CN218115259U - Ultrasonic separation device with centrifugal deoiling for oil sludge and scum - Google Patents
Ultrasonic separation device with centrifugal deoiling for oil sludge and scum Download PDFInfo
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- CN218115259U CN218115259U CN202221517051.8U CN202221517051U CN218115259U CN 218115259 U CN218115259 U CN 218115259U CN 202221517051 U CN202221517051 U CN 202221517051U CN 218115259 U CN218115259 U CN 218115259U
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Abstract
The utility model relates to the technical field, in particular to an ultrasonic separation device for oil sludge and scum with centrifugal deoiling, which comprises a feeding unit, a heating and stirring unit, a high-speed solid-liquid three-phase separation unit, an ultrasonic tail gas auxiliary unit and a high-speed centrifugal deoiling unit; the feeding unit comprises a first raw material pump, a raw material filtering box and a second raw material pump; the high-speed solid-liquid three-phase separation unit comprises a static mixer, a high-speed three-phase separator, a screw conveyor, a three-phase separation unit oil-water tank, a three-phase separation unit water storage tank, a water-containing dirty oil reflux pump and a separation water pump; the ultrasonic tail gas auxiliary unit comprises an ultrasonic and hydrodynamic cavitation demulsification device, a demulsification device pump, a tail gas treatment device, a flocculation dosing device and a flocculation feeding pump. No chemical agent is added, and only an ultrasonic pure physical demulsification method is used for replacing a chemical demulsification method, so that secondary pollution is avoided, the utilization rate of resources is improved, and the separation efficiency is improved.
Description
Technical Field
The utility model relates to an oil water mud ultrasonic separation technical field especially relates to a dirty fatlute of taking centrifugal deoiling, dross ultrasonic separation device.
Background
The treatment difficulty of sludge (such as scum, oil sludge and tank bottom sludge) generated in the oil refining and oil extraction processes is very high, and the solid waste oil-containing sludge has various types and complex properties and causes pollution to air and environment, so that the solid waste oil-containing sludge is a key pollution monitoring object in China.
The oily sludge is an emulsifying system which is firmly bonded by petroleum hydrocarbon, colloid, asphaltene, silt, inorganic floc, organic floc, water and other organic matters and inorganic matters. The benzene series, phenols, anthracene, pyrene and other substances contained in the water treatment agent have foul smell and toxicity, and if the benzene series, the phenols, the anthracene, the pyrene and other substances cannot be properly treated, the benzene series, the phenols, the anthracene, the pyrene and other substances can be accumulated to cause harm, pollute water bodies and the environment and greatly influence the environment.
The existing treatment device needs to add chemical agents, is easy to cause secondary pollution to the environment, has higher energy consumption and wastes water resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an ultrasonic separation device for separating oil sludge and scum with centrifugal deoiling.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the ultrasonic separation device for the oil sludge and the scum with centrifugal deoiling comprises a feeding unit, a heating and stirring unit, a high-speed solid-liquid three-phase separation unit, an ultrasonic tail gas auxiliary unit and a high-speed centrifugal deoiling unit;
the feeding unit comprises a first raw material pump, a raw material filtering box and a second raw material pump;
the heating and stirring unit comprises a first heating and stirring tank and a second heating and stirring tank;
the high-speed solid-liquid three-phase separation unit comprises a static mixer, a high-speed three-phase separator, a screw conveyor, a three-phase separation unit oil-water tank, a three-phase separation unit water storage tank, a water-containing dirty oil reflux pump and a separation water pump;
the ultrasonic tail gas auxiliary unit comprises an ultrasonic and hydrodynamic cavitation demulsification device, a demulsification device pump, a tail gas treatment device, a flocculation dosing device and a flocculation feeding pump;
the high-speed centrifugal deoiling unit comprises a high-speed centrifugal deoiling machine, a deoiling unit oil storage tank and a muddy water stirring tank;
the outlet end of the first raw material pump is connected with the raw material filtering tank through a pipeline, and the inlet end of the second raw material pump is connected with the raw material filtering tank through a pipeline;
the outlet end of the second raw material pump is respectively connected with the feed inlets of the first heating stirring tank and the second heating stirring tank through pipelines, the discharge outlets of the first heating stirring tank and the second heating stirring tank are connected with the inlet end of the emulsion breaking device pump through pipelines, and the first heating stirring tank and the second heating stirring tank are respectively communicated with steam pipelines;
the device comprises a demulsification device pump, a high-speed centrifugal deoiling machine, a clean oil storage tank, a deoiling unit oil storage tank, a clean oil storage tank and a water discharge port, wherein the outlet end of the demulsification device pump is connected with the inlet end of the ultrasonic and hydrodynamic cavitation demulsification device through a pipeline;
the exit end of muddy water agitator tank pass through the pipeline with static mixer's entry end is connected, is equipped with the muddy water pump on the pipeline, the flocculation charge device pass through the pipeline with the entry end of flocculation charge pump is connected, the exit end of flocculation charge pump passes through the pipeline and is connected with static mixer's flocculating agent mouth, static mixer's exit end passes through the pipeline and is connected with the entry end of high-speed three-phase separator, high-speed three-phase separator is equipped with mud discharge gate, profit discharge gate and separation water discharge gate, the mud discharge gate pass through the pipeline with screw conveyer's feed end is connected, the profit discharge gate pass through the pipeline with three-phase separation unit water tank's feed inlet is connected, the separation water discharge gate pass through the pipeline with three-phase separation unit water storage tank connects, three-phase separation unit oil water tank's discharge gate with the entrance connection of aqueous dirty oil reflux pump, the exit end of aqueous dirty oil reflux pump passes through the reflux pipeline and is connected with the raw materials filter tank, the discharge gate of three-phase separation water separation unit storage tank with the entrance connection of separation water pump, two tunnel of separation water pump connects, the exit end of separation water pump is the reflux pipeline for being connected with the raw materials filter tank all the same kind, another way.
The raw material filter tank, the first heating agitator tank, the second heating agitator tank, the deoiling unit oil storage tank, the muddy water agitator tank, the mud bag, the three-phase separation unit oil water tank and the three-phase separation unit water storage tank are respectively connected with the tail gas treatment device through tail gas pipelines.
Preferably, the ultrasonic treatment device further comprises an oil purifying unit, wherein the oil purifying unit comprises a first ultrasonic treatment tank, a second ultrasonic treatment tank and an oil purifier; a clean oil unit tank; a cyclone dehydrator; an oil storage tank of the oil purification unit; a water storage tank of an oil purification unit;
the discharge port of the deoiling unit oil storage tank is connected with the first ultrasonic treatment tank and the second ultrasonic treatment tank through pipelines respectively, the discharge ports of the first ultrasonic treatment tank and the second ultrasonic treatment tank are connected with the feed port of the oil purifier through pipelines respectively, the oil purifier is provided with an oil-water discharge port and a mud discharge port, the mud discharge port is connected with a mud bag through a pipeline, the oil-water discharge port is connected with the feed port of the oil purifying unit oil water tank through a pipeline, the discharge port of the oil purifying unit oil water tank is connected with the feed port of the cyclone dehydrator through a pipeline, the cyclone dehydrator is provided with an oil discharge port and a water discharge port, the oil discharge port is connected with the feed port of the oil purifying unit oil storage tank through a pipeline, the water discharge port is connected with the feed port of the oil purifying unit water storage tank through a pipeline, the discharge port of the oil purifying unit oil storage tank is connected to the oil purifying storage tank through a pipeline, and the discharge port of the oil purifying unit water storage tank is connected to the three-phase separation unit water storage tank through a pipeline;
the oil purification unit oil water tank, the oil purification unit oil storage tank, the oil purification unit water storage tank and the mud containing bag are respectively connected with the tail gas treatment device through tail gas pipelines.
Preferably, the drying device further comprises a drying unit, wherein the drying unit comprises a drying device, a condenser and a drying unit water storage tank;
the discharge end of screw conveyer pass through the pipeline with drying device's feed inlet is connected, drying device is equipped with steam inlet, mud discharge gate and tail gas export, is connected with steam conduit on the steam inlet, and the mud discharge gate passes through the pipeline to be connected with dress mud bag, and the tail gas export passes through the pipeline to be connected with the feed inlet of condenser, the condenser is equipped with comdenstion water export and tail gas export, and the tail gas export passes through the pipeline to be connected with tail gas treatment device, the comdenstion water export pass through the pipeline with the feed inlet of drying unit storage water tank is connected, the discharge gate of drying unit storage water tank passes through pipe connection to three-phase separation unit storage water tank. The mud bag is connected with a tail gas treatment device through a tail gas pipeline.
Preferably, the drying device also comprises an oil purifying unit and a drying unit;
the oil purifying unit comprises a first ultrasonic treatment tank, a second ultrasonic treatment tank and an oil purifier; an oil purification unit oil tank; a rotational flow dehydrator; an oil storage tank of the oil purification unit; a clean oil unit water storage tank;
the discharge port of the deoiling unit oil storage tank is connected with the first ultrasonic treatment tank and the second ultrasonic treatment tank through pipelines respectively, the discharge ports of the first ultrasonic treatment tank and the second ultrasonic treatment tank are connected with the feed port of the oil purifier through pipelines respectively, the oil purifier is provided with an oil-water discharge port and a sludge discharge port, the sludge discharge port is connected with a sludge bag through a pipeline, the oil-water discharge port is connected with the feed port of the oil purifying unit oil water tank through a pipeline, the discharge port of the oil purifying unit oil water tank is connected with the feed port of the cyclone dehydrator through a pipeline, the cyclone dehydrator is provided with an oil discharge port and a water discharge port, the oil discharge port is connected with the feed port of the oil purifying unit oil storage tank through a pipeline, the water discharge port is connected with the feed port of the oil purifying unit water storage tank through a pipeline, the discharge port of the oil purifying unit oil storage tank is connected to the oil purifying storage tank through a pipeline, and the discharge port of the oil purifying unit water storage tank is connected to the three-phase separation unit water storage tank through a pipeline;
the oil purification unit oil water tank, the oil purification unit oil storage tank, the oil purification unit water storage tank and the mud bag are respectively connected with the tail gas treatment device through tail gas pipelines;
the drying unit comprises a drying device, a condenser and a drying unit water storage tank;
the discharge end of screw conveyer pass through the pipeline with drying device's feed inlet is connected, drying device is equipped with steam inlet, mud discharge gate and tail gas export, is connected with steam conduit on the steam inlet, and the mud discharge gate passes through the pipeline to be connected with dress mud bag, and the tail gas export passes through the pipeline to be connected with the feed inlet of condenser, the condenser is equipped with comdenstion water export and tail gas export, and the tail gas export passes through the pipeline to be connected with tail gas treatment device, the comdenstion water export pass through the pipeline with the feed inlet of drying unit storage water tank is connected, the discharge gate of drying unit storage water tank passes through pipe connection to three-phase separation unit storage water tank. The mud bag is connected with a tail gas treatment device through a tail gas pipeline.
