CN216273225U - Three combination devices of oil water purification are received in desilting - Google Patents

Three combination devices of oil water purification are received in desilting Download PDF

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Publication number
CN216273225U
CN216273225U CN202122330727.4U CN202122330727U CN216273225U CN 216273225 U CN216273225 U CN 216273225U CN 202122330727 U CN202122330727 U CN 202122330727U CN 216273225 U CN216273225 U CN 216273225U
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mud
tank
oil
pump
water
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CN202122330727.4U
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Chinese (zh)
Inventor
张瑾
张后继
魏军
刘广川
韩会生
王季
胡修顶
崔海涛
顾善飞
李明耀
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Shandong Hygiya Environmental Protection Equipment Co ltd
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Shandong Hygiya Environmental Protection Equipment Co ltd
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Abstract

The utility model discloses a three-combination device for removing mud, collecting oil and purifying water, which comprises a base, a centrifugal machine, a flushing pump, a mud pool, a stirrer, a sedimentation tank, a mud-oil-water separation tank, a lifting pump, a dosing pump, a medicament tank and a pipe network, wherein monomer equipment is arranged on the base and then connected into a combination body by the pipe network, wherein the dosing pump and the medicament tank can be arranged on the base and also can be arranged on the sedimentation tank or the mud pool; in addition, the device has low energy consumption, less chemical adding and good treatment effect, and effectively solves the problem of high-mud and high-oil sewage treatment of the sewage pool of the oil field.

Description

Three combination devices of oil water purification are received in desilting
Technical Field
The utility model relates to the technical field of oil field water treatment, in particular to a mud-removing, oil-collecting and water-purifying three-combination device.
Background
Along with the extension of the development time of the oil field, more and more dirt is accumulated in the treatment process of oil and water in the station, the treatment quality of the oil and the water is seriously influenced, and hidden dangers are brought to the safety production of the oil field. In order to eliminate hidden dangers, oil field is mostly treated by exchanging oil slurry at the bottom of a tank and oil slurry at the bottom of a tank, the problem of large amount and high treatment cost exists, the oil field is difficult to accept, and the oil field is classified as a difficult problem to be solved urgently by an oil field system.
To solve this problem and to make the oil field safe in production and increase the development benefit, a new oil-sludge-water separator, patent No. of chinese patent was selected: 201420624756.9, although the good oil-water separation effect of mud is seen in the field test, the problems of high water content, large amount and high treatment cost of mud are not solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a three-combination device for removing mud, collecting oil and purifying water so as to solve the technical problem.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a three-combination device for removing mud, collecting oil and purifying water comprises a centrifugal machine, a mud pump, a mud tank, a sedimentation tank, a mud oil-water separation tank, a lifting pump, a dosing pump, a medicament tank and a mud tank; the inlets of the two lifting pumps are respectively connected with a pump liquid inlet pipe valve in parallel, and the outlets of the lifting pumps are connected with a liquid inlet pipe port I of the mud oil-water separation tank through a tank liquid inlet pipe valve after being connected in parallel; a water discharge pipe opening of the mud oil-water separation tank is respectively connected with a liquid inlet pipe opening II of the four sedimentation tanks in parallel through a water discharge pipe manifold I; the mud discharging pipe orifice is connected with a second liquid inlet pipe orifice of the mud pit through a mud discharging pipe valve I, and is connected with a first water discharging pipe in parallel; the mud collecting pipe mouths of the four sedimentation tanks are connected in parallel and then are respectively connected with the inlets of the two mud pumps in parallel through mud collecting manifolds; the outlets of the two slurry pumps are connected in parallel and then are connected with a second liquid inlet pipe orifice of the slurry pool through a liquid inlet pipe valve; the mud collecting pipe orifice of the mud pit is connected with the inlets of the two mud pumps in parallel through a mud collecting pipe valve, and the outlets of the two mud pumps are connected with the inlet of the centrifugal machine through a mud discharging pipe valve II after being connected in parallel; the water outlet of the centrifuge returns to the sewage pool through a return pipe valve; the sludge is discharged from a sludge discharge port of the centrifuge into a sludge tank, and the four medicament tanks are correspondingly connected with inlets of the four medicament feeding pumps through medicament feeding pipe valves respectively; the outlets of the four dosing pumps are respectively connected with the four sedimentation tanks in parallel through dosing manifolds and are simultaneously connected with the mud tanks in parallel.
Preferably, the washing device further comprises a washing pump, a water inlet of the washing pump is connected with the second drainage pipe manifold of the sedimentation tank through a water inlet pipe manifold, and a water outlet of the washing pump is connected with the second sludge pipe valve through a water outlet pipe valve.
Preferably, the device also comprises a base, wherein the centrifugal machine, the flushing pump, the mud tank, the sedimentation tank, the separating tank, the lifting pump, the dosing pump, the medicament tank and the mud tank are respectively arranged on the base, and the dosing pump and the medicament tank are arranged on the sedimentation tank or the mud tank.
Preferably, an oil collecting pipe orifice of the mud oil-water separation tank is connected with an inlet of the oil collecting tank through an oil collecting pipe valve; the heat source inlet of the mud oil-water separation tank is connected with the outlet of the heat source device through a heat supply pipe valve; the heat source outlet is connected with the tank liquid inlet pipe valve through a heat supply return pipe valve and is connected with a heat source device return pipe valve in parallel.
Preferably, the water collecting pipe orifices of the sedimentation tank are connected in parallel and then are connected with the inlet of the drainage tank or the drainage pump through a second drainage manifold.
Preferably, the mud oil-water separation tank is a vertical round tank.
Preferably, the mud pit and the sedimentation tank are vertical circular ponds, and the centers of the pond surfaces are provided with stirrers.
Compared with the prior art, the utility model has the following advantages: the utility model is divided into bases to be processed, manufactured and molded in a factory, and is divided into bases to be hoisted and transported, and the bases are connected and combined by a pipe network on site, thereby greatly shortening the time for site installation, and the device has small volume and light weight and is convenient for site movement and use; in addition, the device has low energy consumption, less chemical adding and good treatment effect, and effectively solves the problem of high-mud and high-oil sewage treatment of the sewage pool of the oil field. The shrinkage rate of the slurry is high and is more than 90 percent; the oil content of the oil sludge is low, and the oil content of the oil sludge is less than 1 percent; the oil has high purity and contains no medicament and impurities, and the water content in the oil is less than 5 percent; the water quality after treatment is good, and the oil and suspended matters in the water are less than 10 mg/L.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a manifold diagram of the present invention;
FIG. 3 is an external view of the separator tank of the present invention;
FIG. 4 is a view showing the external shapes of a settling tank (a) and a slurry tank (b) according to the present invention;
FIG. 5 is a schematic view of a separation tank of the present invention;
FIG. 6 is a schematic view of a settling tank of the present invention;
FIG. 7 is a schematic view of a mud pit and mud pump of the present invention;
figure 8 is a schematic view of a canister of the present invention.
In the figure: 1. the system comprises a base, a centrifuge, a flushing pump, a sludge discharge pump, a sludge tank, a stirrer, a settling tank, a separation tank, a lifting pump, a dosing pump, a chemical feeding pump, a chemical tank, a sludge discharge pipe, a liquid inlet pipe, a heat source outlet, a heat source collecting pipe, an oil collecting pipe, a heat source inlet, a water discharge pipe, a liquid inlet pipe, a water collecting pipe, a sludge collecting pipe, a pump liquid inlet pipe valve, a sludge discharge pipe, a pump, a sludge discharge pipe, a pump, a sludge discharge pipe, a pump, 38. and a medicine supply pipe valve 39, a medicine feeding manifold.
Detailed Description
The utility model is explained in further detail below with reference to the figures and the specific embodiments.
As shown in fig. 1-8, a three-unit device for removing mud, collecting oil and purifying water comprises a centrifuge 2, a mud pump 4, a mud tank 5, a sedimentation tank 7, a mud oil-water separation tank 8, a lift pump 9, a dosing pump 10, a chemical tank 11 and a sludge tank 12; the inlets of the two lifting pumps 9 are respectively connected with a pump liquid inlet pipe valve 22 in parallel, and the outlets of the lifting pumps 9 are connected with a first liquid inlet pipe orifice 14 of the mud oil-water separation tank 8 through a tank liquid inlet pipe valve 23 after being connected in parallel; a water discharge pipe port 18 of the sludge oil-water separation tank 8 is respectively connected with a second liquid inlet pipe port 19 of the four sedimentation tanks 7 in parallel through a first water discharge manifold 24; the sludge discharge pipe orifice 13 is connected with a liquid inlet pipe orifice of the sludge pool 5 through a sludge discharge pipe valve I25 and is also connected with a drainage manifold I24 in parallel; the mud collecting pipe orifices 21 of the four sedimentation tanks 7 are connected in parallel and then are respectively connected with the inlets of the two mud pumps 4 in parallel through mud collecting manifolds 26; the outlets of the two mud pumps 4 are connected in parallel and then are connected with a second liquid inlet pipe opening 19 of the mud pit 5 through a liquid inlet pipe valve 27; a mud collecting pipe opening 21 of the mud pool 5 is connected with inlets of the two mud pumps 4 in parallel through a mud collecting pipe valve 28, and outlets of the two mud pumps 4 are connected with inlets of the centrifuge 2 through a mud discharging pipe valve II 29 after being connected in parallel; the water outlet of the centrifuge 2 returns to the sewage tank through a return pipe valve 30; the sludge discharge port of the centrifuge 2 discharges sludge into a sludge tank 12, and the four medicament tanks 11 are correspondingly connected with the inlets of the four medicament feeding pumps 10 through medicament supply pipe valves 38 respectively; the outlets of the four dosing pumps 10 are respectively connected in parallel with the four sedimentation tanks 7 through dosing manifolds 39 and are simultaneously connected in parallel with the mud tank 5.
In the embodiment, the device further comprises a flushing pump 3, a water inlet of the flushing pump 3 is connected with a second drainage manifold 34 of the sedimentation tank 7 through a water inlet manifold 35, and a water outlet of the flushing pump 3 is connected with a second mud pipe valve 29 through a flushing pipe valve 36.
In the embodiment, the device further comprises a base 1, wherein the centrifuge 2, the flushing pump 3, the mud pump 4, the mud tank 5, the sedimentation tank 7, the separation tank 8, the lifting pump 9, the dosing pump 10, the medicament tank 11 and the mud tank 12 are respectively installed on the base, and the dosing pump 10 and the medicament tank 11 are installed on the sedimentation tank 7 or the mud tank 5. An oil collecting pipe orifice 16 of the mud-oil-water separation 8 is connected with an inlet of an oil collecting tank (the oil collecting tank is not shown) through an oil collecting pipe valve 31; the heat source inlet 17 of the mud oil-water separation tank 8 is connected with the outlet of a heat source device (the heat source device is not shown) through a heat supply pipe valve 32; the heat source outlet 15 is connected to the tank inlet pipe valve 23 via a heat supply return pipe valve 33 and is connected in parallel to the heat source device return pipe valve. The water collecting pipe orifices 20 of the sedimentation tank 7 are connected in parallel and then connected with an inlet of a drainage tank or a drainage pump (the drainage tank or the drainage pump is not shown) through a second drainage manifold 34. The mud oil-water separation tank 8 is a vertical round tank. The mud pool 5 and the sedimentation pool 7 are vertical round pools, and the centers of the pool surfaces are provided with stirrers 6.
The working principle and the process of the utility model are as follows: high-mud high-oil sewage in a sewage pool in an oil and water treatment station of an oil field is lifted by a lifting pump 9 to enter a vortex cylinder in a mud-oil-water separation tank 8 for vortex rotation, heavy mud is transported outwards and downwards by centrifugal force generated by rotation and enters a mud pool 5 through a mud pipe valve I25, and meanwhile, the heavy mud is also connected in parallel to a drainage pipe manifold I24 to enter a sedimentation tank 7 so as to complete sewage and sludge removal. The light oil is further conveyed inwards and upwards by centrifugal force generated by rotation, the oil is coalesced towards the center and continuously conveyed upwards to enter a settling chamber so as to finish primary oil removal, when the water is conveyed to an outlet of the vortex cylinder, the water is conveyed outwards and then downwards to enter a micro-floating oil remover for secondary oil removal, the oil discharged by the secondary oil removal also upwards enters the settling chamber to be settled together with the oil discharged by the primary oil removal, and the settled oil is discharged from an oil collecting pipe orifice at the top of the separation tank and then enters an oil collecting tank through an oil collecting pipe valve 31 so as to finish oil collection. And the water after secondary oil removal continuously downwards enters the four sedimentation tanks 7 in sequence through the first drainage manifold 24 for dosing flocculation sedimentation. When in medicine adding, different medicines are respectively added into the medicine tanks, the medicines enter the medicine adding pump 10 through the medicine supplying pipe valve 38, and the medicines are respectively added into the sedimentation tank 7 and the mud pit 5 through the medicine adding manifold 39 after being pressurized by the medicine adding pump. The working states of the four pools are water outlet, sludge discharge, liquid inlet dosing and sedimentation which are performed alternately, and the settled water outlet enters the water collecting pool tank through the second drainage manifold 34 to complete the purification of water. In addition, the mud settled in the settling tank 7 enters the inlet of the mud pump 4 through the mud collecting manifold 26, is pressurized by the mud pump 4 and then is injected into the mud tank 5 through the liquid inlet pipe valve 27 for secondary dosing settlement, the thickened mud after the secondary dosing settlement returns to the inlet of the mud pump 4 through the mud collecting pipe valve 28, is pressurized by the mud pump 4 and then is injected into the centrifuge 2 through the mud pipe valve II 29, the sludge is concentrated by the centrifuge and is discharged into the mud tank 12, the water separated by the centrifuge flows back into the sewage tank through the return pipe valve 30, the flushing pump 3 is started to clean the centrifuge through the flushing pipe valve 36 after the mud concentration is finished, the cleaning water flows back into the sewage tank through the return pipe valve 30, and the residual water in the mud tank is discharged back into the sewage tank through the air discharge pipe valve 37 and the return pipe valve 30, so that the whole process of mud removal, oil collection and water purification is finished.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that variations, modifications, substitutions and alterations can be made in the embodiment without departing from the principles and spirit of the utility model.

Claims (7)

1. A three-combination device for removing mud, collecting oil and purifying water is characterized by comprising a centrifugal machine (2), a mud pump (4), a mud pool (5), a sedimentation tank (7), a mud oil-water separation tank (8), a lifting pump (9), a dosing pump (10), a medicament tank (11) and a sludge pool (12); inlets of the two lifting pumps (9) are respectively connected with a pump liquid inlet pipe valve (22) in parallel, and outlets of the lifting pumps (9) are connected with a liquid inlet pipe orifice I (14) of the mud oil-water separation tank (8) through a tank liquid inlet pipe valve (23) after being connected in parallel; a water discharge pipe opening (18) of the sludge oil-water separation tank (8) is respectively connected with liquid inlet pipe openings II (19) of the four sedimentation tanks (7) in parallel through a water discharge pipe manifold I (24); the sludge discharge pipe orifice (13) is connected with a liquid inlet pipe orifice II (19) of the sludge pool (5) through a sludge discharge pipe valve I (25), and is also connected with a drainage manifold I (24) in parallel; mud collecting pipe orifices (21) of the four sedimentation tanks (7) are connected in parallel and then are respectively connected with inlets of two mud pumps (4) in parallel through mud collecting manifolds (26); the outlets of the two mud pumps (4) are connected in parallel and then are connected with a second liquid inlet pipe orifice (19) of the mud pool (5) through a liquid inlet pipe valve (27); a mud collecting pipe opening (21) of the mud pool (5) is connected with inlets of the two mud pumps (4) in parallel through a mud collecting pipe valve (28), and outlets of the two mud pumps (4) are connected with inlets of the centrifuge (2) through a mud discharging pipe valve II (29) after being connected in parallel; the water outlet of the centrifuge (2) returns to the sewage pool through a return pipe valve (30); sludge is discharged from a sludge discharge port of the centrifugal machine (2) and enters a sludge tank (12), and the four medicament tanks (11) are correspondingly connected with inlets of the four medicament feeding pumps (10) through medicament supply pipe valves (38) respectively; the outlets of the four dosing pumps (10) are respectively connected with the four sedimentation tanks (7) in parallel through dosing manifolds (39) and are simultaneously connected with the mud tanks (5) in parallel.
2. The combined device of sludge removal, oil collection and water purification as claimed in claim 1, further comprising a flushing pump (3), wherein a water inlet of the flushing pump (3) is connected with a second drainage manifold (34) of the sedimentation basin (7) through a water inlet manifold (35), and a water outlet of the flushing pump (3) is connected with a second sludge pipe valve (29) through a flushing pipe valve (36).
3. The combined device of sludge removal, oil collection and water purification as claimed in claim 2, further comprising a base (1), wherein the centrifuge (2), the flushing pump (3), the mud pump (4), the mud tank (5), the sedimentation tank (7), the separation tank (8), the lifting pump (9), the dosing pump (10), the chemical tank (11) and the mud tank (12) are respectively mounted on the base (1), and wherein the dosing pump (10) and the chemical tank (11) are mounted on the sedimentation tank (7) or the mud tank (5).
4. The combined device of sludge removal, oil collection and water purification as claimed in claim 1, wherein the oil collection pipe orifice (16) of the sludge oil-water separation tank (8) is connected with the inlet of the oil collection tank through an oil collection pipe valve (31); a heat source inlet (17) of the mud oil-water separation tank (8) is connected with an outlet of a heat source device through a heat supply pipe valve (32); the heat source outlet (15) is connected with the tank liquid inlet pipe valve (23) through a heat supply return pipe valve (33) and is connected with a heat source device return pipe valve in parallel.
5. The combined device of claim 1, wherein the water collecting pipe orifices (20) of the sedimentation basin (7) are connected in parallel and then connected with the inlet of the drainage basin or the drainage pump through the second drainage manifold (34).
6. The combined device of sludge removal, oil collection and water purification as claimed in claim 1, wherein the sludge oil-water separation tank (8) is a vertical round tank.
7. The combined device of sludge removal, oil collection and water purification as claimed in claim 1, wherein the mud tank (5) and the sedimentation tank (7) are vertical circular tanks, and the center of the tank surface is provided with the stirrer (6).
CN202122330727.4U 2021-09-26 2021-09-26 Three combination devices of oil water purification are received in desilting Active CN216273225U (en)

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CN202122330727.4U CN216273225U (en) 2021-09-26 2021-09-26 Three combination devices of oil water purification are received in desilting

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CN202122330727.4U CN216273225U (en) 2021-09-26 2021-09-26 Three combination devices of oil water purification are received in desilting

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113735219A (en) * 2021-09-26 2021-12-03 山东海吉雅环保设备有限公司 Three combination devices of oil water purification are received in desilting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113735219A (en) * 2021-09-26 2021-12-03 山东海吉雅环保设备有限公司 Three combination devices of oil water purification are received in desilting

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