CN213771558U - Oil-water separation device - Google Patents

Abstract

The utility model relates to the technical field of oil-water separation treatment, in particular to an oil-water separation device, which comprises a device shell, wherein a feeding port and a water outlet are arranged on the device shell, a solid-liquid separation chamber, an oil-water separation chamber and a clean water chamber are arranged in the device shell, the feeding port is connected with the solid-liquid separation chamber, the solid-liquid separation chamber is communicated with the oil-water separation chamber, the oil-water separation chamber is communicated with the clean water chamber, and the clean water chamber is communicated with the water outlet; a solid-liquid separation component is arranged in the solid-liquid separation chamber; a first partition plate is arranged in the oil-water separation chamber, the oil-water separation chamber is divided into a first separation chamber and a second separation chamber by the first partition plate, and a confluence through hole is formed in the first partition plate; the first separation chamber is communicated with the clear water chamber through a first submersible pump at the bottom, and an aerator is arranged on one side of the first submersible pump; the second separation chamber is provided with an oil scraping component. The utility model has the advantages of the treatment effeciency is high, moves stably, and possesses the function of automatically cleaning, is difficult for blockking up, has strengthened equipment life and operational reliability.

Description

Oil-water separation device

Technical Field

The utility model relates to an oil-water separation handles technical field, concretely relates to oil-water separation device.

Background

The oil-water separator is a device for separating water and oil in an oil-water mixed liquid after treatment, and is generally divided into a catering oil-water separator and an industrial oil-water separator according to use occasions. The sewage generated in the catering industry contains a large amount of edible oil residues, and is directly discharged into rivers, lakes and seas, so that water pollution is easily caused to influence the environmental ecology, and therefore, the sewage needs to be treated by an oil-water separator to reach the discharge standard and then discharged from the environment-friendly significance and the requirements of relevant countries. The treatment process is generally carried out after the food waste is collected, but in the prior art, the water obtained after the oil-water separation operation still contains edible oil residues, and the content is high, so that the discharge standard is not easy to reach.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil-water separator solves above technical problem.

The utility model provides a technical problem can adopt following technical scheme to realize:

an oil-water separation device comprises a device shell, wherein a feeding port and a water outlet are formed in the device shell, a solid-liquid separation chamber, an oil-water separation chamber and a clean water chamber are arranged in the device shell, the feeding port is connected with the solid-liquid separation chamber, the solid-liquid separation chamber is communicated with the oil-water separation chamber, the oil-water separation chamber is communicated with the clean water chamber, and the clean water chamber is communicated with the water outlet;

the solid-liquid separation chamber is internally provided with a solid-liquid separation assembly for separating solid and liquid from the solid-liquid mixture introduced from the feeding port;

a first partition plate is arranged in the oil-water separation chamber and divides the oil-water separation chamber into a first separation chamber and a second separation chamber, a confluence through hole penetrating through the first separation chamber and the second separation chamber is formed in the first partition plate, and the confluence through hole enables liquid in the first separation chamber and liquid in the second separation chamber to mutually circulate;

the first separation chamber is communicated with the clear water chamber through a first submersible pump, the first submersible pump is arranged at the bottom of the first separation chamber, an aerator is further arranged at the bottom of the first separation chamber and used for enabling oil in the oil-water mixed liquid flowing into the first separation chamber from the solid-liquid separation chamber to float upwards to form a layer, and the aerator is positioned on one side of the first submersible pump;

the second separation chamber is provided with an oil scraping assembly for scraping an oil material layer floating on the water surface.

The utility model discloses the during operation, oily solid-liquid mixture gets into the solid-liquid separation room from the pan feeding mouth, carry out the solid-liquid separation back through the solid-liquid separation subassembly, oily mixed liquid flows into first separating chamber, after aeration treatment, the oil come-up is the layer, wherein discharge through the outlet behind the clear water inflow clear water room of bottom, the mixed water body of another part oiliness flows into in the second separating chamber at aeration in-process, strike off the upper oil bed of material through scraping the oil removal subassembly, first separating chamber and second separating chamber circulate between two cavities at the water in aeration in-process, the operation of scraping oil through the aeration operation of first separating chamber and second separating chamber, separate out with the oil high efficiency high quality ground in the mixed liquid of profit.

Optionally, a first drainage pipe is arranged in the device shell, the first submersible pump is connected with one end of the first drainage pipe, an opening at the other end of the first drainage pipe is arranged downwards and is positioned right above the clean water chamber, and clean water at the bottom of the first separation chamber is pumped into the clean water chamber by the first submersible pump conveniently;

the bottom of clear water room is equipped with the second immersible pump, the second immersible pump passes through the second drain pipe connection the outlet, be convenient for will be located clear water eduction gear shell of clear water room outside.

Optionally, the solid-liquid separation assembly includes a roller, a roller motor, a first hopper and a first charging basket, and the roller, the first hopper and the first charging basket are all disposed in the solid-liquid separation chamber;

the screen holes are densely distributed on the wall of the roller, two ends of the roller are open, one end of the roller is a feeding opening, the other end of the roller is a discharging opening, the feeding opening is connected with the feeding opening, the first hopper is arranged under the discharging opening, and the first material barrel is arranged under the first hopper;

the edge of the discharge opening of the roller is connected with the roller motor through a bracket and a coupling part.

The utility model discloses the during operation, the cylinder motor drives the cylinder rotatory, and the cylinder will be followed the pan feeding mouth and got into the liquid among the solid-liquid mixture in the cylinder and thrown away the cylinder when rotatory, is equipped with first storage bucket under other end open-ended, and the solid after solid-liquid separation falls into after the other end opening discharge of cylinder in the first storage bucket.

Optionally, a back washing water supply chamber and a back washing component are arranged in the device shell,

the back washing water supply chamber is arranged in the clear water chamber,

the backwashing component comprises a backwashing discharge pipe and a third submersible pump, and the third submersible pump is positioned in the backwashing water supply chamber;

the third submersible pump is connected with one end of the backwashing discharge pipe, the other end of the backwashing discharge pipe is provided with a spray head, the spray head is positioned in the solid-liquid separation chamber, and the spray surface of the spray head faces the roller.

Optionally, the clean water chamber and the oil-water separation chamber are separated by a second partition plate, a third partition plate is arranged in the clean water chamber, the setting height of the third partition plate is smaller than that of the second partition plate, and the third partition plate is separated in the clean water chamber to form the backwashing water supply chamber.

Optionally, the backwash discharge pipe comprises a lift pipe, a conveying pipe and a spray head pipe, the lower end of the lift pipe is connected with the third submersible pump downwards, the upper end of the lift pipe is connected with one end of the conveying pipe upwards, the other end of the conveying pipe is connected with one end of the spray head pipe, and the spray head pipe is provided with the spray head.

Optionally, be equipped with a heating element in the device shell, heating element's heating end is located in the second separating chamber to the heating is located the mixed liquid of oil and water in the second separating chamber, helps the oil water separating operation, prevents that the oil from condensing the deposit.

Optionally, the oil scraping assembly comprises a scraper, a scraper conveyor driving the scraper to reciprocate circularly, a second hopper and a second material barrel, the second hopper is located right above the second material barrel, the second hopper and the second material barrel are located on one side of one end of the scraper conveyor, and oil scraped by the scraper is conveyed into the second material barrel.

Optionally, a sludge removal assembly is arranged in the device shell and used for discharging sediments deposited in the solid-liquid separation chamber, the oil-water separation chamber and the clean water chamber,

the sludge removing component comprises a main sewage discharge pipeline, a branch sewage discharge pipeline and a bent pipe connector, wherein one of the solid-liquid separation chamber, the oil-water separation chamber and the clean water chamber is internally provided with the branch sewage discharge pipeline and the bent pipe connector, one end of the bent pipe connector is connected with one end of the branch sewage discharge pipeline in the same chamber, the other end of the bent pipe connector is positioned at the bottom of the corresponding chamber, and the opening is upward;

the other ends of all the sewage branch pipelines are connected with the main sewage pipeline, and collected sediments are discharged outwards through the main sewage pipeline.

Has the advantages that: due to the adoption of the technical scheme, the utility model has the advantages of the treatment effeciency is high, moves stably, and possesses the function of automatically cleaning, makes it can keep better equipment state all the time at the operation in-process, and difficult jam has strengthened equipment life and operational reliability.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1 with various covers removed from the top;

FIG. 3 is a schematic top view of the structure of FIG. 2;

fig. 4 is a schematic view of a partial structure of the present invention;

fig. 5 is a schematic structural view of the oil scraping assembly of the present invention;

fig. 6 is a schematic structural view of a back-flushing discharge pipe of the present invention;

fig. 7 is a schematic cross-sectional view of the present invention;

fig. 8 is a schematic diagram of the layout of each chamber according to the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings. It is noted that the terms "first," "second," "third," "fourth," and the like (if any) in the description and in the claims of the present invention are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises" or "comprising," and any variations thereof, are intended to cover non-exclusive inclusions, such that a product or apparatus that comprises a list of elements or units is not necessarily limited to those elements or units expressly listed, but may include other elements or units not expressly listed or inherent to such product or apparatus.

Referring to fig. 1, 2, 3 and 8 (wherein fig. 8 is a schematic layout of chambers after removing structural components such as pumps and the like arranged in each chamber in the device shell, and only shows the relative position distribution relationship among the functional chambers for clarity), the oil-water separation device comprises a device shell, wherein a feeding port 101 and a water outlet 102 are arranged on the device shell, a solid-liquid separation chamber 20, an oil-water separation chamber 30 and a clean water chamber 40 are arranged in the device shell, the feeding port 101 is connected with the solid-liquid separation chamber 20, the solid-liquid separation chamber 20 is communicated with the oil-water separation chamber 30, the oil-water separation chamber 30 is communicated with the clean water chamber 40, and the clean water chamber 40 is communicated with the water outlet 102; a solid-liquid separation component is arranged in the solid-liquid separation chamber 20 and is used for separating solid and liquid from the solid-liquid mixture introduced from the feeding port; a first partition plate 300 is arranged in the oil-water separation chamber 30, the oil-water separation chamber 30 is divided into a first separation chamber 31 and a second separation chamber 32 by the first partition plate 300, a confluence through hole 3001 is arranged on the first partition plate 300, and the confluence through hole 3001 penetrates through the first separation chamber 31 and the second separation chamber 32, so that the liquids in the two separation chambers can mutually circulate; the first separation chamber 31 is communicated with the clear water chamber 40 through a first submersible pump 5001, the first submersible pump 5001 is arranged at the bottom of the first separation chamber 31, an aerator 3101 is further arranged at the bottom of the first separation chamber 31 and used for enabling oil in the oil-water mixed liquid flowing into the first separation chamber 31 from the solid-liquid separation chamber 20 to float upwards to form a layer, and the aerator 3101 is positioned on one side of the first submersible pump 5001;

in addition, an oil scraping assembly 600 is disposed in the second separation chamber 32 for scraping off an oil layer floating on the water surface.

It should be noted that the position of the confluence through hole 3001 generally needs to exceed half of the height of the first partition 300, so that the oil floating up after aeration can flow into the second separation chamber 32 through the confluence through hole 3001 to be scraped during the floating up process, and if the confluence through hole 3001 is too low, the effect of clean water flowing into the clean water chamber 40 is affected.

In addition, a reflow hole (not shown) may be further provided in the first separator 300, and the reflow hole may be provided at a side opposite to the bus through hole, for example, the bus through hole is provided at a right side portion of the first separator, and the reflow hole may be provided at a left portion of the first separator, and a height position of the reflow hole is generally lower than a horizontal height position of the bus through hole.

The aerator 3101 is connected to an air pump 3102 through a pipeline, and as shown in fig. 1, the air pump 3102 may be arranged outside the device housing and covered and closed by an air pump cover 31020.

In some embodiments, as shown in fig. 2 and fig. 3, a first water discharge pipe 7001 is arranged in the device housing, the first submersible pump 5001 is connected to one end of the first water discharge pipe 7001, and the opening of the other end of the first water discharge pipe 7001 is arranged downward and is located right above the clean water chamber 40, so that clean water located at the bottom of the first separation chamber 31 can be pumped into the clean water chamber 40 by the first submersible pump 5001;

the bottom of the clear water chamber 40 is provided with a second submersible pump 5002, and the second submersible pump 5002 is connected with the water discharge port 102 through a second water discharge pipe 7002, so that the clear water positioned in the clear water chamber 40 can be conveniently discharged out of the shell of the device.

In some preferred embodiments, the opening of the first drain pipe 7001 at the clean water chamber 40 is positioned higher than the drain opening 102 at the device housing.

In other preferred embodiments, as shown in fig. 3, two second submersible pumps 5002 may be disposed in the clean water chamber 40, one is located below the water outlet 102, the other is located away from the water outlet 102, and is communicated with the second water outlet 7002 through a branch pipeline, so that the blind zone of the clean water discharge operation in the clean water chamber 40 is reduced, and the deposition of particles in the water body is avoided.

In some embodiments, as shown in fig. 3 and 4, the solid-liquid separation assembly comprises a drum 201, a drum motor 202, a first hopper 203, and a first bucket 204. The roller 201, the first hopper 203 and the first charging basket 204 are all arranged in the solid-liquid separation chamber 20;

the wall of the drum 201 is densely covered with meshes. The two ends of the roller 201 are open, one end of the roller is a feeding opening, the other end of the roller is a discharging opening, the feeding opening is connected with the feeding opening 101, a first hopper 203 is arranged right below the discharging opening, and a first charging bucket 204 is arranged right below the first hopper 203;

the edge of the discharge opening of the drum 201 is connected to a drum motor 202 via a bracket and a coupling. The drum motor 202 may be disposed outside the device housing, as shown in fig. 1, and covered by a drum motor cover 2020.

The utility model discloses during operation, drum motor 202 drives cylinder 201 rotatory, liquid in the solid-liquid mixture that will get into in the cylinder 201 from pan feeding mouth 101 when cylinder 201 rotates is thrown away outside cylinder 201, be equipped with first hopper 203 and first storage bucket 204 under other end open-ended, solid after solid-liquid separation falls into in first storage bucket 204 after the other end opening discharge of cylinder 201, the oil-water mixture that is thrown away along the sieve mesh of cylinder outer wall then falls into in the oil-water separation chamber behind the solid-liquid separation chamber inner chamber, the communicating structure of oil-water separation chamber and solid-liquid separation chamber is shown in the figure, this structure can pass or groove-shaped structure set up on the baffle of separating solid-liquid separation chamber and oil-water separation chamber, and be located the baffle lower part; or the oil-water mixed liquid can be pumped from the bottom of the solid-liquid separation chamber to the oil-water separation chamber by the submersible pump.

The drum 201 is generally disposed horizontally.

In some preferred embodiments, as shown in fig. 4, a roller assembly 205 is disposed just below the drum 201 for supporting the drum 201 and coordinating the rotation of the drum 201 to prevent the device from being damaged due to the off-axis rotation;

in other preferred embodiments, as shown in FIG. 4, the roller assemblies 205 are arranged in at least two groups, each group being capable of having two rollers. The wheel surface of each guide wheel is attached to the outer wall of the roller.

In some embodiments, as shown in fig. 2, 3, and 6, a backwash water supply chamber 41 and a backwash assembly are provided in the device housing, the backwash water supply chamber 41 being disposed in the fresh water chamber 40, the backwash assembly including a backwash discharge pipe and a third submersible pump 5003, the third submersible pump 5003 being located in the backwash water supply chamber 41;

the third submersible pump 5003 is connected to one end of the backwash discharge pipe, and the other end of the backwash discharge pipe is provided with a spray head which is positioned in the solid-liquid separation chamber 20, and the spray surface of the spray head faces the drum.

In some embodiments, as shown in fig. 2, 3 and 8, the clean water chamber 40 is separated from the water-oil separating chamber 30 by a second partition 400, a third partition 410 is provided in the clean water chamber 40, the third partition 410 is provided at a height lower than that of the second partition 400, and the third partition 410 is separated in the clean water chamber 40 to form a backwash water supply chamber 41. That is, the level of the upper end surface of the second separator 400 is higher than the level of the upper end surface of the third separator 410.

In some embodiments, as shown in fig. 3 and 6, the backwash drainage pipe comprises a riser 801, a conveying pipe 802 and a spray head pipe 803, the lower end of the riser 801 is connected with a third submersible pump 5003 downwards, the upper end of the riser is connected with one end of the conveying pipe 802 upwards, the other end of the conveying pipe 802 is connected with one end of the spray head pipe 803, and the spray head pipe 803 is provided with a spray head 8031. The other end of the nozzle pipe 803 can be blocked by a plug, or can be used as a nozzle after being opened; at least two shower heads 8031 are provided on the shower head pipe 803. Delivery tube 802 is provided with valve 8021. The valve 8021 may be a manual valve for controlling the on/off of the backwash discharge pipe.

In some of the preferred embodiments, the riser 801 is vertically disposed and the transport pipe 802 and the shower head pipe 803 are horizontally disposed.

In some embodiments, as shown in fig. 1, a heating element 103 is disposed in the device housing, and a heating end of the heating element 103 is located in the second separation chamber, so as to heat the oil-water mixture in the second separation chamber, thereby facilitating the oil-water separation operation and preventing the oil from being coagulated and deposited. The heating assembly 103 may be an explosion-proof type electric heater.

In some preferred embodiments, as shown in fig. 1 and 2, the heating end of the heating assembly 103 may be disposed below the oil scraping assembly 600;

in some embodiments, as shown in fig. 5, a schematic structural diagram of a scraper assembly is shown, wherein the scraper assembly 600 includes a scraper 601, a scraper conveyor driving the scraper 601 to reciprocate cyclically, a second hopper 603 and a second bucket 604, the second hopper 603 is located right above the second bucket 604, the second hopper 603 and the second bucket 604 are located at one side of one end of the scraper conveyor 602, and oil scraped by the scraper 601 is fed into the second bucket 604.

Specifically, the scraper conveyor is a circulating conveyor, a motor 6021 drives two roll shafts 6022 and 6023 to rotate and then drives a conveyer belt 6024 arranged thereon, at least two scrapers 601 are arranged on the conveyer belt 6024 at intervals, the motor 6021 drives the conveyer belt 6024 to rotate in a circulating and reciprocating manner, so as to drive the at least two scrapers 601 to move in a circulating and reciprocating manner, an oil layer floating on a liquid level surface in the second separation chamber 32 is scraped and then transferred into a second hopper 603 positioned at one side of one end of the scraper conveyor in the moving process, and the oil layer falls into the second hopper 604 along with the trend;

the motor 6021 of the face conveyor may be external to the apparatus housing and, as shown in fig. 1, may be enclosed by a casing 60240.

In some preferred embodiments, as shown in fig. 4 (the illustrated structure is a partial schematic view showing only the relative positions of the drum, the first bucket, the second bucket, the first hopper, the second hopper, the oil scraping assembly and the associated connecting pipes), the second bucket 604 is disposed inside the solid-liquid separation chamber 20 on one side of the first bucket 204; the lower end opening of the second hopper 603 may be connected to a row of oil pipes 605 through a bent pipe, and after the pipe 605 extends to the solid-liquid separation chamber, the other end thereof is connected to a bent pipe such that the bent pipe opens downward and is aligned with the second material barrel 604 located therebelow.

It should be noted that the opening of the second charging bucket is generally set to be larger, the opening of the elbow pipe right above the second charging bucket is smaller, at this time, the oil-water mixed liquid sieved out from the roller above the second charging bucket and the oil-water mixed liquid can fall into the second charging bucket, at this time, the elbow pipe above the second charging bucket can be connected with an inverted funnel structure to form a shade (not shown in the figure), the opening of the second charging bucket is wholly covered below the second charging bucket, and therefore the oil-water mixed liquid thrown out from the roller is prevented from falling into the second charging bucket.

In some embodiments, as shown in fig. 7 and 8, a sludge removing assembly is disposed in the device housing for discharging the deposits deposited in the solid-liquid separation chamber 20, the oil-water separation chamber 30 and the clean water chamber 40, as shown in fig. 7, a schematic cross-sectional view of the present invention shows a bottom structure of the device housing. The sludge removing component comprises a main sewage drainage pipeline 901, a branch sewage drainage pipeline 902 and an elbow pipe connector 903 are arranged in any one of the solid-liquid separation chamber 20, the oil-water separation chamber 30 and the clean water chamber 40, an opening at one end of any elbow pipe connector 903 is connected with one end of the branch sewage drainage pipeline 902 in the same chamber, an opening at the other end of the branch sewage drainage pipeline 902 in the same chamber is positioned at the bottom in the corresponding chamber, the opening is upward, and an opening or a pre-buried groove convenient for embedding the elbow pipe connector 903 can be formed in a sealing plate structure at the bottom of each chamber in the device shell;

the other ends of all the branch sewage pipes 902 are all communicated with a main sewage pipe 901, and the collected sediments are discharged outside through the main sewage pipe 901.

Since the oil-water separation chamber 30 includes the first separation chamber 31 and the second separation chamber 32, a separate waste branch pipe 902 and a corresponding elbow joint 903 may be provided in each of the first separation chamber 31 and the second separation chamber 32, which is shown in fig. 7.

In addition, the main sewer 901 may be disposed inside or outside the casing of the device, and is shown as being disposed outside the casing of the device. In addition, a valve 904 can be arranged on any of the sewage branch pipes, so that the on-off of each sewage branch pipe can be controlled conveniently. Valve 904 may be provided as a manual valve.

Before the sewage discharge operation is carried out, one end of a main sewage discharge pipeline can be connected with a sewage discharge pump, a valve on each branch sewage discharge pipeline is opened one by one, the water body in the shell of the device is ensured to be emptied, and then the sediment is pumped outwards after the sewage discharge pump is started.

To sum up, the utility model discloses the during operation, oily solid-liquid mixture gets into solid-liquid separation room 20 from the pan feeding mouth, after solid-liquid separation subassembly carries out solid-liquid separation, oily mixed liquid flows into first separation chamber 31, after aeration treatment, the oil come-up is the layer, wherein discharge through the outlet after the clear water inflow clear water room 40 of bottom, the mixed water body of another part oiliness flows into second separation chamber 32 in aeration process, strike off the upper oil bed of material through scraping the oil component, first separation chamber 31 and second separation chamber 32 circulate between two cavities at the water in aeration process, through the aeration operation of first separation chamber 31 and the oil scraping operation of second separation chamber 32, separate out oil high efficiency high quality in the mixed liquid of profit.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. An oil-water separation device comprises a device shell, wherein a material inlet and a water outlet are formed in the device shell, and the oil-water separation device is characterized in that a solid-liquid separation chamber, an oil-water separation chamber and a clean water chamber are arranged in the device shell, the material inlet is connected with the solid-liquid separation chamber, the solid-liquid separation chamber is communicated with the oil-water separation chamber, the oil-water separation chamber is communicated with the clean water chamber, and the clean water chamber is communicated with the water outlet;

a solid-liquid separation component is arranged in the solid-liquid separation chamber;

a first partition plate is arranged in the oil-water separation chamber, the oil-water separation chamber is divided into a first separation chamber and a second separation chamber by the first partition plate, and a confluence through hole penetrating through the first separation chamber and the second separation chamber is formed in the first partition plate;

the first separation chamber is communicated with the clear water chamber through a first submersible pump, the first submersible pump is arranged at the bottom of the first separation chamber, an aerator is further arranged at the bottom of the first separation chamber, and the aerator is positioned on one side of the first submersible pump;

the second separation chamber is provided with an oil scraping assembly.

2. The oil-water separation device according to claim 1, wherein a first drain pipe is arranged in the device shell, the first submersible pump is connected with one end of the first drain pipe, and an opening of the other end of the first drain pipe is arranged downwards and is positioned right above the clean water chamber;

and a second submersible pump is arranged at the bottom of the clear water chamber and is connected with the water outlet through a second water drainage pipe.

3. The oil-water separator according to claim 1, wherein the solid-liquid separation assembly comprises a roller, a roller motor, a first hopper and a first barrel, and the roller, the first hopper and the first barrel are all arranged in the solid-liquid separation chamber;

the screen holes are densely distributed on the wall of the roller, two ends of the roller are open, one end of the roller is a feeding opening, the other end of the roller is a discharging opening, the feeding opening is connected with the feeding opening, the first hopper is arranged under the discharging opening, and the first material barrel is arranged under the first hopper;

the edge of the discharge opening of the roller is connected with the roller motor through a bracket and a coupling part.

4. The oil-water separator as claimed in claim 3, wherein a back-washing water supply chamber and a back-washing unit are provided in said separator housing,

the back washing water supply chamber is arranged in the clear water chamber,

the backwashing component comprises a backwashing discharge pipe and a third submersible pump, and the third submersible pump is positioned in the backwashing water supply chamber;

the third submersible pump is connected with one end of the backwashing discharge pipe, the other end of the backwashing discharge pipe is provided with a spray head, the spray head is positioned in the solid-liquid separation chamber, and the spray surface of the spray head faces the roller.

5. The oil-water separator according to claim 4, wherein the clean water chamber is separated from the oil-water separation chamber by a second partition, a third partition is provided in the clean water chamber, the third partition is provided at a height lower than the second partition, and the third partition is separated in the clean water chamber to form the backwash water supply chamber.

6. The oil-water separator according to claim 4 or 5, wherein the back-flushing discharge pipe comprises a lift pipe, a delivery pipe and a nozzle pipe, the lower end of the lift pipe is connected with the third submersible pump downwards, the upper end of the lift pipe is connected with one end of the delivery pipe upwards, the other end of the delivery pipe is connected with one end of the nozzle pipe, and the nozzle is arranged on the nozzle pipe.

7. The separator of claim 1, wherein a heating element is disposed within the housing, and a heating end of the heating element is disposed within the second separation chamber.

8. The oil-water separator according to claim 1, wherein the scraper assembly comprises a scraper, a scraper conveyor driving the scraper to reciprocate cyclically, a second hopper and a second barrel, the second hopper is positioned right above the second barrel, and the second hopper and the second barrel are positioned at one side of one end of the scraper conveyor.

9. The oil-water separation device according to claim 1, 2, 3, 4, 5, 7 or 8, wherein a sludge removing component is arranged in the device shell, the sludge removing component comprises a main sewage discharge pipeline, a branch sewage discharge pipeline and an elbow connector, the branch sewage discharge pipeline and the elbow connector are arranged in any one of the solid-liquid separation chamber, the oil-water separation chamber and the clean water chamber, one end of any elbow connector is connected with one end of the branch sewage discharge pipeline in the same chamber, the other end of any elbow connector is positioned at the bottom of the corresponding chamber, and the opening is upward;

the other ends of all the sewage branch pipelines are connected with the main sewage pipeline.

Images