CN203095739U - Oilfield sewage filtering device - Google Patents
Oilfield sewage filtering device Download PDFInfo
- Publication number
- CN203095739U CN203095739U CN 201320091531 CN201320091531U CN203095739U CN 203095739 U CN203095739 U CN 203095739U CN 201320091531 CN201320091531 CN 201320091531 CN 201320091531 U CN201320091531 U CN 201320091531U CN 203095739 U CN203095739 U CN 203095739U
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- supporting plate
- shell
- filtration unit
- transmission shaft
- washing
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Abstract
The utility model relates to an oilfield sewage filtering device. The oilfield sewage filtering device comprises a shell, a washing bucket, a transmission shaft and a washing bucket cover, wherein the transmission shaft is connected with a motor by virtue of a belt pulley; the washing bucket is arranged inside the shell by virtue of the transmission shaft; an upper supporting plate and a lower supporting plate are arranged in the middle of the washing bucket; stainless steel filter screens are arranged on the upper supporting plate and the lower supporting plate; a stainless steel filter screen is arranged on the washing bucket cover; a walnut shell filtering layer and a modified fiber ball filtering layer are arranged on the device; the walnut shell filtering layer is positioned at the upper part of the upper supporting plate; the modified fiber ball filtering layer is positioned at the upper part of the lower supporting plate; and two groups of blades are arranged on a filtering device, are arranged on the transmission shaft and are respectively positioned at the upper part of the upper supporting plate and the upper part of the lower supporting plate. By using the oilfield sewage filtering device with a washing function, the washing is carried out by utilizing centrifugal force generated by rotation disturbance, and large particles condensed by small-particle oil drop and small suspended solids are discharged in time; and different filtering materials are loaded and unloaded on the sewage filtering device, so that a secondary filtering function of coarse filtering and fine filtering is realized.
Description
Technical field
The invention belongs to the oil conte, sewage treatment device technical field, relate to a kind of oilfield sewage filtration unit.
Background technology
Oil-contaminated water of oil field is handled and mainly is divided into oil removing and filters the bi-level treatment process, and the sewage after the processing carries out re-injection.The joint station in oil field has a large amount of sewage to remove oil and suspended substance in the decontaminated water through filter type, carries out re-injection after reaching the produced-water reinjection index.Otherwise greasy dirt and suspended substance stop up subterranean profit connecting passage in the sewage, cause the oil reservoir passage to stop up, oil reservoir energy after the exploitation can not obtain in time replenishing, 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 bilge strainer; belong to a kind of filtration unit of oil-field flooding oil well well-flushing water; it has following warehouse body; following 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 warehouse body top down; the cylindrical shell middle part is equipped with filtering net by the installation clamping plate of the utility model patent of CN201001993Y, there is rising pipe the cylindrical shell upper end, this bilge strainer, can carry out effective filtration treatment to well flushing waste water, remove solid particulate wherein, be used for clean-out service, environmental pollution and the water resource waste of having avoided direct discharging to cause.”。This patent is a fixed filter unit, and filtration efficiency awaits improving.
Summary of the invention
The purpose of this utility model provides a kind of oilfield sewage filtration unit, rely on the blade on the rotation washing beck to rotate continuously or regularly rotating, form powerful eddy current the sewage filtrate is washed, improve the filtration efficiency of oilfield sewage and the quality of filtration back oil-field flooding.
The utility model oilfield sewage filtration unit comprises shell, washing beck, transmission shaft and washing drum cover, and transmission shaft is connected with motor by belt pulley, and washing beck is installed in the inside of shell by transmission shaft.Shell is provided with water-in, water outlet, back flushing inlet, oil discharge outlet and sewage draining exit, and sewage draining exit is simultaneously as the wash-down water outlet.The washing beck 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 filtering net.Washing drum cover is equipped with the stainless steel filtering net.Device is provided with walnut shell filtering material layer and modified fiber ball filter material layer, and the walnut shell filtering material layer is positioned at the top of upper backup pad, and the modified fibre ball filtering material is positioned at the top of lower supporting plate.
Filtration unit is provided with Bearning mechanism, and Bearning mechanism comprises bearing support, bearing and step cover, and bearing support is installed in the upper and lower of shell, and transmission shaft cooperates installation with bearing.Shell and transmission shaft seal by sealing element, and sealing element comprises filling tube, lock packing and packing gland, and sealing element is positioned at the upper and lower of shell.Filtration unit is provided with two groups of blades, and blade is installed on the rotation axis, lays respectively at the top of upper backup pad and the top of lower supporting plate.Seal by gasket and sealing-ring between shell and the washing beck.Upper backup pad and lower supporting plate are demountable structure, connect by bolt between washing drum cover and the washing beck.Filtration unit is provided with washings and prepares equipment, and used washings prepares voluntarily.
When filtration unit filtered oilfield sewage, washing beck was driven by transmission shaft and is rotated.Dismountable upper backup pad and lower supporting plate are for providing two portions filter material layer up and down in the washing beck, top is the walnut shell filtering material layer that coarse filtration is used, and the lower section is the modified fiber ball filter material layer.Nut-shell has the coarse filtration function, and fibrous nodules has the fine filtering function.The filtration unit 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.
The utility model oilfield sewage filtration unit has 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.Washings used in the washing process is environment friendly and pollution-free.The filtration unit regularly running that is in operation, the centrifugal force that utilizes swivel disturbance to produce washs, and helps small-particle oil droplet and small suspended substance and is condensed into bigger particle and regularly discharges, and improves the filtration efficiency of oilfield sewage and filters the quality of back oil-field flooding.
Description of drawings
Fig. 1 is the structural representation of the utility model oilfield sewage filtration unit.
Wherein:
1-lock packing, 2-filling tube, 3-oil discharge outlet, 4-sewage draining exit, 5-walnut shell filter material, 6-washing beck, 7-modified fibre ball filtering material, 8-back flushing inlet, at the bottom of 9-washing beck, 10-bearing support, 11-bearing, 12-step cover, 13-packing gland, 14-belt pulley, 15-washing drum cover, 16-water-in, 17-gasket, 18-sealing-ring, 19-upper backup pad, 20-shell, 21-water outlet, 22-lower supporting plate, 23-blade, 24-rotation axis.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
The utility model oilfield sewage filtration unit as shown in Figure 1, comprises shell 20, washing beck 6, transmission shaft 24 and washing drum cover 15, and transmission shaft is connected with motor by belt pulley 14.Seal by gasket 17 and sealing-ring 18 between shell 20 and the washing beck 6.Washing beck is installed in the inside of shell by transmission shaft 24, and shell is provided with water-in 16, water outlet 21, back flushing inlet 8, oil discharge outlet 3 and sewage draining exit 4, and as the wash-down water outlet, the back flushing inlet is connected with backwashing pump sewage draining exit simultaneously.The washing beck 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 filtering net, and washing drum cover is equipped with the stainless steel filtering net.On upper backup pad, lower supporting plate and the washing drum cover circular hole is arranged, be used for transmission shaft and pass.Device is provided with walnut shell filtering material layer 5 and modified fiber ball filter material layer 7, and the walnut shell filtering material layer is positioned at the top of upper backup pad 19, and the modified fibre ball filtering material is positioned at the top of lower supporting plate 22.Filtration unit is provided with two groups of blades 23, and blade is installed on the rotation axis 24, lays respectively at the top of upper backup pad and the top of lower supporting plate.Filtration unit is provided with Bearning mechanism, and Bearning mechanism comprises bearing support 10, bearing 11 and step cover 12, and bearing support is installed in the upper and lower of shell 20, and the upper and lower of transmission shaft cooperates with bearing.Shell 20 seals by sealing element with transmission shaft 24, and sealing element comprises close barrel 2, packing filler 1 and packing gland 13, and sealing element is positioned at the upper and lower of shell 20.
The operational process of the utility model oilfield sewage filtration unit is, oilfield sewage enters filtration unit through water-in 16, and the stainless steel filtering net on washing drum cover 15 enters washing beck 6.Under the system pressure effect, the walnut shell filter material 5 of flowing through carries out coarse filtration, and the stainless steel filtering net that passes upper backup pad 19 carries out fine filtering to modified fibre ball filtering material 7.Filtering back sewage leaves filtration unit through stainless steel filtering net, the water outlet 21 of lower supporting plate 22 and carries out re-injection to the oil field.The rotation under transmission shaft 24 drives of washing beck 6 and blade increases the disturbance of oilfield sewage in the filtration unit, makes oil, water and suspended substance sharp separation.The greasy dirt of telling is regularly discharged from the oil discharge outlet at shell 20 tops, and dirts such as impurity are regularly discharged from sewage draining exit 4, and the timed interval of oil extraction and blowdown is determined according to the particular case of oilfield sewage.Filtration unit regularly carries out back flushing, after work for some time, stops water-in water inlet and water outlet 21 water outlets, start backwashing pump, backwashing water enters filtration unit through back flushing inlet 8 and carries out back flushing, and the water after the back flushing is discharged through sewage draining exit, washing beck 6 and blade counter-rotating during back flushing.The timed interval of back flushing is set according to the working condition of oilfield sewage.
Claims (7)
1. an oilfield sewage filtration unit comprises shell (20), washing beck (6), transmission shaft (24) and washing drum cover (15), and transmission shaft is connected with motor by belt pulley (14); Described washing beck is installed in the inside of shell by transmission shaft (24), described shell is provided with water-in (16), water outlet (21), back flushing inlet (8), oil discharge outlet (3) and sewage draining exit (4), it is characterized in that: described washing beck middle part is provided with upper backup pad (19) and lower supporting plate (22), described upper backup pad and lower supporting plate are equipped with the stainless steel filtering net, and described washing drum cover is equipped with the stainless steel filtering net; Described device is provided with walnut shell filtering material layer (5) and modified fiber ball filter material layer (7), and described walnut shell filtering material layer is positioned at the top of upper backup pad (19), and described modified fibre ball filtering material is positioned at the top of lower supporting plate (22).
2. oilfield sewage filtration unit according to claim 1, it is characterized in that: described filtration unit is provided with Bearning mechanism, described Bearning mechanism comprises bearing support (10), bearing (11) and step cover (12), described bearing support is installed in the upper and lower of shell (20), and described transmission shaft cooperates installation with bearing.
3. oilfield sewage filtration unit according to claim 1, it is characterized in that: described shell (20) seals by sealing element with transmission shaft (24), described sealing element comprises filling tube (2), lock packing (1) and packing gland (13), and described sealing element is positioned at the upper and lower of shell (20).
4. oilfield sewage filtration unit according to claim 1 is characterized in that: described filtration unit is provided with two groups of blades (23), and described blade is installed on the rotation axis (24), lays respectively at the top of upper backup pad and the top of lower supporting plate.
5. oilfield sewage filtration unit according to claim 1 is characterized in that: seal by gasket (17) and sealing-ring (18) between described shell (20) and the washing beck (6).
6. oilfield sewage filtration unit according to claim 1 is characterized in that: described upper backup pad (19) and lower supporting plate (22) are demountable structure, connect by bolt between described washing drum cover (15) and the washing beck (6).
7. oilfield sewage filtration unit according to claim 1 is characterized in that: described filtration unit is provided with washings and prepares equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091531 CN203095739U (en) | 2013-02-28 | 2013-02-28 | Oilfield sewage filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091531 CN203095739U (en) | 2013-02-28 | 2013-02-28 | Oilfield sewage filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203095739U true CN203095739U (en) | 2013-07-31 |
Family
ID=48847158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320091531 Expired - Fee Related CN203095739U (en) | 2013-02-28 | 2013-02-28 | Oilfield sewage filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203095739U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111104A (en) * | 2013-02-28 | 2013-05-22 | 孟兵川 | Oilfield wastewater filtering device |
| CN104291467A (en) * | 2014-09-29 | 2015-01-21 | 滁州友林科技发展有限公司 | Environment-friendly filter method for underground water |
| CN105668679A (en) * | 2015-04-13 | 2016-06-15 | 苗娥 | Domestic wastewater purifying device |
| CN109179881A (en) * | 2018-09-28 | 2019-01-11 | 广州亿骏科技有限公司 | A kind of mining filter device carrying out stable emissions water resource |
-
2013
- 2013-02-28 CN CN 201320091531 patent/CN203095739U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111104A (en) * | 2013-02-28 | 2013-05-22 | 孟兵川 | Oilfield wastewater filtering device |
| CN103111104B (en) * | 2013-02-28 | 2015-05-20 | 左立强 | Oilfield wastewater filtering device |
| CN104291467A (en) * | 2014-09-29 | 2015-01-21 | 滁州友林科技发展有限公司 | Environment-friendly filter method for underground water |
| CN104291467B (en) * | 2014-09-29 | 2015-12-30 | 滁州友林科技发展有限公司 | Underground water environmental protection filter method |
| CN105668679A (en) * | 2015-04-13 | 2016-06-15 | 苗娥 | Domestic wastewater purifying device |
| CN105668679B (en) * | 2015-04-13 | 2018-08-31 | 南京楚卿电子科技有限公司 | A kind of aparatus for purification of sewage in life |
| CN109179881A (en) * | 2018-09-28 | 2019-01-11 | 广州亿骏科技有限公司 | A kind of mining filter device carrying out stable emissions water resource |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20160228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |