CN206408016U - The processing unit of oily waste water after a kind of bearing cleaning - Google Patents
The processing unit of oily waste water after a kind of bearing cleaning Download PDFInfo
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- CN206408016U CN206408016U CN201720044338.6U CN201720044338U CN206408016U CN 206408016 U CN206408016 U CN 206408016U CN 201720044338 U CN201720044338 U CN 201720044338U CN 206408016 U CN206408016 U CN 206408016U
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Abstract
The utility model discloses a kind of processing unit of oily waste water after bearing cleaning, it is related to the technical field of sewage disposal, it includes oil interceptor, wastewater collection pond, demulsification reaction tank, acid storage tank, storage alkali tank, PAC medicine-adding bins, PAM medicine-adding bins, Eddy concave air-floatation apparatus, dissolved air flotation device and waste discharge pond, sludge-tank;The utility model occupation of land is small, and energy consumption is low, and installation and transportation are convenient, easy to operate, and management is simple;Molten gas efficiency high, treatment effect is stable.
Description
Technical field
The utility model is related to a kind of processing of oily waste water after the technical field of sewage disposal, more particularly to bearing cleaning
Device.
Background technology
Since China railways freight car rolling bearing starts maintenance, the oily waste water of bearing cleaning is always each station section and lorry
Repairing factory urgent problem.The oily waste water of bearing cleaning is in dark brown, and containing a large amount of machine oil, lubricating oil is saponified
And suspension etc., due to the effect of activating agent in wherein metal cleaner, COD severe overweights in waste water, PH is in strong basicity, solution
In emulsified state, the intractability of sewage is larger.
Implement at present《Integrated wastewater discharge standard》(GB8978-1996) limit of the first discharge standard to sewage discharge
Value has strict requirements.Traditional treatment method has the following disadvantages:1. first discharge standard is unable to reach, treatment effect is not steady enough
It is fixed;2. floor space is larger, high energy consumption;3. high are required to operating personnel, hand labor intensity is big;4. the noise produced is big, shadow
Ring people's work.Therefore a kind of new technology and device for being suitable for handling the oily waste water of bearing cleaning is proposed, makes bearing cleaning
Oily waste water reach the standard of discharge.
Utility model content
The purpose of this utility model is there is provided a kind of processing unit of oily waste water after bearing cleaning, its small, energy of occupation of land
Consumption is low, and installation and transportation are convenient, easy to operate, and management is simple;Molten gas efficiency high, treatment effect is stable.
Its technical scheme is as follows:
The processing unit of oily waste water after a kind of bearing cleaning, including oil interceptor, wastewater collection pond, demulsification reaction tank, storage
Sour tank, storage alkali tank, PAC medicine-adding bins, PAM medicine-adding bins, Eddy concave air-floatation apparatus, dissolved air flotation device and waste discharge pond, sludge-tank;
Oil interceptor connects genuine sewage by elevator pump, and oil interceptor, wastewater collection pond and demulsification reaction tank are sequentially communicated;It is broken
Agitator is set in newborn reaction tank, and is connected by adding pump with acid storage tank, is connected by elevator pump with Eddy concave air-floatation apparatus;Cavitation
Air-floating apparatus is connected with dissolved air flotation device again, and dissolved air flotation device finally reconnects outlet pipe;
Eddy concave air-floatation apparatus and dissolved air flotation device are connected by adding pump with PAC medicine-adding bins, PAM medicine-adding bins, cavitation
Air-floating apparatus is also connected by adding pump with storage alkali tank;
Eddy concave air-floatation apparatus and dissolved air flotation device are equipped with discharge pipeline and are connected with sludge-tank, are equipped with waste pipe and waste discharge
Pond is connected.
The waste discharge pond be connected with demulsification reaction tank, the waste water of wastewater disposal basin flow into again demulsification reaction tank be demulsified reaction and
Subsequent treatment, it is ensured that water outlet up to standard invariably, so as to reach environment protecting.
Flowmeter is set between the demulsification reaction tank and Eddy concave air-floatation apparatus, sewage load can be monitored in real time.
It is small according to the density of oil reservoir, can up it float, the oil interceptor top sets oil discharge outlet and waste discharge mouth, and oil discharge outlet is higher than row
Useless mouth;Oil discharge outlet is connected by oil exit pipe with sludge-tank, and waste discharge mouth is directly connected with wastewater collection pond.The oil of genuine oily waste water
Layer drains into sludge-tank by oil discharge outlet and oil exit pipe;Waste water after oil removal flows into wastewater collection pond by waste discharge mouth.
Wastewater collection pond bottom sets waste discharge mouth, is connected with demulsification reaction tank.According to Action of Gravity Field, waste water is directly from waste discharge mouth
Demulsification reaction tank is flowed into, and the oil reservoir of the waste water residual of bottom is few, realizes secondary oil removal.
The utility model has the advantage of:
1) using two grades of oil removals, acidity stirring demulsification, along with the mode of cavitation air flotation and air-dissolving air-float handles oily waste water
Water, its efficiency high, treatment effect is stable, can make to reach after sewage disposal《Integrated wastewater discharge standard》(GB8978-1996)
Primary standard, i.e. petroleum-type≤10mg/L, SS≤70mg/L, colourity≤50, pH=6~9;
2) whole device uses integrated combination, can effectively reduce space requirement, and occupation of land is small, and energy consumption is low, installs
Convenient transportation;
3) waste water in whole device is reacted by collecting to enter back into demulsification reaction tank and be demulsified with follow-up air supporting, from
And ensure whole system no wastewater discharge, it is ensured that environment protecting.
4) standard configurations are used, is easy to repair, manages.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is illustrated further below in conjunction with the accompanying drawings.
As shown in figure 1, after a kind of bearing cleaning oily waste water processing unit, it is including oil interceptor 1, wastewater collection pond 2, broken
Newborn reaction tank 3, acid storage tank 4, storage alkali tank 5, PAC medicine-adding bins 6, PAM medicine-adding bins 7, Eddy concave air-floatation apparatus 8, dissolved air flotation device 9 with
And waste discharge pond 11, sludge-tank 10;
Be demulsified reaction tank 3, PAC medicine-adding bins 6, PAM medicine-adding bins 7, Eddy concave air-floatation apparatus 8, dissolved air flotation device 9 and waste discharge
Pond 11, sludge-tank 10 are respectively connected with running water pipe, are easy to dilution medicament and waste water, while can also be cleaned when device is stopped using
Device.
Oil interceptor 1 connects genuine bearing cleaning oily waste water by elevator pump, and oil interceptor 1, wastewater collection pond 2 and demulsification are anti-
Pond 3 is answered to be sequentially communicated;Set agitator 12 in demulsification reaction tank 3, and be connected by adding pump with acid storage tank 4, by elevator pump and
Eddy concave air-floatation apparatus 8 is connected;Eddy concave air-floatation apparatus 8 is connected with dissolved air flotation device 9 again, and dissolved air flotation device 9 is finally reconnected
Outlet pipe;
Eddy concave air-floatation apparatus 8 and dissolved air flotation device 9 are connected by adding pump with PAC medicine-adding bins 6, PAM medicine-adding bins 7,
Eddy concave air-floatation apparatus 8 is also connected by adding pump with storage alkali tank 5;
Eddy concave air-floatation apparatus 8 and dissolved air flotation device 9 are equipped with discharge pipeline and are connected with sludge-tank 10, be equipped with waste pipe with
Waste discharge pond 11 is connected.
The waste discharge pond 11 is connected with demulsification reaction tank 3, and the waste water of wastewater disposal basin 11 flows into demulsification reaction tank 3 and is demulsified again
Reaction and subsequent treatment.
Flowmeter 13 is set between the demulsification reaction tank 3 and Eddy concave air-floatation apparatus 8.
The top of oil interceptor 1 sets oil discharge outlet and waste discharge mouth, and oil discharge outlet is higher than waste discharge mouth;Oil discharge outlet passes through oil exit pipe and dirt
Mud sump 10 is connected, and waste discharge mouth is directly connected with wastewater collection pond 2.
The bottom of wastewater collection pond 2 also sets waste discharge mouth, is connected with demulsification reaction tank 3.
Operation principle:
The oily waste water of bearing cleaning is delivered to oil interceptor 1 by elevator pump, and oil reservoir swims in the upper strata of oil interceptor 1, passed through
The waste water that oil discharge outlet 14 discharges below oil reservoir, oil reservoir is flowed directly into wastewater collection pond 2, wastewater collection pond 2 by waste discharge mouth
The waste water that waste water oil reservoir is also floated under upper strata, oil reservoir naturally flows into demulsification reaction tank 3 from waste discharge mouth again;
Acid storage tank 4 by add pump to demulsification reaction tank 3 in put into acid, then by agitator 12 do not stop stirring, make acid and
Demulsification reaction occurs for waste water;Waste water after question response enters Eddy concave air-floatation apparatus 8 by elevator pump again;Store up alkali tank 5, PAC dosings
Bucket 6 and PAM medicine-adding bins 7 inputs respective substance into Eddy concave air-floatation apparatus 8 by adding pump and pre-processed, and alkali can middle conjunction
Residual acid after demulsification reaction in waste water, PAC medicaments and PAM medicaments can effectively remove a large amount of harmful substances in waste water, wait to give up
After water reacts completely in Eddy concave air-floatation apparatus 8, dissolved air flotation device 9 is flowed into, dissolved air flotation device 9 is by adding pump from PAC
PAC medicaments and PAM medicaments are conveyed in medicine-adding bin 6 and PAM medicine-adding bins 7, makes waste water can deep reaction, guarantor in dissolved air flotation device
Demonstrate,proving the water outlet exported from dissolved air flotation device 9 can be up to standard.
Waste water reacts the petroleum-type produced on surface in Eddy concave air-floatation apparatus 8 and dissolved air flotation device 9 and suspension is equal
Scraped by the scum board in device and be emitted into sludge-tank 10;The sediment of bottom deposit can be drained into by sewage draining exit emptying
Useless pond 11.
The waste water recycling of collection in waste discharge pond 11 flows into demulsification reaction tank 3, carries out demulsification reaction and subsequent reactions, protects
Water outlet invariably up to standard is demonstrate,proved, so as to reach environment protecting.
It the foregoing is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvement can also be made, these improvement also should be regarded as
Protection domain of the present utility model.
Claims (5)
1. the processing unit of oily waste water after a kind of bearing cleaning, it is characterised in that including oil interceptor, wastewater collection pond, demulsification
Reaction tank, acid storage tank, storage alkali tank, PAC medicine-adding bins, PAM medicine-adding bins, Eddy concave air-floatation apparatus, dissolved air flotation device and waste discharge pond,
Sludge-tank;
Oil interceptor connects genuine oily waste water by elevator pump, and oil interceptor, wastewater collection pond and demulsification reaction tank are sequentially communicated;It is broken
Agitator is set in newborn reaction tank, and is connected by adding pump with acid storage tank, is connected by elevator pump with Eddy concave air-floatation apparatus;Cavitation
Air-floating apparatus is connected with dissolved air flotation device again, and dissolved air flotation device finally reconnects outlet pipe;
Eddy concave air-floatation apparatus and dissolved air flotation device are connected by adding pump with PAC medicine-adding bins, PAM medicine-adding bins, cavitation air flotation
Device is also connected by adding pump with storage alkali tank;
Eddy concave air-floatation apparatus and dissolved air flotation device are equipped with discharge pipeline and are connected with sludge-tank, are equipped with waste pipe and connect with waste discharge pond
Connect.
2. the processing unit of oily waste water after a kind of bearing cleaning according to claim 1, it is characterised in that the waste discharge
Pond is connected with demulsification reaction tank.
3. the processing unit of oily waste water after a kind of bearing cleaning according to claim 1, it is characterised in that the demulsification
Flowmeter is set between reaction tank and Eddy concave air-floatation apparatus.
4. the processing unit of oily waste water after a kind of bearing cleaning according to claim 1, it is characterised in that the oil removal
Pond top sets oil discharge outlet and waste discharge mouth, and oil discharge outlet is higher than waste discharge mouth;Oil discharge outlet is connected by oil exit pipe with sludge-tank, and waste discharge mouth is straight
Connect and connected with wastewater collection pond.
5. the processing unit of oily waste water after a kind of bearing cleaning according to claim 1, it is characterised in that wastewater collection
Bottom of pond portion sets waste discharge mouth, is connected with demulsification reaction tank.
Priority Applications (1)
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CN201720044338.6U CN206408016U (en) | 2017-01-16 | 2017-01-16 | The processing unit of oily waste water after a kind of bearing cleaning |
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CN201720044338.6U CN206408016U (en) | 2017-01-16 | 2017-01-16 | The processing unit of oily waste water after a kind of bearing cleaning |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106587440A (en) * | 2017-01-16 | 2017-04-26 | 贵州汇通绿色环保科技有限公司 | Treatment apparatus for oily wastewater after bearing washing |
CN108558079A (en) * | 2018-06-22 | 2018-09-21 | 河南康百万环保科技有限公司 | A kind of integral type oil-containing emulsifying water processor |
-
2017
- 2017-01-16 CN CN201720044338.6U patent/CN206408016U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106587440A (en) * | 2017-01-16 | 2017-04-26 | 贵州汇通绿色环保科技有限公司 | Treatment apparatus for oily wastewater after bearing washing |
CN108558079A (en) * | 2018-06-22 | 2018-09-21 | 河南康百万环保科技有限公司 | A kind of integral type oil-containing emulsifying water processor |
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Address after: 550081 Guiyang, Guizhou Province, north of Jinyang, north of Guangxi, 13 floor, 1 Patentee after: Guizhou Zhongche green environmental protection Co. Ltd. Address before: 550002 Guiyang 1, unit 19, 5 Lianxin international building, 8 North Road, north of Guizhou. Patentee before: Guizhou Huitong green environmental protection science and Technology Co Ltd |