CN205419886U - Oil field sewage deironing is disinfected and is joined in marriage fluid reservoir - Google Patents
Oil field sewage deironing is disinfected and is joined in marriage fluid reservoir Download PDFInfo
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- CN205419886U CN205419886U CN201520990172.8U CN201520990172U CN205419886U CN 205419886 U CN205419886 U CN 205419886U CN 201520990172 U CN201520990172 U CN 201520990172U CN 205419886 U CN205419886 U CN 205419886U
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Abstract
The utility model provides an oil field sewage deironing is disinfected and is joined in marriage fluid reservoir should join in marriage the fluid reservoir and include: the jar body, draw -in groove, protection frame, agitator, oxygen pump and belt screen hole hose, wherein, the jar body is for uncovered, the protection erect in the internal portion of jar is used for supporting the agitator, the oxygen pump is located the outside of the jar body for to the internal oxygen containing gas that provides of jar, the exhaust end of oxygen pump passes a jar body to one end intercommunication with belt screen hole hose, a jar internal perisporium is located to the draw -in groove, is used for fixing belt screen hole hose, hose accessible whole draw -in grooves in belt screen hole are fixed in a jar internal perisporium, or only are fixed in a jar internal perisporium through partial draw -in groove. Should join in marriage the fluid reservoir and have simple and practical, low cost, safety ring protect, operation simple process, and low in labor strength, characteristics such as disinfect thoroughly, the effect is more showing do not need additionally to add germicide, have avoided the problem of sewage treatment agent with the polymer compatibleness.
Description
Technical field
This utility model belongs to disposing polluted water in oil technical field, is specifically related to a kind of oilfield sewage except ferrum sterilization Agitation Tank.
Background technology
In transfer drive, profile control, water blockoff, polymer flooding and chemical flooding work progress, from fresh-water-saving resource and the angle of environmental protection, typically directly use oilfield produced waste water prepared polymer.But oilfield sewage salinity is high, sulfate bacterial content high, Fe2+Content is high, when being used directly to prepared polymer, easily damages polymer molecule, makes polymer molecule severe curl, and by bacterial degradation, particularly Fe2+Oxidoreduction degraded, cause polymer solution viscosity the lowest, tertiary oil recovery deficiency in economic performance.For the problem solving to use oilfield sewage prepared polymer, it is necessary to first eliminate or suppress antibacterial in oilfield produced waste water, Fe2+Activity, thus improve the viscosity of polymer solution, reduce polymer concentration and tertiary oil recovery cost.
Disposing polluted water in oil technology mainly uses antibacterial at present, but requires that the inorganic agent added must be good with the compatibility of polymer, does not the most affect polymer molecular structure and solution viscosity.It is relatively big that this sewage treatmentmethod not only operates control difficulty, complex process, and cost is relatively big, and labor strength is big.Chinese patent CN203922896U " a kind of sewage is except ferrum sterilizing unit " provides a kind of simple oilfield sewage and removes ferrum sterilizing unit, but it is relatively low to be primarily present germicidal efficiency, and de-ferrous effect is undesirable.
Being necessary for this to study more has simple and practical, safety and environmental protection, with low cost, the simple sewage treatmentmethod of operating procedure, reduces sulfate antibacterial, Fe in oilfield sewage2+To depolymerization, improve tertiary oil recovery effect.
Utility model content
For solving the problems referred to above, the purpose of this utility model is to provide a kind of oilfield sewage except ferrum sterilization Agitation Tank, can realize removing ferrum sterilization processing for the exposure oxygen of oilfield sewage by this Agitation Tank, have the features such as simple and practical, with low cost.
For reaching above-mentioned purpose, this utility model provides a kind of oilfield sewage and removes ferrum sterilization Agitation Tank, and this Agitation Tank includes: tank body, draw-in groove, protective frame, agitator, oxygen pump and band sieve aperture flexible pipe；
Wherein,
Described tank body is uncovered；
Described protective frame is located at described tank interior, is used for supporting described agitator；
The outside of described tank body is located at by described oxygen pump, for providing oxygen-containing gas in tank body；The exhaust end of described oxygen pump passes tank body, and connects with one end of band sieve aperture flexible pipe；
Described draw-in groove is located at tank body internal perisporium, is used for fixing described band sieve aperture flexible pipe, and described band sieve aperture flexible pipe can be fixed on tank body internal perisporium by whole draw-in grooves, or only be fixed on tank body internal perisporium by part draw-in groove.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that the quantity of described draw-in groove is more than 4, more preferably more than 8.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that each draw-in groove is welded in the middle and lower part of tank body internal perisporium in horizontal distribution mode；It is further preferred that each draw-in groove is welded in the same level at tank base 10-20cm.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that each draw-in groove is welded in tank body internal perisporium in Spiral distribution mode.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that the direction when stringing trend of band sieve aperture flexible pipe stirs with agitator is consistent.That is, one end of the band sieve aperture flexible pipe for not being connected with oxygen pump, can be according to the mixing direction of agitator, and selection is to pass sequentially through draw-in groove clockwise or counterclockwise pass sequentially through draw-in groove；During in order to make duty, the gas flow in band sieve aperture flexible pipe is consistent with the mixing direction of agitator, can by arrange band sieve aperture flexible pipe move towards realize, it is also possible to by regulation agitator mixing direction realize.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that draw-in groove is with fixed form fixing band sieve aperture flexible pipe of boring a hole；At the draw-in groove at the two ends of band sieve aperture flexible pipe, separately fixed with steel wire rope.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that described agitator includes rotary shaft, motor and straight paddle.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that the sieve aperture on described band sieve aperture flexible pipe is circular.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that described tank base is provided with waste discharge mouth.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that be welded with protection steel mesh in described protective frame, protection steel mesh is provided with the opening for batch turning dosing.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that the outer wall of described tank body is provided with the hook for lifting operation.
At above-mentioned sewage except in ferrum sterilization Agitation Tank, it is preferable that described protective frame includes four crossbearers, supports described agitator with well word arrangement mode.
When the oilfield sewage using this utility model to provide is carried out except ferrum sterilization sewage disposal except ferrum sterilization Agitation Tank, first turn on oxygen pump, starting motor stirring, the bubble making band sieve aperture flexible pipe release is fully contacted with sewage, utilizes the oxygen in oxygen-containing gas to make Fe in sewage2+It is oxidized to Fe3+, form Fe (OH)3Precipitation reaches the purpose except ferrum, utilizes redox reaction simultaneously, kills the sulfate reducting bacteria in sewage, and principle is by the oxygen in air and its metabolite S2-React, reduce S2-Concentration, reduces S2-Corrosion to tank body, thus reduce Fe2+Generation, and then reduce Growth of Sulfate Reducing Bacteria enzyme activity, control its produce.In order to make sulfate bacterial content, Fe in sewage2+Content reduces as far as possible, can continue to carry out mixed liquor except ferrum sterilization processing during dosing.
The oilfield sewage that this utility model provides, except ferrum sterilization Agitation Tank, is provided simultaneously with except ferrum, sterilization and dosing function.Its may be used for oilfield oil well water plugging and profile controlling, transfer drive, polymer flooding, chemical flooding sewage except ferrum sterilization processing.And have simple and practical, with low cost, safety and environmental protection, features such as operating procedure is simple, and labor intensity is low, and sterilization is thoroughly, effect is more notable, it is not necessary to additionally add antibacterial, it is to avoid the sewage-treating agent problem with polymer compatibility.
Accompanying drawing explanation
Fig. 1 removes the generalized section of ferrum sterilization Agitation Tank for the oilfield sewage that embodiment 1 provides；
Main Reference label declaration:
1 tank body；2 hooks；3 draw-in grooves；4 protective frame；5 rotary shafts；6 motors；7 straight paddles；8 oxygen pumps；9 band sieve aperture flexible pipes；10 fluid distributing holes.
Detailed description of the invention
In order to technical characteristic of the present utility model, purpose and beneficial effect are more clearly understood from, existing the technical solution of the utility model is carried out described further below, but it is not intended that to of the present utility model can the restriction of practical range.
Embodiment
The present embodiment provides a kind of oilfield sewage except ferrum sterilization Agitation Tank (generalized section is as shown in Figure 1), and this Agitation Tank includes: tank body 1, hook 2, draw-in groove 3, protective frame 4, rotary shaft 5, motor 6, straight paddle 7, oxygen pump 8, band sieve aperture flexible pipe 9, fluid distributing hole 10；
Wherein,
Tank body 1 is square；
Protective frame 4 includes four crossbearers, is welded in tank body 1 inwall with well word arrangement mode, is provided with agitator and protection steel mesh in described protective frame 4, and described agitator includes rotary shaft 5, motor 6 and straight paddle 7；On described protection steel mesh, at the one of inner tank wall, it is provided with fluid distributing hole 10；
Being welded with 12 draw-in grooves 3 in tank body 1, each of tank body has 3 draw-in grooves respectively, and each draw-in groove is positioned in the same level at tank base 15cm；
The outside of described tank body is located at by oxygen pump 8, for providing air in tank body 1；The exhaust end of described oxygen pump 8 passes tank body, and connects with one end of band sieve aperture flexible pipe 9；
Band sieve aperture flexible pipe 9 sequentially passes through whole draw-in groove (when opening stirring, mixing direction is also clockwise) in the direction of the clock, is fixed in tank body internal perisporium；At the draw-in groove at the two ends of band sieve aperture flexible pipe, separately fixed with steel wire rope；
The two sides that the outer wall of tank body is relative is respectively welded 2 hooks 2 for lifting operation.
When extemporaneous preparation polymer solution, use above-mentioned oilfield sewage except ferrum sterilization Agitation Tank, can follow the steps below:
First turning on oxygen pump 8, start motor 6 and stir, the bubble making band sieve aperture flexible pipe 9 release is fully contacted with sewage, utilizes the oxygen in air to make Fe in sewage2+It is oxidized to Fe3+, form Fe (OH)3Precipitation reaches the purpose except ferrum, utilizes redox reaction simultaneously, kills the sulfate reducting bacteria in sewage, and principle is by the oxygen in air and its metabolite S2-React, reduce S2-Concentration, reduces S2-Corrosion to tank body, thus reduce Fe2+Generation, and then reduce Growth of Sulfate Reducing Bacteria enzyme activity, control its produce.
By the sewage quality testing result after processing is found: the sulfate reducting bacteria in on-the-spot return water is reduced to 22/mL, Fe from 324 original/mL2+Concentration is reduced to below 0.8mg/L, S from original 6.28mg/L2-Concentration is reduced to below 0.4mg/L from original 4.25mg/L, and indices has reached the requirement of Q/SH10201831-2007 gel rubber system dosing water standard, solves Fe in sewage2+、S2-Impact with sulfate reducting bacteria, it is ensured that the viscosity of polymer solution.
Claims (13)
1. an oilfield sewage is except ferrum sterilization Agitation Tank, it is characterised in that this Agitation Tank includes: tank body, draw-in groove, protective frame, agitator, oxygen pump and band sieve aperture flexible pipe；
Wherein,
Described tank body is uncovered；
Described protective frame is located at described tank interior, is used for supporting described agitator；
The outside of described tank body is located at by described oxygen pump, for providing oxygen-containing gas in tank body；The exhaust end of described oxygen pump passes tank body, and connects with one end of band sieve aperture flexible pipe；
Described draw-in groove is located at tank body internal perisporium, is used for fixing described band sieve aperture flexible pipe, and described band sieve aperture flexible pipe can be fixed on tank body internal perisporium by whole draw-in grooves, or only be fixed on tank body internal perisporium by part draw-in groove.
Agitation Tank the most according to claim 1, it is characterised in that the quantity of described draw-in groove is more than 4.
Agitation Tank the most according to claim 2, it is characterised in that the quantity of described draw-in groove is more than 8.
Agitation Tank the most according to claim 1 and 2, it is characterised in that each draw-in groove is welded in the middle and lower part of tank body internal perisporium in horizontal distribution mode.
Agitation Tank the most according to claim 4, it is characterised in that each draw-in groove is welded in the same level at tank base 10-20cm.
Agitation Tank the most according to claim 1 and 2, it is characterised in that each draw-in groove is welded in tank body internal perisporium in Spiral distribution mode.
Agitation Tank the most according to claim 1, it is characterised in that the direction when stringing trend of band sieve aperture flexible pipe stirs with agitator is consistent.
Agitation Tank the most according to claim 1, it is characterised in that draw-in groove is with fixed form fixing band sieve aperture flexible pipe of boring a hole.
Agitation Tank the most according to claim 8, it is characterised in that at the draw-in groove at the two ends of band sieve aperture flexible pipe, separately fixed with steel wire rope.
Agitation Tank the most according to claim 1, it is characterised in that described agitator includes rotary shaft, motor and straight paddle.
11. Agitation Tanks according to claim 1, it is characterised in that be welded with protection steel mesh in described protective frame, are provided with the opening for batch turning dosing on protection steel mesh.
12. Agitation Tanks according to claim 1, it is characterised in that the outer wall of described tank body is provided with the hook for lifting operation.
13. Agitation Tanks according to claim 1, it is characterised in that described protective frame includes four crossbearers, support described agitator with well word arrangement mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520990172.8U CN205419886U (en) | 2015-12-03 | 2015-12-03 | Oil field sewage deironing is disinfected and is joined in marriage fluid reservoir |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520990172.8U CN205419886U (en) | 2015-12-03 | 2015-12-03 | Oil field sewage deironing is disinfected and is joined in marriage fluid reservoir |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205419886U true CN205419886U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520990172.8U Active CN205419886U (en) | 2015-12-03 | 2015-12-03 | Oil field sewage deironing is disinfected and is joined in marriage fluid reservoir |
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| CN (1) | CN205419886U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105439275A (en) * | 2015-12-03 | 2016-03-30 | 中国石油天然气股份有限公司 | Deironing and sterilization liquid distributing tank for oilfield sewage |
| CN107688327A (en) * | 2017-07-28 | 2018-02-13 | 石河子开发区天业化工有限责任公司 | The control method of the key batch turning of Settling tanks one in polymerization |
-
2015
- 2015-12-03 CN CN201520990172.8U patent/CN205419886U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105439275A (en) * | 2015-12-03 | 2016-03-30 | 中国石油天然气股份有限公司 | Deironing and sterilization liquid distributing tank for oilfield sewage |
| CN105439275B (en) * | 2015-12-03 | 2018-06-01 | 中国石油天然气股份有限公司 | A kind of oilfield sewage sterilizes Agitation Tank except iron |
| CN107688327A (en) * | 2017-07-28 | 2018-02-13 | 石河子开发区天业化工有限责任公司 | The control method of the key batch turning of Settling tanks one in polymerization |
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