CN201857313U - Efficient deoiling separating device for treating high-strength oil-contained waste water of hot rolling - Google Patents
Efficient deoiling separating device for treating high-strength oil-contained waste water of hot rolling Download PDFInfo
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- CN201857313U CN201857313U CN2010205069176U CN201020506917U CN201857313U CN 201857313 U CN201857313 U CN 201857313U CN 2010205069176 U CN2010205069176 U CN 2010205069176U CN 201020506917 U CN201020506917 U CN 201020506917U CN 201857313 U CN201857313 U CN 201857313U
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Abstract
The utility model relates to an efficient deoiling separating device for treating high-strength oil-contained waste water of hot rolling and belongs to the technical field of waste water treatment. The efficient deoiling separating device for treating the high-strength oil-contained waste water of hot rolling comprises a steel shell, a centre drive scum scraper (2), bubble generators (3), a safety rail (12) and a bracket platform (13), wherein the steel shell is sequentially divided into a reaction zone (8), an absorption zone (9), a release zone (10) and an isolation zone (11) from left to right; one end of the reaction zone (8) is provided with a water inlet (6), two rows of bubble generators (3) are installed in the release zone (10), the isolation zone (11) is semicircular, the centre drive scum scraper (2) is arranged at the upper part of the isolation zone (11), and one end of the isolation zone is provided with a water outlet (7). The efficient deoiling separating device for treating the high-strength oil-contained waste water of hot rolling has the advantage of overcoming the defects of high pressure of gas solubilized water, large bubbles and inaccurate dosage of medicament of the traditional treatment device, and is especially applicable to the treatment of the high-strength oil-contained waste water of hot rolling of steel works; and the adoption of the efficient deoiling separating device can cause the quality of water generated after the treatment of the high-strength oil-contained waste water of hot rolling to achieve reuse indexes and production to be easily implemented, efficient, economical and reasonable.
Description
Technical field
The utility model belongs to technical field of waste water processing, the efficient degreasing tripping device that particularly a kind of hot rolling high oil-containing wastewater is handled.
Background technology
The hot rolling oily(waste)water that present domestic each Steel Plant efflux is because of oil-contg height, the water yield change greatly, suspension content is high, so intractability is big.Even handle, but because of the treatment facility that adopts is traditional air-floating apparatus, because its problem aspect body construction, feature operation and automatic control, make traditional air-floating apparatus be in shut down condition for a long time, directly have influence on the quality product of hot rolled plate, and the effect of rear portion advanced treatment, the processing cost and the maintenance workload of hot rolling water treatment system have been increased, so can not realize recycling to the hot rolling oily(waste)water, thereby cause outside the Steel Plant water displacement big, the serious and waste water resource of environmental pollution.
Summary of the invention
The purpose of this utility model is to provide a kind of efficient degreasing tripping device of hot rolling high oil-containing wastewater processing.The dissolved air water pressure height of conventional process device, shortcoming such as bubble is big, added amount of chemical is inaccurate have been overcome.
The new efficient degreasing tripping device of this practicality comprises steel shell, center transmission scum silica frost slag scraper, bubble generator, safety rail, rack platform.Steel shell is divided into reaction zone, uptake zone, release district, disengaging zone from left to right successively by function.One end of reaction zone is provided with water-in, discharges two row bubble generators are installed in the district, and the disengaging zone is semi-circular, and the top, disengaging zone is provided with center transmission scum silica frost slag scraper, and an end of disengaging zone is provided with water outlet.
Be provided with safety rail around the top of efficient degreasing tripping device, the bottom is provided with rack platform; Air dissolved pump, water sprayer are positioned at efficient degreasing tripping device outside and join by pipeline and bubble generator.
The utility model adopts the dissolved air water of operating pressure under 0.3MPa to carry out oil, water sepn especially, simultaneously by the bubble generator of setting, the gas dissolved in the dissolved air water is converted into the microbubble of the about 1 μ m of diameter; It is 0.2-1.2Kg/m that medicament adopts aluminium iron polychloride (PAFC) dosage
3Treating water, coagulant aids (PAM) dosage is 1-4g/m
3Treating water; Adopt the series operation of two efficient degreasing tripping devices; The oil and the molecule suspended substance that are dissolved in the waste water by adopting above method to remove guarantee to handle the back water outlet and reach the reuse water index.