The beneficial effects of the utility model are that:
1. the method has the advantages that no chemical agent is added, the ultrahigh energy effect of ultrasonic waves is only utilized to perform demulsification on oil sludge, scum and the like with various properties, a pure physical demulsification method is utilized to replace a chemical demulsification method, and secondary pollution is avoided.
2. And no chemical agent is added, so that chemical reaction between the chemical agent and materials is avoided, and gases such as toxic and harmful gases are possibly generated to influence human bodies and the environment.
3. The conventional process of adding a medicament to separate sludge and oil and then separating oil and water is changed, and the process of separating oil and water by using separation equipment is adopted, so that oil can be fully separated, the amount of sludge is reduced, a higher reduction rate is realized, and the utilization rate of resources is improved.
4. The separated water can be recycled, the use amount of fresh water is greatly reduced, and water resources are saved.
5. A high-speed centrifugal deoiling unit is added in front of the high-speed solid-liquid three-phase separation unit, so that once clean oil can be separated in advance, the load of the clean oil unit is reduced, and the separation efficiency is improved.
Drawings
Fig. 1 is a schematic view of an embodiment of an ultrasonic separation apparatus for separating oil sludge and scum with centrifugal deoiling according to the present invention;
fig. 2 is a schematic view of a second embodiment of the ultrasonic oil sludge and scum separation device with centrifugal deoiling provided by the present invention;
fig. 3 is a schematic view of a third embodiment of the ultrasonic oil sludge and scum separation device with centrifugal deoiling provided by the present invention;
fig. 4 is a schematic view of a fourth embodiment of the ultrasonic oil sludge and scum separation device with centrifugal deoiling provided by the present invention;
fig. 5 is a schematic structural view of a feeding unit of the ultrasonic oil sludge and scum separation device with centrifugal deoiling of the present invention;
fig. 6 is a schematic structural view of a heating and stirring unit of the ultrasonic oil sludge and scum separation device with centrifugal deoiling provided by the utility model;
fig. 7 is a structural schematic diagram of a high-speed solid-liquid three-phase separation unit of the ultrasonic oil sludge and scum separation device with centrifugal deoiling provided by the utility model;
fig. 8 is a schematic structural view of an ultrasonic tail gas auxiliary unit of the ultrasonic oil sludge and scum separation device with centrifugal deoiling provided by the present invention;
fig. 9 is a schematic structural view of an oil purification unit of the ultrasonic oil sludge and scum separation device with centrifugal deoiling of the present invention;
fig. 10 is a schematic structural view of a drying unit of the ultrasonic oil sludge and scum separation device with centrifugal deoiling of the utility model;
fig. 11 is a schematic structural view of a high-speed centrifugal deoiling unit with a centrifugal deoiling sludge and scum ultrasonic separator.
In the figure: 1. a feed unit; 11. a first feedstock pump; 12. a raw material filtering tank; 13. a second feedstock pump; 2. a heating and stirring unit; 21. a first heating agitation tank; 22. a second heating and stirring tank; 3. a high-speed solid-liquid three-phase separation unit; 31. a static mixer; 32. a high-speed three-phase separator; 33. a screw conveyor; 34. a three-phase separation unit oil-water tank; 35. a three-phase separation unit water storage tank; 36. a water-containing dirty oil reflux pump; 37. separating the water pump; 4. an ultrasonic tail gas auxiliary unit; 41. ultrasonic and hydrodynamic cavitation demulsification devices; 42. a demulsifying device pump; 43. a tail gas treatment device; 44. a flocculation dosing device; 45. a flocculation feeding pump; 5. an oil purification unit; 51. a first ultrasonic treatment tank; 52. a second ultrasonic treatment tank; 53. an oil purifier; 54. a clean oil unit tank; 55. a cyclone dehydrator; 56. an oil storage tank of the oil purification unit; 57. a water storage tank of an oil purification unit; 6. a drying unit; 61. a drying device; 62. a condenser; 63. a water storage tank of the drying unit; 7. a high-speed centrifugal deoiling unit; 71. a high-speed centrifugal deoiling machine; 72. an oil tank of the deoiling unit; 73. a muddy water stirring box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The first embodiment is as follows: referring to fig. 1, 5, 6, 7, 8 and 11, the ultrasonic oil sludge and scum separation device with centrifugal deoiling comprises a feeding unit 1, a heating and stirring unit 2, a high-speed solid-liquid three-phase separation unit 3, an ultrasonic tail gas auxiliary unit 4 and a high-speed centrifugal deoiling unit 7;
the feeding unit 1 comprises a first raw material pump 11, a raw material filtering box 12 and a second raw material pump 13;
the heating and stirring unit 2 comprises a first heating and stirring tank 21 and a second heating and stirring tank 22;
the high-speed solid-liquid three-phase separation unit 3 comprises a static mixer 31, a high-speed three-phase separator 32, a screw conveyor 33, a three-phase separation unit oil-water tank 34, a three-phase separation unit water storage tank 35, a water-containing dirty oil reflux pump 36 and a separation water pump 37;
the ultrasonic tail gas auxiliary unit 4 comprises an ultrasonic and hydrodynamic cavitation demulsification device 41, a demulsification device pump 42, a tail gas treatment device 43, a flocculation dosing device 44 and a flocculation feeding pump 45;
the high-speed centrifugal deoiling unit 7 comprises a high-speed centrifugal deoiling machine 71, a deoiling unit oil storage tank 72 and a muddy water stirring tank 73.
