CN103111104A - Oilfield wastewater filtering device - Google Patents
Oilfield wastewater filtering device Download PDFInfo
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- CN103111104A CN103111104A CN2013100636050A CN201310063605A CN103111104A CN 103111104 A CN103111104 A CN 103111104A CN 2013100636050 A CN2013100636050 A CN 2013100636050A CN 201310063605 A CN201310063605 A CN 201310063605A CN 103111104 A CN103111104 A CN 103111104A
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Abstract
The invention relates to an oilfield wastewater filtering device which comprises a shell, a washing bucket, a transmission shaft and a washing bucket cover, wherein the transmission shaft is connected with a motor through a belt pulley; the washing bucket is installed inside the shell through the transmission shaft; an upper support plate and a lower support plate are arranged in the middle of the washing bucket; stainless steel filtering nets are installed on the upper support plate and the lower support plate; and another stainless steel filtering net is installed on the washing bucket cover. The device is also provided with a walnut shell filtering material layer and a modified fiber ball filtering material layer, wherein the walnut shell filtering material layer is positioned at the upper part of the upper support plate; and the modified fiber ball filtering material layer is positioned at the upper part of the lower support plate. The filtering device is provided with two groups of blades which are installed on the transmission shaft and are respectively positioned at the upper part of the upper support plate and the upper part of the lower support plate. The oilfield wastewater filtering device with a washing function is adopted to wash by virtue of centrifugal force generated from rotational disturbance, thereby being beneficial to condensing small-grain oil drops and micro suspended matters into large grains to be discharged out at regular time; and due to different filtering materials at the upper and lower layers of the wastewater filtering device, the two-stage filtering function of rough filtration and fine filtration is realized.
Description
Technical field
The invention belongs to the oil conte, sewage treatment device technical field, relate to a kind of oilfield sewage filtering device.
Background technology
Oil-contaminated water of oil field is processed and mainly is divided into oil removing and filters the bi-level treatment process, and the sewage after processing carries out re-injection.The multi-purpose station in oil field has a large amount of sewage need to be through filter type except oil and suspension in decontaminated water, carries out re-injection after reaching the produced-water reinjection index.Otherwise the profit interface channel of Oil in Sewage Water dirt and suspension blocking underground, cause the oil reservoir passage to stop up, oil reservoir energy after exploitation can not in time be replenished, and can cause underground oil recovery factor to descend, and making a large amount of petroleum resources remain in oilbearing stratum can not effectively adopt.
Granted publication number is open " a kind of effluent filter of the utility model patent of CN201001993Y, the filter that belongs to a kind of oil-field flooding oil well flushing water, it has lower warehouse body, lower warehouse body top is equipped with cylindrical shell, the water outlet port of the water inlet pipe that cylindrical shell one side is installed is positioned at the top of the swash plate on lower warehouse body top, the cylindrical shell middle part is equipped with screen pack by clamping plate are installed, there is outlet pipe the cylindrical shell upper end, this effluent filter, can carry out effective filtration treatment to well flushing waste water, remove solid particle wherein, be used for clean-out service, environmental pollution and the water resource waste of having avoided direct discharging to cause.”。This patent is fixed filter unit, and filter efficiency awaits improving.
Summary of the invention
The purpose of this invention is to provide a kind of oilfield sewage filtering device, rely on the blade on the rotation washing tube to rotate continuously or regularly rotating, form powerful eddy current the sewage filtrate is washed, improve the filter efficiency of oilfield sewage and the quality of the rear oil-field flooding of filtration.
Oilfield sewage filtering device of the present invention comprises shell, washing tube, power transmission shaft and washing drum cover, and power transmission shaft is connected with motor by belt pulley, and washing tube is arranged on the inside of shell by power transmission shaft.Shell is provided with water inlet, delivery port, backwash entrance, oil drain out and sewage draining exit, and sewage draining exit is simultaneously as the flushing water outlet.The washing tube middle part is provided with upper backup pad and lower supporting plate, and upper backup pad and lower supporting plate are equipped with the stainless steel screen pack.Washing drum cover is equipped with the stainless steel screen pack.Device is provided with walnut shell filtering material layer and modified fibrous globule filtering material layer, and the walnut shell filtering material layer is positioned at the top of upper backup pad, and modified fibrous globule filtering material is positioned at the top of lower supporting plate.
Filter is provided with Bearning mechanism, and Bearning mechanism comprises bearing block, bearing and bearing cap, and bearing block is arranged on the upper and lower of shell, and power transmission shaft and bearing fit are installed.Shell and power transmission shaft seal by potted component, and potted component comprises filling tube, airtight and watertight padding and gland, and potted component is positioned at the upper and lower of shell.Filter is provided with two groups of blades, and blades installation lays respectively at the top of upper backup pad and the top of lower supporting plate on turning cylinder.Seal by sealing gasket and sealing ring between shell and washing tube.Upper backup pad and lower supporting plate are demountable structure, are bolted between washing drum cover and washing tube.Filter is provided with the cleaning solution Preparation equipment, and cleaning solution used prepares voluntarily.
When filter filtered oilfield sewage, washing tube was driven by power transmission shaft and is rotated.Dismountable upper backup pad and lower supporting plate are for providing up and down two parts filter material layer in washing tube, upper part is the walnut shell filtering material layer that coarse filtration is used, and lower part is the modified fibrous globule filtering material layer.Walnut shell has the coarse filtration function, and fibrous nodules has the fine filtering function.The filter cover top portion is established oil exit pipe, and the washing drum cover upper part installs blow-off pipe, is in operation to realize the function of regularly oil extraction, blowdown.The production scene is according to the oil-containing of oilfield sewage, contain dirty situation and set blowing time.
Oilfield sewage filtering device of the present invention is with washing function, and the oil and the suspended impurity that utilize production pressure to filter out are regularly discharged.Sewage filter device adopts goes up the different filtrates that lower leaf separates, and realizes the cascade filtration function of coarse filtration and fine filtering.Cleaning solution used in washing process is environment friendly and pollution-free.The filter regularly running that is in operation, the centrifugal force that utilizes rotation disturbance to produce washs, and is conducive to granule oil droplet and small suspension and is condensed into larger particle and regularly discharges, improve the filter efficiency of oilfield sewage and filter after the quality of oil-field flooding.
Description of drawings
Fig. 1 is the structural representation of oilfield sewage filtering device of the present invention.
Wherein:
1-airtight and watertight padding, 2-filling tube, 3-oil drain out, 4-sewage draining exit, 5-walnut shell filter material, 6-washing tube, 7-modified fibrous globule filtering material, 8-backwash entrance, at the bottom of 9-washing tube, 10-bearing block, 11-bearing, 12-bearing cap, 13-gland, 14-belt pulley, 15-washing drum cover, 16-water inlet, 17-sealing gasket, 18-sealing ring, 19-upper backup pad, 20-shell, 21-delivery port, 22-lower supporting plate, 23-blade, 24-turning cylinder.
The specific embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
Oilfield sewage filtering device of the present invention as shown in Figure 1, comprises shell 20, washing tube 6, power transmission shaft 24 and washing drum cover 15, and power transmission shaft is connected with motor by belt pulley 14.Seal by sealing gasket 17 and sealing ring 18 between shell 20 and washing tube 6.Washing tube is arranged on the inside of shell by power transmission shaft 24, shell is provided with water inlet 16, delivery port 21, backwash entrance 8, oil drain out 3 and sewage draining exit 4, and as the flushing water outlet, the backwash entrance is connected with backwashing pump sewage draining exit simultaneously.The washing tube middle part is provided with upper backup pad 19 and lower supporting plate 22, and upper backup pad and lower supporting plate are equipped with the stainless steel screen pack, and washing drum cover is equipped with the stainless steel screen pack.On upper backup pad, lower supporting plate and washing drum cover, circular hole is arranged, be used for power transmission shaft and pass.Device is provided with walnut shell filtering material layer 5 and modified fibrous globule filtering material layer 7, and the walnut shell filtering material layer is positioned at the top of upper backup pad 19, and modified fibrous globule filtering material is positioned at the top of lower supporting plate 22.Filter is provided with two groups of blades 23, and blades installation lays respectively at the top of upper backup pad and the top of lower supporting plate on turning cylinder 24.Filter is provided with Bearning mechanism, and Bearning mechanism comprises bearing block 10, bearing 11 and bearing cap 12, and bearing block is arranged on the upper and lower of shell 20, the upper and lower of power transmission shaft and bearing fit.Shell 20 seals by potted component with power transmission shaft 24, and potted component comprises filling tube 2, airtight and watertight padding 1 and gland 13, and potted component is positioned at the upper and lower of shell 20.
The running of oilfield sewage filtering device of the present invention is, oilfield sewage enters filter through water inlet 16, and the stainless steel screen pack on washing drum cover 15 enters washing tube 6.Under the system pressure effect, the walnut shell filter material 5 of flowing through carries out coarse filtration, and the stainless steel screen pack that passes upper backup pad 19 carries out fine filtering to modified fibrous globule filtering material 7.After filtering, sewage leaves filter through stainless steel screen pack, the delivery port 21 of lower supporting plate 22 and carries out re-injection to the oil field.The rotation under power transmission shaft 24 drives of washing tube 6 and blade increases the disturbance of oilfield sewage in filter, and oil, water and suspension are separated fast.The greasy dirt of telling regularly from the oil drain out discharge at shell 20 tops, regularly discharge from sewage draining exit 4 by the dirts such as impurity, and the time interval of oil extraction and blowdown is determined according to the concrete condition of oilfield sewage.Filter regularly carries out backwash, after work a period of time, stops water inlet water inlet and delivery port 21 water outlets, start backwashing pump, backwashing water enters filter through backwash entrance 8 and carries out backwash, and the water after backwash is discharged through sewage draining exit, washing tube 6 and blade counter-rotating during backwash.The time interval of backwash is set according to the working condition of oilfield sewage.
Claims (7)
1. an oilfield sewage filtering device, comprise shell (20), washing tube (6), power transmission shaft (24) and washing drum cover (15), and power transmission shaft is connected with motor by belt pulley 14; Described washing tube is arranged on the inside of shell by power transmission shaft (24), described shell is provided with water inlet (16), delivery port (21), backwash entrance (8), oil drain out (3) and sewage draining exit (4), it is characterized in that: be provided with upper backup pad (19) and lower supporting plate (22) in the middle part of described washing tube, described upper backup pad and lower supporting plate are equipped with the stainless steel screen pack, and described washing drum cover is equipped with the stainless steel screen pack; Described device is provided with walnut shell filtering material layer (5) and modified fibrous globule filtering material layer (7), and described walnut shell filtering material layer is positioned at the top of upper backup pad (19), and described modified fibrous globule filtering material is positioned at the top of lower supporting plate (22).
2. oilfield sewage filtering device according to claim 1, it is characterized in that: described filter is provided with Bearning mechanism, described Bearning mechanism comprises bearing block (10), bearing (11) and bearing cap (12), described bearing block is arranged on the upper and lower of shell (20), and described power transmission shaft and bearing fit are installed.
3. oilfield sewage filtering device according to claim 1, it is characterized in that: described shell (20) seals by potted component with power transmission shaft (24), described potted component comprises filling tube (2), airtight and watertight padding (1) and gland (13), and described potted component is positioned at the upper and lower of shell (20).
4. oilfield sewage filtering device according to claim 1, it is characterized in that: described filter is provided with two groups of blades (23), and described blades installation lays respectively at the top of upper backup pad and the top of lower supporting plate on turning cylinder (24).
5. oilfield sewage filtering device according to claim 1, is characterized in that: seal by sealing gasket (17) and sealing ring (18) between described shell (20) and washing tube (6).
6. oilfield sewage filtering device according to claim 1, it is characterized in that: described upper backup pad (19) and lower supporting plate (22) are demountable structure, are bolted between described washing drum cover (15) and washing tube (6).
7. oilfield sewage filtering device according to claim 1, it is characterized in that: described filter is provided with the cleaning solution Preparation equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063605.0A CN103111104B (en) | 2013-02-28 | 2013-02-28 | Oilfield wastewater filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063605.0A CN103111104B (en) | 2013-02-28 | 2013-02-28 | Oilfield wastewater filtering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103111104A true CN103111104A (en) | 2013-05-22 |
| CN103111104B CN103111104B (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310063605.0A Expired - Fee Related CN103111104B (en) | 2013-02-28 | 2013-02-28 | Oilfield wastewater filtering device |
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| Country | Link |
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| CN (1) | CN103111104B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916562A (en) * | 2014-01-23 | 2016-08-31 | 西门子能源公司 | Multi-media stratified filtration |
| CN107540172A (en) * | 2017-10-25 | 2018-01-05 | 芜湖市纯至网络科技有限公司 | A kind of filling for sewage treatment intercepts and persuasion system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731186B (en) * | 2016-12-23 | 2019-01-11 | 阮睿琪 | A kind of sewage cyclone |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200942307Y (en) * | 2006-05-23 | 2007-09-05 | 戴绍象 | Stirring backwashing filter |
| CN201275438Y (en) * | 2008-09-05 | 2009-07-22 | 德州市金隆石油设备有限公司 | Automatic flushing device of filter with multi-layer mixing filtering materials for oil-contaminated water |
| CN203095739U (en) * | 2013-02-28 | 2013-07-31 | 孟兵川 | Oilfield sewage filtering device |
-
2013
- 2013-02-28 CN CN201310063605.0A patent/CN103111104B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200942307Y (en) * | 2006-05-23 | 2007-09-05 | 戴绍象 | Stirring backwashing filter |
| CN201275438Y (en) * | 2008-09-05 | 2009-07-22 | 德州市金隆石油设备有限公司 | Automatic flushing device of filter with multi-layer mixing filtering materials for oil-contaminated water |
| CN203095739U (en) * | 2013-02-28 | 2013-07-31 | 孟兵川 | Oilfield sewage filtering device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916562A (en) * | 2014-01-23 | 2016-08-31 | 西门子能源公司 | Multi-media stratified filtration |
| CN105916562B (en) * | 2014-01-23 | 2018-12-18 | 西门子能源公司 | Multimedium layered filtration |
| US10189723B2 (en) | 2014-01-23 | 2019-01-29 | Siemens Energy, Inc. | Multi-media stratified filtration |
| CN107540172A (en) * | 2017-10-25 | 2018-01-05 | 芜湖市纯至网络科技有限公司 | A kind of filling for sewage treatment intercepts and persuasion system |
| CN107540172B (en) * | 2017-10-25 | 2021-02-26 | 济宁中山公用水务有限公司 | Sewage treatment is with packing interception and dredging system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103111104B (en) | 2015-05-20 |
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Owner name: ZUO LIQIANG Free format text: FORMER OWNER: MENG BINGCHUAN Effective date: 20150317 |
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Free format text: CORRECT: ADDRESS; FROM: 052360 SHIJIAZHUANG, HEBEI PROVINCE TO: 051430 SHIJIAZHUANG, HEBEI PROVINCE |
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Effective date of registration: 20150317 Address after: Yuhua District of Hebei city in Shijiazhuang province 051430 song Cun long road 141 Applicant after: Zuo Liqiang Address before: 052360, No. 2, unit 9, building 101, Fanghua District, Xinji, Hebei, Shijiazhuang Applicant before: Meng Bingchuan |
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| C53 | Correction of patent of invention or patent application | ||
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Inventor after: Shi Fuchang Inventor after: Du Jiao Inventor after: Du Hong Inventor after: Zuo Liqiang Inventor after: Cheng Xingping Inventor after: Tian Aimin Inventor after: Lu Huiwen Inventor after: Tong Fengzhi Inventor after: Meng Bingchuan Inventor before: Shi Fuchang Inventor before: Du Jiao Inventor before: Du Hong Inventor before: Cheng Xingping Inventor before: Tian Aimin Inventor before: Lu Huiwen Inventor before: Tong Fengzhi Inventor before: Meng Bingchuan |
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Free format text: CORRECT: INVENTOR; FROM: SHI FUCHANG DU JIAO DU HONG CHENG XINGPING TIAN AIMIN LU HUIWEN TONG FENGZHI MENG BINGCHUAN TO: SHI FUCHANG DU JIAO DU HONG ZUO LIQIANG CHENG XINGPING TIAN AIMIN LU HUIWEN TONG FENGZHI MENG BINGCHUAN |
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