CN109179749A - A kind of sewage disposal system and processing method - Google Patents
A kind of sewage disposal system and processing method Download PDFInfo
- Publication number
- CN109179749A CN109179749A CN201811034637.7A CN201811034637A CN109179749A CN 109179749 A CN109179749 A CN 109179749A CN 201811034637 A CN201811034637 A CN 201811034637A CN 109179749 A CN109179749 A CN 109179749A
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- CN
- China
- Prior art keywords
- plate
- water
- oil
- sewage
- air floatation
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- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature 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
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a kind of sewage disposal systems, including cesspool, diaphragm pump, filter press, oil-water separation tank, first air floatation machine and the second air floatation machine, wherein, diaphragm pump is mounted on the pipeline between filter press and cesspool, the water inlet of oil-water separation tank is connect by pipeline with filter press, and the water outlet of oil-water separation tank is connect by pipeline with the first air floatation machine, first air floatation machine is mutually concatenated with the second air floatation machine, and the discharge outlet of the second air floatation machine connects water purifying tank by pipeline, sewage in cesspool is evacuated to progress mud filtering in filter press together with mud by diaphragm pump, it is then fed into oil-water separation tank and carries out water-oil separating, sewage after separation is sent into processing in two-stage air floatation machine and is sent to water purifying tank.A kind of sewage disposal system provided by the invention can effectively clear up the large amount of sewage that stainless steel processing generates, so that treated, water reaches discharge standard, while not needing personnel and carrying out periodic cleaning, save manpower.
Description
Technical field
The present invention relates to sewage treatment fields, produce specific to grinding machine in stainless steel manufacture field and roll mill
The processing system and processing method of the sewage generated in journey.
Background technique
In stainless steel manufacture field, need to cooperate ROLLING OIL to process by milling train when rolling stainless steel,
It needs to clean stainless steel surface by water after rolling, and is just containing ROLLING OIL to become trade effluent in the water after cleaning
Frosted processing is carried out to stainless steel surface, while requiring to carry out grinding process to its surface by grinding machine, and polish
It to be rinsed by water flow, this also allows for also just becoming trade effluent containing frosted mud in the water after rinsing.
For these trade effluents, discharge just can be carried out after needing to carry out sewage treatment, usual stainless steel field is all adopted
Air-flotation process is carried out to these sewage with air floatation machine, however since, containing polishing mud, direct air-flotation process is in these sewage
The sludge in sewage is not can be removed, so that the water of processing does not reach requirement, while sludge can block pipeline and cause entirely to handle
Pipeline can not normal use, at this moment carry out pipeline cleaning with regard to needing to shut down, and sewage can be also deposited on for the sludge in sewage
In pond, sludge settling will lead to after a long time, need periodically to carry out cesspool cleaning, entire scheme time-consuming consumption in this case
Power.
Summary of the invention
The purpose of invention: the purpose of the invention is to make up the deficiencies in the prior art, providing a kind of sewage disposal system,
The large amount of sewage that stainless steel processing generates can be effectively cleared up, water reaches discharge standard so that treated, is not required to simultaneously
It wants personnel to carry out periodic cleaning, saves manpower.
The technical solution adopted by the present invention: a kind of sewage disposal system, including cesspool, diaphragm pump, filter press, grease point
From case, the first air floatation machine and the second air floatation machine, wherein diaphragm pump is mounted on the pipeline between filter press and cesspool, grease
The water inlet of separator box is connect by pipeline with filter press, and the water outlet of oil-water separation tank is connected by pipeline and the first air floatation machine
It connects, the first air floatation machine is mutually concatenated with the second air floatation machine, and the discharge outlet of the second air floatation machine connects water purifying tank, diaphragm by pipeline
Sewage in cesspool is evacuated to progress mud filtering in filter press together with mud by pump, is then fed into oil-water separation tank and is carried out grease
Separation, the sewage after separation are sent into processing in two-stage air floatation machine and are sent to water purifying tank.
Preferably, the oil-water separation tank includes shell, which has top plate, bottom plate, foreboard, back plate, left plate
And right side plate, left plate bottom have water inlet, top has oil outlet, and right side plate top has water outlet, in shell from
Water inlet to water outlet is successively arranged the first separation unit and the second separation unit, carries out grease the second-order separation.
Preferably, first separation unit includes that the first separating plate being fixed between foreboard and back plate and second separate
Plate, the second separation unit includes the third separating plate and the 4th separating plate being fixed between foreboard and back plate, wherein the first separating plate
Distance is a between the top edge and top plate of third separating plate, and distance is b, the second separating plate and the between lower edge and bottom plate
The lower edge of four separating plates is fixed with bottom plate, and distance is c between the top edge and top plate of the second separating plate, the 4th separating plate
Distance is d, and d > c > a between top edge and top plate.
Preferably, L-type oil baffle is provided at the oil inlet, between the vertical portion top edge of the oil baffle and top plate
Distance is e, and e < a.
Preferably, the water outlet is provided with L-type water fender, between the top edge and top plate of the water fender vertical portion
Distance is f, and f > d, and the 5th separating plate is additionally provided with before L-type water fender and is fixed between foreboard and back plate, top edge and top
Distance is g, and g < e < a between plate.
A kind of sewage water treatment method, includes the following steps:
A, treated that sewage is sent by pipeline to cesspool for grinding machine and roll mill, and mud, surface flotation are contained in the sewage
There is ROLLING OIL, the sewage in cesspool is evacuated in filter press by diaphragm pump；
B, filter press carries out sludge filtration for the sewage come is pumped through, and periodically takes out the filter plate in filter press, surface greasy filth is removed
It is put into mud bucket, while filter plate being cleaned out to be packed into filter press and is worked on；
C, the sewage after filter is sent into oil-water separation tank, carries out water-oil separating by internal two separate portion, the oil slick on upper layer is received
In collection to oil drum, the sewage of lower layer is flow in air floatation machine；
D, medicament is added in two air floatation machines, two-stage air-flotation process is carried out to sewage, treated, and water is flow to only by pipeline
Complete entire processing in pond.
The utility model has the advantages that a kind of disclosed sewage disposal system and processing method, have the following beneficial effects:
The sewage in cesspool is synchronized together with mud using diaphragm pump and is smoked to filter press, prevents mud in cesspool heavy
Product removes the triviality that pond is cleared up under personnel from；
Sludge filtration, primary filter plate cleaning in cooperation two hours are carried out using filter press, it is ensured that filter press long-term stable operation, into
One step promotes filtering cleanliness and speed；
Using homemade oil-water separation tank, dual lock out operation is carried out using former and later two separating mechanisms, by inside housings
The separating plate of different spacing is set, the cleanliness of separation is not only ensured, also simplifies the structure of separator box, reduces costs；
The air floatation machine concatenated using two is carried out air-flotation process twice to sewage, promotes treatment effect and treating capacity.
Detailed description of the invention
Fig. 1 is system connection figure of the invention；
Fig. 2 is the sectional side view of oil-water separation tank of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
As shown in Figure 1, a kind of disclosed sewage disposal system, including cesspool 1, diaphragm pump 2, filter press 3,
Oil-water separation tank 4, the first air floatation machine 5 and the second air floatation machine 6, wherein diaphragm pump is mounted on the pipe between filter press and cesspool
On road 7, the sewage in cesspool being pumped in filter press together with mud and carries out sludge filtration, oil-water separation tank is laterally disposed,
Its water inlet is connect by pipeline with filter press, and the water outlet of oil-water separation tank is connect by pipeline with the first air floatation machine, oil
The oil outlet of water separating tank is connect by pipeline with oil drum 8, carries out grease in the sewage dip-coating oil-water separation tank of filter press filtering
Separation, sewage after separation enter the first air floatation machine by water outlet, and the oil slick after separation enters oil drum, the first air floatation machine 5 with
Second air floatation machine 6 mutually concatenation, and the discharge outlet of the second air floatation machine connects water purifying tank 9 by pipeline, into the first air floatation machine
Sewage carry out air-flotation process by two air floatation machines, then flow into water purifying tank.
For in the system, diaphragm pump, filter press and air floatation machine are outsourcing piece, and oil-water separation tank is self-control knot
Structure, as shown in Fig. 2, the oil-water separation tank includes shell 10, which has top plate, bottom plate, foreboard, back plate, left plate and the right side
Side plate, left plate bottom have water inlet 11, and top has oil outlet 12, and right side plate top has water outlet 13, in shell
It is successively arranged the first separation unit and the second separation unit from water inlet to water outlet, carries out grease the second-order separation.
First separation unit includes the first separating plate 14 and the second separating plate 15 being fixed between foreboard and back plate, the
Two separation units include that the third separating plate 16 being fixed between foreboard and back plate and the 4th separating plate 17, water outlet are provided with L
Type water fender 18, front are provided with the 5th separating plate 19, and oil outlet is provided with L-type oil baffle 20, wherein the first separating plate
Distance is a between the top edge and top plate of third separating plate, and distance is b, the second separating plate and the between lower edge and bottom plate
The lower edge of four separating plates is fixed with bottom plate, and distance is c between the top edge and top plate of the second separating plate, the 4th separating plate
Distance is d between top edge and top plate, and distance is e between the vertical portion top edge of L-type oil baffle and top plate, L-type water fender
Distance is f between top edge and top plate, and distance is g, and f > d > c > a > e > g between the 5th separating plate top edge and top plate,
Between first separating plate and the second separating plate, the distance between third separating plate and the 4th separating plate be h, the 5th separating plate
Distance is i, and i > h between L-type water fender.
Filtered grease is entered in oil-water separation tank by water inlet, since the first separating plate bottom has distance b, is made
It obtains sewage and steps into the region between the first separating plate and the second separating plate, since sump oil overlays on sewage surface, and c > always
A, so sewage enters next Disengagement zone, and most of oil slick is blocked between left plate and the first separating plate, partially into
The oil slick for entering next Disengagement zone can be blocked between the first separating plate and third separating plate when separating next time, when sewage enters
When to third Disengagement zone, due to the distance f > d of water outlet baffle top edge, and the distance g < e of five separating plate of ground, so
Sewage is discharged from water outlet, and oil slick can only be discharged from oil outlet, by internal height crisscross separating plate and baffle, realizes oil
Water efficiently separates.
Oil-water separation tank need to be placed in highest point when putting by this sewage disposal system, and the first air floatation machine is placed under side
Side, the second air floatation machine are placed in below the first air floatation machine, and sewage is pumped into filtering in filter press by diaphragm, since filter press filters
Liquid afterwards has certain hydraulic, so oil-water separation tank can be squeezed into directly, and the liquid after separating is logical using self weight principle
Piping flows into the first air floatation machine processing of lower section, and the liquid that the first air floatation machine comes out flowed into again by self weight it is shorter by the
The processing of two air floatation machines, finally flows into most short water purifying tank.
A kind of disclosed sewage water treatment method, specifically comprises the following steps:
A, treated that sewage is sent by pipeline to cesspool for grinding machine and roll mill, and mud, surface flotation are contained in the sewage
There is ROLLING OIL, the sewage in cesspool is evacuated in filter press by diaphragm pump；
B, filter press carries out sludge filtration for the sewage come is pumped through, the filter plate in two hours taking-up filter presses, by surface oil
Mud, which is removed, to be put into mud bucket, while filter plate being cleaned out to be packed into filter press and is worked on；
C, the sewage after filter is sent into oil-water separation tank, carries out water-oil separating by internal two separate portion, the oil slick on upper layer is received
In collection to oil drum, the sewage of lower layer is flow in air floatation machine；
D, medicament is added in two air floatation machines, two-stage is carried out to sewage and bullies processing, treated, and water is flow to only by pipeline
Complete entire processing in pond.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of sewage disposal system, it is characterised in that: including cesspool, diaphragm pump, filter press, oil-water separation tank, the first gas
Floating machine and the second air floatation machine, wherein diaphragm pump is mounted on the pipeline between filter press and cesspool, the water inlet of oil-water separation tank
Mouth is connect by pipeline with filter press, and the water outlet of oil-water separation tank is connect by pipeline with the first air floatation machine, the first air bearing
Machine is mutually concatenated with the second air floatation machine, and the discharge outlet of the second air floatation machine connects water purifying tank by pipeline, and diaphragm pump is by cesspool
In sewage be evacuated in filter press progress mud filtering together with mud, be then fed into oil-water separation tank and carry out water-oil separating, separation
Sewage afterwards is sent into processing in two-stage air floatation machine and is sent to water purifying tank.
2. a kind of sewage disposal system according to claim 1, it is characterised in that: the oil-water separation tank includes shell,
The shell has top plate, bottom plate, foreboard, back plate, left plate and right side plate, and left plate bottom has water inlet, and top has
Oil outlet, right side plate top have water outlet, and shell is interior to be successively arranged the first separation unit and second point from water inlet to water outlet
From portion, grease the second-order separation is carried out.
3. a kind of sewage disposal system according to claim 2, it is characterised in that: first separation unit includes being fixed on
The first separating plate and the second separating plate between foreboard and back plate, the second separation unit include be fixed between foreboard and back plate
Three separating plates and the 4th separating plate, wherein distance is a between the first separating plate and the top edge and top plate of third separating plate, below
Distance is b between edge and bottom plate, and the lower edge of the second separating plate and the 4th separating plate is fixed with bottom plate, and the second separating plate is upper
Distance is c between edge and top plate, and distance is d, and d > c > a between the top edge and top plate of the 4th separating plate.
4. a kind of sewage disposal system according to claim 3, it is characterised in that: be provided with L-type gear at the oil inlet
Oiled-plate method, distance is e, and e < a between the vertical portion top edge of the oil baffle and top plate.
5. a kind of sewage disposal system according to claim 4, it is characterised in that: the water outlet is provided with L-type gear
Water plate, distance is f, and f > d between the top edge and top plate of the water fender vertical portion, and the 5th point is additionally provided with before L-type water fender
It is fixed between foreboard and back plate from plate, distance is g, and g < e < a between top edge and top plate.
6. a kind of sewage water treatment method based on processing system in claim 1, it is characterised in that include the following steps:
A, treated that sewage is sent by pipeline to cesspool for grinding machine and roll mill, and mud, surface flotation are contained in the sewage
There is ROLLING OIL, the sewage in cesspool is evacuated in filter press by diaphragm pump；
B, filter press carries out sludge filtration for the sewage come is pumped through, and periodically takes out the filter plate in filter press, surface greasy filth is removed
It is put into mud bucket, while filter plate being cleaned out to be packed into filter press and is worked on；
C, the sewage after filter is sent into oil-water separation tank, carries out water-oil separating by internal two separate portion, the oil slick on upper layer is received
In collection to oil drum, the sewage of lower layer is flow in air floatation machine；
D, medicament is added in two air floatation machines, two-stage air-flotation process is carried out to sewage, treated, and water is flow to only by pipeline
Complete entire processing in pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811034637.7A CN109179749A (en) | 2018-09-06 | 2018-09-06 | A kind of sewage disposal system and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811034637.7A CN109179749A (en) | 2018-09-06 | 2018-09-06 | A kind of sewage disposal system and processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109179749A true CN109179749A (en) | 2019-01-11 |
Family
ID=64914870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811034637.7A Withdrawn CN109179749A (en) | 2018-09-06 | 2018-09-06 | A kind of sewage disposal system and processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109179749A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537383A (en) * | 2020-05-15 | 2020-08-14 | 新昌县七星街道春强机械厂 | Granular impurity separable detection device and method for sewage detection |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2505474Y (en) * | 2001-10-19 | 2002-08-14 | 刘林斌 | Oil-water separator |
| CN203613051U (en) * | 2013-11-05 | 2014-05-28 | 兰州万建石油设备制造有限公司 | Skid-mounted comprehensive treatment device for oilfield wastewater |
| CN104341081A (en) * | 2013-07-30 | 2015-02-11 | 麦王环境技术股份有限公司 | Harmless treatment method for separation and recovery of oily sludge |
| CN204174015U (en) * | 2014-10-09 | 2015-02-25 | 梁成 | A kind of diary farm Sewage treatment systems |
-
2018
- 2018-09-06 CN CN201811034637.7A patent/CN109179749A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2505474Y (en) * | 2001-10-19 | 2002-08-14 | 刘林斌 | Oil-water separator |
| CN104341081A (en) * | 2013-07-30 | 2015-02-11 | 麦王环境技术股份有限公司 | Harmless treatment method for separation and recovery of oily sludge |
| CN203613051U (en) * | 2013-11-05 | 2014-05-28 | 兰州万建石油设备制造有限公司 | Skid-mounted comprehensive treatment device for oilfield wastewater |
| CN204174015U (en) * | 2014-10-09 | 2015-02-25 | 梁成 | A kind of diary farm Sewage treatment systems |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537383A (en) * | 2020-05-15 | 2020-08-14 | 新昌县七星街道春强机械厂 | Granular impurity separable detection device and method for sewage detection |
| CN111537383B (en) * | 2020-05-15 | 2021-11-16 | 吉林省泰斯特生物电子工程有限公司 | Granular impurity separable detection device and method for sewage detection |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190111 |
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| WW01 | Invention patent application withdrawn after publication |