The outlet end of the first raw material pump 11 is connected with the raw material filtering box 12 through a pipeline, and the inlet end of the second raw material pump 13 is connected with the raw material filtering box 12 through a pipeline.
The outlet end of the second raw material pump 13 is connected with the feed inlets of the first heating agitation tank 21 and the second heating agitation tank 22 through pipes, respectively. The discharge ports of the first heating stirring tank 21 and the second heating stirring tank 22 are connected with the inlet end of the demulsification device pump 42 through pipelines.
The first heating stirring tank 21 and the second heating stirring tank 22 are opened and prepared, and the first heating stirring tank 21 and the second heating stirring tank 22 are respectively communicated with a steam pipeline.
The outlet end of the demulsification device pump 42 is connected with the inlet end of the ultrasonic and hydrodynamic cavitation demulsification device 41 through a pipeline, the outlet end of the ultrasonic and hydrodynamic cavitation demulsification device 41 is connected with the feed inlet of the high-speed centrifugal deoiling machine 71 through a pipeline, the high-speed centrifugal deoiling machine 71 is provided with an oil discharge port and a muddy water discharge port, the muddy water discharge port is connected with the feed inlet of the muddy water stirring tank 73 through a pipeline, the oil discharge port is connected with the feed inlet of the deoiling unit oil storage tank 72 through a pipeline, and the discharge port of the deoiling unit oil storage tank 72 is connected with the clean oil storage tank through a pipeline.
The outlet end of the muddy water stirring tank 73 is connected with the inlet end of the static mixer 31 through a pipeline, a muddy water pump is arranged on the pipeline, a flocculation medicine adding device 44 is connected with the inlet end of a flocculation feeding pump 45 through a pipeline, the outlet end of the flocculation feeding pump 45 is connected with a flocculating agent port of the static mixer 31 through a pipeline, the outlet end of the static mixer 31 is connected with the inlet end of a high-speed three-phase separator 32 through a pipeline, the high-speed three-phase separator 32 is provided with a sludge discharge port, an oil-water discharge port and a separated water discharge port, the sludge discharge port is connected with the feed end of a screw conveyor 33 through a pipeline, the discharge end of the screw conveyor 33 is connected with a mud bag, the oil-water discharge port is connected with the feed port of a three-phase separation unit oil-water tank 34 through a pipeline, the separated water discharge port is connected with a three-phase separation unit water storage tank 35 through a pipeline, the discharge port of the three-phase separation unit oil-water storage tank 34 is connected with the inlet end of a water-containing dirty oil reflux pump 36, the outlet end of the water-containing reflux pump 36 is connected with the raw material filtering tank 12 through a reflux pipeline, the discharge port of the three-phase separation unit water storage tank 35 is connected with the outlet of a separation unit 37, the outlet of the separation water pump 37 is connected with two pipelines, one pipeline, and the water pump 37 is connected with two pipelines, and the other pipeline connected with the sewage-water pump 12.
The raw material filtering tank 12, the first heating and stirring tank 21, the second heating and stirring tank 22, the deoiling unit oil storage tank 72, the muddy water stirring tank 73, the mud bag, the three-phase separation unit oil water tank 34 and the three-phase separation unit water storage tank 35 are respectively connected with the tail gas treatment device 43 through tail gas pipelines.
The raw material is pumped into a raw material filtering tank 12 through a first raw material pump 11, the raw material is pumped into a first heating and stirring tank 21 for heating and stirring after being filtered by the raw material filtering tank 12, a second heating and stirring tank 22 is reserved, steam is sent into the first heating and stirring tank 21 through a steam pipeline, the heated and stirred raw material is sent into an ultrasonic and hydrodynamic cavitation demulsification device 41 through a demulsification device pump 42 to perform ultrasonic demulsification on the material so as to perform three-phase separation of oil, water and mud, then the material is sent into a high-speed centrifugal deoiling machine 71, the separated oil enters a deoiling unit oil storage tank 72 and then is sent into a clean oil storage tank, the separated mud-water mixture enters a mud-water stirring tank 73 and then is sent into a static mixer 31 to be mixed with a flocculating agent from a flocculation chemical adding device 44 and then enters a high-speed three-phase separator 32, the sludge is sent into a sludge containing bag through a screw conveyor 33, the water-containing dirty oil enters a three-phase separation unit oil tank 34 and then returns to the raw material filtering tank 12, the separated water enters a three-phase separation unit water storage tank 35, and a part of the raw material returns to a sewage tank system.
The tail gas in the raw material filter tank 12, the first heating and stirring tank 21, the second heating and stirring tank 22, the deoiling unit oil storage tank 72, the muddy water stirring tank 73, the mud bag, the three-phase separation unit oil water tank 34 and the three-phase separation unit water storage tank 35 is respectively sent to the tail gas treatment device 43 through a tail gas pipeline, the tail gas generated by the storage tanks of all units is collected, is subjected to alkali washing and odor removal treatment and then is connected to an on-site RTO gas collection pipeline, and is subjected to standard emission through RTO treatment, so that the peculiar smell in a treatment site is prevented.
The second embodiment: referring to fig. 2 and 9, in addition to the first embodiment, an oil purification unit 5 is further added, where the oil purification unit 5 includes a first ultrasonic treatment tank 51, a second ultrasonic treatment tank 52, and an oil purification machine 53; a clean oil unit tank 54; a spin dryer 55; a clean oil unit oil tank 56; a clean oil unit water tank 57;
the discharge port of the deoiling unit oil storage tank 72 is connected with the first ultrasonic treatment tank 51 and the second ultrasonic treatment tank 52 through pipelines respectively, the first ultrasonic treatment tank 51 and the second ultrasonic treatment tank 52 are opened and prepared, the discharge ports of the first ultrasonic treatment tank 51 and the second ultrasonic treatment tank 52 are connected with the feed port of the oil purifier 53 through pipelines respectively, the oil purifier 53 is provided with an oil-water discharge port and a mud discharge port, the mud discharge port is connected with a mud bag through a pipeline, the oil-water discharge port is connected with the feed port of the oil purifying unit oil water tank 54 through a pipeline, the discharge port of the oil purifying unit oil water tank 54 is connected with the feed port of the cyclone dehydrator 55 through a pipeline, the cyclone dehydrator 55 is provided with an oil discharge port and a water discharge port, the oil discharge port is connected with the feed port of the oil purifying unit oil storage tank 56 through a pipeline, the water discharge port is connected with the feed port of the oil purifying unit water storage tank 57 through a pipeline, the discharge port of the oil purifying unit oil storage tank 56 is connected to the clean oil storage tank through a pipeline, and the discharge port of the oil purifying unit water storage tank 57 is connected to the three-phase separation unit water storage tank 35 through a pipeline.
The oil purification unit oil water tank 54, the oil purification unit oil storage tank 56, the oil purification unit water storage tank 57 and the mud bag are respectively connected with the tail gas treatment device 43 through tail gas pipelines.
The oil in the deoiling unit oil storage tank 72 is pumped into the first ultrasonic treatment tank 51, the second ultrasonic treatment tank 52 is reserved, the separated oil is subjected to further ultrasonic treatment, the treated oil enters the oil purifier 53 for further separation, mud enters the mud bag, an oil-water mixture enters the oil water tank 54 of the oil purifying unit and then enters the cyclone dehydrator 55 for further oil-water separation, the separated oil enters the oil storage tank 56 of the oil purifying unit and then is sent to the oil purifying storage tank, and the separated water enters the water storage tank 57 of the oil purifying unit and is sent back to the water storage tank 35 of the three-phase separation unit.
The tail gas in the oil purification unit oil water tank 54, the oil purification unit oil storage tank 56, the oil purification unit water storage tank 57 and the mud bag is respectively sent to the tail gas treatment device 43 through tail gas pipelines, the tail gas generated by the storage tanks of all units is collected, alkali-washed, deodorized and treated, and then is connected to an on-site RTO gas collection pipeline, and the tail gas is treated by the RTO to reach the standard and is discharged, so that the peculiar smell in the treatment site is prevented.
Example three: referring to fig. 3 and 10, on the basis of the first embodiment, a drying unit 6 is further added, and the drying unit 6 includes a drying device 61, a condenser 62 and a drying unit water storage tank 63;
the discharge end of screw conveyer 33 passes through the pipeline and is connected with drying device 61's feed inlet, drying device 61 is equipped with steam inlet, mud discharge gate and tail gas export, the last steam conduit that is connected with of steam inlet, the mud discharge gate passes through the pipeline and is connected with dress mud bag, the tail gas export passes through the pipeline and is connected with condenser 62's feed inlet, condenser 62 is equipped with comdenstion water export and tail gas export, the tail gas export passes through the pipeline and is connected with tail gas treatment device 43, the comdenstion water export passes through the pipeline and is connected with drying unit storage water tank 63's feed inlet, drying unit storage water tank 63's discharge gate passes through pipe connection to three-phase separation unit storage water tank 35. The mud bag is connected with the tail gas treatment device 43 through a tail gas pipeline.
The sludge separated by the high-speed three-phase separator 32 is conveyed to a drying device 61 through a screw conveyor 33, the sludge dried by the drying device 61 is filled into a sludge bag, steam is introduced into a steam pipeline of the drying machine through the steam pipeline to provide a heat source, tail gas generated by drying is introduced into a condenser 62, generated condensate water is stored in a water storage tank 63 of a drying unit and then introduced into a water storage tank 35 of a three-phase separation unit, and the residual tail gas and the tail gas in the sludge bag are conveyed to a tail gas treatment device 43 through a tail gas pipeline.
Example four: referring to fig. 4, on the basis of the first embodiment, an oil purifying unit 5 and a drying unit 6 are additionally arranged;
the oil purification unit 5 comprises a first ultrasonic treatment tank 51, a second ultrasonic treatment tank 52 and an oil purifier 53; a clean oil unit tank 54; a spin dryer 55; a clean oil unit oil tank 56; a clean oil unit storage tank 57;
the drying unit 6 includes a drying device 61, a condenser 62, and a drying unit water storage tank 63.
The discharge port of the deoiling unit oil storage tank 72 is connected with the first ultrasonic treatment tank 51 and the second ultrasonic treatment tank 52 through pipelines respectively, the first ultrasonic treatment tank 51 and the second ultrasonic treatment tank 52 are opened and prepared, the discharge ports of the first ultrasonic treatment tank 51 and the second ultrasonic treatment tank 52 are connected with the feed port of the oil purifier 53 through pipelines respectively, the oil purifier 53 is provided with an oil-water discharge port and a mud discharge port, the mud discharge port is connected with a mud bag through a pipeline, the oil-water discharge port is connected with the feed port of the oil purifying unit oil water tank 54 through a pipeline, the discharge port of the oil purifying unit oil water tank 54 is connected with the feed port of the cyclone dehydrator 55 through a pipeline, the cyclone dehydrator 55 is provided with an oil discharge port and a water discharge port, the oil discharge port is connected with the feed port of the oil purifying unit oil storage tank 56 through a pipeline, the water discharge port is connected with the feed port of the oil purifying unit water storage tank 57 through a pipeline, the discharge port of the oil purifying unit oil storage tank 56 is connected to the clean oil storage tank through a pipeline, and the discharge port of the oil purifying unit water storage tank 57 is connected to the three-phase separation unit water storage tank 35 through a pipeline.
The oil purification unit oil water tank 54, the oil purification unit oil storage tank 56, the oil purification unit water storage tank 57 and the mud bag are respectively connected with the tail gas treatment device 43 through tail gas pipelines.
The discharge end of screw conveyer 33 passes through the pipeline and is connected with drying device 61's feed inlet, drying device 61 is equipped with steam inlet, mud discharge gate and tail gas export, the last steam conduit that is connected with of steam inlet, the mud discharge gate passes through the pipeline and is connected with dress mud bag, the tail gas export passes through the pipeline and is connected with condenser 62's feed inlet, condenser 62 is equipped with comdenstion water export and tail gas export, the tail gas export passes through the pipeline and is connected with tail gas treatment device 43, the comdenstion water export passes through the pipeline and is connected with drying unit storage water tank 63's feed inlet, drying unit storage water tank 63's discharge gate passes through pipe connection to three-phase separation unit storage water tank 35. The mud bag is connected with the tail gas treatment device 43 through a tail gas pipeline.
The oil in the deoiling unit oil storage tank 72 is pumped into the first ultrasonic treatment tank 51, the second ultrasonic treatment tank 52 is reserved, the separated oil is subjected to further ultrasonic treatment, the treated oil enters the oil purifier 53 for further separation, mud enters the mud bag, an oil-water mixture enters the oil water tank 54 of the oil purifying unit and then enters the cyclone dehydrator 55 for further oil-water separation, the separated oil enters the oil storage tank 56 of the oil purifying unit and then is sent to the oil purifying storage tank, and the separated water enters the water storage tank 57 of the oil purifying unit and is sent back to the water storage tank 35 of the three-phase separation unit.
The tail gas in the oil purification unit oil water tank 54, the oil purification unit oil storage tank 56, the oil purification unit water storage tank 57 and the mud bag is respectively sent to the tail gas treatment device 43 through tail gas pipelines, the tail gas generated by the storage tanks of all units is collected, alkali-washed and deodorized, then is connected to an on-site RTO gas collection pipeline, and is discharged after reaching standards through RTO treatment, so that peculiar smell in a treatment site is prevented.
The sludge separated by the high-speed three-phase separator 32 is conveyed to a drying device 61 through a screw conveyor 33, the sludge dried by the drying device 61 is filled into a sludge bag, steam is introduced into a steam pipeline of the drying machine through the steam pipeline to provide a heat source, tail gas generated by drying is introduced into a condenser 62, generated condensate water is stored in a water storage tank 63 of a drying unit and then introduced into a water storage tank 35 of a three-phase separation unit, and the residual tail gas and the tail gas in the sludge bag are conveyed to a tail gas treatment device 43 through a tail gas pipeline.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The ultrasonic separation device for the oil sludge and the scum with centrifugal deoiling is characterized by comprising a feeding unit (1), a heating and stirring unit (2), a high-speed solid-liquid three-phase separation unit (3), an ultrasonic tail gas auxiliary unit (4) and a high-speed centrifugal deoiling unit (7);
the feeding unit (1) comprises a first raw material pump (11), a raw material filtering box (12) and a second raw material pump (13);
the heating and stirring unit (2) comprises a first heating and stirring tank (21) and a second heating and stirring tank (22);
the high-speed solid-liquid three-phase separation unit (3) comprises a static mixer (31), a high-speed three-phase separator (32), a screw conveyor (33), a three-phase separation unit oil-water tank (34), a three-phase separation unit water storage tank (35), a water-containing dirty oil reflux pump (36) and a separation water pump (37);
the ultrasonic tail gas auxiliary unit (4) comprises an ultrasonic and hydrodynamic cavitation demulsification device (41), a demulsification device pump (42), a tail gas treatment device (43), a flocculation dosing device (44) and a flocculation feeding pump (45);
the high-speed centrifugal deoiling unit (7) comprises a high-speed centrifugal deoiling machine (71), a deoiling unit oil storage tank (72) and a muddy water stirring tank (73);
the outlet end of the first raw material pump (11) is connected with the raw material filtering box (12) through a pipeline, and the inlet end pipeline of the second raw material pump (13) is connected with the raw material filtering box (12);
the outlet end of the second raw material pump (13) is respectively connected with the feed inlets of the first heating and stirring tank (21) and the second heating and stirring tank (22) through pipelines, the discharge outlets of the first heating and stirring tank (21) and the second heating and stirring tank (22) are connected with the inlet end of the emulsion breaking device pump (42) through pipelines, and the first heating and stirring tank (21) and the second heating and stirring tank (22) are respectively communicated with steam pipelines;
the outlet end of the demulsification device pump (42) is connected with the inlet end of the ultrasonic and hydrodynamic cavitation demulsification device (41) through a pipeline, the outlet end of the ultrasonic and hydrodynamic cavitation demulsification device (41) is connected with the feed inlet of the high-speed centrifugal deoiling machine (71) through a pipeline, the high-speed centrifugal deoiling machine (71) is provided with an oil discharge port and a slurry discharge port, the slurry discharge port is connected with the feed inlet of a slurry stirring tank (73) through a pipeline, the oil discharge port is connected with the feed inlet of the deoiling unit oil storage tank (72) through a pipeline, and the discharge port of the deoiling unit oil storage tank (72) is connected with a clean oil storage tank through a pipeline;
the outlet end of the muddy water stirring box (73) is connected with the inlet end of the static mixer (31) through a pipeline, a muddy water pump is arranged on the pipeline, the flocculation dosing device (44) is connected with the inlet end of the flocculation feeding pump (45) through a pipeline, the outlet end of the flocculation feeding pump (45) is connected with a flocculating agent port of the static mixer (31) through a pipeline, the outlet end of the static mixer (31) is connected with the inlet end of the high-speed three-phase separator (32) through a pipeline, the high-speed three-phase separator (32) is provided with a sludge discharge port, an oil-water discharge port and a separated water discharge port, the sludge discharge port is connected with the feed end of the screw conveyor (33) through a pipeline, the oil-water discharge port is connected with the feed port of the oil-water tank (34) of the three-phase separation unit through a pipeline, the separated water discharge port is connected with the water storage tank (35) of the three-phase separation unit through a pipeline, the discharge port of the oil-water tank (34) of the three-phase separation unit is connected with the inlet end of the water-containing dirty oil return pump (36), the outlet end of the water-containing dirty oil return pump (36) is connected with the raw material filter tank (12) through a return pipeline, the discharge port of the three-phase separation unit water storage tank (35) is connected with the inlet end of the separation water pump (37), the outlet end of the separation water pump (37) is connected with two pipelines, one pipeline is a return pipeline connected with the raw material filter tank (12), and the other pipeline is a separation water pipe leading to the sewage tank system;
the raw material filtering tank (12), the first heating stirring tank (21), the second heating stirring tank (22), the deoiling unit oil storage tank (72), the muddy water stirring tank (73), the mud bag, the three-phase separation unit oil water tank (34) and the three-phase separation unit water storage tank (35) are respectively connected with the tail gas treatment device (43) through tail gas pipelines.
2. The ultrasonic sludge and scum separation device with centrifugal deoiling of claim 1, further comprising an oil purification unit (5), wherein the oil purification unit (5) comprises a first ultrasonic treatment tank (51), a second ultrasonic treatment tank (52) and an oil purification machine (53); a clean oil unit tank (54); a spin dryer (55); an oil cleaning unit oil reservoir (56); a clean oil unit water storage tank (57);
the discharge port of the deoiling unit oil storage tank (72) is connected with the first ultrasonic treatment tank (51) and the second ultrasonic treatment tank (52) through pipelines respectively, the discharge ports of the first ultrasonic treatment tank (51) and the second ultrasonic treatment tank (52) are connected with the feed port of the oil purifier (53) through pipelines respectively, the oil purifier (53) is provided with an oil-water discharge port and a mud discharge port, the mud discharge port is connected with a mud bag through a pipeline, the oil-water discharge port is connected with the feed port of the oil purifying unit oil water tank (54) through a pipeline, the discharge port of the oil purifying unit oil water tank (54) is connected with the feed port of the cyclone dehydrator (55) through a pipeline, the cyclone dehydrator (55) is provided with an oil discharge port and a water discharge port, the oil discharge port is connected with the feed port of the oil purifying unit oil storage tank (56) through a pipeline, the water discharge port is connected with the feed port of the oil purifying unit water storage tank (57) through a pipeline, the discharge port of the oil purifying unit oil storage tank (56) is connected to the water storage tank through a three-phase separation unit (35) through a pipeline;
the oil purification unit oil water tank (54), the oil purification unit oil storage tank (56), the oil purification unit water storage tank (57) and the mud bag are respectively connected with the tail gas treatment device (43) through tail gas pipelines.
3. The ultrasonic sludge and scum separation device with centrifugal deoiling function as claimed in claim 1, further comprising a drying unit (6), wherein the drying unit (6) comprises a drying device (61), a condenser (62) and a drying unit water storage tank (63);
the discharge end of screw conveyer (33) pass through the pipeline with the feed inlet of drying device (61) is connected, drying device (61) is equipped with steam inlet, mud discharge gate and tail gas export, is connected with steam conduit on the steam inlet, and the mud discharge gate passes through the pipeline to be connected with the dress mud bag, and the tail gas export passes through the pipeline to be connected with the feed inlet of condenser (62), condenser (62) are equipped with comdenstion water export and tail gas export, and the tail gas export passes through the pipeline to be connected with tail gas processing apparatus (43), the comdenstion water export pass through the pipeline with the feed inlet of drying unit storage water tank (63) is connected, the discharge gate of drying unit storage water tank (63) passes through pipe connection to three-phase separation unit storage water tank (35), and the dress mud bag passes through the tail gas pipeline and is connected with tail gas processing apparatus (43).
4. The ultrasonic sludge and scum separation device with centrifugal deoiling function as claimed in claim 1, further comprising an oil purifying unit (5) and a drying unit (6);
the oil purification unit (5) comprises a first ultrasonic treatment tank (51), a second ultrasonic treatment tank (52) and an oil purifier (53); an oil-purifying unit oil-water tank (54); a spin dryer (55); an oil cleaning unit oil reservoir (56); a clean oil unit water storage tank (57);
the discharge port of the deoiling unit oil storage tank (72) is connected with the first ultrasonic treatment tank (51) and the second ultrasonic treatment tank (52) through pipelines respectively, the discharge ports of the first ultrasonic treatment tank (51) and the second ultrasonic treatment tank (52) are connected with the feed port of the oil purifier (53) through pipelines respectively, the oil purifier (53) is provided with an oil-water discharge port and a mud discharge port, the mud discharge port is connected with a mud bag through a pipeline, the oil-water discharge port is connected with the feed port of the oil purifying unit oil water tank (54) through a pipeline, the discharge port of the oil purifying unit oil water tank (54) is connected with the feed port of the cyclone dehydrator (55) through a pipeline, the cyclone dehydrator (55) is provided with an oil discharge port and a water discharge port, the oil discharge port is connected with the feed port of the oil purifying unit oil storage tank (56) through a pipeline, the water discharge port is connected with the feed port of the oil purifying unit water storage tank (57) through a pipeline, the discharge port of the oil purifying unit oil storage tank (56) is connected with the water storage tank through a three-phase separation unit (35) through a pipeline;
the oil purification unit oil water tank (54), the oil purification unit oil storage tank (56), the oil purification unit water storage tank (57) and the mud bag are respectively connected with the tail gas treatment device (43) through tail gas pipelines;
the drying unit (6) comprises a drying device (61), a condenser (62) and a drying unit water storage tank (63);
the discharge end of screw conveyer (33) pass through the pipeline with the feed inlet of drying device (61) is connected, drying device (61) is equipped with steam inlet, mud discharge gate and tail gas export, is connected with steam conduit on the steam inlet, and the mud discharge gate passes through the pipeline to be connected with the dress mud bag, and the tail gas export passes through the pipeline to be connected with the feed inlet of condenser (62), condenser (62) are equipped with comdenstion water export and tail gas export, and the tail gas export passes through the pipeline to be connected with tail gas processing apparatus (43), the comdenstion water export pass through the pipeline with the feed inlet of drying unit storage water tank (63) is connected, the discharge gate of drying unit storage water tank (63) passes through pipe connection to three-phase separation unit storage water tank (35), and the dress mud bag passes through the tail gas pipeline and is connected with tail gas processing apparatus (43).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221517051.8U CN218115259U (en) | 2022-06-17 | 2022-06-17 | Ultrasonic separation device with centrifugal deoiling for oil sludge and scum |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221517051.8U CN218115259U (en) | 2022-06-17 | 2022-06-17 | Ultrasonic separation device with centrifugal deoiling for oil sludge and scum |
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| CN202221517051.8U Active CN218115259U (en) | 2022-06-17 | 2022-06-17 | Ultrasonic separation device with centrifugal deoiling for oil sludge and scum |
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