CN214936964U - Preprocessing device for oil sludge - Google Patents
Preprocessing device for oil sludge Download PDFInfo
- Publication number
- CN214936964U CN214936964U CN202121283930.4U CN202121283930U CN214936964U CN 214936964 U CN214936964 U CN 214936964U CN 202121283930 U CN202121283930 U CN 202121283930U CN 214936964 U CN214936964 U CN 214936964U
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- China
- Prior art keywords
- stirring
- oil
- tank
- oil sludge
- discharge pipe
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- Expired - Fee Related
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- 239000010802 sludge Substances 0.000 title claims abstract description 55
- 238000007781 pre-processing Methods 0.000 title description 4
- 238000003756 stirring Methods 0.000 claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 15
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- Centrifugal Separators (AREA)
- Treatment Of Sludge (AREA)
Abstract
A pretreatment device for oil sludge comprises an oil sludge preheating tank, an auxiliary agent tank, an oil sludge mixing and stirring tank, a recovered oil storage tank and a sludge-water horizontal centrifuge; the oil sludge preheating tank is characterized in that a discharge port of the oil sludge preheating tank is connected with a first discharge pipe, an oil sludge pump is arranged on the first discharge pipe, a discharge port of the auxiliary agent tank is connected with a second discharge pipe, an auxiliary agent metering pump is arranged on the second discharge pipe, and the tail ends of the first discharge pipe and the second discharge pipe are connected to the oil sludge mixing and stirring tank. The utility model has the advantages that: in the oil sludge treatment process, oil and mud and water are conveniently separated, then the mud and water are centrifugally dewatered, the whole set of pretreatment device is efficient and convenient to use, the cost is low, and the device is suitable for industrial popularization.
Description
Technical Field
The utility model relates to a sludge treatment technical field, concretely relates to preprocessing device for fatlute.
Background
In the sludge treatment process, oil and muddy water need to be separated, and then the muddy water needs to be subjected to centrifugal dehydration, and the prior art does not have good equipment for carrying out the operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above insufficiency and provides a pretreatment device for oil sludge.
The utility model comprises a sludge preheating tank, an auxiliary agent tank, a sludge mixing and stirring tank, a recovered oil storage tank and a sludge-water horizontal centrifuge;
the discharge port of the oil sludge preheating tank is connected with a first discharge pipe, an oil sludge pump is arranged on the first discharge pipe, the discharge port of the auxiliary agent tank is connected with a second discharge pipe, an auxiliary agent metering pump is arranged on the second discharge pipe, and the tail ends of the first discharge pipe and the second discharge pipe are both connected to the oil sludge mixing and stirring tank;
the bottom of the oil sludge mixing and stirring tank is provided with supporting legs, the middle part of the bottom of the oil sludge mixing and stirring tank is sunken downwards to form a muddy water outlet, the top of the oil sludge mixing and stirring tank is provided with a stirring motor, a rotating shaft of the stirring motor is connected with a stirring shaft arranged in the oil sludge mixing and stirring tank, and a plurality of groups of stirring blades are arranged on the stirring shaft from top to bottom;
the upper part of the oil sludge mixing and stirring tank is provided with a recovered oil overflow outlet, the recovered oil overflow outlet is connected with an oil discharge pipe with a control valve, and the oil discharge pipe is communicated with the upper part of a recovered oil storage tank;
the muddy water outlet is connected with a muddy water discharge pipeline, a mud pump is arranged on the muddy water discharge pipeline, and the outlet end of the muddy water discharge pipeline is connected to the feed inlet of the muddy water horizontal centrifuge.
The number of the stirring blades is three and the stirring blades are uniformly arranged on the stirring shaft.
The stirring paddle is of a strip-shaped structure, and the cross section of the stirring paddle is of a diamond shape.
The utility model has the advantages that: in the oil sludge treatment process, oil and mud and water are conveniently separated, then the mud and water are centrifugally dewatered, the whole set of pretreatment device is efficient and convenient to use, the cost is low, and the device is suitable for industrial popularization.
Description of the drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the stirring blade.
Detailed Description
As shown in the attached drawings, the device comprises an oil sludge preheating tank 1, an auxiliary agent tank 2, an oil sludge mixing and stirring tank 3, a recovered oil storage tank 4 and a muddy water horizontal centrifuge 5;
a discharge port of the oil sludge preheating tank 1 is connected with a first discharge pipe 6, an oil sludge pump 7 is arranged on the first discharge pipe 6, a discharge port of the auxiliary agent tank 2 is connected with a second discharge pipe 8, an auxiliary agent metering pump 9 is arranged on the second discharge pipe 8, and the tail ends of the first discharge pipe 6 and the second discharge pipe 8 are both connected to the oil sludge mixing and stirring tank 3;
the bottom of the oil sludge mixing and stirring tank 3 is provided with supporting legs 10, the middle part of the bottom of the oil sludge mixing and stirring tank 3 is sunken downwards to form a sludge water outlet 11, the top of the oil sludge mixing and stirring tank 3 is provided with a stirring motor 12, a rotating shaft of the stirring motor 12 is connected with a stirring shaft 13 arranged inside the oil sludge mixing and stirring tank 3, and a plurality of groups of stirring blades 14 are arranged on the stirring shaft 13 from top to bottom;
a recovered oil overflow outlet is formed in the upper part of the oil sludge mixing and stirring tank 3, an oil discharge pipe 17 with a control valve 16 is connected to the recovered oil overflow outlet, and the oil discharge pipe 17 is communicated with the upper part of the recovered oil storage tank 4;
the muddy water outlet 11 is connected with a muddy water discharge pipeline 18, a mud pump 19 is arranged on the muddy water discharge pipeline 18, and the outlet end of the muddy water discharge pipeline 18 is connected to the feed inlet of the muddy water horizontal centrifuge 5.
The number of the stirring blades 14 is three and the stirring blades are uniformly arranged on the stirring shaft 13.
The stirring paddle 14 is of a strip-shaped structure, and the cross section of the stirring paddle 14 is of a diamond shape.
The working mode is as follows: the method comprises the steps that hot oil sludge prepared in an oil sludge preheating tank 1 is conveyed to an oil sludge mixing and stirring tank 3 through a first discharge pipe 6 and an oil sludge pump 7, meanwhile, an auxiliary agent is pumped into the oil sludge mixing and stirring tank 3 through a second discharge pipe 8 and an auxiliary agent metering pump 9 in proportion through an auxiliary agent tank 2, a stirring motor 12 is started to stir, standing and layering are carried out after complete stirring, waste oil floats on the upper layer due to low density, then a control valve 16 is opened, the waste oil flows into a recovered oil storage tank 4 after entering an oil discharge pipe 17 from a recovered oil overflow outlet, the remaining mud-water mixture is conveyed to a horizontal mud-water centrifuge 5 through a mud-water discharge pipeline 18 and a mud pump 19 to be subjected to mud-water separation, and then mud obtained through separation is subjected to subsequent operation. The utility model discloses in sludge treatment process, convenient with oil and mud-water separation, then carry out centrifugal dehydration with muddy water, a whole set of preprocessing device uses high-efficient convenient, and is with low costs, is fit for the industrialization and promotes.
Claims (3)
1. A pretreatment device for oil sludge is characterized by comprising an oil sludge preheating tank (1), an auxiliary agent tank (2), an oil sludge mixing and stirring tank (3), a recovered oil storage tank (4) and a mud-water horizontal centrifuge (5);
a discharge port of the oil sludge preheating tank (1) is connected with a first discharge pipe (6), an oil sludge pump (7) is arranged on the first discharge pipe (6), a discharge port of the auxiliary agent tank (2) is connected with a second discharge pipe (8), an auxiliary agent metering pump (9) is arranged on the second discharge pipe (8), and the tail ends of the first discharge pipe (6) and the second discharge pipe (8) are both connected to the oil sludge mixing and stirring tank (3);
the bottom of the oil sludge mixing and stirring tank (3) is provided with supporting legs (10), the middle part of the bottom of the oil sludge mixing and stirring tank (3) is sunken downwards to form a sludge water outlet (11), the top of the oil sludge mixing and stirring tank (3) is provided with a stirring motor (12), a rotating shaft of the stirring motor (12) is connected with a stirring shaft (13) arranged inside the oil sludge mixing and stirring tank (3), and a plurality of groups of stirring blades (14) are arranged on the stirring shaft (13) from top to bottom;
a recovered oil overflow outlet is formed in the upper part of the oil sludge mixing and stirring tank (3), an oil discharge pipe (17) with a control valve (16) is connected to the recovered oil overflow outlet, and the oil discharge pipe (17) is communicated with the upper part of the recovered oil storage tank (4);
the muddy water outlet (11) is connected with a muddy water discharge pipeline (18), a mud pump (19) is arranged on the muddy water discharge pipeline (18), and the outlet end of the muddy water discharge pipeline (18) is connected to the feed inlet of the muddy water horizontal centrifuge (5).
2. The pretreatment device for sludge according to claim 1, wherein the number of the stirring blades (14) is three and the stirring blades are uniformly arranged on the stirring shaft (13).
3. The pretreatment device for sludge according to claim 1, wherein the stirring blade (14) has an elongated structure, and the stirring blade (14) has a rhombic cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283930.4U CN214936964U (en) | 2021-06-09 | 2021-06-09 | Preprocessing device for oil sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283930.4U CN214936964U (en) | 2021-06-09 | 2021-06-09 | Preprocessing device for oil sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214936964U true CN214936964U (en) | 2021-11-30 |
Family
ID=79053357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121283930.4U Expired - Fee Related CN214936964U (en) | 2021-06-09 | 2021-06-09 | Preprocessing device for oil sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214936964U (en) |
-
2021
- 2021-06-09 CN CN202121283930.4U patent/CN214936964U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |