CN208898689U - A kind of processing unit of oily waste water - Google Patents
A kind of processing unit of oily waste water Download PDFInfo
- Publication number
- CN208898689U CN208898689U CN201820446892.1U CN201820446892U CN208898689U CN 208898689 U CN208898689 U CN 208898689U CN 201820446892 U CN201820446892 U CN 201820446892U CN 208898689 U CN208898689 U CN 208898689U
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- CN
- China
- Prior art keywords
- waste water
- oily waste
- processing unit
- mixing tower
- water
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Abstract
The utility model discloses a kind of processing units of oily waste water, including successively with mixing tower, primary sedimentation tank, membrane filter, flotation tank and the degraded pond of pipeline connection setting；The upper side wall of the mixing tower is connected with reciprocating pump, feed inlet is provided at the top of the mixing tower, several sieve plates are distributed in even level in the cavity of the mixing tower, and the sieve plate is set on vertical shaft, the shaft is connect with curved bar, and the curved bar is by electrical motor driven；The primary sedimentation tank by-level is provided with filter screen, and primary sedimentation tank side wall is connected by multichannel with the first water pump, and first water pump is also connected with membrane filter；The side wall of the membrane filter is provided with water outlet and oil outlet, and the water outlet is connect with the flotation tank by pipeline；The processing unit structure process of the oily waste water of the utility model is simple, high degree of automation, processing capacity are strong, and system processing water outlet can satisfy corresponding discharge standard, while separate and recover part oil slick.
Description
Technical field
The utility model relates to sewage treatment fields, and in particular to a kind of sewage-treatment plant is more particularly to one kind and contains
The processing unit of oily waste water.
Background technique
Oily waste water is mainly derived from the Ministry of Industry such as petroleum, petrochemical industry, steel, coking, gas generating station, machining
Door.The useless oil percentage in water of different department's discharges is widely different, up to 2000-3000mg/L.Oils contained in waste water
Substance, including natural oil, oil product, tar and its fraction and edible animals and plants oil & fat class.From to water body
For pollution, mainly petroleum and tar.Oily waste water is big with water, water quality is complicated, it is difficult to which the characteristics such as biodegrade enter
Natural environment causes very serious pollution to plant, soil, water body etc., is widely considered a kind of intractable Industry Waste
Water.Consider from environmental angle, the processing of oily waste water should consider to recycle oily substance first, and make full use of treated water
Resource.
The inefficient processing for the oily waste water that industry generates and inorganization processing are a kind of wastes to water resource, handle well and contain
Oily waste water, not only makes water resource be utilized effectively, while reducing the discharge of sewage, also has one to the protection of ecological environment
Fixed meaning.The source of oily waste water, ingredient and its existence form are to influence its principal element for handling complexity.It is right
In its processing method, it is roughly divided into four classes: first is that the physical method based on centrifugal separation, coalescence, membrane separation process；Two
It is the chemical method based on chemical oxidization method, photoresist process；Third is that using floatation, absorption method, magnetic suck partition method as representative
Physical-chemical process；Fourth is that the biochemical process headed by activated sludge process, biofilm.Above-mentioned various processing modes all exist respectively
From limitation.
Therefore, it is necessary to develop a kind of intensive, high degree of automation, anti-variation water quality ability is strong, and the part of recycling is floating
The high oil-containing waste water treating device of oily curing degree.
Summary of the invention
Processing for oily waste water is considered as recycling oil therein as far as possible first, to repeat or to be recycled, then
Further according to the state of its source and greasy dirt, ingredient, suitable treatment agent and technique process are taken, makes up to country's discharge mark
It is quasi-.
Specifically, in order to overcome the above problem, the utility model provides a kind of oil-containing waste water treating device, integrated artistic
Simply, securely and reliably, energy-efficient, investment reduction cost, resource utilization part is floating while waste water high-efficiency processing up to standard
Oil, the processing technique that can promote oily waste water are horizontal.Membrane filtration technique is utilized simultaneously, water oil is realized and is automatically separated, and is suitble to big
Technical scale metaplasia produces.
There is provided a kind of oil-containing waste water treating devices for the technical solution of the utility model, including are successively set with pipeline connection
Mixing tower, primary sedimentation tank, membrane filter, flotation tank and the degraded pond set；The upper side wall of the mixing tower is connected with reciprocating pump, described
Feed inlet is provided at the top of mixing tower, several sieve plates are distributed in even level in the cavity of the mixing tower, and the sieve plate is set
It is placed on vertical shaft, the shaft is connect with curved bar, and the curved bar is by electrical motor driven；The primary sedimentation tank by-level
It is provided with filter screen, primary sedimentation tank side wall is connected by multichannel with the first water pump, and first water pump is also connected with membrane filter；
The side wall of the membrane filter is provided with water outlet and oil outlet, and the water outlet is connect with the flotation tank by pipeline.
In a preferred embodiment, first charging aperture and second charging aperture are provided at the top of the mixing tower.
Wherein, first charging aperture can be used for feeding intake for oily release agent, and second charging aperture can be used for calcium hydroxide (Ca (OH)2) throwing
Material.
In a preferred embodiment, the sieve plate is slotted plate, aperture 0.3cm-2cm.The sieve plate
Diameter is slightly less than the internal diameter of the mixing tower, and the quantity of the sieve plate is 5-20.Be added oily release agent and calcium hydroxide it
Afterwards, slotted plate is driven to vibrate up and down by electric motor, so that being sufficiently mixed between material.
In a preferred embodiment, several filtering plates, the mistake are staggeredly equipped in the membrane filter
Filter plate block upper surface is provided with semi-permeable membrane, is provided with connecting tube between the filtering plate.The filter plate number of blocks is 10-30
Block.Through filter screen filter off bulky grain oily wastewater by the first water pump import membrane filter in, water flow since upper layer along
The filtering plate being staggered is successively toward flowing down, and in the process, water can be entered through semi-permeable membrane in filtering plate, and oily nothing
Method is by semi-permeable membrane, and as water flow is constantly toward flowing down, water content is lower and lower, and final water passes through semi-permeable membrane and flow to filtering plate
In.It is connected between the filtering plate by connecting tube, flow to water all in one piece of filtering plate of the bottom.The filtering
One piece of side of the bottom of plate is provided with water outlet, and connect with flotation tank, to carry out the processing operation of next step.Institute
It states and is provided with oil outlet between two pieces of the bottom of filtering plate, by oil outlet, the oil separated can be collected.
In a preferred embodiment, the second water pump is provided between the flotation tank and the degraded pond, it is described
Degraded pond sidewall bottom is provided with discharge outlet.
The beneficial effects of the utility model are:
1, oily waste water first passes through oily release agent and calcium hydroxide synergy and passes through integral type degreasing unit and semi-transparent
Film realizes water-oil separating, and recyclable oil slick, enters in flotation tank hydrophobic little particle of going out afterwards, enters degraded pond hydrolysis acidification afterwards
And degradation of organic substances, the COD index that water is finally discharged are less than 40mg/L, oil content is smaller than 2mg/L.
2, general water treatment facilities mostly uses vortex reaction mix water and additive, but effect is by the variation of water
And it is unstable.And the sewage treatment equipment of the utility model is then mixed with oscillating screen plate, it is not easy to be changed by water and influence to imitate
Fruit.
3, the oiliness sewage treatment equipment of the utility model has quick, energy conservation, stable operating condition, automatic operation
The features such as degree is high is automatically separated water oil by membrane filter, and resource utilization part oil slick is suitble at extensive sewage
Reason；And contaminant removal capacity is significantly improved, oils and pollutant and qualified discharge in waste water can be efficiently removed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged diagram of the membrane filter of the utility model；
Wherein, 1- reciprocating pump, 11- water inlet, 2- mixing tower, 21- first charging aperture, 22- second charging aperture, 23- sieve plate,
24- shaft, 25- curved bar, 26- electric motor, 3- primary sedimentation tank, 31- strainer, the first water pump of 4-, 5- membrane filter, 51- filter plate
Block, 511- semi-permeable membrane, 512- connecting tube, 52- oil outlet, 53- water outlet, 6- flotation tank, the second water pump of 61-, 8- degraded pond,
81- discharge outlet.
Specific embodiment
With reference to embodiments, it is described in detail to according to specific embodiment provided by the utility model.
As shown in Figure 1, a kind of oil-containing waste water treating device, including successively with mixing tower 2, the primary sedimentation tank of pipeline connection setting
3, membrane filter 5, flotation tank 6 and degraded pond 8.The upper side wall of mixing tower 2 is connected with reciprocating pump 1, and reciprocating pump 1 passes through water inlet 11
Oily waste water is imported in mixing tower 1.First charging aperture 21 and second charging aperture 22 are provided at the top of mixing tower 2.First charging
Mouth 21 can be used for feeding intake for oily release agent, and second charging aperture 22 can be used for feeding intake for calcium hydroxide.In the cavity of mixing tower 2
10 pieces of slotted plates 23 are distributed in even level, and sieve plate is set on vertical shaft 24, and shaft 24 is connect with curved bar 25, curved bar
25 are driven by electric motor 26, and form the motion profile of up-down vibration.3 by-level of primary sedimentation tank is provided with filter screen 31.Just
Heavy 3 side wall of pond is connected by multichannel with the first water pump 4, and the other side of the first water pump 4 is connect with membrane filter 5.