The utility model is specially adapted to Steel Plant's hot rolling high oil-containing wastewater and handles, by adopting the efficient degreasing tripping device, can make the water quality treatment of hot rolling high oil-containing wastewater reach the reuse index, be efficient, produce the easily hot rolling high oil-containing wastewater treatment facility of row, economical rationality.Oily(waste)water from the oil cellar of hot rolling workshop, Hydraulic Station, lubrication station, and the high oily waste liquor of rare-earth magnetic disc reservoir, after pre-treatment, enter two-stage series connection efficient degreasing device, add water treatment agent simultaneously, further remove oil and the molecule suspended substance that is dissolved in the water, water after treatment can be used as the moisturizing fully recovering of circulating water system.Make Steel Plant really realize hot rolling oily(waste)water " zero " discharging, the target of energy-saving and emission-reduction.
The beneficial effects of the utility model are: the one, and no air compressor can be avoided because the noise pollution that the air compressor machine air feed causes reduces energy consumption simultaneously.The oil in water emulsion effect that the efficient degreasing tripping device is removed in the water is very obvious, and complete assembly is continuous operation for a long time, can on-line maintenance, and maintenance workload is few.Can also reduce suspended substance, oil-contg and turbidity etc. in the water outlet water after handling by the efficient degreasing tripping device greatly, the water after the processing can fully recovering; The 2nd, for improving the outgas efficient of dissolved air water, two row bubble generators have been installed in the release district of efficient degreasing tripping device; The 3rd, the disengaging zone of efficient degreasing tripping device is designed to semi-circular structure, the top, disengaging zone is provided with center transmission scum silica frost slag scraper, thus the assurance system can the continous-stable operation.
Description of drawings
Fig. 1 is the efficient degreasing setting plane.Wherein, efficient degreasing device 1, center transmission scum silica frost slag scraper 2, bubble generator 3, air dissolved pump 4, water sprayer 5, water-in 6, water outlet 7, reaction zone 8, uptake zone 9, release district 10, disengaging zone 11.
Fig. 2 is an efficient degreasing device sectional view.Wherein, efficient degreasing device 1, air dissolved pump 4, water sprayer 5, water outlet 7, reaction zone 8, uptake zone 9, release district 10, disengaging zone 11, safety rail 12, rack platform 13.
Embodiment
Fig. 1～2 are a kind of embodiment of the present utility model.
The utility model comprises steel shell, center transmission scum silica frost slag scraper 2, bubble generator 3, safety rail 12, rack platform 13; Steel shell is divided into reaction zone 8, uptake zone 9 from left to right successively, discharges district 10, disengaging zone 11; One end of reaction zone 8 is provided with water-in 6, discharges two row bubble generators 3 are installed in the district 10, and disengaging zone 11 is semi-circular, and 11 tops, disengaging zone are provided with center transmission scum silica frost slag scraper 2, and an end of disengaging zone is provided with water outlet 7.
Be provided with safety rail 12 around the top of efficient degreasing tripping device, the bottom is provided with rack platform 13; Air dissolved pump 4, water sprayer 5 are positioned at efficient degreasing tripping device outside, and join by pipeline and bubble generator 3.
(oil-contg is usually at 500-2000mg/L from filtrate water that the rare-earth magnetic disc device of hot rolling water treatment zone produces, suspended substance 100-500mg/L) at first enters pretreater, and then the oily(waste)water (oil-contg is usually at 200mg/L) that effluxes together with hot rolling workshop Hydraulic Station, lubrication station is unified delivers in grid and the distributing trough, behind the foreign material that volume is bigger in the grid removal waste water, enter multi-functional dregs of fat separator.Waste water enters the efficient degreasing device after multi-functional dregs of fat separator carries out oil, water, slag separation.
