CN221522359U - Oil removal device for petroleum sewage treatment - Google Patents
Oil removal device for petroleum sewage treatment Download PDFInfo
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- CN221522359U CN221522359U CN202421250503.XU CN202421250503U CN221522359U CN 221522359 U CN221522359 U CN 221522359U CN 202421250503 U CN202421250503 U CN 202421250503U CN 221522359 U CN221522359 U CN 221522359U
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- oil
- tank
- sewage
- anaerobic
- plate
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- 239000010865 sewage Substances 0.000 title claims abstract description 79
- 239000003208 petroleum Substances 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 16
- 241001233242 Lontra Species 0.000 claims abstract description 6
- 239000000725 suspension Substances 0.000 claims abstract description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000012535 impurity Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 208000034699 Vitreous floaters Diseases 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000012629 purifying agent Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model relates to the technical field of sewage treatment, and provides an oil separation device for petroleum sewage treatment, which comprises the following components: the bottom of the primary filter tank is fixedly provided with a water inlet pipe, and the inner wall of the primary filter tank is fixedly provided with a round hole grating plate; the top of the oil separation tank is communicated with the top of the primary filter tank, and a corrugated plate oil-water separator is fixedly arranged in the oil separation tank; the oil storage tank is fixedly provided with an oil filter plate on the inner wall thereof, and the bottom of the oil storage tank is fixedly provided with an oil outlet pipe; the first end of the oil collecting pipe is communicated with the top of the oil separating tank, and the second end of the oil collecting pipe is communicated with the top of the oil storing tank; the sewage anaerobic tank, the bottom of sewage anaerobic tank and the bottom of oil removal pond are through water hole intercommunication, and the top fixed mounting in sewage anaerobic tank has the outlet pipe, is provided with anaerobic suspension filler and first interception otter board in the sewage anaerobic tank, and first interception otter board is located the top of anaerobic suspension filler, and is connected with the inner wall in sewage anaerobic tank.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to an oil separation device for petroleum sewage treatment.
Background
Oil can produce oily sewage in the processing process, and the oily sewage needs to be treated by a special oil sewage treatment device. However, most of the existing petroleum sewage treatment devices are directly discharged after simply mixing the petroleum sewage with the purifying agent, so that the subsequent treatment difficulty of the petroleum sewage is increased, and the existing oil separation tanks are mostly advection-type, so that the occupied area is large and the treatment efficiency is low.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model aims to provide the oil separation device for petroleum sewage treatment, which can further treat petroleum sewage, and has small occupied area and high treatment efficiency.
In order to achieve the above object, the present utility model is realized by the following technical scheme: an oil removal device for petroleum sewage treatment, comprising:
The filter comprises a primary filter, wherein a water inlet pipe is fixedly arranged at the bottom of the primary filter, and a round hole grating plate is fixedly arranged on the inner wall of the primary filter;
The top of the oil separation tank is communicated with the top of the primary filter tank, and a corrugated plate oil-water separator is fixedly arranged in the oil separation tank;
An oil filter plate is fixedly arranged on the inner wall of the oil storage tank, and an oil outlet pipe is fixedly arranged at the bottom of the oil storage tank;
The first end of the oil collecting pipe is communicated with the top of the oil separation tank, and the second end of the oil collecting pipe is communicated with the top of the oil storage tank;
The sewage anaerobic tank, the bottom in sewage anaerobic tank with the bottom in oil removal pond is through water hole intercommunication, the top fixed mounting in sewage anaerobic tank has the outlet pipe, be provided with anaerobic suspension filler and first interception otter board in the sewage anaerobic tank, first interception otter board is located the top of anaerobic suspension filler, and with the inner wall connection in sewage anaerobic tank.
Further, the number of the round hole grating plates is three, the three round hole grating plates are longitudinally arranged at intervals, and the aperture of the three round hole grating plates is gradually reduced from bottom to top.
Further, the corrugated plate oil-water separator is obliquely arranged, and an acute angle formed between the corrugated plate oil-water separator and the horizontal plane is not less than 60 degrees.
Further, the corrugated plate oil-water separator has a plate spacing of 30mm.
Further, the first interception net plate is detachably connected with the inner wall of the sewage anaerobic tank.
Further, a water outlet weir plate is fixedly arranged on the inner wall of the sewage anaerobic tank, and the water outlet weir plate is positioned between the water outlet pipe and the first interception screen plate.
Further, a second interception screen plate is arranged at the water passing hole and fixedly connected with the sewage anaerobic tank.
Further, the water inlet pipe is provided with a first gate valve, the water outlet pipe is provided with a second gate valve, and the oil outlet pipe is provided with a third gate valve.
The utility model has the beneficial effects that: the oil separation device for petroleum sewage treatment provided by the utility model effectively realizes the water-oil separation, on one hand, the sewage is subjected to anaerobic treatment independently, the biodegradability is increased, and the subsequent sewage recycling treatment is facilitated; on the other hand, the impurity in the petroleum is pretreated, so that the difficulty of subsequent treatment is reduced. The whole device has compact structure, small occupied area and high treatment efficiency.
Drawings
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1 along the direction B-B;
fig. 3 is a schematic cross-sectional view of fig. 1 along A-A.
Reference numerals: 10-primary filter, 11-water inlet pipe, 12-round hole grating plate, 13-first gate valve, 20-oil separation tank, 21-corrugated plate oil-water separator, 30-oil storage tank, 31-oil filter plate, 32-oil outlet pipe, 33-third gate valve, 40-oil collecting pipe, 50-sewage anaerobic tank, 51-water outlet pipe, 52-anaerobic suspended filler, 53-first interception screen, 54-water outlet weir plate, 55-second interception screen and 56-second gate valve.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "horizontal," "top," "bottom," "upper," "lower," "inner" and "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify 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 present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. In the description of the present utility model, the meaning of "plurality" is two or more unless specifically defined otherwise.
As shown in fig. 1 to 3, the present utility model provides an oil separation device for petroleum sewage treatment, comprising a primary filter tank 10, an oil separation tank 20, an oil storage tank 30, an oil collecting pipe 40 and a sewage anaerobic tank 50.
The bottom of the primary filter tank 10 is fixedly provided with a water inlet pipe 11, a first end of the water inlet pipe 11 is communicated with the interior of the primary filter tank 10, and a second end of the water inlet pipe 11 is communicated with a petroleum sewage outlet. The inner wall of the primary filter tank 10 is fixedly provided with a round hole grating plate 12.
The oil separation tank 20 is disposed at the left side of the primary filter tank 10. The top of the oil separation tank 20 is communicated with the top of the primary filter tank 10 through a through hole, and a corrugated plate oil-water separator 21 is fixedly arranged in the oil separation tank 20.
The oil reservoir 30 is provided on the left side of the primary filter tank 10 and also on the rear side of the oil separation tank 20. An oil filter plate 31 is fixedly mounted on the inner wall of the oil storage tank 30, an oil outlet pipe 32 is fixedly mounted at the bottom of the oil storage tank 30, and the oil outlet pipe 32 is communicated with the inside of the oil storage tank 30.
The oil collecting pipe 40 is arranged along the transverse direction, a first end of the oil collecting pipe 40 is communicated with the top of the oil separating tank 20, and a second end of the oil collecting pipe 40 is communicated with the top of the oil storing tank 30.
The sewage anaerobic tank 50 is arranged at the left side of the oil separation tank 20, the bottom of the sewage anaerobic tank 50 is communicated with the bottom of the oil separation tank 20 through water holes, and a water outlet pipe 51 is fixedly arranged at the top of the sewage anaerobic tank 50. An anaerobic suspended filler 52 and a first interception screen 53 are arranged in the sewage anaerobic tank 50, and the first interception screen 53 is positioned above the anaerobic suspended filler 52 and connected with the inner wall of the sewage anaerobic tank 50.
Preferably, the primary filter 10, the oil separation tank 20, the oil storage tank 30 and the sewage anaerobic tank 50 are all fixedly connected together.
The specific working flow of the device is as follows:
The petroleum sewage enters the primary filter tank 10 through the water inlet pipe 11, and the round hole grating plates 12 remove large impurities and fine floaters in the petroleum sewage, so that the primary filtration of the petroleum sewage is realized, and then the petroleum sewage flows into the oil separation tank 20 through the through holes.
The oil sewage entering the oil separation tank 20 is subjected to oil-water separation by the corrugated plate oil-water separator 21, wherein oil flows from bottom to top by the corrugated plate oil-water separator 21 and enters the oil storage tank 30 by the oil collecting pipe 40, the sewage flows into the bottom of the oil separation tank 20 and enters the sewage anaerobic tank 50 by the water passing holes.
The oil entering the oil reservoir 30 is further filtered through the oil filter plate 31 and discharged through the oil outlet pipe 32, and is subsequently treated separately.
The sewage entering the sewage anaerobic tank 50 passes through the anaerobic suspended filler 52 from bottom to top, and the anaerobic process can remove some insoluble substances, thereby improving the biodegradability of the sewage. The sewage is then discharged through the outlet pipe 51, and the subsequent treatment is continued.
In one embodiment, the number of the round hole grating plates 12 is three, the three round hole grating plates 12 are arranged at intervals along the longitudinal direction, and the aperture of the three round hole grating plates 12 is gradually reduced from bottom to top.
Three round hole grating plates 12 represent three layers of prefilters added to petroleum sewage, and can remove impurities and floaters with larger diameters, prevent blockage and ensure sewage treatment effect.
In one embodiment, the corrugated board-like oil-water separator 21 is disposed obliquely, and the acute angle formed between the corrugated board-like oil-water separator 21 and the horizontal plane is not less than 60 °.
The oil separated by the corrugated plate oil-water separator 21 can flow from the bottom up better through the obliquely arranged corrugated plate oil-water separator 21 and enter the oil reservoir 30 through the oil collecting pipe 40.
In one embodiment, the corrugated board oil-water separator 21 has a board spacing of 30mm.
In one embodiment, the first intercepting screen 53 is detachably coupled to the inner wall of the sewage anaerobic tank 50, and is detachable from the inner wall of the sewage anaerobic tank 50.
The design of the first interception net plate 53 can avoid the loss of the anaerobic suspended filler 52, and the anaerobic suspended filler can be replaced only by taking off the first interception net plate 53 when the anaerobic suspended filler is replaced later, so that the operation is convenient.
In one embodiment, a water outlet weir plate 54 is fixedly arranged on the inner wall of the sewage anaerobic tank 50, and the water outlet weir plate 54 is positioned between the water outlet pipe 51 and the first interception screen 53. The effluent weir plate 54 serves to further prevent loss of the anaerobic suspended solids 52 and to adjust effluent balance.
In one embodiment, a second interception net plate 55 is arranged at the water passing hole, and the second interception net plate 55 is fixedly connected with the sewage anaerobic tank 50. The second interception net plate 55 is used for further filtering the sewage.
In one embodiment, the inlet pipe 11 has a first gate valve 13 thereon, the outlet pipe 51 has a second gate valve 56 thereon, and the outlet pipe 32 has a third gate valve 33 thereon. The first gate valve 13, the second gate valve 56 and the third gate valve 33 are respectively used for controlling the opening and closing of the water inlet pipe 11, the water outlet pipe 51 and the oil outlet pipe 32, so as to control the operation of the device.
The device has the advantages that: 1. compact structure, small occupied area and high treatment efficiency. 2. Three layers of prefiltering are added to the three round hole grating plates 12, so that impurities and floaters with larger diameters can be removed, blockage is prevented, and the sewage treatment effect is ensured. 3. On one hand, the anaerobic treatment is independently carried out on the sewage, the biodegradability is increased, and the subsequent sewage recycling treatment is facilitated; on the other hand, the impurity in the petroleum is pretreated, so that the difficulty of subsequent treatment is reduced. 4. Anaerobic suspended filler 52 is added in anaerobic treatment, so that the contact area between sewage and the anaerobic suspended filler 52 is increased, the area is saved, and the anaerobic treatment effect is improved. 5. The anaerobic suspended filler 52 is easy to replace, and the difficulty of subsequent operation is reduced.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. An oil removal device for petroleum sewage treatment, its characterized in that: comprising the following steps:
The filter comprises a primary filter, wherein a water inlet pipe is fixedly arranged at the bottom of the primary filter, and a round hole grating plate is fixedly arranged on the inner wall of the primary filter;
The top of the oil separation tank is communicated with the top of the primary filter tank, and a corrugated plate oil-water separator is fixedly arranged in the oil separation tank;
An oil filter plate is fixedly arranged on the inner wall of the oil storage tank, and an oil outlet pipe is fixedly arranged at the bottom of the oil storage tank;
The first end of the oil collecting pipe is communicated with the top of the oil separation tank, and the second end of the oil collecting pipe is communicated with the top of the oil storage tank;
The sewage anaerobic tank, the bottom in sewage anaerobic tank with the bottom in oil removal pond is through water hole intercommunication, the top fixed mounting in sewage anaerobic tank has the outlet pipe, be provided with anaerobic suspension filler and first interception otter board in the sewage anaerobic tank, first interception otter board is located the top of anaerobic suspension filler, and with the inner wall connection in sewage anaerobic tank.
2. An oil separator for petroleum sewage treatment according to claim 1, wherein: the number of the round hole grating plates is three, the three round hole grating plates are longitudinally arranged at intervals, and the aperture of the three round hole grating plates is gradually reduced from bottom to top.
3. An oil separator for petroleum sewage treatment according to claim 1, wherein: the corrugated plate oil-water separator is obliquely arranged, and an acute angle formed between the corrugated plate oil-water separator and the horizontal plane is not smaller than 60 degrees.
4. An oil separator for petroleum sewage treatment according to claim 3, wherein: the plate distance of the corrugated plate oil-water separator is 30mm.
5. An oil separator for petroleum sewage treatment according to claim 1, wherein: the first interception net plate is detachably connected with the inner wall of the sewage anaerobic tank.
6. An oil separator for petroleum sewage treatment according to claim 1, wherein: and a water outlet weir plate is fixedly arranged on the inner wall of the sewage anaerobic tank and is positioned between the water outlet pipe and the first interception screen plate.
7. An oil separator for petroleum sewage treatment according to claim 1, wherein: the water passing holes are provided with second interception net plates, and the second interception net plates are fixedly connected with the sewage anaerobic tank.
8. An oil separator for petroleum sewage treatment according to claim 1, wherein: the water inlet pipe is provided with a first gate valve, the water outlet pipe is provided with a second gate valve, and the oil outlet pipe is provided with a third gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421250503.XU CN221522359U (en) | 2024-06-04 | 2024-06-04 | Oil removal device for petroleum sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421250503.XU CN221522359U (en) | 2024-06-04 | 2024-06-04 | Oil removal device for petroleum sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221522359U true CN221522359U (en) | 2024-08-13 |
Family
ID=92204436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421250503.XU Active CN221522359U (en) | 2024-06-04 | 2024-06-04 | Oil removal device for petroleum sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221522359U (en) |
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2024
- 2024-06-04 CN CN202421250503.XU patent/CN221522359U/en active Active
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