CN117800440B - Petroleum sewage treatment system and method - Google Patents
Petroleum sewage treatment system and method Download PDFInfo
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- CN117800440B CN117800440B CN202410225905.2A CN202410225905A CN117800440B CN 117800440 B CN117800440 B CN 117800440B CN 202410225905 A CN202410225905 A CN 202410225905A CN 117800440 B CN117800440 B CN 117800440B
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- 239000010865 sewage Substances 0.000 title claims abstract description 132
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000003208 petroleum Substances 0.000 title claims abstract description 22
- 230000009471 action Effects 0.000 claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims description 32
- 238000004140 cleaning Methods 0.000 claims description 17
- 238000011084 recovery Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 9
- 238000007790 scraping Methods 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 238000006124 Pilkington process Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Abstract
The invention discloses a petroleum sewage treatment system and a petroleum sewage treatment method, which relate to the field of sewage treatment, wherein a cylindrical first treatment cavity with openings at the upper end and the lower end is arranged at the upper end of a sewage treatment cavity, a first action ring is arranged on the side surface of the first treatment cavity, the inner ring of the first action ring is connected with the lower end of the first treatment cavity, the outer ring of the first action ring is contacted with the inner wall of the sewage treatment cavity, and the areas surrounded by the first action ring, the outer side surface of the first treatment cavity and the inner wall of the sewage treatment cavity are used for recovering upper-layer oil residues. The system can directly treat the upper oil residue when the upper oil residue is generated, the upper oil residue can be treated without waiting for the liquid level to reach the height of the liquid outlet at the uppermost end, and the upper oil residue can be rapidly treated during the generation of the upper oil residue, so that the sewage treatment efficiency is improved. Meanwhile, the sewage is not required to be accumulated, and the sewage purification quality can be effectively improved.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a petroleum sewage treatment system and a petroleum sewage treatment method.
Background
During oil exploitation and oil processing, oily sewage is produced.
The treatment of oily sewage mostly requires sedimentation of the oily sewage, and delamination occurs after a period of sedimentation; after separating the oil stain on the upper layer of oily sewage, the pollutant floats to the water surface by an electrolysis air float method or an air float method, and then is scraped from the water surface by a slag scraping device.
However, in the practical use process, the sedimentation method and the electrolytic air floatation method or the pollutants generated on the upper layer of the air floatation method need to be rapidly treated, but in the existing oily sewage treatment device, when the liquid level of the oily sewage reaches the height of an oil outlet, the greasy dirt on the upper layer of the oily sewage is discharged from the oil outlet or scraped under the action of slag scraping equipment, the pollutants cannot be rapidly and timely treated, potential safety hazards exist, and meanwhile, the treatment efficiency of the petroleum sewage is low, so that the long-term and efficient use is inconvenient.
Disclosure of Invention
The invention aims to provide a petroleum sewage treatment system and a petroleum sewage treatment method, which can be used for rapidly and conveniently recycling upper-layer oil residues on an upper layer when the liquid level of oily sewage does not reach the height of an oil outlet.
The purpose is realized by adopting the following technical scheme:
The utility model provides a petroleum sewage treatment system, includes the sewage treatment chamber, the upper end in sewage treatment chamber is provided with the cylindric first treatment chamber of both ends all open-ended about, the side in first treatment chamber is provided with first effect ring, the inner circle of first effect ring is connected with the lower extreme in first treatment chamber, the outer lane of first effect ring contacts with the inner wall in sewage treatment chamber, the region that first effect ring, the lateral surface in first treatment chamber and sewage treatment chamber inner wall enclose is used for retrieving upper oil residue. The first treatment cavity is connected with an adjusting mechanism, and the adjusting mechanism is used for adjusting the height of the first treatment cavity in the sewage treatment cavity. The contact part of the first action ring and the sewage treatment cavity is provided with a sealing ring.
When the upper oil residue is treated, the lower end of the first treatment cavity is contacted with the upper oil residue, the upper oil residue can enter the first treatment cavity through the lower end of the first treatment cavity, and then enters the first action ring, the outer side surface of the first treatment cavity and the area surrounded by the inner wall of the sewage treatment cavity through the upper end of the first treatment cavity. When the upper oil residue is taken out, the first treatment cavity drives the first action ring to move upwards, and as the outer ring of the first action ring is contacted with the inner wall of the sewage treatment cavity, the first treatment cavity and the first action ring move the first action ring, the outer side surface of the first treatment cavity and the upper oil residue in the area surrounded by the inner wall of the sewage treatment cavity upwards together until the outer ring of the first action ring is at the upper end of the sewage treatment cavity, and under the action of the inner wall of the sewage treatment cavity, the upper oil residue is discharged out of the sewage treatment cavity, so that the quick treatment of the upper oil residue at different positions is realized, and the sewage treatment efficiency is improved.
Compared with the existing system, the device can treat the upper-layer oil residue of sewage at any time in the treatment process, sewage does not need to be accumulated, and the upper-layer oil residue of sewage can be treated until the sewage reaches the height of the oil outlet, so that the device can improve the sewage treatment efficiency and quality, and can continuously treat the upper-layer oil residue in the production process, and improve the purification efficiency while improving the efficiency.
Further, the in-process that the first treatment chamber of this system was upwards removed, the upper oil residue in the region that the lateral surface of first effect ring, first treatment chamber and sewage treatment chamber inner wall enclose is easy to flow back into first treatment chamber through the upper end of first treatment chamber, influence recovery efficiency, therefore the side of the first treatment chamber of this system is provided with the second effect ring, the inner circle of second effect ring is connected with the upper end of first treatment chamber, the outer lane of second effect ring contacts with the inner wall of sewage treatment chamber, the region that first effect ring, second effect ring, the lateral surface of first treatment chamber and sewage treatment chamber inner wall enclose is used for retrieving upper oil residue. The second action ring and the first action ring clamp the upper oil residue between the inner wall of the sewage treatment cavity and the outer wall of the first treatment cavity, so that reflux is avoided.
On this basis, the side of first processing chamber is provided with at least one opening, and the side of first processing chamber is provided with at least one baffle, baffle and opening one-to-one are provided with slide mechanism on the baffle, slide mechanism can make the baffle slide on the side of first processing chamber, and the baffle opens or closes the opening through the slip, and upper oil residue gets into in the region that first effect ring, the lateral surface of first processing chamber and sewage treatment chamber inner wall enclose through the opening.
When the upper oil residue needs to enter, the opening is opened, the upper oil residue enters the first action ring, the outer side surface of the first treatment cavity and the area surrounded by the inner wall of the sewage treatment cavity through the opening of the inner wall of the first treatment cavity, the opening is closed, and the first treatment cavity moves upwards to bring the upper oil residue out of the sewage treatment cavity.
Preferably, the first processing cavity is provided with a lifting plate, the outer diameter of the lifting plate is the same as the inner diameter of the first processing cavity, the lifting plate is provided with a telescopic mechanism, and the telescopic mechanism drives the lifting plate to move up and down in the first processing cavity, so that the lifting plate is located at the lower end or inside the first processing cavity.
When the device is used, the lifting plate moves downwards to the junction of the upper-layer oil residue and water, then moves upwards to drive the upper-layer oil residue on the lifting plate to move upwards to the opening position together, and the upper-layer oil residue enters the first action ring, the outer side surface of the first treatment cavity and the area surrounded by the inner wall of the sewage treatment cavity through the opening, and the lifting plate is used for improving the recovery efficiency, so that the upper-layer oil residue can quickly enter the opening.
