CN103111104B - Oilfield wastewater filtering device - Google Patents
Oilfield wastewater filtering device Download PDFInfo
- Publication number
- CN103111104B CN103111104B CN201310063605.0A CN201310063605A CN103111104B CN 103111104 B CN103111104 B CN 103111104B CN 201310063605 A CN201310063605 A CN 201310063605A CN 103111104 B CN103111104 B CN 103111104B
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- Prior art keywords
- shell
- transmission shaft
- support plate
- filtering
- filtering device
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- 238000001914 filtration Methods 0.000 title claims abstract description 55
- 239000002351 wastewater Substances 0.000 title abstract description 5
- 238000005406 washing Methods 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 241000758789 Juglans Species 0.000 claims abstract description 11
- 235000009496 Juglans regia Nutrition 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 11
- 239000010935 stainless steel Substances 0.000 claims abstract description 11
- 235000020234 walnut Nutrition 0.000 claims abstract description 11
- 239000010865 sewage Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 21
- 238000011010 flushing procedure Methods 0.000 description 4
- 238000011001 backwashing Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010067868 Skin mass Diseases 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
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 oil conte, sewage treatment device technical field, relate to a kind of oilfield sewage filtering device.
Background technology
Oil-contaminated water of oil field process is mainly divided into oil removing and filters two stages for the treatment of process, and the sewage after process carries out re-injection.The multi-purpose station in oil field has a large amount of sewage to need through filter type, except the oil in decontaminated water and suspension, to carry out re-injection after reaching produced-water reinjection index.Otherwise Oil in Sewage Water is dirty and the profit interface channel of suspended particle clogging underground, cause oil reservoir channel blockage, oil reservoir energy after exploitation can not be supplemented in time, and underground oil recovery factor can be caused to decline, and making a large amount of petroleum resources remain in oilbearing stratum can not effectively adopt.
Authorization Notice No. is open " a kind of effluent filter of utility model patent of CN201001993Y, belong to a kind of filter of oil-field flooding oil well flushing water, it has lower warehouse body, lower warehouse body top is provided with cylindrical shell, the water outlet port of the water inlet pipe that cylindrical shell side is installed is positioned at the top of the swash plate on lower warehouse body top, by installing clamping plate, screen pack is installed in the middle part of cylindrical shell, there is outlet pipe cylindrical shell upper end, this effluent filter, effective filtration treatment can be carried out to well flushing waste water, removing solid particle wherein, for clean-out service, avoid the environmental pollution and water resource waste of directly discharging and causing.”。This patent is fixed filter unit, and filter efficiency awaits improving.
Summary of the invention
The object of this invention is to provide a kind of oilfield sewage filtering device, the blade rotated on washing tube is relied on to rotate continuously or timing rotating, form powerful eddy current to wash sewage filtrate, improve the filter efficiency of oilfield sewage and the quality of oil-field flooding after filtering.
Oilfield sewage filtering device of the present invention, comprise shell, washing tube, power transmission shaft and washing drum cover, 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 used as flushing water outlet simultaneously.Be provided with upper backup pad and lower supporting plate in the middle part of washing tube, upper backup pad and lower supporting plate are equipped with stainless steel filter screen.Washing drum cover is equipped with stainless steel filter screen.Device is provided with walnut shell filtering material layer and modified fibrous globule filtering material layer, and 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 are sealed 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 on the rotating shaft, lays respectively at the top of upper backup pad and the top of lower supporting plate.By sealing gasket and sealing ring sealing 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 cleaning solution Preparation equipment, and cleaning solution used is prepared voluntarily.
When filter filters oilfield sewage, washing tube is driven by power transmission shaft and rotates.Dismountable upper backup pad and lower supporting plate are provide upper and lower two parts filter material layer in washing tube, and upper part is the walnut shell filtering material layer of coarse filtration, and lower part is modified fibrous globule filtering material layer.Walnut shell has coarse filtration function, and fibrous nodules has fine filtering function.Filter cover top portion establishes oil exit pipe, and washing drum cover upper position establishes blow-off pipe, is in operation and realizes the function of timing oil extraction, blowdown.Production scene, according to the oil-containing of oilfield sewage, containing dirty situation setting blowing time.
Oilfield sewage filtering device of the present invention, with washing function, utilizes production pressure the oil filtered out and suspended impurity timing to be discharged.The different filtrates that sewage filter device adopts upper lower leaf to separate, realize the cascade filtration function of coarse filtration and fine filtering.Cleaning solution used in washing process is environment friendly and pollution-free.Filter is in operation timing running, and the centrifugal force utilizing rotation disturbance to produce washs, and is conducive to granule oil droplet and small suspension and is condensed into larger particle timing and discharges, improve the filter efficiency of oilfield sewage and filter the quality of rear oil-field flooding.
Accompanying drawing explanation
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.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
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.Sealed 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, and shell is provided with water inlet 16, delivery port 21, backwash entrance 8, oil drain out 3 and sewage draining exit 4, and sewage draining exit is used as flushing water outlet simultaneously, and backwash entrance is connected with backwashing pump.Be provided with upper backup pad 19 and lower supporting plate 22 in the middle part of washing tube, upper backup pad and lower supporting plate are equipped with stainless steel filter screen, and washing drum cover is equipped with stainless steel filter screen.Upper backup pad, lower supporting plate and washing drum cover there is circular hole, passes for power transmission shaft.Device is provided with walnut shell filtering material layer 5 and modified fibrous globule filtering material layer 7, and 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, on turning cylinder 24, lays respectively at the top of upper backup pad and the top of lower supporting plate.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 and power transmission shaft 24 are sealed by potted component, 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 that oilfield sewage enters filter through water inlet 16, and the stainless steel filter screen on washing drum cover 15 enters washing tube 6.Under system pressure effect, flow through walnut shell filter material 5 and carry out coarse filtration, the stainless steel filter screen through upper backup pad 19 carries out fine filtering to modified fibrous globule filtering material 7.After filtering, sewage leaves filter and carries out re-injection through the stainless steel filter screen of lower supporting plate 22, delivery port 21 to oil field.Washing tube 6 and blade rotate under power transmission shaft 24 drives, and increase the disturbance of oilfield sewage in filter, make oil, water and suspension quick separating.The greasy dirt timing separated is discharged from the oil drain out at shell 20 top, and the dirt timings such as impurity are discharged from sewage draining exit 4, 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 outlet, 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 reversion during backwash.The time interval of backwash sets according to the working condition of oilfield sewage.
Claims (5)
1. an oilfield sewage filtering device, 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; 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: in the middle part of described washing tube, be provided with upper backup pad (19) and lower supporting plate (22), described upper backup pad and lower supporting plate are equipped with stainless steel filter screen, and described washing drum cover is equipped with stainless steel filter screen; 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); Filter is provided with cleaning solution Preparation equipment; Upper backup pad (19) and lower supporting plate (22) are demountable structure, are bolted between described washing drum cover (15) and washing tube (6).
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) and power transmission shaft (24) are sealed by potted component, 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, is characterized in that: described filter is provided with two groups of blades (23), and described blades installation, on turning cylinder (24), lays respectively at the top of upper backup pad and the top of lower supporting plate.
5. oilfield sewage filtering device according to claim 1, is characterized in that: by sealing gasket (17) and sealing ring (18) sealing between described shell (20) and washing tube (6).
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 CN103111104A (en) | 2013-05-22 |
| CN103111104B true 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103111104B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731186A (en) * | 2016-12-23 | 2017-05-31 | 阮睿琪 | A kind of sewage cyclone |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX379461B (en) * | 2014-01-23 | 2025-03-11 | Siemens Energy Inc | Multi-media stratified filtration |
| 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 |
| CN110604950B (en) * | 2019-08-29 | 2025-02-07 | 杭州富阳新兴水处理设备厂 | A high-efficiency gravity valveless filter |
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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731186A (en) * | 2016-12-23 | 2017-05-31 | 阮睿琪 | A kind of sewage cyclone |
| CN106731186B (en) * | 2016-12-23 | 2019-01-11 | 阮睿琪 | A kind of sewage cyclone |
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| Publication number | Publication date |
|---|---|
| CN103111104A (en) | 2013-05-22 |
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| ASS | Succession or assignment of patent right |
Owner name: ZUO LIQIANG Free format text: FORMER OWNER: MENG BINGCHUAN Effective date: 20150317 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 052360 SHIJIAZHUANG, HEBEI PROVINCE TO: 051430 SHIJIAZHUANG, HEBEI PROVINCE |
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| TA01 | Transfer of patent application right |
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 for invention or patent application | ||
| CB03 | Change of inventor or designer information |
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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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20190228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |