CN214936965U - Comprehensive treatment device for oil sludge - Google Patents
Comprehensive treatment device for oil sludge Download PDFInfo
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- CN214936965U CN214936965U CN202121283966.2U CN202121283966U CN214936965U CN 214936965 U CN214936965 U CN 214936965U CN 202121283966 U CN202121283966 U CN 202121283966U CN 214936965 U CN214936965 U CN 214936965U
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Abstract
A comprehensive treatment device for oil sludge comprises a waste oil sludge preheating kettle, an oil sludge separating tank, an oil sludge dewatering centrifugal machine, a pelletizing device, a gas retort, a condensing tower, an oil-water separator, a first waste oil storage tank and a first waste water storage tank which are arranged in sequence; the waste oil sludge preheating kettle conveys waste oil sludge into an oil sludge separation tank through a pipeline, the top of the oil sludge separation tank is connected with an auxiliary agent tank through a pipeline, and an oil discharge pipeline connected to a second waste oil storage tank is further arranged on the oil sludge separation tank; waste oil mud after the oil sludge separating tank removes oil is conveyed to an oil sludge dewatering centrifuge through a pipeline, and the oil sludge dewatering centrifuge conveys dewatered oil sludge to a pelletizing device through a conveying belt. The utility model has the advantages that: in the oil sludge treatment process, oil and mud and water are conveniently separated, then mud and water are subjected to centrifugal dehydration and pelletizing and then are subjected to dry distillation and recovery, and the whole set of recovery treatment device is efficient and convenient to use, low in cost and suitable for industrial popularization.
Description
Technical Field
The utility model relates to a sludge treatment technical field, concretely relates to fatlute is with comprehensive treatment device.
Background
The waste oil sludge belongs to hazardous waste (HW 08) pollutants, and the main sources of the waste oil sludge include ground oil sludge, tank bottom oil sludge, sewage treatment floating slag, sewage treatment plant oil sludge, tar sludge of coal gasification coal-to-liquid oil, biochemical oil sludge, waste soil refined from vegetable oil and the like, and the sources of raw materials are very wide.
Disclosure of Invention
The utility model aims at the above insufficiency and provides a comprehensive treatment device for oil sludge.
The utility model comprises a waste oil sludge preheating kettle, an oil sludge separating tank, an oil sludge dewatering centrifuge, a pelletizing device, a dry distillation furnace, a condensing tower, an oil-water separator, a first waste oil storage tank and a first waste water storage tank which are arranged in sequence;
the waste oil sludge preheating kettle conveys waste oil sludge into an oil sludge separation tank through a pipeline, the top of the oil sludge separation tank is connected with an auxiliary agent tank through a pipeline, and an oil discharge pipeline connected to a second waste oil storage tank is further arranged on the oil sludge separation tank; the oil sludge separation tank conveys the waste oil sludge subjected to oil removal by the oil sludge separation tank to an oil sludge dehydration centrifuge through a pipeline, and the oil sludge dehydration centrifuge conveys the dehydrated oil sludge to a pelletizing device through a conveying belt; the gas retort is arranged beside the pelletizing device, an oil gas outlet of the gas retort is communicated to the condensing tower through a pipeline, an outlet of the condensing tower is connected with the oil-water separator, and an oil liquid outlet and a water outlet of the oil-water separator are respectively connected to the first waste oil storage tank and the first waste water storage tank through pipelines;
the pelletizing device is arranged beside the dewatering centrifuge and comprises a shell, a conveying auger arranged above the shell, a pair of compression rollers arranged inside the shell and a conveying belt arranged below the pair of compression rollers; the upper part of one end of the conveying auger is provided with a feed hopper, the lower part of the other end of the conveying auger is provided with a discharge port, and the diameter of a spiral conveying shaft of the conveying auger is gradually increased from one end of the feed hopper to one end of the discharge port; the discharge port is connected with a groove-shaped blanking hopper, the pair of compression rollers are arranged in parallel in the horizontal direction and mutually abut against each other, the outlet of the groove-shaped blanking hopper is positioned right above the mutual abutting part of the pair of compression rollers, the rotation directions of the pair of compression rollers are opposite, the pair of compression rollers are driven to rotate by two driving motors arranged outside the shell, and the surfaces of the pair of compression rollers are uniformly provided with a plurality of groups of hemispherical concave parts; conveying belt slope sets up and the height that highly is less than its input of conveying belt's output, one side of casing is equipped with the breach portion that supplies conveying belt output to wear out, and the bottom of casing is equipped with the supporting leg, conveying belt's output below is equipped with the dolly that connects that supplies to receive the oiliness mud ball.
The length of the blanking opening of the groove-type blanking hopper is smaller than the length of the compression roller and is not more than two thirds of the length of the compression roller.
The input end of the conveying belt is positioned below the pair of press rollers.
The surfaces of the pair of compression rollers are respectively provided with a rubber layer, and the hemispherical concave parts are uniformly distributed on the rubber layers.
And the water outlet of the oil sludge dewatering centrifuge is communicated with a second wastewater storage tank through a pipeline.
The gas retort is an oil shale gas retort.
The utility model has the advantages that: in the oil sludge treatment process, oil and mud and water are conveniently separated, then mud and water are subjected to centrifugal dehydration and pelletizing and then are subjected to dry distillation and recovery, and the whole set of recovery treatment device is efficient and convenient to use, low in cost and suitable for industrial popularization.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a pelletizing device.
Fig. 3 is a structural schematic diagram of a groove-type blanking hopper.
Detailed Description
As shown in the attached drawings, the device comprises a waste oil sludge preheating kettle 100, an oil sludge separating tank 101, an oil sludge dewatering centrifuge 102, a pelletizing device 103, a gas retort 104, a condensing tower 105, an oil-water separator 106, a first waste oil storage tank 107 and a first waste water storage tank 108 which are arranged in sequence;
the waste oil sludge preheating kettle 100 conveys waste oil sludge into an oil sludge separation tank 101 through a pipeline, the top of the oil sludge separation tank 101 is connected with an auxiliary agent tank 109 through a pipeline, and an oil discharge pipeline connected to a second waste oil storage tank 110 is further arranged on the oil sludge separation tank 101; the oil sludge separation tank 101 conveys the waste oil sludge deoiled by the oil sludge separation tank 101 to a sludge dewatering centrifuge 102 through a pipeline, and the sludge dewatering centrifuge 102 conveys the dewatered sludge to a pelletizing device 103 through a conveying belt; the gas retort 104 is arranged beside the pelletizing device 103, an oil-gas outlet of the gas retort 104 is communicated to the condensing tower 105 through a pipeline, an outlet of the condensing tower 105 is connected with the oil-water separator 106, and an oil outlet and a water outlet of the oil-water separator 106 are respectively connected to the first waste oil storage tank 107 and the first waste water storage tank 108 through pipelines;
the pelletizing device 103 is arranged beside the dewatering centrifuge 102 and comprises a shell 30, a conveying auger 31 arranged above the shell 30, a pair of compression rollers 32 arranged inside the shell 30 and a conveying belt 33 arranged below the pair of compression rollers 32; the upper part of one end of the conveying auger 31 is provided with a feed hopper 34, the lower part of the other end of the conveying auger 31 is provided with a discharge port 35, and the diameter of a spiral conveying shaft 36 of the conveying auger 31 gradually increases from one end of the feed hopper 34 to one end of the discharge port 35; a groove-shaped blanking hopper 37 is connected to the discharge port 35, the pair of compression rollers 32 are arranged in parallel in the horizontal direction and mutually abut against each other, an outlet of the groove-shaped blanking hopper 37 is positioned right above the mutual abutting part of the pair of compression rollers 32, the rotation directions of the pair of compression rollers 32 are opposite and are driven to rotate by two driving motors arranged outside the shell 30, and a plurality of groups of hemispherical concave parts 42 are uniformly arranged on the surfaces of the pair of compression rollers 32; conveying belt 33 inclines to set up and the height that highly is less than its input of conveying belt 33's output, one side of casing 30 is equipped with the breach portion 38 that supplies conveying belt 33 output to wear out, and the bottom of casing 30 is equipped with supporting leg 39, conveying belt 33's output below is equipped with the dolly 40 that connects that supplies to receive the oiliness mud ball.
The length of the blanking opening 41 of the groove-shaped blanking hopper 37 is less than the length of the press roller 32 and is not more than two thirds of the length of the press roller 32.
The input end of the conveyor belt 33 is located below the pair of press rollers 32.
The pair of pressure rollers 32 are provided with rubber layers on the surfaces thereof, and the hemispherical depressions 42 are uniformly distributed on the rubber layers.
The water outlet of the sludge dewatering centrifuge 102 is communicated with a second waste water storage tank 111 through a pipeline.
The retort 104 is an oil shale retort.
The working mode is as follows: hot oil sludge in the waste oil sludge preheating kettle 100 is conveyed to a sludge separation tank 101, an auxiliary agent is added, after the oil sludge is layered, upper-layer oil flows into a second waste oil storage tank 110, the remaining sludge-water mixture is conveyed to a dewatering centrifuge 102 for sludge-water separation, then the separated dewatered oil sludge is dried to appropriate moisture and then is added into a feed hopper 34, the oil sludge is conveyed to a discharge port 35 through a conveying auger 31 and then falls onto a pair of compression rollers 32 through a groove-shaped blanking hopper 37, pelletizing is carried out through a plurality of groups of hemispherical concave parts 42 on the surfaces of the compression rollers 32, the oil sludge balls fall onto a conveying belt 33, and the oil sludge balls fall into a material receiving trolley 40 under the drive of the conveying belt 33. And then sending the oil sludge balls into a retort 104 for dry distillation treatment, wherein an oil gas outlet of the retort 104 is communicated to a condensing tower 105 through a pipeline, an outlet of the condensing tower 105 is connected with an oil-water separator 106, and an oil liquid outlet and a water outlet of the oil-water separator 106 are respectively connected to the first waste oil storage tank 107 and the first waste water storage tank 108 through pipelines.
Claims (6)
1. The comprehensive treatment device for the oil sludge is characterized by comprising an oil sludge preheating kettle (100), an oil sludge separating tank (101), an oil sludge dewatering centrifuge (102), a pelletizing device (103), a retort furnace (104), a condensing tower (105), an oil-water separator (106), a first oil waste storage tank (107) and a first wastewater storage tank (108) which are sequentially arranged;
the waste oil sludge preheating kettle (100) conveys waste oil sludge into an oil sludge separation tank (101) through a pipeline, the top of the oil sludge separation tank (101) is connected with an auxiliary agent tank (109) through a pipeline, and an oil discharge pipeline connected to a second waste oil storage tank (110) is further arranged on the oil sludge separation tank (101); the oil sludge separation tank (101) conveys the waste oil sludge deoiled by the oil sludge separation tank (101) to a sludge dewatering centrifuge (102) through a pipeline, and the sludge dewatering centrifuge (102) conveys the dewatered sludge to a pelletizing device (103) through a conveying belt; the gas retort (104) is arranged beside the pelletizing device (103), an oil-gas outlet of the gas retort (104) is communicated to the condensing tower (105) through a pipeline, an outlet of the condensing tower (105) is connected with the oil-water separator (106), and an oil liquid outlet and a water outlet of the oil-water separator (106) are respectively connected to the first waste oil storage tank (107) and the first waste water storage tank (108) through pipelines;
the pelletizing device (103) is arranged beside the dewatering centrifuge (102) and comprises a shell (30), a conveying auger (31) arranged above the shell (30), a pair of press rollers (32) arranged inside the shell (30) and a conveying belt (33) arranged below the pair of press rollers (32); the upper part of one end of the conveying auger (31) is provided with a feed hopper (34), the lower part of the other end of the conveying auger (31) is provided with a discharge port (35), and the diameter of a spiral conveying shaft (36) of the conveying auger (31) gradually increases from one end of the feed hopper (34) to one end of the discharge port (35); a groove-shaped blanking hopper (37) is connected to the discharge port (35), the pair of compression rollers (32) are arranged in parallel in the horizontal direction and mutually abut against each other, an outlet of the groove-shaped blanking hopper (37) is positioned right above the mutual abutting parts of the pair of compression rollers (32), the rotation directions of the pair of compression rollers (32) are opposite, the two driving motors arranged outside the shell (30) drive the pair of compression rollers to rotate, and a plurality of groups of hemispherical concave parts (42) are uniformly arranged on the surfaces of the pair of compression rollers (32); conveying belt (33) slope sets up and the height that highly is less than its input of the output of conveying belt (33), one side of casing (30) is equipped with breach portion (38) that confession conveying belt (33) output was worn out, and the bottom of casing (30) is equipped with supporting leg (39), the output below of conveying belt (33) is equipped with and supplies to receive connecing material dolly (40) of oil mud ball.
2. An integrated sludge treatment plant as claimed in claim 1, wherein the length of the discharge opening (41) of the trough-type discharge hopper (37) is less than the length of the compression rolls (32) and does not exceed two thirds of the length of the compression rolls (32).
3. An integrated sludge treatment apparatus according to claim 1, wherein the input end of the transfer belt (33) is located below a pair of press rolls (32).
4. The integrated processing device for oil sludge as claimed in claim 1, wherein a rubber layer is arranged on the surface of each pair of press rolls (32), and the hemispherical depressions (42) are uniformly distributed on the rubber layer.
5. The integrated sludge treatment apparatus according to claim 1, wherein the drain port of the sludge dewatering centrifuge (102) is connected to the second wastewater tank (111) through a pipe.
6. The integrated sludge treatment plant according to claim 1, wherein the retort (104) is an oil shale retort.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283966.2U CN214936965U (en) | 2021-06-09 | 2021-06-09 | Comprehensive treatment device for oil sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283966.2U CN214936965U (en) | 2021-06-09 | 2021-06-09 | Comprehensive treatment device for oil sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214936965U true CN214936965U (en) | 2021-11-30 |
Family
ID=79053356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121283966.2U Active CN214936965U (en) | 2021-06-09 | 2021-06-09 | Comprehensive treatment device for oil sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214936965U (en) |
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2021
- 2021-06-09 CN CN202121283966.2U patent/CN214936965U/en active Active
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