CN207324225U - A kind of re-injection Water filtration structure - Google Patents
A kind of re-injection Water filtration structure Download PDFInfo
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- CN207324225U CN207324225U CN201721190091.5U CN201721190091U CN207324225U CN 207324225 U CN207324225 U CN 207324225U CN 201721190091 U CN201721190091 U CN 201721190091U CN 207324225 U CN207324225 U CN 207324225U
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- filtration barrel
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Abstract
The utility model discloses a kind of re-injection Water filtration structure, including filter assemblies and blowdown component, the filter assemblies include filter core, filtration barrel body and filtering pipe cap, and gland, the lower part of the filtration barrel body sets water inlet, the top of the filtration barrel body is provided with water outlet, the filter core is installed in filtration barrel body by filter cartridge seat, the filter cartridge seat is located at the top of filtration barrel body, pressing plate is provided with the top of the filter core, the filtration barrel body, filter pipe cap, filter core and pressing plate form the first cavity, the pressing plate, filter core, filter cartridge seat and gland form the second cavity, first cavity is communicated with water inlet, second cavity is communicated with water outlet.The utility model is simple in structure, can effectively reduce re-injection impurities in water, make reinjected water water quality be improved significantly, alleviate the pollution to oil reservoir, reduce production cost, improve oil recovery factor, meanwhile, fund input is few, quick, highly practical.
Description
Technical field
The utility model belongs to reinjected water filtration art, and in particular to a kind of re-injection Water filtration structure.
Background technology
At present, water flooding recovery is that domestic and international oil field uses most commonly used oil production method, and China major part oil field, which enters, opens
The middle and later periods of hair, sewage quantum of output constantly increase, and most of Sewage Disposal of crude oil gradually exposes source due to longtime running
Scarce capacity is managed, the problems such as water quality is unstable, injection pipe network seriously corroded after equipment corrosion aging, backward in technique, processing.Separately
Outside, oil-contaminated water of oil field is after sewage plant centralized processing, through pipeline long-distance sand transport to wellhead of water injection well, reinjection into reservoir, sewage
The bacterium amount reproduction in course of conveying, particularly sulfate reducing bacteria, its product S reacted2-Produced with Corrosive
Fe2+With reference to generation FeS, water body blackening is caused, suspended matter is significantly increased, scaling tendency enhancing, well head water quality deteriorate drastically,
It far can not meet the requirement of bottom reinjected water；Secondly as the secondary pollution of the reduction of temperature, bacteria breed and pipeline, rotten
Erosion aggravation, directly contribute oil reservoir channel blockage, water injection pressure constantly raises, and water filling well operations are frequent, reduce oil recovery factor,
Add cost for oil production；Finally, each elephant is in order to ensure the water quality of reinjected water, to sewage disposal system transformation and injection pipe network
The fund input, it is necessary to huge is updated, and the construction period is grown, and is not suitable for the demand of oil field development.Therefore, one is nowadays lacked
Kind is simple in structure, design is reasonable, convenient re-injection Water filtration structure is laid in installation, effective greasy dirt reduced in reinjected water, suspension
The impurity such as thing content, iron-holder, make reinjected water water quality be improved significantly, alleviate the pollution to oil reservoir, slow down water filling
The speed that pressure rises, water injection capacity is strengthened, and can slow down the corrosion and scaling trend of water filling pit shaft, is reduced and is produced into
This, improves oil recovery factor, meanwhile, fund input is few, quick, it is ensured that well head water quality reaching standard, meets water injection in low-permeability oilfield
The needs of exploitation.
Utility model content
The technical problem to be solved by the utility model is to for above-mentioned deficiency of the prior art, there is provided a kind of re-injection
Water filtration structure, its is simple in structure, and it is reasonable to design, and real-time is good, and it is convenient that installation is laid, effective greasy dirt reduced in reinjected water,
The impurity such as suspension content, iron-holder, make reinjected water water quality be improved significantly, alleviate the pollution to oil reservoir, slow down
The speed that water injection pressure rises, water injection capacity is strengthened, and can slow down the corrosion and scaling trend of water filling pit shaft, reduces production
Cost, improves oil recovery factor, meanwhile, fund input is few, quick, it is ensured that well head water quality reaching standard, meets that low permeability oil field is noted
The needs of water exploitation, it is highly practical.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of re-injection Water filtration structure, it is special
Sign is：Including filter assemblies and the blowdown component being arranged on the filter assemblies, the filter assemblies include filter core, set
Filtration barrel body outside filter core and the filtering pipe cap of filtration barrel body bottom is arranged on, and be arranged on above filtration barrel body and filter core
Gland, the vertical centerline of the vertical centerline of the filtration barrel body and filter core overlaps, and the lower part of the filtration barrel body is set
The water inlet of connection water inlet pipe is useful for, the top of the filtration barrel body is provided with the water outlet for connecting outlet pipe, described
Filter core is installed in filtration barrel body by filter cartridge seat, and the filter cartridge seat is located at the top of filtration barrel body, is set at the top of the filter core
Be equipped with pressing plate, the filtration barrel body, filtering pipe cap, filter core and pressing plate form the first cavity, the pressing plate, filter core, filter cartridge seat and
Gland forms the second cavity, and first cavity is communicated with water inlet, and second cavity is communicated with water outlet.
A kind of above-mentioned re-injection Water filtration structure, it is characterised in that：The blowdown component includes being installed on filtration barrel body
Blow-off pipe and the high-pressure and hydraulic ball valve that is arranged on the blow-off pipe, the blow-off pipe communicated with the first cavity.
A kind of above-mentioned re-injection Water filtration structure, it is characterised in that：The gland is fixedly connected by bolt with filter cartridge seat.
A kind of above-mentioned re-injection Water filtration structure, it is characterised in that：Hanging ring is provided with the gland.
A kind of above-mentioned re-injection Water filtration structure, it is characterised in that：The section that the filtering pipe cap is surrounded with filtration barrel body
For U-shaped.
A kind of above-mentioned re-injection Water filtration structure, it is characterised in that：The filter core includes strainer portion and is arranged on the filter
Flange portion at the top of wet end, the strainer portion and flange portion are integrally formed, and gasket is provided between the flange portion and filter cartridge seat.
A kind of above-mentioned re-injection Water filtration structure, it is characterised in that：The strainer portion is drum-shaped, and the strainer portion is more
Layer stainless steel wire mesh, the filter grain central diameter in the strainer portion are not less than 25 μm.
The utility model has the following advantages compared with prior art：
1st, the utility model is simple in structure, and design is reasonable, easy for assemble or unload.
2nd, the utility model is the structure applied to oil-field flooding terminal purifying water quality, and dismounting is convenient, which is connected to
At water injection well, the impurity such as greasy dirt, suspension content, iron-holder effectively in reduction reinjected water, obtains the water quality of reinjected water
It is obviously improved, alleviates the pollution to oil reservoir, slow down the speed of water injection pressure rising, water injection capacity is strengthened, and can be subtracted
The corrosion and scaling trend of slow injection well cylinder, reduces production cost, improves oil recovery factor.
3rd, the utility model realizes the filtering of reinjected water by setting filter assemblies, it is ensured that well head water quality reaching standard, avoids pair
Sewage disposal system is transformed and injection pipe network renewal so that fund input is few, quick, meets water injection in low-permeability oilfield exploitation
Need, it is highly practical.
4th, the utility model is by setting filtration barrel body, filtering pipe cap, filter core and pressing plate to form the first cavity, pressing plate, filter
Core, filter cartridge seat and gland form the second cavity, and reinjected water enters the first cavity by water inlet, and then reinjected water passes through filter core mistake
Filter, the reinjected water after filtering enter the second cavity, and the water filling import finally by water outlet discharge, is effectively reduced in reinjected water
Greasy dirt, suspension content, the impurity such as iron-holder, and by setting blowdown component, the impurity being filtered off is discharged, ensures filtering
Structure safe operation.
In conclusion the utility model is simple in structure, design is reasonable, install convenient, effective greasy dirt reduced in reinjected water,
The impurity such as suspension content, iron-holder, make reinjected water water quality be improved significantly, alleviate the pollution to oil reservoir, slow down
The speed that water injection pressure rises, water injection capacity is strengthened, and can slow down the corrosion and scaling trend of water filling pit shaft, reduces production
Cost, improves oil recovery factor, meanwhile, fund input is few, quick, it is ensured that well head water quality reaching standard, meets that low permeability oil field is noted
The needs of water exploitation, it is highly practical.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Description of reference numerals:
1-gasket；2-filter core；2-1-flange portion；
2-2-strainer portion；3-pressing plate；4-bolt；
5-hanging ring；6-gland；7-packing ring；
8-water outlet；9-filter cartridge seat；10-filtration barrel body；
11-water inlet；12-filtering pipe cap；13-blow-off pipe；
14-high-pressure and hydraulic ball valve；15-the first cavity；16-the second cavity.
Embodiment
As shown in Figure 1, the utility model includes filter assemblies and the blowdown component being arranged on the filter assemblies, it is described
Filter assemblies include filter core 2, the filtration barrel body 10 being arranged on outside filter core 2 and the filtering pipe cap for being arranged on 10 bottom of filtration barrel body
12, and be arranged on filtration barrel body 10 and the gland 6 of the top of filter core 2, the vertical centerline of the filtration barrel body 10 and filter core 2
Vertical centerline overlaps, and the lower part of the filtration barrel body 10 is provided with the water inlet 11 for connecting water inlet pipe, the cartridge filter
The top of body 10 is provided with the water outlet 8 for connecting outlet pipe, and the filter core 2 is installed on filtration barrel body 10 by filter cartridge seat 9
Interior, the filter cartridge seat 9 is located at the top of filtration barrel body 10, and the top of the filter core 2 is provided with pressing plate 3, the filtration barrel body 10,
Filter pipe cap 12, filter core 2 and pressing plate 3 and form the first cavity 15, the pressing plate 3, filter core 2, filter cartridge seat 9 and gland 6 form second
Cavity 16, first cavity 15 are communicated with water inlet 11, and second cavity 16 is communicated with water outlet 8.
In the present embodiment, the blowdown component includes the blow-off pipe 13 being installed on filtration barrel body 10 and is arranged on the row
High-pressure and hydraulic ball valve 14 on dirty pipe 13, the blow-off pipe 13 are communicated with the first cavity 15.
In the present embodiment, the gland 6 is fixedly connected by bolt 4 with filter cartridge seat 9.
In the present embodiment, hanging ring 5 is provided with the gland 6, easy to hook so that the filtration is vertically-mounted.
In the present embodiment, the section that the filtering pipe cap 12 is surrounded with filtration barrel body 10 is U-shaped.
In the present embodiment, the filter core 2 includes strainer portion 2-2 and the flange portion 2- being arranged at the top of the strainer portion 2-2
1, the strainer portion 2-2 and flange portion 2-1 are integrally formed, and gasket 1 is provided between the flange portion 2-1 and filter cartridge seat 9.
In the present embodiment, the strainer portion 2-2 is drum-shaped, and the strainer portion 2-2 is multilayer stainless steel wire mesh, described
The filter grain central diameter of strainer portion 2-2 is not less than 25 μm.
In the present embodiment, by setting 3 pressing plate 3 of pressing plate to press against flange portion 2-1, and by setting gasket 1, prevent into
The reinjected water entered in the first cavity 15 enters the second cavity 16 from the first cavity 15, ensures filter effect.
In the present embodiment, the pressing plate 3 is installed on flange portion 2-1 by screw, and the lateral wall and filter cartridge seat of pressing plate 3
9 medial surface is in close contact, so as to provide sealing force to flange portion 2-1.In actual installation process, by clockwise or counterclockwise
The screw is rotated, realizes the dismounting of pressing plate 3, and then realizes the dismounting of filter core 2.
In the present embodiment, the outer surface of the strainer portion 2-2, which is coated with, hates oil reservoir, does not allow the greasy dirt in reinjected water easy to stick
It is attached on strainer portion 2-2, easy to clean.
In the present embodiment, packing ring 7 is provided between gland 6 and filter cartridge seat 9, is sealed.
When the utility model is used, reinjected water enters in the first cavity 15 by water inlet 11, into the first cavity 15
Reinjected water the impurity such as greasy dirt, suspension content, iron-holder and water are separated by strainer portion 2-2, realize filtration, pass through
Reinjected water after strainer portion 2-2 filterings enters in the second cavity 16, subsequently into the reinjected water after the filtering in the second cavity 16
Discharged by water outlet 8 and enter water injection well；When the pressure difference between the first cavity 15 and the second cavity 16 0.4MPa~
Between 0.8MPa, and need to filtration barrel body 10 and strainer portion 2-2 cleaning (impurity that discharge filters out) when, pass through water inlet 11
Clear water is passed through, and high-pressure and hydraulic ball valve 14 is opened so as to which as clear water is discharged from blow-off pipe 13, impurity is reached the work of cleaning
With；When the pressure difference between the first cavity 15 and the second cavity 16 is not less than 0.8MPa, and need to filtration barrel body 10 and strainer portion
During 2-2 cleanings (impurity that discharge filters out), bolt 4 is removed, takes down gland 6, come loose pressing plate 3, filter core 2 is taken out, to cartridge filter
Body 10 and filter core 2 are rinsed respectively, and cleaning is convenient, and convenient later maintenance, it is ensured that the 2-2 regenerations of strainer portion, reduce into
This, the impurity such as greasy dirt in reinjected water, suspension content, iron-holder are effectively reduced by the net-filter assembly, make reinjected water
Water quality be improved significantly, alleviate the pollution to oil reservoir, slow down the speed of water injection pressure rising, water injection capacity increased
By force, and the corrosion and scaling trend of water filling pit shaft can be slowed down, reduces production cost, improve oil recovery factor, meanwhile, fund input
It is few, it is quick, it is ensured that well head water quality reaching standard, meets the needs of water injection in low-permeability oilfield exploitation, highly practical.
The above, is only the preferred embodiment of the utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (7)
- A kind of 1. re-injection Water filtration structure, it is characterised in that：Including filter assemblies and the blowdown being arranged on the filter assemblies Component, the filter assemblies include filter core (2), are arranged on the outer filtration barrel body (10) of filter core (2) and are arranged on filtration barrel body (10) the filtering pipe cap (12) of bottom, and it is arranged on the gland (6) above filtration barrel body (10) and filter core (2), the filtering The vertical centerline of cylinder (10) and the vertical centerline of filter core (2) overlap, and the lower part of the filtration barrel body (10) is provided with use In the water inlet (11) of connection water inlet pipe, the top of the filtration barrel body (10) is provided with the water outlet for connecting outlet pipe (8), the filter core (2) is installed in filtration barrel body (10) by filter cartridge seat (9), and the filter cartridge seat (9) is located at filtration barrel body (10) top, pressing plate (3), the filtration barrel body (10), filtering pipe cap (12), filter core are provided with the top of the filter core (2) (2) and pressing plate (3) forms the first cavity (15), and the pressing plate (3), filter core (2), filter cartridge seat (9) and gland (6) form the second chamber Body (16), first cavity (15) communicate with water inlet (11), and second cavity (16) communicates with water outlet (8).
- A kind of 2. re-injection Water filtration structure described in accordance with the claim 1, it is characterised in that：The blowdown component includes being installed on Blow-off pipe (13) on filtration barrel body (10) and the high-pressure and hydraulic ball valve (14) being arranged on the blow-off pipe (13), the blowdown Pipe (13) is communicated with the first cavity (15).
- 3. according to a kind of re-injection Water filtration structure described in claim 1 or 2, it is characterised in that：The gland (6) passes through bolt (4) it is fixedly connected with filter cartridge seat (9).
- 4. according to a kind of re-injection Water filtration structure described in claim 1 or 2, it is characterised in that：It is provided with the gland (6) Hanging ring (5).
- 5. according to a kind of re-injection Water filtration structure described in claim 1 or 2, it is characterised in that：It is described filtering pipe cap (12) with The section that filtration barrel body (10) surrounds is U-shaped.
- 6. according to a kind of re-injection Water filtration structure described in claim 1 or 2, it is characterised in that：The filter core (2) includes strainer Portion (2-2) and the flange portion (2-1) being arranged at the top of the strainer portion (2-2), the strainer portion (2-2) and flange portion (2-1) It is integrally formed, gasket (1) is provided between the flange portion (2-1) and filter cartridge seat (9).
- 7. according to a kind of re-injection Water filtration structure described in claim 6, it is characterised in that：The strainer portion (2-2) is drum Shape, the strainer portion (2-2) are multilayer stainless steel wire mesh, and the filter grain central diameter of the strainer portion (2-2) is not less than 25 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190091.5U CN207324225U (en) | 2017-09-14 | 2017-09-14 | A kind of re-injection Water filtration structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190091.5U CN207324225U (en) | 2017-09-14 | 2017-09-14 | A kind of re-injection Water filtration structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207324225U true CN207324225U (en) | 2018-05-08 |
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ID=62368819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721190091.5U Active CN207324225U (en) | 2017-09-14 | 2017-09-14 | A kind of re-injection Water filtration structure |
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| Country | Link |
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| CN (1) | CN207324225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI702980B (en) * | 2020-01-16 | 2020-09-01 | 臺灣塑膠工業股份有限公司 | Filter apparatus |
| CN112973246A (en) * | 2021-03-26 | 2021-06-18 | 重庆电力高等专科学校 | Penetrating fluid blowdown filter equipment |
-
2017
- 2017-09-14 CN CN201721190091.5U patent/CN207324225U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI702980B (en) * | 2020-01-16 | 2020-09-01 | 臺灣塑膠工業股份有限公司 | Filter apparatus |
| CN112973246A (en) * | 2021-03-26 | 2021-06-18 | 重庆电力高等专科学校 | Penetrating fluid blowdown filter equipment |
| CN112973246B (en) * | 2021-03-26 | 2022-08-05 | 重庆电力高等专科学校 | Leachate blowdown and filtering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Recycle water filtration structure Effective date of registration: 20190426 Granted publication date: 20180508 Pledgee: Bank of Xi'an, Limited by Share Ltd Textile City subbranch Pledgor: XI'AN DONGJING CRYSTAL CONTROL EQUIPMENT CO., LTD. Registration number: 2019610000080 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200424 Granted publication date: 20180508 Pledgee: Bank of Xi'an, Limited by Share Ltd Textile City subbranch Pledgor: XI'AN DONGJING CRYSTAL CONTROL EQUIPMENT Co.,Ltd. Registration number: 2019610000080 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Recycle water filtration structure Effective date of registration: 20200509 Granted publication date: 20180508 Pledgee: Bank of Xi'an, Limited by Share Ltd Textile City subbranch Pledgor: XI'AN DONGJING CRYSTAL CONTROL EQUIPMENT Co.,Ltd. Registration number: Y2020980002089 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210521 Granted publication date: 20180508 Pledgee: Bank of Xi'an Limited by Share Ltd. Textile City subbranch Pledgor: XI'AN DONGJING CRYSTAL CONTROL EQUIPMENT Co.,Ltd. Registration number: Y2020980002089 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A filter structure for reinjection water Effective date of registration: 20210708 Granted publication date: 20180508 Pledgee: Bank of Xi'an Limited by Share Ltd. Textile City subbranch Pledgor: XI'AN DONGJING CRYSTAL CONTROL EQUIPMENT Co.,Ltd. Registration number: Y2021610000178 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |