CN113716722B - Asphalt sewage slag-oil separation device - Google Patents

Abstract

The invention provides an asphalt sewage and slag oil separation device, belongs to the technical field of asphalt sewage treatment, and is used for solving the problems of low asphalt sewage and slag oil separation efficiency and poor asphalt sewage and slag oil separation effect. The device comprises an installation platform, wherein a mud outlet is formed above the installation platform, a settling tank is fixed above the installation platform, a partition plate and two arc-shaped baffle plates are fixed inside the settling tank, two symmetrical guide plates are fixed above the partition plate, an oil removing mechanism and two flow pumps are arranged inside the settling tank, a water removing tank is fixed on the end surface of the settling tank, a conveying mechanism and a draining mechanism are fixed above the installation platform, and an extruding mechanism and a discharging mechanism are arranged inside the conveying mechanism; according to the invention, the oil removing mechanism, the draining mechanism, the extruding mechanism and the discharging mechanism are matched, so that grease, sludge and sewage can be simultaneously separated, the separation efficiency is improved, and the separation effect of asphalt sewage is improved due to the matching of the draining mechanism, the extruding mechanism and the discharging mechanism.

Description

Asphalt sewage slag-oil separation device

Technical Field

The invention belongs to the technical field of asphalt sewage treatment, and relates to an asphalt sewage and slag oil separating device.

Background

Water pollution is one of the main environmental problems faced by China. With the development of industry in China, the discharge amount of industrial wastewater is increasing day by day, and the industrial wastewater which does not reach the discharge standard can pollute surface water and underground water after being discharged into a water body. Oily wastewater oil floats on the water surface, animal and vegetable oil is putrefactive, dissolved oxygen in water is consumed, and unpleasant odor is emitted, so that the wastewater needs to be treated.

Asphalt is in process of production, can produce a large amount of oily sewage, not only contain more grease in this kind of sewage, inside still is mingled with a large amount of silt, the grease, silt and sewage mix together, sewage treatment's the degree of difficulty has greatly been improved, the post processing of being not convenient for, consequently, just need be to the grease, silt and sewage separate, but current splitter can not be simultaneously to the grease, silt and sewage separate, lead to pitch sewage separation efficiency low, and simultaneously, current splitter is not thorough to the grease, silt and sewage separation, lead to pitch sewage separation effect poor, therefore we propose a pitch sewage sediment oil separator.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides an asphalt sewage and slag oil separation device, which aims to solve the technical problems that: how to efficiently separate asphalt sewage residual oil and improve the separation effect of the asphalt sewage residual oil.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides an asphalt sewage dregs oil separator, which comprises an installation platform, the mud hole has been seted up to mounting platform's top, mounting platform's top is fixed with the setting tank, the inside of setting tank is fixed with baffle and two cowl, two cowl are symmetrical each other, the top of baffle is fixed with the deflector of two symmetries, deflector and cowl are located same height, the inside of setting tank is provided with deoiling mechanism and two flow pump, the flow pump slides and sets up on the inner wall of setting tank, and be provided with the floating block on the flow pump, the terminal surface of setting tank is fixed with except that the water tank, it is located the below of deoiling mechanism to remove the water tank, mounting platform's top is fixed with conveying mechanism and waterlogging caused by excessive rainfall mechanism, conveying mechanism and waterlogging caused by excessive rainfall mechanism's tip all is located except that the below of water tank, conveying mechanism's inside is provided with extrusion mechanism and shedding mechanism, shedding mechanism is located the below of extrusion mechanism.

The working principle of the invention is as follows: pouring asphalt sewage into the settling tank for settling, after settling is completed, two flow pumps drive sewage to flow, the sewage is guided by an arc-shaped baffle plate and a guide plate, the sewage moves towards an oil removing mechanism, the oil removing mechanism moves oil floating on the sewage into a water removing tank, the water removing tank removes the oil again, the oil is separated from the sewage, a draining mechanism pumps the sludge at the bottom of the settling tank to an unloading mechanism, meanwhile, the sludge is drained, a conveying mechanism drives the unloading mechanism to move to the lower side of an extruding mechanism, the extruding mechanism extrudes the sludge to remove the water, the conveying mechanism drives the unloading mechanism to move to a sludge outlet, the unloading mechanism is used for discharging the sludge, the flow pumps can follow the height of the sewage through floating blocks to lift, and universality is improved.

Deoiling mechanism is including deoiling motor, live-rollers and spatula, and live-rollers and spatula all rotate the inside that sets up at the settling box, and the live-rollers is made for oleophylic hydrophobic material, and the deoiling motor is fixed on the terminal surface of settling box, and the output shaft of deoiling motor passes through the shaft coupling to be connected with the live-rollers, and the below of spatula articulates there is adjusting screw, and adjusting screw's tip articulates the side at the settling box.

Structure more than adopting rotates adjusting screw to contradict the spatula on the live-rollers, the deoiling motor passes through the output shaft and drives the live-rollers rotation, adsorbs the grease on the sewage on the live-rollers, and the spatula is shoveled down the grease on the live-rollers, and the grease falls down the inside of dewatering box from the spatula, and the live-rollers can effectively adsorb the grease.

Except that the inside of water tank is provided with the linker, the linker is located the spatula under, and the top of removing the water tank is connected with the outlet duct, and the bottom of removing the water tank is provided with the heating resistor silk, removes the water tank side and is provided with the oil extraction pipe.

Structure more than adopting, the grease falls down to the inside of linker from the spatula, and the inside oil of linker overflows to the inside of dewatering tank, and heating resistor silk heats oil, becomes steam with the evaporation of water, and steam is discharged from the outlet duct to isolate the grease, oil discharge pipe can discharge the grease of separation.

The waterlogging caused by excessive rainfall mechanism includes the water pump case, and the top at mounting platform is fixed to the water pump case, and the inside of water pump case is provided with the slush pump, and the end of intaking of slush pump leads to pipe intercommunication and subsides the bottom of case, and the side of water pump case is fixed with the support case, and the inside of support case is provided with the waterlogging caused by excessive rainfall conveyer belt, and the play water end of slush pump is located the top of waterlogging caused by excessive rainfall conveyer belt, and the terminal surface of support case is fixed with the waterlogging caused by excessive rainfall motor, and the output shaft and the waterlogging caused by excessive rainfall conveyer belt of waterlogging caused by excessive rainfall motor are connected, and the below of support case is fixed with the discharging pipe.

Structure more than adopting, on the mud pump takes out the silt of subsiding bottom of the case portion and sends the waterlogging caused by excessive rainfall conveyer belt, the waterlogging caused by excessive rainfall motor passes through the output shaft and drives the waterlogging caused by excessive rainfall conveyer belt and remove, carries out the waterlogging caused by excessive rainfall to silt when removing, and the inside of conveying mechanism is carried to the sewage that the waterlogging caused by excessive rainfall obtained, and the waterlogging caused by excessive rainfall conveyer belt drives silt and removes discharging pipe department, and the silt after the waterlogging caused by excessive rainfall falls down to discharge mechanism from the discharging pipe on.

Conveying mechanism includes the transport box, the transport box is fixed in the top of mounting platform, two first spouts and two second spouts have been seted up to the inside of transport box, the both sides of transport box all are fixed with the deflector, the chamfer has been seted up to the tip of deflector, the swivelling chute has been seted up to the inboard of deflector, the inside of transport box is rotated and is provided with the threaded rod, the discharge opening has been seted up on the transport box, discharge opening and mud outlet intercommunication, the end fixing of transport box has conveying motor, conveying motor's output shaft passes through the shaft coupling and is connected with the threaded rod, the below of transport box is equipped with the outlet pipe of taking the valve.

By adopting the structure, the conveying motor drives the threaded rod to rotate through the output shaft, the threaded rod drives the discharging mechanism to move, the discharging hole conveniently discharges sludge, the water outlet pipe with the valve conveniently concentrates and discharges sewage, and sewage is conveniently collected.

The extrusion mechanism comprises a mounting frame, the mounting frame is fixed above the conveying box, a hydraulic cylinder is fixed below the mounting frame, and a pressing plate is fixed below the hydraulic cylinder.

By adopting the structure, the hydraulic cylinder drives the pressing plate to move downwards, the pressing plate extrudes sludge in the discharging mechanism, and the hydraulic cylinder drives the pressing plate to ascend after the extrusion is completed.

Discharge mechanism includes collecting box and sliding plate, the below of clamp plate and the inside of collecting box all are provided with the filter screen, the top of collecting box is fixed with the pin, the pin is located the top of delivery box, the tip of collecting box articulates there are two rotor plates, the tip of two rotor plates slides respectively and sets up on the second spout that corresponds the position, be fixed with the cylinder on the rotor plate, sliding plate and threaded rod threaded connection, the both ends of sliding plate slide respectively and set up inside the first spout that corresponds the position, the top of sliding plate articulates there is electric putter, electric putter's the articulated below of collecting box of tip.

Structure more than adopting, the conveying motor passes through the output shaft and drives the threaded rod rotation, the threaded rod drives the sliding plate and removes, the sliding plate passes through electric putter and drives the collecting box and remove, the tip extrusion of two rotor plates is on the chamfer of steering wheel, thereby it is rotatory to drive two rotor plates, the rotor plate drives the cylinder and removes inside the swivelling chute, when the cylinder is contradicted when the tip of swivelling chute, electric putter drives the collecting box and rotates, the collecting box uses the cylinder to rotate as the center, the collecting box slope, thereby fall the discharge opening under the silt, the inside silt hole falls under the rethread discharge opening, fall into the mounting platform below at last, collecting truck or other collection device can be placed to the mounting platform below, collect silt and sewage.

Compared with the prior art, the asphalt sewage and slag oil separating device has the following advantages:

1. the oil removing mechanism, the draining mechanism, the extruding mechanism and the discharging mechanism are matched, so that oil, sludge and sewage can be simultaneously separated, the separation speed is increased, the separation efficiency is improved, the draining mechanism, the extruding mechanism and the discharging mechanism are matched, so that water can be removed from the sewage and the sludge for multiple times, and the separation effect of the sewage and the sludge is improved;

2. the oil removing mechanism, the settling tank and the flow pump are matched, so that oil stains on the surface of sewage can be concentrated to the rotating roller, and the speed of separating oil is improved;

3. deoiling motor and dewatering tank cooperation can be with grease separation back injection inside the dewatering tank, heats the grease of dewatering tank inside simultaneously, gets rid of the moisture that is mingled with in the grease, has improved grease and sewage separation effect.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of a settling tank and a dewatering tank according to the present invention;

FIG. 3 is a perspective view of a portion of the components of the present invention;

FIG. 4 is a schematic cross-sectional view of a portion of the components of the present invention;

FIG. 5 is a schematic perspective view of a part of the discharge mechanism of the present invention;

in the figure: 1-oil removing mechanism, 101-oil removing motor, 102-rotating roller, 103-scraping shovel, 104-adjusting screw, 2-settling tank, 201-arc baffle, 202-guide plate, 203-partition plate, 3-mounting platform, 4-conveying mechanism, 401-conveying motor, 402-conveying box, 403-first chute, 404-second chute, 405-steering plate, 406-threaded rod, 407-discharge hole, 5-draining mechanism, 501-draining motor, 502-discharge pipe, 503-draining conveyer belt, 504-water pump box, 6-water removing box, 601-gas outlet pipe, 602-communicating vessel, 603-heating resistance wire, 7-heating pump, 8-extruding mechanism, 801-pressure plate, 802-mounting rack, 803-hydraulic cylinder, 9-discharging mechanism, 901-baffle rod, 902-rotating plate, 903-collecting box, 904-sliding plate, 905-electric push rod, 906-cylinder.

Detailed Description

The technical solution of the present patent will be further described in detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, the embodiment provides an asphalt sewage and slag oil separating device, which includes an installation platform 3, a sludge outlet is formed above the installation platform 3, a settling tank 2 is fixed above the installation platform 3, a partition plate 203 and two arc baffles 201 are fixed inside the settling tank 2, the two arc baffles 201 are symmetrical to each other, two symmetrical guide plates 202 are fixed above the partition plate 203, the guide plates 202 and the arc baffles 201 are located at the same height, an oil removing mechanism 1 and two flow pumps 7 are arranged inside the settling tank 2, the flow pumps 7 are slidably arranged on the inner wall of the settling tank 2, floating blocks are arranged on the flow pumps 7, a water removing tank 6 is fixed on the end face of the settling tank 2, the water removing tank 6 is located below the oil removing mechanism 1, a conveying mechanism 4 and a draining mechanism 5 are fixed above the installation platform 3, the end portions of the conveying mechanism 4 and the draining mechanism 5 are both located below the water removing tank 6, an extruding mechanism 8 and a discharging mechanism 9 are arranged inside the conveying mechanism 4, and the discharging mechanism 9 is located below the extruding mechanism 8; pouring asphalt sewage into settling tank 2 for internal settling, after settling, two flow pumps 7 drive sewage to flow, sewage is guided through cowl 201 and deflector 202, sewage moves to deoiling mechanism 1, thereby it moves to deoiling mechanism 1 to drive what sewage top, deoiling mechanism 1 moves the inside of dewatering tank 6 with the oil that floats on the sewage, dewatering tank 6 removes water once more to oil, thereby separate out oil from sewage, draining mechanism 5 pumps the silt of settling tank 2 bottom to discharge mechanism 9, simultaneously carry out the waterlogging caused by excessive rainfall to silt, conveying mechanism 4 drives discharge mechanism 9 and moves to extrusion mechanism 8 below, extrusion mechanism 8 extrudes the silt to remove water, conveying mechanism 4 drives discharge mechanism 9 and moves to the mud hole, discharge mechanism 9 is with silt eduction gear, flow pumps 7 can follow the height of sewage through the floating block and go up and down, and universality is improved.

The oil removing mechanism 1 comprises an oil removing motor 101, a rotating roller 102 and a spatula 103, wherein the rotating roller 102 and the spatula 130 are both rotatably arranged inside the settling box 2, the rotating roller 102 is made of oleophylic and hydrophobic materials, the oil removing motor 101 is fixed on the end surface of the settling box 2, an output shaft of the oil removing motor 101 is connected with the rotating roller 102 through a coupler, an adjusting screw 104 is hinged below the spatula 103, and the end part of the adjusting screw 104 is hinged on the side surface of the settling box 2; the adjusting screw 104 is rotated, so that the spatula 103 is abutted to the rotating roller 102, the oil removing motor 101 drives the rotating roller 102 to rotate through the output shaft, oil on sewage is adsorbed on the rotating roller 102, the spatula 103 shovels the oil on the rotating roller 102, the oil falls from the spatula 103 to the inside of the water removing tank 6, and the rotating roller 102 can effectively adsorb the oil.

A communicating vessel 602 is arranged in the water removing tank 6, the communicating vessel 602 is positioned right below the spatula 103, an air outlet pipe 601 is connected above the water removing tank 6, a heating resistance wire 603 is arranged at the bottom of the water removing tank 6, and an oil discharge pipe is arranged on the side surface of the water removing tank 6; grease falls to the inside of linker 602 from spatula 103, and the inside oil of linker 602 overflows the inside of dewatering tank 6, and heating resistor silk 603 heats oil, evaporates into steam with water, and steam discharges from outlet duct 601 to isolate grease, oil drain pipe can discharge the grease of separation.

The draining mechanism 5 comprises a water pump box 504, the water pump box 504 is fixed above the mounting platform 3, a slurry pump is arranged inside the water pump box 504, the water inlet end of the slurry pump is communicated with the bottom of the settling tank 2 through a water pipe, a support box is fixed on the side surface of the water pump box 504, a draining conveyer belt 503 is arranged inside the support box, the water outlet end of the slurry pump is positioned above the draining conveyer belt 503, a draining motor 501 is fixed on the end surface of the support box, the output shaft of the draining motor 501 is connected with the draining conveyer belt 503, and a discharge pipe 502 is fixed below the support box; the mud pump pumps the sludge at the bottom of the settling tank 2 to the draining conveying belt 503, the draining motor 501 drives the draining conveying belt 503 to move through an output shaft, the draining conveying belt 503 drives the sludge to move, draining is carried out on the sludge while moving, the sewage obtained by draining is conveyed to the inside of the conveying mechanism 4, the draining conveying belt 503 drives the sludge to move to the discharging pipe 502, and the drained sludge falls onto the discharging mechanism 9 from the discharging pipe 502.

The conveying mechanism 4 comprises a conveying box 402, the conveying box 402 is fixed above the mounting platform 3, two first sliding grooves 403 and two second sliding grooves 404 are formed in the conveying box 402, steering plates 405 are fixed on two sides of the conveying box 402, chamfers are formed in the end portions of the steering plates 405, a rotating groove is formed in the inner sides of the steering plates 405, a threaded rod 406 is rotatably arranged in the conveying box 402, a discharge hole 407 is formed in the conveying box 402 and communicated with a sludge discharge hole, a conveying motor 401 is fixed on the end portion of the conveying box 402, an output shaft of the conveying motor 401 is connected with the threaded rod 406 through a coupler, and a water outlet pipe with a valve is arranged below the conveying box 402; conveying motor 401 drives threaded rod 406 through the output shaft and rotates, and threaded rod 406 drives shedding mechanism 9 and removes, and discharge opening 407 conveniently discharges silt, and the outlet pipe of taking the valve is convenient concentrates sewage and discharges, conveniently collects sewage.

The squeezing mechanism 8 comprises a mounting frame 802, the mounting frame 802 is fixed above the conveying box 402, a hydraulic cylinder 803 is fixed below the mounting frame 802, and a pressing plate 802 is fixed below the hydraulic cylinder 803; the hydraulic cylinder 803 drives the pressing plate 802 to move downwards, the pressing plate 802 extrudes the sludge inside the discharging mechanism 9, and after the extrusion is completed, the hydraulic cylinder 803 drives the pressing plate 802 to ascend.

The discharging mechanism 9 comprises a collecting box 903 and a sliding plate 904, filter screens are arranged below the pressing plate 802 and inside the collecting box 903, a blocking rod 901 is fixed above the collecting box 903 and positioned above the conveying box 402, two rotating plates 902 are hinged to the end part of the collecting box 903, the end parts of the two rotating plates 902 are respectively arranged on the second sliding grooves 404 at corresponding positions in a sliding manner, a cylinder 906 is fixed on each rotating plate 902, the sliding plate 904 is in threaded connection with a threaded rod 406, two ends of the sliding plate 904 are respectively arranged inside the first sliding grooves 403 at corresponding positions in a sliding manner, an electric push rod 905 is hinged above the sliding plate 904, and the end part of the electric push rod 905 is hinged below the collecting box 903; conveying motor 401 drives threaded rod 406 through the output shaft and rotates, threaded rod 406 drives sliding plate 904 and removes, sliding plate 904 drives collecting box 903 through electric putter 905 and removes, the tip extrusion of two rotor plates 902 is on the chamfer of steering plate 405, thereby it is rotatory to drive two rotor plates 902, rotor plate 902 drives cylinder 906 and removes inside the swivelling chute, when cylinder 906 contradicts at the tip of swivelling chute, electric putter 905 drives collecting box 903 and rotates, collecting box 903 uses cylinder 906 to rotate as the center, the slope of collecting box 903, thereby fall discharge opening 407 under silt, the rethread discharge opening 407 falls inside the mud hole, fall into mounting platform 3 below at last, collecting truck or other collection device can be placed to mounting platform 3 below, collect silt and sewage.

In this embodiment, the fixing manners are the simplest fixing manners commonly used in the field, such as threaded connection, welding, and the like; in this embodiment, the electrical devices, such as the conveying motor 401 and the electric push rod 905, are all prior art products, and can be purchased and used directly, and the detailed description of the specific principles is omitted.

The working principle of the invention is as follows:

injecting asphalt sewage into a settling tank 2 for settling, after settling is completed, driving sewage to flow by two flow pumps 7, after the sewage is guided by an arc baffle 201 and a guide plate 202, moving the sewage to a rotating roller 102 to drive the sewage to move to the rotating roller 102, rotating an adjusting screw 104 to enable a spatula 103 to be abutted against the rotating roller 102, enabling an oil removing motor 101 to drive the rotating roller 102 to rotate through an output shaft, adsorbing oil on the sewage onto the rotating roller 102, shoveling the oil on the rotating roller 102 by the spatula 103, enabling the oil to fall into a communicating vessel 602 from the spatula 103, enabling the oil in the communicating vessel 602 to overflow into a dewatering tank 6, heating a resistance wire 603 to heat the oil, evaporating water, discharging the evaporated water from an air outlet pipe 601, separating the oil, and finally discharging the separated oil through an oil discharge pipe;

the mud pump pumps the sludge at the bottom of the settling tank 2 to a draining conveyer belt 503, a draining motor 501 drives the draining conveyer belt 503 to move through an output shaft, the draining conveyer belt 503 drives the sludge to move, draining is carried out on the sludge while moving, the drained sewage is conveyed to the inside of a conveying mechanism 4, the draining conveyer belt 503 drives the sludge to move to a discharging pipe 502, the drained sludge falls to a collecting tank 903 from the discharging pipe 502, the conveying motor 401 drives a threaded rod 406 to rotate through the output shaft, the conveying motor 401 drives the threaded rod 406 to rotate through the output shaft, the threaded rod 406 drives a sliding plate 904 to move, the sliding plate 904 drives the collecting tank 903 to move to the position below a pressing plate 802 through an electric push rod 905, a hydraulic cylinder 803 drives the pressing plate 802 to move downwards, the pressing plate 802 extrudes the sludge in the collecting tank 903, and after extrusion is completed, the hydraulic cylinder 803 drives the pressing plate 802 to ascend, and the separated sewage is discharged in a centralized manner through a water outlet pipe with a valve;

conveying motor 401 drives threaded rod 406 through the output shaft and rotates, threaded rod 406 drives sliding plate 904 and removes, sliding plate 904 drives collecting box 903 through electric putter 905 and removes, the tip extrusion of two rotor plates 902 is on the chamfer of steering plate 405, thereby it is rotatory to drive two rotor plates 902, rotor plate 902 drives cylinder 906 and removes inside the swivelling chute, when cylinder 906 contradicts at the tip of swivelling chute, electric putter 905 drives collecting box 903 and rotates, collecting box 903 uses cylinder 906 to rotate as the center, the slope of collecting box 903, thereby fall discharge opening 407 under silt, the rethread discharge opening 407 falls inside the mud hole, fall into mounting platform 3 below at last, collecting truck or other collection device can be placed to mounting platform 3 below, collect silt and sewage.

In conclusion, the oil removing mechanism 1, the draining mechanism 5, the extruding mechanism 8 and the discharging mechanism 9 are matched, so that grease, sludge and sewage can be simultaneously separated, the separation speed is increased, the separation efficiency is improved, the draining mechanism 5, the extruding mechanism 8 and the discharging mechanism 9 are matched, so that water can be removed from the sewage and the sludge for multiple times, and the separation effect of the sewage and the sludge is improved; the oil removing mechanism 1, the settling tank 2 and the flow pump 7 are matched, so that oil stains on the surface of sewage can be concentrated to the rotating roller 102, and the speed of separating oil is increased; deoiling motor 101 and the cooperation of dewatering case 6 can be with grease separation back injection remove inside water case 6, heat the grease that dewaters 6 insides simultaneously, get rid of the moisture that is mingled with in the grease, improved grease and sewage separation effect.

Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (4)

1. The asphalt sewage and slag oil separating device comprises a mounting platform (3), and is characterized in that a mud outlet is formed above the mounting platform (3), a settling tank (2) is fixed above the mounting platform (3), a partition plate (203) and two arc-shaped baffles (201) are fixed inside the settling tank (2), the two arc-shaped baffles (201) are mutually symmetrical, two symmetrical guide plates (202) are fixed above the partition plate (203), the guide plates (202) and the arc-shaped baffles (201) are positioned at the same height, an oil removing mechanism (1) and two flow pumps (7) are arranged inside the settling tank (2), the flow pumps (7) are slidably arranged on the inner wall of the settling tank (2), floating blocks are arranged on the flow pumps (7), a water removing tank (6) is fixed on the end surface of the settling tank (2), the water removing tank (6) is positioned below the oil removing mechanism (1), a conveying mechanism (4) and a water draining mechanism (5) are fixed above the mounting platform (3), the end parts of the water removing tank (6) and an extruding mechanism (9) and a discharging mechanism (8) and a draining mechanism (9) are arranged below the water removing mechanism (9); the conveying mechanism (4) comprises a conveying box (402), the conveying box (402) is fixed above the mounting platform (3), two first sliding grooves (403) and two second sliding grooves (404) are formed in the conveying box (402), steering plates (405) are fixed on two sides of the conveying box (402), chamfers are formed in the end portions of the steering plates (405), a rotating groove is formed in the inner side of each steering plate (405), a threaded rod (406) is rotatably arranged in the conveying box (402), a discharge hole (407) is formed in the conveying box (402), the discharge hole (407) is communicated with a mud outlet hole, a conveying motor (401) is fixed on the end portion of the conveying box (402), an output shaft of the conveying motor (401) is connected with the threaded rod (406) through a coupler, and a water outlet pipe with a valve is arranged below the conveying box (402); the extrusion mechanism (8) comprises a mounting frame (802), the mounting frame (802) is fixed above the conveying box (402), a hydraulic cylinder (803) is fixed below the mounting frame (802), and a pressing plate (801) is fixed below the hydraulic cylinder (803); the discharging mechanism (9) comprises a collecting box (903) and a sliding plate (904), filter screens are arranged below a pressing plate (801) and inside the collecting box (903), a stop lever (901) is fixed above the collecting box (903), the stop lever is located above a conveying box (402), two rotating plates (902) are hinged to the end portion of the collecting box (903), the end portions of the two rotating plates (902) are respectively arranged on second sliding grooves (404) of corresponding positions in a sliding mode, a cylinder (906) is fixed on each rotating plate (902), the sliding plate (904) is in threaded connection with a threaded rod (406), two ends of the sliding plate (904) are respectively arranged inside first sliding grooves (403) of corresponding positions in a sliding mode, an electric push rod (905) is hinged to the upper portion of the sliding plate (904), and the end portion of the electric push rod (905) is hinged to the lower portion of the collecting box (903).

2. The asphalt sewage and slag oil separating device according to claim 1, wherein the oil removing mechanism (1) comprises an oil removing motor (101), a rotating roller (102) and a spatula (103), the rotating roller (102) and the spatula (103) are both rotatably arranged inside the settling tank (2), the rotating roller (102) is made of oleophilic and hydrophobic materials, the oil removing motor (101) is fixed on the end surface of the settling tank (2), an output shaft of the oil removing motor (101) is connected with the rotating roller (102) through a coupler, an adjusting screw (104) is hinged below the spatula (103), and the end part of the adjusting screw (104) is hinged on the side surface of the settling tank (2).

3. The asphalt sewage and slag oil separating device according to claim 2, wherein a communicating vessel (602) is arranged inside the water removing tank (6), the communicating vessel (602) is positioned under the spatula (103), an air outlet pipe (601) is connected above the water removing tank (6), a heating resistance wire (603) is arranged at the bottom of the water removing tank (6), and an oil discharge pipe is arranged on the side surface of the water removing tank (6).

4. The asphalt sewage and slag oil separation device according to claim 2 or 3, characterized in that the draining mechanism (5) comprises a water pump box (504), the water pump box (504) is fixed above the mounting platform (3), a slurry pump is arranged inside the water pump box (504), the water inlet end of the slurry pump is communicated with the bottom of the settling tank (2) through a water pipe, a bracket box is fixed on the side surface of the water pump box (504), a draining conveyer belt (503) is arranged inside the bracket box, the water outlet end of the slurry pump is positioned above the draining conveyer belt (503), a draining motor (501) is fixed on the end surface of the bracket box, the output shaft of the draining motor (501) is connected with the draining conveyer belt (503), and a discharge pipe (502) is fixed below the bracket box.

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