CN212954825U - Oily sludge treatment system - Google Patents
Oily sludge treatment system Download PDFInfo
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- CN212954825U CN212954825U CN202021545506.8U CN202021545506U CN212954825U CN 212954825 U CN212954825 U CN 212954825U CN 202021545506 U CN202021545506 U CN 202021545506U CN 212954825 U CN212954825 U CN 212954825U
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Abstract
The utility model relates to an oily sludge treatment system, include: a sludge dewatering system for removing water from the oily water sludge; the thermal separator is connected with the sludge dewatering system and is used for removing flowing sludge in the oily sludge; an extraction system connected with the thermal separator and used for treating the flowing sludge; a screw conveyor connected to the thermal separator for conveying sludge obtained by removing the mobile sludge; and the sludge carbonization system is connected with the screw conveyor. The utility model discloses be provided with the mobile sludge that the thermal separator can be with separating among the oily sludge, can separate into low oil sludge and rich oil sludge to mud, be favorable to subsequent further oil product of pumpback processing.
Description
Technical Field
The utility model relates to an oil field sludge treatment technical field especially relates to an oily sludge treatment system.
Background
The oily sludge is mainly generated in the oil extraction, crude oil transportation and leakage and crude oil refining processes of an oil field, and the sludge treatment is a process for carrying out reduction, stabilization and harmless treatment on the sludge.
At present, the treatment method of the oily sludge mainly comprises a burning method, a carbonization method, a pyrolysis method, an extraction method and the like, an optimal path for sludge treatment is mainly selected according to the properties of the oily sludge, but the property difference of the oily sludge is large, the oily sludge is usually crushed before the sludge treatment for better treating the oily sludge, the adsorption effect of oil is enhanced due to the increase of the surface area of sludge particles after the crushing, and the subsequent treatment difficulty is large.
SUMMERY OF THE UTILITY MODEL
The utility model provides an oily sludge treatment system with wide application range and resource recovery oil for solving the technical problems, which aims to solve at least one technical problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
an oil-containing sludge treatment system comprising:
a sludge dewatering system for removing water from the oily water sludge;
the thermal separator is connected with the sludge dewatering system and is used for removing flowing sludge in the oily sludge;
an extraction system connected to the thermal separator for treating the mobile sludge;
a screw conveyor connected to the thermal separator for conveying sludge obtained by removing the mobile sludge;
and the sludge carbonization system is connected with the screw conveyor.
The utility model has the advantages that: the utility model discloses be provided with the mobile sludge that the thermal separator can be with separating among the oily sludge, can separate into low oil sludge and rich oil sludge to mud, be favorable to subsequent further oil product of pumpback processing.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the device also comprises a sludge deoxidation device which is connected with the sludge dewatering system and is used for removing oxygen in the oily sludge, and the inlet end of the hot separator is connected with the outlet end of the sludge deoxidation device.
The beneficial effect of adopting the further scheme is that: the sludge deoxidation device is arranged, so that oxygen in the sludge can be removed, and oil oxidation in the subsequent thermal separation process can be prevented.
Further, the heat separator is provided with a gas phase recovery device, and the gas phase recovery device is connected with the top of the heat separator.
The beneficial effect of adopting the further scheme is that: set up gaseous phase recovery unit and can collect the volatile organic gas in the thermal separation process, be favorable to promoting the rate of recovery of oil.
Further, the extraction system comprises an alcohol washing separation device and a hot extraction device, wherein the outlet end of the alcohol washing separation device is connected with the inlet end of the hot extraction device, and the inlet end of the alcohol washing separation device is connected with the hot separator through a delivery pump.
The beneficial effect of adopting the further scheme is that: the oil in the flowing sludge can be recovered by arranging alcohol washing and thermal extraction.
Further, the thermal separator includes heating tank, separating disc and drive arrangement, the separating disc rotate set up in the bottom of heating tank, drive arrangement with the separating disc transmission is connected, the interior bottom of heating tank is equipped with down the charging tray, be equipped with down the material hole on the charging tray down, the upside wall of separating disc with the lower wall butt of charging tray down, the downside of separating disc is equipped with the collecting hopper.
The beneficial effect of adopting the further scheme is that: the separating disc is arranged below the discharging disc, and under the rotating action, the flowing sludge can be separated from the heating groove, so that the subsequent treatment is facilitated.
Further, the upside of unloading dish is equipped with the filter screen, the filter screen with unloading dish interval sets up, the circumference edge of filter screen with the inner wall fixed connection of heating groove.
The beneficial effect of adopting the further scheme is that: the filter screen can play the prefiltration effect to mud, avoids large granule mud to block up the unloading hole.
Furthermore, the peripheral edge of the separating disc is provided with drainage grooves at intervals.
The beneficial effect of adopting the further scheme is that: the drainage groove can play the drainage effect to flowing mud, and the collecting hopper of being convenient for is collected flowing mud.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of a thermal separator according to a preferred embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a sludge dewatering system; 2. a sludge deoxidation device; 3. a hot separator; 31. a heating tank; 32. a separation disc; 33. a drive device; 34. a collection hopper; 35. discharging a material tray; 36. filtering with a screen; 37. a drainage groove; 4. a screw conveyor; 5. a carbonization system; 6. a gas phase recovery unit; 7. an alcohol washing separation device; 8. a hot extraction device.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, an oil-containing sludge treatment system includes: a sludge dewatering system 1 for removing water from oily water sludge; a thermal separator 3 connected with the sludge dewatering system 1 for removing the flowing sludge in the oily sludge; an extraction system connected with the thermal separator 3 for treating the mobile sludge; a screw conveyor 4 connected to the thermal separator 3 for conveying sludge obtained by removing the mobile sludge; and a sludge carbonization system 5 connected with the screw conveyor 4.
Preferably, the system also comprises a sludge deoxidation device 2 which is connected with the sludge dewatering system 1 and is used for removing oxygen in the oily sludge, and the inlet end of the thermal separator 3 is connected with the outlet end of the sludge deoxidation device 2.
Preferably, the hot separator 3 is provided with a gas phase recovery device 6, and the gas phase recovery device 6 is connected to the top of the hot separator 3.
Preferably, the extraction system comprises an alcohol washing separation device 7 and a hot extraction device 8, wherein the outlet end of the alcohol washing separation device 7 is connected with the inlet end of the hot extraction device 8, and the inlet end of the alcohol washing separation device 7 is connected with the hot separator 3 through a delivery pump.
Preferably, as shown in fig. 2, the thermal separator 3 includes a heating tank 31, a separating tray 32 and a driving device 33, the separating tray 32 is rotatably disposed at the bottom of the heating tank 31, the driving device 33 is in transmission connection with the separating tray 32, a blanking tray 35 is disposed at the inner bottom of the heating tank 31, a blanking hole is disposed on the blanking tray 35, the upper side wall surface of the separating tray 32 abuts against the lower wall of the blanking tray 35, and a collecting hopper 34 is disposed at the lower side of the separating tray 32.
It should be noted that, the side wall of the heating tank 31 is provided with a jacket, and the jacket is provided with a hot steam inlet for heating the oily sludge in the heating tank 31, so as to enhance the fluidity of the flowing sludge by heating, and further enter the collection hopper 34 through the filter screen 36 and the blanking tray 25.
It should also be noted that a support is arranged between the collecting hopper 34 and the separating discs 32, the support is fixedly connected with the collecting hopper 34, the separating discs 32 are rotatably connected with the support, and the driving device 33 is in transmission connection with the separating discs 32 through a transmission belt.
Preferably, the upper side of the blanking tray 35 is provided with a filter screen 36, the filter screen 36 and the blanking tray 35 are arranged at intervals, and the circumferential edge of the filter screen 36 is fixedly connected with the inner wall of the heating groove 31.
Preferably, the separation discs 32 are provided with drainage slots 37 at spaced intervals along their circumferential edges.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. An oil-containing sludge treatment system, comprising:
a sludge dewatering system (1) for removing water from oily water sludge;
a thermal separator (3) connected with the sludge dewatering system (1) and used for removing flowing sludge in the oily sludge;
an extraction system connected to the thermal separator (3) for treating the mobile sludge;
a screw conveyor (4) connected to the thermal separator (3) for conveying sludge obtained by removing the mobile sludge;
and the sludge carbonization system (5) is connected with the screw conveyor (4).
2. An oily sludge treatment system according to claim 1, further comprising a sludge deoxygenating device (2) connected to the sludge dewatering system (1) for removing oxygen from the oily sludge, wherein the inlet end of the thermal separator (3) is connected to the outlet end of the sludge deoxygenating device (2).
3. An oily sludge treatment system according to claim 2 wherein the hot separator (3) is provided with a gas phase recovery device (6), the gas phase recovery device (6) being connected to the top of the hot separator (3).
4. An oily sludge treatment system according to claim 1, wherein the extraction system comprises an alcohol washing separation device (7) and a hot extraction device (8), the outlet end of the alcohol washing separation device (7) is connected with the inlet end of the hot extraction device (8), and the inlet end of the alcohol washing separation device (7) is connected with the hot separator (3) through a delivery pump.
5. The oily sludge treatment system according to any one of claims 1 to 4, wherein the thermal separator (3) comprises a heating tank (31), a separating disc (32) and a driving device (33), the separating disc (32) is rotatably arranged at the bottom of the heating tank (31), the driving device (33) is in transmission connection with the separating disc (32), a blanking disc (35) is arranged at the inner bottom of the heating tank (31), a blanking hole is formed in the blanking disc (35), the upper side wall surface of the separating disc (32) is abutted against the lower wall of the blanking disc (35), and a collecting hopper (34) is arranged at the lower side of the separating disc (32).
6. The oily sludge treatment system according to claim 5, wherein a filter screen (36) is arranged on the upper side of the blanking disc (35), the filter screen (36) and the blanking disc (35) are arranged at intervals, and the circumferential edge of the filter screen (36) is fixedly connected with the inner wall of the heating groove (31).
7. An oily sludge treatment system according to claim 5 wherein the circumferential edges of the separation discs (32) are provided with drainage slots (37) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545506.8U CN212954825U (en) | 2020-07-30 | 2020-07-30 | Oily sludge treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545506.8U CN212954825U (en) | 2020-07-30 | 2020-07-30 | Oily sludge treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212954825U true CN212954825U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021545506.8U Active CN212954825U (en) | 2020-07-30 | 2020-07-30 | Oily sludge treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212954825U (en) |
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2020
- 2020-07-30 CN CN202021545506.8U patent/CN212954825U/en active Active
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