Specifically, the aperture of sieve plate 23 is 0.5cm, the diameter of sieve plate 23 is slightly less than the internal diameter of mixing tower 2.
Specifically, being provided with the second water pump 7 between flotation tank 6 and degraded pond 8,8 sidewall bottom of degraded pond is provided with draining
Mouth 81.
The structural schematic diagram of specific membrane filter 5 is as shown in Fig. 2, be staggeredly equipped with 25 filter plates in membrane filter 5
Block 51, filtering 51 upper surface of plate are provided with semi-permeable membrane 511, filter and are provided with connecting tube 512 between plate 5.Filter plate 5
One piece of side of the bottom is provided with water outlet 53, and connect with flotation tank 6.It is arranged between two pieces of the bottom of filtering plate 5
There is oil outlet 52.
The working principle of the oiliness sewage treatment equipment of the utility model is: the oily waste water that system generates is first passed through oil
Release agent and calcium hydroxide synergy realize water-oil separating after mixing well by mixing tower, and it is miscellaneous to remove bulky grain by strainer
Water outlet and oil are separated by semi-permeable membrane after matter, after oil recycling, water travels further into flotation tank, removes hydrophobic little particle, and most
Enter degraded pond afterwards, larger molecular organics of degrading.Relevant emission standards can be met by treated water, wherein being discharged
COD index is less than 40mg/L, and oil content is less than 2mg/L.The efficient process system can fast implement grease layering, and automatic
Separation, each limit value of discharge of wastewater can be made better than national emission standard by handling by the set process, be mainly used for steel cold rolling/
The harmless treatment for the oily waste water that the process of metal working of hot rolling industry, parts machining and other industry generates and oil slick return
Receipts process promotes industrial upgrading and structure optimization to improving, and promoting industrial one has important meaning.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple
The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope should all cover in the scope of the claims of the utility model.
Claims (8)
1. a kind of processing unit of oily waste water, it is characterised in that: including successively sinking with the mixing tower of pipeline connection setting, just
Pond, membrane filter, flotation tank and degraded pond；
The upper side wall of the mixing tower is connected with reciprocating pump, and feed inlet is provided at the top of the mixing tower, the mixing tower
Several sieve plates are distributed in even level in cavity, and the sieve plate is set on vertical shaft, and the shaft is connect with curved bar, institute
Curved bar is stated by electrical motor driven；
The primary sedimentation tank by-level is provided with filter screen, and primary sedimentation tank side wall is connected by multichannel with the first water pump, and described the
One water pump is also connected with membrane filter；
The side wall of the membrane filter is provided with water outlet and oil outlet, and the water outlet and the flotation tank are connected by pipeline
It connects.
2. the processing unit of oily waste water according to claim 1, it is characterised in that: be provided at the top of the mixing tower
First charging aperture and second charging aperture.
3. the processing unit of oily waste water according to claim 1, it is characterised in that: the sieve plate is slotted plate, hole
Diameter is 0.3cm-2cm.
4. the processing unit of oily waste water according to claim 3, it is characterised in that: the diameter of the sieve plate is slightly less than institute
The internal diameter of mixing tower is stated, the quantity of the sieve plate is 5-20.
5. the processing unit of oily waste water according to claim 1, it is characterised in that: be staggered in the membrane filter
There are several to filter plate, the filtering plate upper surface is provided with semi-permeable membrane, is provided with connecting tube between the filtering plate.
6. the processing unit of oily waste water according to claim 5, it is characterised in that: the filter plate number of blocks is 10-
30 pieces.
7. the processing unit of oily waste water according to claim 6, it is characterised in that: the bottom one of the filtering plate
Block side is provided with water outlet, and connect with flotation tank；Oil outlet is provided between two pieces of the bottom of the filtering plate.
8. the processing unit of oily waste water according to claim 1, it is characterised in that: the flotation tank and the degraded pond
Between be provided with the second water pump, the degraded pond sidewall bottom is provided with discharge outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820446892.1U CN208898689U (en) | 2018-04-01 | 2018-04-01 | A kind of processing unit of oily waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820446892.1U CN208898689U (en) | 2018-04-01 | 2018-04-01 | A kind of processing unit of oily waste water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208898689U true CN208898689U (en) | 2019-05-24 |
Family
ID=66565391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820446892.1U Expired - Fee Related CN208898689U (en) | 2018-04-01 | 2018-04-01 | A kind of processing unit of oily waste water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208898689U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328875A (en) * | 2018-04-01 | 2018-07-27 | 苏州浦深环保科技有限公司 | A kind of processing unit of oily waste water |
-
2018
- 2018-04-01 CN CN201820446892.1U patent/CN208898689U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328875A (en) * | 2018-04-01 | 2018-07-27 | 苏州浦深环保科技有限公司 | A kind of processing unit of oily waste water |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20200401 |