Meanwhile, a scraper is arranged on the lower end face of the first acting ring, and the scraper can slide on the first acting ring. The scraper blade is used for scraping the upper oil residue on the lower end face of the first action ring, and recovery efficiency is improved. Meanwhile, the lifting plate can scrape upper oil residues on the lifting plate in the process of telescopic movement of the first treatment cavity, so that the recovery efficiency is further improved.
Preferably, the adjusting mechanism comprises a supporting column, a telescopic rod is arranged on the supporting column, a connecting ring is arranged at the upper end of the telescopic rod, a connecting chain is arranged on the connecting ring, one end of the connecting chain is connected with the first processing cavity, the other end of the connecting chain is connected with a fixing piece, the fixing piece is fixedly connected with the supporting column, and the telescopic rod is used for adjusting the height of the connecting ring and the height of the first processing cavity in a telescopic mode.
Further, a petroleum sewage treatment method comprises the following steps:
Step 1, adjusting the height of a first treatment cavity in a sewage treatment cavity, enabling the lower end of the first treatment cavity to be in contact with upper oil residues, and enabling the upper oil residues to enter a region surrounded by a first action ring, the outer side surface of the first treatment cavity and the inner wall of the sewage treatment cavity through the inside of the first treatment cavity;
Step 2, adjusting the height of the first treatment cavity in the sewage treatment cavity, so that the lower end of the first action ring is positioned at the upper end of the sewage treatment cavity, and the upper oil residue is positioned outside the sewage treatment cavity;
and 3, repeating the step1 and the step 2, and cleaning the upper oil residues.
Preferably, the outer side of the sewage treatment cavity is sleeved with a recovery cavity, and the upper oil residue is positioned in the recovery cavity outside the sewage treatment cavity; when the first treatment cavity and the first action ring move the first action ring, the outer side surface of the first treatment cavity and the upper oil residue in the area surrounded by the inner wall of the sewage treatment cavity upwards together until the outer ring of the first action ring is arranged at the upper end of the sewage treatment cavity, under the action of no inner wall of the sewage treatment cavity, the upper oil residue is discharged out of the sewage treatment cavity and enters the recovery cavity. The sewage treatment cavity further comprises a cleaning mechanism, in the step 2, the height of the first treatment cavity in the sewage treatment cavity is adjusted, the lower end of the first action ring is in contact with the upper end of the sewage treatment cavity, the upper oil residue is located in the recovery cavity, the cleaning mechanism sprays cleaning water at the outer side surfaces of the first action ring and the first treatment cavity, and the cleaning water is located in the recovery cavity. After the outer side surface of the first treatment cavity and the first action ring are cleaned, the upper oil residue treatment is performed again, so that residues are avoided.
Compared with the prior art, the invention has the following advantages and beneficial effects:
According to the petroleum sewage treatment system and method, the upper-layer oil residue can be directly treated when the upper-layer oil residue is generated, the treatment can be performed without waiting for the liquid level to reach the uppermost liquid outlet height, the upper-layer oil residue is rapidly treated when generated, and the sewage treatment efficiency is improved. Meanwhile, the sewage is not required to be accumulated, and the sewage purification quality can be effectively improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings:
FIG. 1 is a schematic view of a first process chamber and a first action ring configuration;
FIG. 2 is a schematic view of a first process chamber and a first active ring and a second active ring configuration;
FIG. 3 is a schematic view of a baffle and gear plate structure with an opening closed;
FIG. 4 is a schematic view of a baffle and gear plate structure with an opening open;
FIG. 5 is a schematic view of the structure of the telescopic mechanism with the lifting plate moved downward;
FIG. 6 is a schematic view of the structure of the telescopic mechanism with the lifting plate moved upward;
FIG. 7 is a schematic view of an adjustment mechanism;
FIG. 8 is a schematic view of an adjusting mechanism when the telescopic rod is extended;
FIG. 9 is a schematic view of the structure of the lifting plate driving the upper layer of oil residue into the opening;
FIG. 10 is a schematic diagram of the positional relationship between a wastewater treatment chamber and a first treatment chamber.
In the drawings, the reference numerals and corresponding part names:
The device comprises a 1-sewage treatment cavity, a 2-first treatment cavity, a 3-first action ring, a 4-scraping plate, a 5-connecting plate, a 6-second telescopic rod, a 61-sliding groove, a 7-first telescopic rod, a 71-sliding block, an 8-lifting plate, a 9-second action ring, a 10-baffle, an 11-opening, a 12-gear plate, a 13-supporting column, a 14-connecting column, a 15-telescopic rod, a 16-connecting ring, a 17-fixing piece and an 18-connecting chain.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention.
Example 1
The system comprises a sewage treatment cavity 1, as shown in fig. 10, a cylindrical first treatment cavity 2 with both upper and lower ends open is arranged at the upper end of the sewage treatment cavity 1, an adjusting mechanism is connected to the first treatment cavity 2, and the adjusting mechanism is used for adjusting the height of the first treatment cavity 2 in the sewage treatment cavity 1. As shown in fig. 1, a first action ring 3 is arranged on the side surface of the first treatment cavity 2, the inner ring of the first action ring 3 is connected with the lower end of the first treatment cavity 2, the outer ring of the first action ring 3 is contacted with the inner wall of the sewage treatment cavity 1, and the area surrounded by the outer side surface of the first action ring 3 and the first treatment cavity 2 and the inner wall of the sewage treatment cavity 1 is used for recovering upper oil residues.
When the upper oil residue is treated, the lower end of the first treatment cavity is contacted with the upper oil residue, and in the process that the first treatment cavity moves up and down, the upper oil residue enters the first treatment cavity through the lower end of the first treatment cavity, and then enters the first action ring 3, the outer side surface of the first treatment cavity 2 and the area surrounded by the inner wall of the sewage treatment cavity 1 through the upper end of the first treatment cavity.
When the upper oil residue is taken out, the first treatment cavity drives the first action ring to move upwards, and a sealing ring is arranged at the contact part of the first action ring 3 and the sewage treatment cavity 1. The first treatment cavity and the first action ring move the first action ring 3, the outer side surface of the first treatment cavity 2 and the upper oil residue in the area surrounded by the inner wall of the sewage treatment cavity 1 upwards together, and when the outer ring of the first action ring is arranged at the upper end of the sewage treatment cavity, the upper oil residue is discharged out of the sewage treatment cavity under the action of no inner wall of the sewage treatment cavity.
Example 2
In the above embodiment, as shown in fig. 2, the side surface of the first treatment chamber 2 is provided with the second action ring 9, the inner ring of the second action ring 9 is connected with the upper end of the first treatment chamber 2, the outer ring of the second action ring 9 contacts with the inner wall of the sewage treatment chamber 1, and the area surrounded by the first action ring 3, the second action ring 9, the outer side surface of the first treatment chamber 2 and the inner wall of the sewage treatment chamber 1 is used for recovering the upper oil residue.
The side of first processing chamber 2 is provided with two openings 11, and the side of first processing chamber 2 is provided with two baffles 10, baffle 10 and opening 11 one-to-one are provided with slide mechanism on the baffle 10, slide mechanism can make baffle 10 slide on the side of first processing chamber 2, and baffle 10 opens or closes opening 11 through the slip, and upper oil residue gets into in the region that first effect ring 3, the lateral surface of first processing chamber 2 and sewage treatment chamber 1 inner wall enclose through opening 11.
In some embodiments, the lower end face of the first active ring 3 is provided with scrapers 4, which scrapers 4 are slidable on the first active ring 3.
In some embodiments, the sliding mechanism includes gear plates 12 corresponding to the baffles 10 one by one, and the baffles 10 are provided with gear strips, and the gear plates 12 are meshed with the corresponding gear strips. When the opening is closed, as shown in fig. 3, and when it is desired to open the opening, the gear plate 12 is moved to slide the baffle plate 10 over the side of the first process chamber, as shown in fig. 4, the opening is opened.
In treating the upper sludge, the gear plate 12 is first moved and the opening is opened.
And then the lower end of the first treatment cavity is contacted with the upper oil residue, and in the process of moving the first treatment cavity up and down, the upper oil residue enters the first treatment cavity through the lower end of the first treatment cavity and enters the area surrounded by the first action ring 3, the second action ring 9, the outer side surface of the first treatment cavity 2 and the inner wall of the sewage treatment cavity 1 through the opening.
And adjusting the first treatment cavity to move upwards, wherein the first treatment cavity and the first action ring move upwards together the first action ring 3, the second action ring 9, the outer side surface of the first treatment cavity 2 and the upper oil residue in the area surrounded by the inner wall of the sewage treatment cavity 1, and when the outer ring of the first action ring is arranged at the upper end of the sewage treatment cavity, under the action of no inner wall of the sewage treatment cavity, the upper oil residue is discharged out of the sewage treatment cavity.
Example 3
On the basis of the embodiment, the lifting plate 8 is arranged on the first processing cavity 2, the outer diameter of the lifting plate 8 is the same as the inner diameter of the first processing cavity 2, and a telescopic mechanism is arranged on the lifting plate 8 and drives the lifting plate 8 to move up and down in the first processing cavity 2, so that the lifting plate 8 is positioned at the lower end or inside the first processing cavity 2. The telescopic machanism includes first telescopic link 7 and second telescopic link 6, and first telescopic link 7 suit is in second telescopic link 6, and second telescopic link 6 is connected with first processing chamber 2, and the lower extreme of first telescopic link 7 is connected with lifting plate 8, and the side of second telescopic link 6 is provided with spout 61, is provided with slider 71 on the first telescopic link 7, and slider 71 is located spout 61. A spring is arranged between the lower end of the second telescopic rod 6 and the lifting plate 8, a connecting plate 5 is arranged on the first processing cavity 2, and the second telescopic rod 6 is connected with the connecting plate 5.
When the lifting plate 8 moves downward as shown in fig. 5, the slider 71 is located at the lower end of the slide groove 61, the spring is elongated, and when the lifting plate moves upward as shown in fig. 6, the lifting plate rotates, and the slider 71 is located at the upper end of the slide groove 61, and the spring is compressed.
In some embodiments, as shown in fig. 7, the adjusting mechanism includes a support column 13, a telescopic rod 15 is disposed on the support column 13, a connecting ring 16 is disposed at an upper end of the telescopic rod 15, a connecting chain 18 is disposed on the connecting ring 16, one end of the connecting chain 18 is connected with the first processing chamber 2, the other end of the connecting chain 18 is connected with a fixing piece 17, the fixing piece 17 is fixedly connected with the support column 13, and the telescopic rod 15 adjusts the heights of the connecting ring 16 and the first processing chamber 2 through telescopic. One end of the telescopic rod 15 is connected in the connecting column 14, and the connecting column 14 is connected with the supporting column 13.
When in use, the two support columns are positioned outside the sewage treatment cavity 1, the telescopic rod 15 is extended, the fixing piece 17 is fixed as shown in fig. 8, the connecting ring is lifted, and the connecting chain drives the first treatment cavity 2 to move upwards.
The telescopic rod 15 is adjusted to enable the lower end of the first treatment cavity to be in contact with the upper oil residue, and the upper oil residue enters the first treatment cavity through the lower end of the first treatment cavity in the process of moving up and down, and enters the first action ring 3, the second action ring 9, the outer side surface of the first treatment cavity 2 and the area surrounded by the inner wall of the sewage treatment cavity 1 through the opening.
The second telescopic rod 6 is adjusted to enable the lifting plate 8 to move up and down, and as shown in fig. 9, the lifting plate drives the upper oil residues to enter the opening.
And adjusting the first treatment cavity to move upwards, wherein the first treatment cavity and the first action ring move upwards together the first action ring 3, the second action ring 9, the outer side surface of the first treatment cavity 2 and the upper oil residue in the area surrounded by the inner wall of the sewage treatment cavity 1, and when the outer ring of the first action ring is arranged at the upper end of the sewage treatment cavity, under the action of no inner wall of the sewage treatment cavity, the upper oil residue is discharged out of the sewage treatment cavity.
Example 4
On the basis of the embodiment, the petroleum sewage treatment method comprises the following steps:
Step 1, adjusting the height of a first treatment cavity 2 in a sewage treatment cavity 1, enabling the lower end of the first treatment cavity 2 to be in contact with upper oil residues, and enabling the upper oil residues to enter a region surrounded by a first action ring 3, the outer side surface of the first treatment cavity 2 and the inner wall of the sewage treatment cavity 1 through an opening of the first treatment cavity 2;
step 2, regulating a scraper 4 on the lower end surface of the first action ring 3, sliding the scraper 4 on the first action ring 3, and scraping oil residues on the lower end surface of the first action ring;
step 3, adjusting the second telescopic rod 6 to enable the lifting plate 8 to move up and down, and enabling the lifting plate to drive upper-layer oil residues to enter the opening;
Step4, a recovery cavity is sleeved outside the sewage treatment cavity 1, the sewage treatment cavity further comprises a cleaning mechanism, the height of the first treatment cavity 2 in the sewage treatment cavity 1 is adjusted, the lower end of the first action ring 3 is positioned at the upper end of the sewage treatment cavity 1, upper-layer oil residues are positioned in the recovery cavity, the cleaning mechanism sprays cleaning water at the outer side surfaces of the first action ring 3 and the first treatment cavity 2, and the cleaning water is positioned in the recovery cavity;
and 5, repeating the steps 1-4 until the upper oil residue in the sewage treatment cavity is cleaned.
Wherein, the cleaning mechanism is a plurality of water spray heads, and the cleaning mechanism can directly spray water for cleaning.
The inner ring and the outer ring of the first acting ring can be on the same plane or not, and when the inner ring and the outer ring of the first acting ring are not on the same plane, the inner ring of the first acting ring is above the outer ring.
The use of "first," "second," "third," etc. herein is for clarity of description only and is not intended to limit any order or emphasize importance, etc. to distinguish between corresponding components. In addition, the term "coupled" as used herein may be directly coupled or indirectly coupled via other components, unless otherwise indicated.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. The petroleum sewage treatment system comprises a sewage treatment cavity (1), and is characterized in that a cylindrical first treatment cavity (2) with openings at the upper end and the lower end of the sewage treatment cavity (1) is arranged at the upper end, a first action ring (3) is arranged on the side surface of the first treatment cavity (2), the inner ring of the first action ring (3) is connected with the lower end of the first treatment cavity (2), the outer ring of the first action ring (3) is contacted with the inner wall of the sewage treatment cavity (1), and the first action ring (3), the outer side surface of the first treatment cavity (2) and the area surrounded by the inner wall of the sewage treatment cavity (1) are used for recycling upper-layer oil residues; the side of first processing chamber (2) is provided with at least one opening (11), and the side of first processing chamber (2) is provided with at least one baffle (10), baffle (10) and opening (11) one-to-one are provided with slide mechanism on baffle (10), slide mechanism can make baffle (10) slide on the side of first processing chamber (2), and baffle (10) open or close opening (11) through the slip, and upper oil sludge passes through opening (11) and gets into in the region that first effect ring (3), the lateral surface of first processing chamber (2) and sewage treatment chamber (1) inner wall enclose.
2. The petroleum sewage treatment system according to claim 1, wherein a second action ring (9) is arranged on the side face of the first treatment cavity (2), the inner ring of the second action ring (9) is connected with the upper end of the first treatment cavity (2), the outer ring of the second action ring (9) is in contact with the inner wall of the sewage treatment cavity (1), and the areas surrounded by the outer side face of the first action ring (3), the second action ring (9), the first treatment cavity (2) and the inner wall of the sewage treatment cavity (1) are used for recycling upper oil residues.
3. A petroleum sewage treatment system according to claim 1, wherein the first treatment chamber (2) is connected with an adjusting mechanism for adjusting the height of the first treatment chamber (2) in the sewage treatment chamber (1).
4. The petroleum sewage treatment system according to claim 1, wherein a lifting plate (8) is arranged on the first treatment cavity (2), the outer diameter of the lifting plate (8) is the same as the inner diameter of the first treatment cavity (2), a telescopic mechanism is arranged on the lifting plate (8), and the telescopic mechanism drives the lifting plate (8) to move up and down in the first treatment cavity (2), so that the lifting plate (8) is positioned at the lower end or inside the first treatment cavity (2).
5. A petroleum sewage treatment system according to claim 1, characterised in that the contact of the first active ring (3) with the sewage treatment chamber (1) is provided with a sealing ring.
6. A petroleum sewage treatment system according to claim 3, characterised in that the adjusting mechanism comprises a supporting column (13), a telescopic rod (15) is arranged on the supporting column (13), a connecting ring (16) is arranged at the upper end of the telescopic rod (15), a connecting chain (18) is arranged on the connecting ring (16), one end of the connecting chain (18) is connected with the first treatment cavity (2), the other end of the connecting chain (18) is connected with a fixing piece (17), the fixing piece (17) is fixedly connected with the supporting column (13), and the telescopic rod (15) adjusts the heights of the connecting ring (16) and the first treatment cavity (2) through telescopic.
7. A petroleum sewage treatment system according to claim 1, characterised in that the lower end face of the first active ring (3) is provided with scrapers (4), said scrapers (4) being slidable on the first active ring (3).
8. A method of treating petroleum wastewater comprising the treatment system of any one of claims 1-7, the method comprising the steps of:
Step 1, adjusting the height of a first treatment cavity (2) in a sewage treatment cavity (1), enabling the lower end of the first treatment cavity (2) to be in contact with upper oil residues, and enabling the upper oil residues to enter a region surrounded by a first action ring (3), the outer side surface of the first treatment cavity (2) and the inner wall of the sewage treatment cavity (1) through the inside of the first treatment cavity (2);
Step 2, adjusting the height of the first treatment cavity (2) in the sewage treatment cavity (1) to enable the lower end of the first action ring (3) to be positioned at the upper end of the sewage treatment cavity (1), and enabling upper-layer oil residues to be positioned outside the sewage treatment cavity (1);
and 3, repeating the step1 and the step 2, and cleaning the upper oil residues.
9. The petroleum sewage treatment method according to claim 8, wherein the outer side of the sewage treatment cavity (1) is sleeved with a recovery cavity, and the upper oil residue is positioned in the recovery cavity outside the sewage treatment cavity (1); the sewage treatment cavity (1) further comprises a cleaning mechanism, in the step 2, the height of the first treatment cavity (2) in the sewage treatment cavity (1) is adjusted, the lower end of the first action ring (3) is contacted with the upper end of the sewage treatment cavity (1), the upper oil residue is located in the recovery cavity, the cleaning mechanism sprays cleaning water at the outer side surfaces of the first action ring (3) and the first treatment cavity (2), and the cleaning water is located in the recovery cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410225905.2A CN117800440B (en) | 2024-02-29 | 2024-02-29 | Petroleum sewage treatment system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410225905.2A CN117800440B (en) | 2024-02-29 | 2024-02-29 | Petroleum sewage treatment system and method |
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| Publication Number | Publication Date |
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| CN117800440A CN117800440A (en) | 2024-04-02 |
| CN117800440B true CN117800440B (en) | 2024-05-14 |
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