The efficient degreasing tripping device can further be removed suspended substance and the oil in water emulsion that is dissolved in the water.The efficient degreasing tripping device adopts dissolved air water that the oil in water emulsion in the water is carried out oily water separation, and adds water treatment agent, further removes molecule suspended substance and the oil in water emulsion that is dissolved in the water.Air compressor is not set, can avoids because the noise pollution that the air compressor machine air feed causes reduces energy consumption simultaneously.The oil in water emulsion effect that the efficient degreasing tripping device is removed in the water is very obvious.Complete assembly is continuous operation for a long time, can on-line maintenance, and maintenance workload is few.By reducing suspended substance, oil-contg and the turbidity etc. in the water outlet water after the processing of efficient degreasing tripping device greatly, the water after the processing can fully recovering.
The utility model is a kind of efficient molten gas oil removal plant.Main equipment is a carbon steel structure, is furnished with annexes such as center transmission scum silica frost slag scraper, bubble generator simultaneously.The main equipment internal structure is divided into reaction zone, uptake zone, release district, disengaging zone.For guaranteeing the outgas effect, two row bubble generators are installed in discharging the district; The disengaging zone is semi-circular structure, thus disengaging zone top center transmission scum silica frost slag scraper assurance equipment is set can be continuously, steady running.Efficient degreasing tripping device support equipment is molten gas and medicine system.
The efficient degreasing tripping device is factory's integral manufacturing, will make rust cleaning and epoxy anticorrosion after completing and handle, and the qualified back of flushing test connects process pipe to on-the-spot the installation.
Efficient degreasing tripping device equipment performance table look-up
| Sequence number | Project | Unit | Eigenwert | |
| 1 | Specifications and | RQFL40 | ||
| 2 | The average treatment water yield | m 3/h | 40 | |
| The two-shipper series operation: | ||||
| 3 | The water outlet oil-contg | mg/L | ≤3 | |
| 4 | Water outlet SS content | mg/L | ≤10 |
Claims (2)
1. the efficient degreasing tripping device that the hot rolling high oil-containing wastewater is handled is characterized in that, comprises steel shell, center transmission scum silica frost slag scraper (2), bubble generator (3), safety rail (12), rack platform (13); Steel shell is divided into reaction zone (8), uptake zone (9), release district (10), disengaging zone (11) from left to right successively; One end of reaction zone (8) is provided with water-in (6), discharges two row bubble generators (3) are installed in the district (10), and disengaging zone (11) are semi-circular, and disengaging zone (11) top is provided with center transmission scum silica frost slag scraper (2), and an end of disengaging zone is provided with water outlet (7).
2. the efficient degreasing tripping device that hot rolling high oil-containing wastewater according to claim 1 is handled is characterized in that, is provided with safety rail (12) around the top of efficient degreasing tripping device, and the bottom is provided with rack platform (13); Air dissolved pump (4), water sprayer (5) are positioned at efficient degreasing tripping device outside, and join by pipeline and bubble generator (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205069176U CN201857313U (en) | 2010-08-26 | 2010-08-26 | Efficient deoiling separating device for treating high-strength oil-contained waste water of hot rolling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205069176U CN201857313U (en) | 2010-08-26 | 2010-08-26 | Efficient deoiling separating device for treating high-strength oil-contained waste water of hot rolling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201857313U true CN201857313U (en) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205069176U Expired - Lifetime CN201857313U (en) | 2010-08-26 | 2010-08-26 | Efficient deoiling separating device for treating high-strength oil-contained waste water of hot rolling |
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| Country | Link |
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| CN (1) | CN201857313U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491442A (en) * | 2011-12-20 | 2012-06-13 | 南京碧盾环保科技有限公司 | Physical exciter |
| CN104236850A (en) * | 2014-09-26 | 2014-12-24 | 哈尔滨工程大学 | Demountable experimental device for research on behaviors of multi-row bubbles |
-
2010
- 2010-08-26 CN CN2010205069176U patent/CN201857313U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491442A (en) * | 2011-12-20 | 2012-06-13 | 南京碧盾环保科技有限公司 | Physical exciter |
| CN102491442B (en) * | 2011-12-20 | 2013-05-29 | 南京碧盾环保科技有限公司 | Physical exciter |
| CN104236850A (en) * | 2014-09-26 | 2014-12-24 | 哈尔滨工程大学 | Demountable experimental device for research on behaviors of multi-row bubbles |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |