CN211813728U - Oil field produced liquid processing apparatus - Google Patents
Oil field produced liquid processing apparatus Download PDFInfo
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- CN211813728U CN211813728U CN201922251081.3U CN201922251081U CN211813728U CN 211813728 U CN211813728 U CN 211813728U CN 201922251081 U CN201922251081 U CN 201922251081U CN 211813728 U CN211813728 U CN 211813728U
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Abstract
The utility model discloses an oil field produced liquid treatment device, which comprises a sedimentation oil removal tank, wherein the other end of the sedimentation oil removal pipe is connected with a sewage treatment device through a pipeline, the sewage treatment device is connected with a fine filtration tank through a pipeline, a water inlet end and a demulsifier dosing tank are connected on the pipeline between the sedimentation oil removal tank, the utility model relates to the technical field of oil field produced liquid treatment, the device can realize the primary separation of oil and water through the addition of the sedimentation oil removal tank and the demulsifier, and discharge sludge, the sewage which follows up subsequently is added with a coagulant and a coagulant aid, micro suspended solids and oil can be integrated into large particles to float to the water surface to be secondarily treated by a sewage treatment device, and after being filtered by the fine filtration tank, the suspended solids and oil in the sewage are further removed, the multistage treatment and the treatment effect are enhanced, meanwhile, the fine filtration tank does not need backwashing, and the backwashing water is not needed, brings convenience to people.
Description
Technical Field
The utility model relates to an oil field extraction liquid handles technical field, specifically is an oil field extraction liquid processing apparatus.
Background
The oil field is the sum of oil and gas reservoirs in the same oil and gas production area under the control of a single geological structure or stratum factor, one oil and gas field can have one or more oil and gas reservoirs, the oil field is mainly an oil reservoir in the same area and is mainly called an oil field of the oil reservoir, and the gas field is mainly called a gas field of the gas reservoir.
Because of the differences of crude oil property, oil extraction method, geological conditions and the like, the water quality of the oil field produced liquid is different, the oil field produced liquid needs to be treated, and the utility model with the publication number of CN206204235U discloses a short-flow pre-separation water treatment device for the oil field produced liquid, which comprises more than one stage of oil-water separation cyclones which are connected in series, the middle outlet of the former stage of oil-water separation cyclone is connected with the inlet of the latter stage of oil-water separation cyclone, and the upper outlets of the oil-water separation cyclones are connected with an oil discharge pipeline; the device can be handled oil field produced liquid, however the device directly separates through the separator, and wherein small plankton and oil are difficult to thoroughly handle, and the treatment effect is unsatisfactory, and the waste water post treatment degree of difficulty is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an oil field extraction liquid processing apparatus, to the not enough of prior art, the utility model provides a current device extraction liquid treatment effect is not good problem has been solved.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an oil field extraction liquid processing apparatus, removes the oil tank including subsiding, it has the end of intaking to subside except that oil tank one end pipe connection, it removes oil pipe other end pipe connection and has sewage treatment plant to subside, sewage treatment plant pipe connection has the fine filtration jar, the pipe connection has a water outlet end on the fine filtration jar, intake the end with it adds the medicinal cupping to subside to be connected with the demulsifier on the pipeline between the oil tank, subside remove the oil tank with it adds the medicinal cupping and coagulant aid and adds the medicinal cupping to have connected gradually on the pipeline between the one-level multifunctional processor.
Preferably, the sewage treatment device comprises a primary multifunctional processor connected with the sedimentation oil removal tank through a pipeline, the primary multifunctional processor is connected with a secondary multifunctional processor through a pipeline, and the secondary multifunctional processor is connected with the fine filter tank through a pipeline.
Preferably, the primary multifunctional processor and the secondary multifunctional processor are sewage processors.
Preferably, the bottom of the sedimentation oil removing tank is connected with a sewage discharge device.
Preferably, the sewage treatment device is communicated with the sewage draining device.
Preferably, one end of the water inlet end is connected with a lift pump for introducing sewage.
Advantageous effects
The utility model provides an oil field extraction liquid processing apparatus, the following beneficial effect is possessed, the utility model discloses simple structure can realize profit preliminary separation through the joining of subsiding deoiling jar and demulsifier, and with mud discharge, the sewage that follow-up is under coagulant and coagulant aid's joining, small suspended solid and oil can become the large granule come-up to the surface of water and carry out secondary treatment through sewage treatment plant, filter the back through the essence jar again, further remove suspended solid and the oil in the sewage, the multilevel processing reinforcing treatment effect, the jar need not the backwash in the essence simultaneously, need not further handle backwash water, the use of giving people has brought conveniently.
Drawings
Fig. 1 is a schematic view of the structure flow of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an oilfield produced liquid treatment device comprises a sedimentation oil removal tank, wherein one end of the sedimentation oil removal tank is connected with a water inlet end through a pipeline, the other end of the sedimentation oil removal tank is connected with a sewage treatment device through a pipeline, the sewage treatment device is connected with a fine filtration tank through a pipeline, the fine filtration tank is connected with a water outlet end through a pipeline, a demulsifier dosing tank is connected on the pipeline between the water inlet end and the sedimentation oil removal tank, and a coagulant dosing tank and a coagulant aid dosing tank are sequentially connected on the pipeline between the sedimentation oil removal tank and a primary multifunctional processor; the sewage treatment device comprises a primary multifunctional processor connected with the sedimentation oil removal tank through a pipeline, the primary multifunctional processor is connected with a secondary multifunctional processor through a pipeline, and the secondary multifunctional processor is connected with the fine filter tank through a pipeline; the primary multifunctional processor and the secondary multifunctional processor are both sewage processors; the bottom of the sedimentation oil removing tank is connected with a sewage disposal device; the sewage treatment device is communicated with the sewage discharge device; one end of the water inlet end is connected with a lifting pump for introducing sewage.
The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.
Example (b): as shown in the combined figure 1, when sewage is treated, the sewage enters the sewage treatment system in sequence
Settling oil removing tank
And the sewage enters the sedimentation oil removal tank through the lifting pump, and the demulsifier is added before the sewage enters the sedimentation oil removal tank to separate the oil and water in the emulsified oil-water mixture. Meanwhile, according to the gravity settling principle, light suspended matters and dirty oil float to the water surface of the settling oil removal tank, the dirty oil is collected into the oil tank through an adjusting weir at the upper part of the settling oil removal tank, and the dirty oil is recycled and treated uniformly; impurities such as silt and sand entering the system along with the pump settle to the bottom of the tank and are discharged through a sewage discharge device. The sewage in the middle layer enters a first-stage air floatation machine for further treatment.
② first-level multifunctional processor
The sewage is treated by a settling oil removal tank to remove partial crude oil and impurities, then a coagulant and a coagulant aid are added, the sewage enters a primary multifunctional processor, and after micro suspended matters and oil in the sewage are aggregated into large particles under the action of the coagulant and the coagulant aid, the sewage floats to the water surface along with micro air bubbles of air floatation, and the suspended matters and the oil in the water are further removed. The large-particle silt sinks at the bottom and is discharged out of the system by a sewage discharge device.
Third level multifunctional processor
Sewage passes through the one-level multifunctional processor, gets into the second grade multifunctional processor after detaching most crude oil and impurity, and the second grade multifunctional processor belongs to high accuracy sewage treatment ware, can remove the tiny suspended solid and the oil of aquatic, makes quality of water obtain further improvement. The impurities deposited at the bottom are discharged out of the system by a sewage discharge device.
Tetra fine filtering tank
After passing through the secondary multifunctional processor, the sewage contains a small amount of micro suspended matters and oil, and after being filtered by the fine filtering tank, the suspended matters and the oil in the sewage are further removed. The filtering precision of the fine filtering tank can be selected according to the requirements of users. The fine filtration tank does not need backwashing, and further treatment of backwashing water is not needed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The oilfield produced liquid treatment device comprises a sedimentation oil removal tank and is characterized in that one end of the sedimentation oil removal tank is connected with a water inlet end through a pipeline, the other end of the sedimentation oil removal tank is connected with a sewage treatment device through a pipeline, the sewage treatment device is connected with a fine filtration tank through a pipeline, the fine filtration tank is connected with a water outlet end through a pipeline, and a demulsifier dosing tank is connected on a pipeline between the water inlet end and the sedimentation oil removal tank;
the sewage treatment device comprises a primary multifunctional processor connected with the sedimentation oil removal tank through a pipeline, the primary multifunctional processor is connected with a secondary multifunctional processor through a pipeline, and the secondary multifunctional processor is connected with the fine filter tank through a pipeline;
and a coagulant adding tank and a coagulant aid adding tank are sequentially connected to a pipeline between the sedimentation oil removal tank and the primary multifunctional processor.
2. The oilfield produced fluid treatment device of claim 1, wherein the primary and secondary multifunctional processors are sewage processors.
3. The oilfield produced fluid treatment device of claim 1, wherein a blowdown device is connected to the bottom of the settling deoiling tank.
4. The oilfield produced fluid treatment apparatus of claim 3, wherein the sewage treatment apparatus is in communication with the blowdown apparatus.
5. The oilfield produced fluid treatment device of claim 1, wherein one end of the water inlet end is connected with a lift pump for introducing sewage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251081.3U CN211813728U (en) | 2019-12-16 | 2019-12-16 | Oil field produced liquid processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251081.3U CN211813728U (en) | 2019-12-16 | 2019-12-16 | Oil field produced liquid processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211813728U true CN211813728U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922251081.3U Active CN211813728U (en) | 2019-12-16 | 2019-12-16 | Oil field produced liquid processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211813728U (en) |
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2019
- 2019-12-16 CN CN201922251081.3U patent/CN211813728U/en active Active
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