturally cooling, think and improve the effect of naturally cooling, as shown in Figure 2, described cooling pond 1 is set to the structure formation including upper cooling pond 11, fairing cap 12 and lower cooling pond 13.The upper port of described upper cooling pond 11 is opening, and center, lower surface arranges water port.Between described fairing cap 12 and the inner bottom surface of lower cooling pond 13, arrange strut, strut makes fairing cap 12 be suspended from the inner chamber of lower cooling pond 13.Tapered and the small end in the upper end of described fairing cap 12 corresponds to the lower end water port of upper cooling pond 11 upward, and the lower end of fairing cap 12 to extend in described lower cooling pond 13 and relatively descends the inner bottom surface of cooling pond 13 at regular intervals.Described lower cooling pond 13 is communicated with described water collecting basin 2, and the upper port of described upper cooling pond 11 is communicated with the water side of described water use sector 9.By the unlatching size regulating the length of strut can go up cooling pond 11 lower end water port, the overboard amount of cooling pond 11 in adjustment.Such recirculated water, by when falling to flowing in lower cooling pond 13 in upper cooling pond 11, is along under the upper conical surface current of fairing cap 12, increases the heat interchanging area of recirculated water and air, raising cooling performance.But steam output can be caused to a certain extent to increase, so correspondingly need the amount of filling into heightening new water.
In the utility model, recirculated water temperature after water use sector 9 of coking process raises, be sent in cooling pond 1 and lower the temperature, recirculated water drops down onto water collecting basin 2 from high-level installed cooling pond 1, multiple dirt pocket 3 is set in water collecting basin 2, the Ca that dirt pocket 3 relies on the electric flocculation plant arranged in it to make in recirculated water
2+, Mg
2+form precipitation through electric throwing out, when the precipitation in dirt pocket 3 is assembled a certain amount of, utilize the lifting moving equipment of driving 32, driving rail frame 31 composition, dirt pocket 3 is shifted out the outer incrustation scale the most at last of water collecting basin 2 and load transit wagon 4.The incrustation scale of generation is delivered to agglomerating plant 5 and is used as sintered material by transit wagon 4.The vaporization losses of recirculated water in using and cooling, form new water by the sewage filled in dry coke quenching sewage lagoon to fill into, new water (the i.e. sewage of dry coke quenching treating processes generation filled into, but tap water so can be adopted to replace) realize scale removal, scrubbing and sterilization by after electric flocculation treatment, finally reach the requirement that purifies water, reach stable and use water quality.Electric flocculation plant in described dirt pocket 3 should select the electric flocculation apparatus of multiple electrode, can by Fe in water through electric flocculation treatment
3+, Ca
2+, Mg
2+remove with precipitation forms, the part chlorion in water is also changed into free chlorine by electric current simultaneously, meanwhile also creates drop ozone, oxyradical, hydroxide radical free radical and dioxygen water base, maintains a sterile environment, thus purify water.
The invention has the beneficial effects as follows: adopt electric flocculation apparatus, the calcium in water, magnesium ion and other salt are removed, realize recirculated water hard-off and desalination after purification reuse, dirt pocket only need periodically be cleared up, and reaches the target of recirculated water zero blowdown; Utilize dry coke quenching sewage as new water moisturizing, and adopt electric flocculation technique process, complete and purify water, realize the object that the new water zero of recirculated water consumes; The incrustation scale produced by dirt pocket transports sintering to, solves the problem of incrustation scale solid waste disposal, really achieves recirculated water energy-saving and emission-reduction, the object of non-secondary pollution.This system reform is based on existing equipment simultaneously, does not affect main equipment, and improvement expenses is low, has good economic benefit and social benefit.
Except the technical characteristic described in specification sheets, be the known technology of those skilled in the art.
Claims (5)
1. an industrial sewage recycle and reuse system, is characterized in that:
Comprise cooling pond, water collecting basin, dirt pocket, driving rail frame, driving, transit wagon, agglomerating plant, new water moisturizing pond, circulating water pool, water circulating pump and water use sector;
Described cooling pond is arranged on the top of described water collecting basin, and the lower end water port of cooling pond is communicated to water collecting basin;
Described driving rail frame in horizontal plane along left and right to extended and by extending certain length left directly over described water collecting basin and arranging described transit wagon immediately below it;
The track of described transit wagon extends to the batching district of described agglomerating plant;
The track being extended to its right-hand member by its left end is set in the upper surface of described driving rail frame;
Described driving coordinates with the track of described driving rail frame upper surface and arrange wrapping machine in described driving, and the wireline lower end of wrapping machine connects described dirt pocket;
Described new water moisturizing pond is communicated with described water collecting basin;
The water outlet of described water collecting basin is communicated with described circulating water pool, and described circulating water pool water outlet connects water circulating pump, and described water circulating pump is communicated with described water use sector, and the water side of described water use sector is communicated to the upper port of described cooling pond;
The perisporium of described dirt pocket is that its internal fixtion of mesh arranges electric flocculation plant and the settling region mud discharging mouth of corresponding electric flocculation plant arranges electrically operated valve in the lower end of dirt pocket.
2. a kind of industrial sewage recycle and reuse system according to claim 1, is characterized in that: described new water moisturizing pond is dry coke quenching sewage lagoon.
3. a kind of industrial sewage recycle and reuse system according to claim 1 and 2, it is characterized in that: the number of described dirt pocket is 4 or 5, and the corresponding driving respectively of each dirt pocket, the track number of described driving rail frame upper end is corresponding with driving, and each track is upwards set up in parallel in front and back.
4. a kind of industrial sewage recycle and reuse system according to claim 1 and 2, it is characterized in that: described cooling pond comprises cooling pond, fairing cap and lower cooling pond, the upper port of described upper cooling pond is opening, center, lower surface arranges water port, tapered and the small end in the upper end of described fairing cap corresponds to the lower end water port of upper cooling pond upward, the lower end of fairing cap extends in described lower cooling pond, described lower cooling pond is communicated with in described water collecting basin, and the upper port of described upper cooling pond is communicated with the water side of described water use sector.
5. a kind of industrial sewage recycle and reuse system according to claim 4, it is characterized in that: the number of described dirt pocket is 4 or 5, and the corresponding driving respectively of each dirt pocket, the track number of described driving rail frame upper end is corresponding with driving, and each track is upwards set up in parallel in front and back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207404.8U CN204569559U (en) | 2015-04-08 | 2015-04-08 | A kind of industrial sewage recycle and reuse system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207404.8U CN204569559U (en) | 2015-04-08 | 2015-04-08 | A kind of industrial sewage recycle and reuse system |
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| Publication Number | Publication Date |
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| CN204569559U true CN204569559U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520207404.8U Withdrawn - After Issue CN204569559U (en) | 2015-04-08 | 2015-04-08 | A kind of industrial sewage recycle and reuse system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104743684A (en) * | 2015-04-08 | 2015-07-01 | 山东钢铁股份有限公司 | Industrial wastewater recycling system |
| CN106237707A (en) * | 2016-09-22 | 2016-12-21 | 中冶焦耐(大连)工程技术有限公司 | Dry coke quenching seal water system draining self-purging and circulation utilization method |
-
2015
- 2015-04-08 CN CN201520207404.8U patent/CN204569559U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104743684A (en) * | 2015-04-08 | 2015-07-01 | 山东钢铁股份有限公司 | Industrial wastewater recycling system |
| CN106237707A (en) * | 2016-09-22 | 2016-12-21 | 中冶焦耐(大连)工程技术有限公司 | Dry coke quenching seal water system draining self-purging and circulation utilization method |
| CN106237707B (en) * | 2016-09-22 | 2018-02-27 | 中冶焦耐(大连)工程技术有限公司 | Dry coke quenching seal water system draining self-purging and circulation utilization method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20160615 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |