CN104649463A - Filter unit for treating oilfield sewage - Google Patents
Filter unit for treating oilfield sewage Download PDFInfo
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- CN104649463A CN104649463A CN201310598984.3A CN201310598984A CN104649463A CN 104649463 A CN104649463 A CN 104649463A CN 201310598984 A CN201310598984 A CN 201310598984A CN 104649463 A CN104649463 A CN 104649463A
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Abstract
The invention discloses a filter unit for treating oilfield sewage. The filter unit comprises a sewage basin, a first separator plate and a second separator plate. The first separator plate and the second separator plate are fixed inside the sewage basin and divide the sewage basin into a first filtering basin, a second filtering basin and a sedimentation basin. The upper part of the first filtering basin is respectively provided with a demulsifier adder and a coagulant adder. A filtration cover and a submersible pump are arranged inside the first filtering basin. The submersible pump is positioned inside the filtration cover, and a water outlet end of the submersible pump is positioned above the second filtering basin. An oxidizing agent adder is arranged above the second filtering basin. The second separator plate is disposed between the second filtering basin and the sedimentation basin. The second separator plate is equipped with several pores. A baffle plate for blocking the pores is movably arranged inside the separator plate. The baffle plate and the pores match to communicate or block the second filtering basin and the sedimentation basin. A submersible pump is disposed inside the sedimentation basin. According to the invention, sewage can be filtered for four times so as to rapidly and effectively remove impurities in sewage.
Description
Technical field
The present invention relates to petroleum drilling technology field, particularly relate to a kind of filtration unit for the treatment of oilfield sewage.
Background technology
At present, petroleum drilling industry is a high pollution industry, containing pollutents such as clay, organic polymer, drilling cuttings and drilling fluid additives in the sewage produced in drilling process, could be used as other after having to pass through process or directly discharge, otherwise causing very serious pollution by surrounding enviroment and underground water source.
In order to solve the problem, in prior art, propose following technology:
As China Patent No. " 201020121789.3 " discloses a kind of oil drilling sewage treatment recycling device, its publication date is on December 15th, 2010, this waste disposal plant is primarily of sewage lagoon, cartridge filter, submersible pump, water tank and go out water pump composition, and sewage lagoon is by the rectangular tank of Plate Welding; Sewage lagoon water inlet pipe is had in one end of sewage lagoon, circular depressed is had to cheat in the bottom of the sewage lagoon the other end, cylindrical filtration cartridges has been established in depression hole, hang in cartridge filter and be fixed with submersible pump, the rising pipe of submersible pump connects the water tank of a Plate Welding, is connected with out water pump at the bottom water outlet of water tank.But in actual use, this waste disposal plant can only filter the solid impurity that external diameter is greater than three grades of filter screen mesh internal diameters, and the chemicals impurity that other solid impurities of three grades of filter screen mesh internal diameters and band pollute can not be less than by external diameter in filter sewage, cause the poor filtration effect of sewage, still can impact environment.
Summary of the invention
The object of the invention is to overcome the above-mentioned problems in the prior art, a kind of filtration unit for the treatment of oilfield sewage be provided, the present invention can to sewage carry out filter for four times, thus fast and effeciently remove the impurity in sewage.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of filtration unit for the treatment of oilfield sewage, it is characterized in that: comprise sewage lagoon, the first dividing plate and second partition, described first dividing plate and second partition are fixed in sewage lagoon, and sewage lagoon is divided into the first filtering basin, the second filtering basin and settling tank, described first filtering basin top is respectively arranged with emulsion splitter adder and coagulating agent adder, filter mantle and submersible pump is provided with in first filtering basin, described submersible pump is positioned at filter mantle, and the water side of submersible pump is positioned at above the second filtering basin; Oxygenant adder is provided with above described second filtering basin, described second partition is arranged between the second filtering basin and settling tank, described second partition is provided with some pores, be movably set with the baffle plate blocking pore in dividing plate, baffle plate and pore coordinate and are communicated with or block the second filtering basin and settling tank; Submersible pump is provided with in described settling tank.
Agitator is provided with in described first filtering basin and the second filtering basin.
The bottom of described settling tank is provided with recessed groove.
Described second partition offers inner chamber, and described baffle plate grafting in the lumen.
Described baffle plate offers pod apertures, and when the second filtering basin communicate with settling tank, pod apertures communicates with pore, and when the second filtering basin do not communicate with settling tank, pod apertures and pore are dislocatedly distributed.
The surface of described second partition is provided with the filtering layer be made up of fiber-ball filter media, this filtering layer is positioned at the second filtering basin.
Described filtering layer is fixed on second partition by silk screen.
Employing the invention has the advantages that:
One, in the present invention, in the first filtering basin, add emulsion splitter and coagulating agent by emulsion splitter adder and coagulating agent adder, can play breakdown of emulsion and coagulation to sewage, the chemicals in sewage are changing into solid, realize solid-liquid separation, for first time filters; The impurity blocking submersible pump in the first filtering basin can be prevented, for second time is filtered by filter mantle; In the second filtering basin, add oxygenant by oxygenant adder, the elimination effect of sewage can be improved further, for third time filters; Be filter for the 4th time by baffle plate with coordinating of pore, impurity can be blocked in the second filtering basin; Filtered by above-mentioned four times, fast and effeciently can remove the impurity in sewage.
Two, in the present invention, be provided with agitator in described first filtering basin and the second filtering basin, can be accelerated by agitator, oxygenant, emulsion splitter and coagulating agent to the treatment effect of sewage, be conducive to improving the filtration velocity of sewage;
Three, in the present invention, the bottom of described settling tank is provided with recessed groove, when the second filtering basin communicate with settling tank, the water that this structure is convenient in the second filtering basin rapidly flows toward settling tank, is conducive to saving filtration time.
Four, in the present invention, described second partition offers inner chamber, in the lumen, this structure makes baffle plate to block pore fast or to open pore in described baffle plate grafting, is conducive to improving filtration efficiency.
Five, in the present invention, by the pod apertures that baffle plate is offered, do not need plate washer all to extract out and just can realize being communicated with of the second filtering basin and settling tank, be conducive to simplifying filtration step, and, pass through pod apertures, the also fine-tuning flow by pore, is conducive to improving filter effect.
Six, in the present invention, the surface of described second partition is provided with the filtering layer be made up of fiber-ball filter media, this filtering layer is positioned at the second filtering basin, and this structure can be carried out the 4th time to the impurity in sewage and be filtered, and further increases filter effect.
Seven, in the present invention, described filtering layer is fixed on second partition by silk screen, and this structure is convenient to change at any time or cleaned filtering layer, makes it remain best filter effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the main TV structure schematic diagram of median septum of the present invention.
Being labeled as in figure: 1, sewage lagoon, 2, settling tank, the 3, first filtering basin, 4, the second filtering basin, 5, pore, 6, baffle plate, 7, pod apertures, 8, emulsion splitter adder, 9, coagulating agent adder, 10, filtering layer, 11, submersible pump, 12, agitator, 13, filter mantle, 14, the first dividing plate, 15, second partition, 16, oxygenant adder.
Embodiment
A kind of filtration unit for the treatment of oilfield sewage, comprise sewage lagoon 1, first dividing plate 14 and second partition 15, described first dividing plate 14 and second partition 15 are fixed in sewage lagoon 1, and sewage lagoon 1 is divided into the first filtering basin 3, second filtering basin 4 and settling tank 2, described first filtering basin 3 top is respectively arranged with emulsion splitter adder 8 and coagulating agent adder 9, be provided with submersible pump 11 in first filtering basin 3, the water side of submersible pump 11 is positioned at above the second filtering basin 4; Oxygenant adder 16 is provided with above described second filtering basin 4, described second partition 15 is arranged between the second filtering basin 4 and settling tank 2, described second partition 15 is provided with some pores 5, be movably set with the baffle plate 6 blocking pore 5 in dividing plate, baffle plate 6 coordinates with pore 5 and is communicated with or blocks the second filtering basin 4 and settling tank 2; Submersible pump 11 is provided with in described settling tank 2.
The preferred embodiment of the present invention is, agitator 12 is provided with in described first filtering basin 3 and the second filtering basin 4, described agitator 12 comprise motor and with the stir shaft with agitating vane, stir shaft is connected with the power output shaft of motor, motor is separately fixed at above the first filtering basin 3 and the second filtering basin 4 by crossbeam, and stir shaft is separately positioned on the longitudinal middle part of the first filtering basin 3 and the second filtering basin 4.
Another preferred implementation of the present invention is, the bottom of described settling tank 2 is provided with recessed groove, can accelerate the speed of effluent stream to settling tank 2 by recessed groove.
Another preferred implementation of the present invention is, described second partition 15 offers inner chamber, the grafting of described baffle plate 6 in the lumen, described baffle plate 6 activity grafting also can block pore 5 in the lumen, extracts baffle plate 6 out the second filtering basin 4 just can be made to be communicated with by pore 5 with settling tank 2 from the inner chamber of second partition 15.
Another preferred implementation of the present invention is, described baffle plate 6 offers pod apertures 7, and when the second filtering basin 4 communicate with settling tank 2, pod apertures 7 communicates with pore 5, and when the second filtering basin 4 do not communicate with settling tank 2, pod apertures 7 and pore 5 are dislocatedly distributed.Wherein, only need baffle plate 6 to be shifted on a small quantity, pod apertures 7 and pore 5 just can be made to misplace, the first filtering basin 3 are not communicated with settling tank 2.Further, in order to prevent the sewage in the second filtering basin 4 from passing through from the gap between second partition 15 and baffle plate 6, sealing ply can also be set on the internal chamber wall of second partition 15.Further,
Another preferred implementation of the present invention is, the surface of described second partition 15 is provided with the filtering layer 10 be made up of fiber-ball filter media, and this filtering layer 10 is positioned at the second filtering basin 4.Under the pressure of filtering layer 10 sewage in the second filtering basin 4, be closely connected with second partition 15, can filter sewage effectively.Further, for the ease of the replacing of filtering layer 10, described filtering layer 10 is fixed on second partition 15 by silk screen.
Claims (7)
1. the filtration unit for the treatment of oilfield sewage, it is characterized in that: comprise sewage lagoon (1), first dividing plate (14) and second partition (15), described first dividing plate (14) and second partition (15) are fixed in sewage lagoon (1), and sewage lagoon (1) is divided into the first filtering basin (3), second filtering basin (4) and settling tank (2), described first filtering basin (3) top is respectively arranged with emulsion splitter adder (8) and coagulating agent adder (9), filter mantle (13) and submersible pump (11) is provided with in first filtering basin (3), described submersible pump (11) is positioned at filter mantle (13), and the water side of submersible pump (11) is positioned at the second filtering basin (4) top, described second filtering basin (4) top is provided with oxygenant adder (16), described second partition (15) is arranged between the second filtering basin (4) and settling tank (2), described second partition (15) is provided with some pores (5), be movably set with the baffle plate (6) blocking pore (5) in dividing plate, baffle plate (6) and pore (5) coordinate and are communicated with or block the second filtering basin (4) and settling tank (2), submersible pump (11) is provided with in described settling tank (2).
2. a kind of filtration unit for the treatment of oilfield sewage as claimed in claim 1, is characterized in that: be provided with agitator (12) in described first filtering basin (3) and the second filtering basin (4).
3. a kind of filtration unit for the treatment of oilfield sewage as claimed in claim 1 or 2, is characterized in that: the bottom of described settling tank (2) is provided with recessed groove.
4. a kind of filtration unit for the treatment of oilfield sewage as claimed in claim 1, it is characterized in that: (15) offer inner chamber to described second partition, described baffle plate (6) grafting in the lumen.
5. a kind of filtration unit for the treatment of oilfield sewage as described in claim 1,2 or 4, it is characterized in that: described baffle plate (6) offers pod apertures (7), when the second filtering basin (4) communicate with settling tank (2), pod apertures (7) communicates with pore (5), when the second filtering basin (4) do not communicate with settling tank (2), pod apertures (7) and pore (5) are dislocatedly distributed.
6. a kind of filtration unit for the treatment of oilfield sewage as described in claim 1,2 or 4, it is characterized in that: the surface of described second partition (15) is provided with the filtering layer (10) be made up of fiber-ball filter media, this filtering layer (10) is positioned at the second filtering basin (4).
7. a kind of filtration unit for the treatment of oilfield sewage as claimed in claim 6, is characterized in that: described filtering layer (10) is fixed on second partition (15) by silk screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310598984.3A CN104649463A (en) | 2013-11-25 | 2013-11-25 | Filter unit for treating oilfield sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310598984.3A CN104649463A (en) | 2013-11-25 | 2013-11-25 | Filter unit for treating oilfield sewage |
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| Publication Number | Publication Date |
|---|---|
| CN104649463A true CN104649463A (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310598984.3A Pending CN104649463A (en) | 2013-11-25 | 2013-11-25 | Filter unit for treating oilfield sewage |
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| CN (1) | CN104649463A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512832A (en) * | 2017-10-13 | 2017-12-26 | 朱正直 | A kind of sewage-treatment plant and sewage disposal component |
| CN109505599A (en) * | 2019-01-09 | 2019-03-22 | 淮南矿业(集团)有限责任公司 | It automates gang drill and considers system and method to be worth doing |
| CN113511700A (en) * | 2021-08-06 | 2021-10-19 | 东翠茹 | High oily water zero release processing apparatus |
-
2013
- 2013-11-25 CN CN201310598984.3A patent/CN104649463A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512832A (en) * | 2017-10-13 | 2017-12-26 | 朱正直 | A kind of sewage-treatment plant and sewage disposal component |
| CN107512832B (en) * | 2017-10-13 | 2018-07-31 | 佛山市创晟投资发展有限公司 | A kind of sewage-treatment plant |
| CN109505599A (en) * | 2019-01-09 | 2019-03-22 | 淮南矿业(集团)有限责任公司 | It automates gang drill and considers system and method to be worth doing |
| CN109505599B (en) * | 2019-01-09 | 2024-01-23 | 淮南矿业(集团)有限责任公司 | Automatic drill chip removing system and method |
| CN113511700A (en) * | 2021-08-06 | 2021-10-19 | 东翠茹 | High oily water zero release processing apparatus |
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Application publication date: 20150527 |