CN211676645U

CN211676645U - Oil-water separator for recovering lubricating oil

Info

Publication number: CN211676645U
Application number: CN201922181206.XU
Authority: CN
Inventors: 李玉虎; 姜伟
Original assignee: Yantai Liheng Environmental Protection Technology Co ltd
Current assignee: Yantai Liheng Environmental Protection Technology Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-16
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to an oil-water separator for lubricating oil recovery, the shell is inside to be equipped with and strain miscellaneous district, profit layering district, play oil district and play water district, strain miscellaneous district in be equipped with the filter, be equipped with the feed liquor hole on the filter, be equipped with the breakwater in the profit layering district, the one end in profit layering district is equipped with the overflow plate, overflow plate upper end is equipped with the board overflow mouth, go out the oil district with be equipped with the baffle between the water district, be equipped with the weir pipe in the play water district, the lower extreme of weir pipe passes the lower extreme of overflow plate, the lower extreme of weir pipe is located the lower extreme of oil water sealing layer district; the improved air exhaust pipe is characterized in that a liquid inlet guide pipe is arranged at the upper end of the shell, a liquid inlet pipe is fixedly connected to the side face of the upper end of the liquid inlet guide pipe, one end of the air escape pipe is fixedly connected with the side face of the air exhaust pipe, and a mist catcher is arranged in the air exhaust pipe. The oil-water separator has the advantages of compact structure, small occupied area, difficult back mixing in the oil-water separation process and good oil-water separation effect.

Description

Oil-water separator for recovering lubricating oil

Technical Field

The utility model relates to an oil-water separator for lubricating oil recovery belongs to chemical industry equipment technical field.

Background

The lubricating oil is a liquid or semisolid lubricating agent used on various types of automobiles and mechanical equipment to reduce friction and protect machines and workpieces, and mainly plays roles in lubrication, auxiliary cooling, rust prevention, cleaning, sealing, buffering and the like. After the lubricating oil is used for a long time, the lubricating oil contains impurities such as mechanical impurities, carbon residue, asphaltene and the like, and the presence of the impurities seriously affects the function of the lubricating oil, so that the lubricating oil after the long-term use needs to be recovered and regenerated. The existence of water in the lubricating oil can destroy an oil film formed by the lubricating oil, so that the lubricating effect is deteriorated, the corrosion effect of organic acid on metal is accelerated, the equipment is corroded, and the oil product is easy to generate dregs, so that the removal of the water in the recovery process of the lubricating oil is a very important step.

The oil-water separator is one of the very important devices in the process of recovering lubricating oil. The impurity components in the lubricating oil which needs to be recycled are often complex, and in addition, the lubricating oil needs to be heated in the process of the lubricating oil recycling process, so the lubricating oil entering the oil-water separator is generally hot, and the lubricating oil which is partially gasified can be generated. The oil-water separator used conventionally often has a back mixing phenomenon, so that part of water and lubricating oil cannot be sufficiently separated, and in addition, the gas in the conventional oil-water separator easily brings part of lubricating oil or water out of the oil-water separator, so that waste or environmental pollution is caused. Therefore, the design of the oil-water separator suitable for recovering the lubricating oil has important value.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to prior art exists, provide an oil water separator for lubricating oil recovery, oil water separator compact structure, area is little, the difficult emergence backmixing of oil water separation in-process has good oil water separation effect.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an oil-water separator for recovering lubricating oil comprises a shell, wherein a filtering area, an oil-water layered area, an oil outlet area and a water outlet area are arranged in the shell, a filter plate is arranged in the filtering area, a liquid inlet hole is formed in the filter plate, a filtering baffle is fixedly connected to the side surface of the filter plate, a wave-proof plate is arranged in the oil-water layered area, an overflow plate is arranged at one end of the oil-water layered area, a plate overflow port is formed in the upper end of the overflow plate, a partition plate is arranged between the oil outlet area and the water outlet area and fixedly connected with the side surface of the overflow plate, the plate overflow port is positioned on one side of the oil outlet area, a weir pipe is arranged in the water outlet area, the lower end of the weir pipe penetrates through the lower end of the overflow plate, and the lower end of the weir pipe is positioned at;

the shell upper end is equipped with the feed liquor and draws the pipe, the feed liquor draws the pipe to be located strain the top in miscellaneous district, the feed liquor draws the pipe lower extreme and passes the feed liquor hole, the side fixedly connected with feed liquor pipe of feed liquor draw pipe upper end, the feed liquor draws pipe top fixedly connected with gas escape pipe, oil-water stratification district upper end is equipped with the blast pipe, the one end fixed connection of gas escape pipe the side of blast pipe, the inside mist trap that is equipped with of blast pipe.

The utility model has the advantages that: after the waste lubricating oil to be treated enters the impurity filtering area from the liquid inlet pipe, the solid impurities in the waste lubricating oil can be removed through the filtering action of the filter plate; the waste lubricating oil enters the oil-water stratification region through the wave-proof plate, standing stratification of the lubricating oil and water is realized in the oil-water stratification region, the wave-proof plate can effectively prevent the waste lubricating oil entering and exiting the oil-water stratification region from generating an impact effect and prevent the liquid level from wave propagation, so that the stratification of the lubricating oil and the water is facilitated, and the separation of the lubricating oil and the water is further facilitated; the layered lubricating oil enters the oil outlet area through the plate overflow port, and the layered water enters the water outlet area through the weir pipe, so that the lubricating oil and the water are thoroughly separated. In addition, the waste lubricating oil entering the oil-water separator may contain gas, the gas escape pipe and the exhaust pipe are favorable for discharging the gas, pressure build-up inside the oil-water separator is avoided, and the mist catcher is capable of effectively avoiding bringing out liquid in the oil-water separator when the gas is discharged. The oil-water separator has a simple structure, is convenient to overhaul, and can improve the separation efficiency of lubricating oil and water.

On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:

further, the upper end of the weir pipe is a telescopic rod, the upper end of the telescopic rod is fixedly connected with an adjusting handle, and the upper end of the adjusting handle penetrates through the upper end of the shell.

The beneficial effect of adopting the further scheme is that: the setting of telescopic link and adjustment handle is convenient for the staff to the regulation of weir pipe height to be convenient for to the height control of water layer in the profit layering district, more do benefit to the separation of lubricating oil and water.

Further, the feed liquor inlet pipe upper end is the back taper, feed liquor pipe fixed connection is in the upper end side of back taper.

The beneficial effect of adopting the further scheme is that: the setting of back taper has the effect of hydrocyclone separation, and pending useless lubricating oil gets into from the feed liquor inlet pipe side of back taper through the feed liquor pipe, can realize the initial separation of gas-liquid in feed liquor inlet pipe department.

Furthermore, a slag discharge port is arranged at the lower end of the impurity filtering area.

The beneficial effect of adopting the further scheme is that: the waste lubricating oil often contains partial solid impurities, and the arrangement of the slag discharge port is convenient for cleaning the solid impurities in the impurity filtering area.

Furthermore, a transparent visual cup is arranged on the side face of the oil-water layering area, and the transparent visual cup is fixedly connected with the side face of the shell through a bolt.

The beneficial effect of adopting the further scheme is that: the arrangement of the transparent visual cup is convenient for workers to observe the layering condition of the lubricating oil and the water in the oil-water separation zone.

Furthermore, a sewage cleaning port is arranged at the lower end of the oil-water stratification area.

The beneficial effect of adopting the further scheme is that: the arrangement of the sewage cleaning port facilitates the cleaning of the oil-water stratified region during the maintenance, so that the oil-water separator is more convenient to maintain.

Furthermore, an oil outlet pipe is fixedly connected to the side face of the lower end of the oil outlet area, and a water outlet pipe is fixedly connected to the side face of the lower end of the water outlet area.

The beneficial effect of adopting the further scheme is that: the oil outlet pipe is convenient for discharging separated lubricating oil, and the water outlet pipe is convenient for discharging separated water.

Further, the exhaust pipe is connected with the upper end of the shell through a flange, and the mist catcher is a silk screen type mist catcher.

The beneficial effect of adopting the further scheme is that: the silk screen type mist catcher has the advantages of small pressure drop, large specific surface area and high mist removal efficiency. The exhaust pipe is connected with the upper end of the shell through a flange, so that the exhaust pipe is convenient to disassemble, and the mist catcher is convenient to clean.

Furthermore, the lower end of the shell is fixedly connected with a support.

The beneficial effect of adopting the further scheme is that: the setting of support can avoid oil water separator direct contact ground to avoid oil water separator bottom to be corroded damage because of contacting ground for a long time.

Drawings

FIG. 1 is a schematic diagram of the internal structure of an oil-water separator for recovering lubricating oil according to an embodiment;

FIG. 2 is a schematic perspective view of an oil-water separator for recovering lubricating oil according to an embodiment;

FIG. 3 is a schematic structural view of the filter baffle in the embodiment;

fig. 4 is a schematic structural view of the breakwater in the embodiment;

FIG. 5 is a schematic diagram of the structure of the overflow plate and the baffle in the embodiment;

FIG. 6 is a schematic structural view of the weir pipe in the example;

FIG. 7 is a schematic structural view of the mist trap in the embodiment;

in the figure, 1 shell, 2 impurity filtering areas, 3 oil-water layering areas, 4 oil outlet areas, 5 water outlet areas, 6 filter plates, 7 liquid inlet holes, 8 filter baffles, 9 wave-proof plates, 10 overflow plates, 11 plate overflow ports, 12 partition plates, 13 weir pipes, 14 liquid inlet guide pipes, 15 liquid inlet pipes, 16 gas escape pipes, 17 exhaust pipes, 18 mist traps, 19 adjusting handles, 20 slag discharge ports, 21 transparent visual cups, 22 dirt cleaning ports, 23 oil outlet pipes, 24 water outlet pipes, 25 flanges and 26 supports.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in the figure, the oil-water separator for recovering lubricating oil comprises a shell 1, the shell 1 is internally provided with a impurity filtering area 2, an oil-water layering area 3, an oil outlet area 4 and a water outlet area 5, a filter plate 6 is arranged in the impurity filtering area 2, a liquid inlet hole 7 is arranged on the filter plate 6, a filter baffle plate 8 is fixedly connected with the side surface of the filter plate 6, a wave-proof plate 9 is arranged in the oil-water stratification area 3, an overflow plate 10 is arranged at one end of the oil-water stratification area 3, the upper end of the overflow plate 10 is provided with a plate overflow port 11, a clapboard 12 is arranged between the oil outlet area 4 and the water outlet area 5, the baffle plate 12 is fixedly connected with the side surface of the overflow plate 10, the plate overflow port 11 is positioned at one side of the oil outlet area 4, a weir pipe 13 is arranged in the water outlet zone 5, the lower end of the weir pipe 13 penetrates through the lower end of the overflow plate 10, and the lower end of the weir pipe 13 is positioned at the lower end of the oil water seal zone;

the upper end of the shell 1 is provided with a liquid inlet guide pipe 14, the liquid inlet guide pipe 14 is located above the impurity filtering area 2, the lower end of the liquid inlet guide pipe 14 penetrates through the liquid inlet hole 7, the side face of the upper end of the liquid inlet guide pipe 14 is fixedly connected with a liquid inlet pipe 15, the top end of the liquid inlet guide pipe 14 is fixedly connected with an air escape pipe 16, the upper end of the layered oil-water area 3 is provided with an exhaust pipe 17, one end of the air escape pipe 16 is fixedly connected with the side face of the exhaust pipe 17, and a mist catcher 18 is arranged inside the exhaust pipe 17.

The upper end of the weir pipe 13 is a telescopic rod, the upper end of the telescopic rod is fixedly connected with an adjusting handle 19, and the upper end of the adjusting handle 19 penetrates through the upper end of the shell 1. The upper end of the liquid inlet guide pipe 14 is in an inverted cone shape, and the liquid inlet pipe 15 is fixedly connected to the side face of the inverted cone shape. The lower end of the impurity filtering area 2 is provided with a slag discharge port 20. The side of the oil-water layering area 3 is provided with a transparent visual cup 21, and the transparent visual cup 21 is fixedly connected with the side of the shell 1 through a bolt. The lower end of the oil-water stratification area 3 is provided with a sewage cleaning port 22. The side surface of the lower end of the oil outlet area 4 is fixedly connected with an oil outlet pipe 23, and the side surface of the lower end of the water outlet area 5 is fixedly connected with a water outlet pipe 24. The exhaust pipe 17 is connected with the upper end of the shell 1 through a flange 25, and the mist catcher 18 is a silk screen type mist catcher 18. The lower end of the shell 1 is fixedly connected with a bracket 26.

The working principle is as follows: the waste lubricating oil to be treated enters the impurity filtering area 2 from the liquid inlet pipe 15, solid impurities in the waste lubricating oil are intercepted at the bottom of the impurity filtering area 2 by the filter plate 6, then the waste lubricating oil enters the oil-water layering area 3 through the wave-proof plate 9, layering of lubricating oil and moisture is realized in the oil-water separation area 3, the lubricating oil on the upper layer enters the oil outlet area 4 through the plate overflow port 11 and is discharged through the oil outlet pipe 23, and the moisture on the lower layer enters the water outlet area 5 through the weir pipe 13 and is discharged through the water outlet pipe 24.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The oil-water separator for recovering lubricating oil is characterized by comprising a shell (1), wherein a filtering area (2), an oil-water layering area (3), an oil outlet area (4) and a water outlet area (5) are arranged in the shell (1), a filter plate (6) is arranged in the filtering area (2), a liquid inlet hole (7) is formed in the filter plate (6), a filtering baffle plate (8) is fixedly connected to the side surface of the filter plate (6), a wave-proof plate (9) is arranged in the oil-water layering area (3), an overflow plate (10) is arranged at one end of the oil-water layering area (3), a plate overflow port (11) is arranged at the upper end of the overflow plate (10), a partition plate (12) is arranged between the oil outlet area (4) and the water outlet area (5), the partition plate (12) is fixedly connected with the side surface of the overflow plate (10), and the plate overflow port (11) is positioned at one side of the oil outlet area (4), a weir pipe (13) is arranged in the water outlet area (5), the lower end of the weir pipe (13) penetrates through the lower end of the overflow plate (10), and the lower end of the weir pipe (13) is positioned at the lower end of the oil-water stratification area (3);

shell (1) upper end is equipped with feed liquor and draws pipe (14), feed liquor draws pipe (14) to be located strain the top of miscellaneous district (2), feed liquor draws pipe (14) lower extreme to pass feed liquor hole (7), side fixedly connected with feed liquor pipe (15) of feed liquor draw pipe (14) upper end, feed liquor draws pipe (14) top fixedly connected with gas escape pipe (16), profit layer-stepping district (3) upper end is equipped with blast pipe (17), the one end fixed connection of gas escape pipe (16) the side of blast pipe (17), inside mist trap (18) that is equipped with of blast pipe (17).

2. The oil-water separator for recovering lubricating oil of claim 1, wherein the upper end of the weir pipe (13) is a telescopic rod, an adjusting handle (19) is fixedly connected to the upper end of the telescopic rod, and the upper end of the adjusting handle (19) penetrates through the upper end of the shell (1).

3. The oil-water separator for recovering lubricating oil according to claim 1, wherein the upper end of the liquid inlet pipe (14) is in an inverted cone shape, and the liquid inlet pipe (15) is fixedly connected to the side surface of the inverted cone shape.

4. The oil-water separator for recovering lubricating oil according to claim 1, wherein the lower end of the impurity filtering area (2) is provided with a slag discharge port (20).

5. The oil-water separator for recovering lubricating oil according to claim 1, characterized in that a transparent visual cup (21) is arranged on the side of the oil-water stratification region (3), and the transparent visual cup (21) is fixedly connected with the side of the shell (1) through a bolt.

6. An oil-water separator for recovering lubricating oil according to claim 1, characterized in that the lower end of the oil-water stratification zone (3) is provided with a purge port (22).

7. The oil-water separator for recovering lubricating oil according to claim 1, wherein the oil outlet pipe (23) is fixedly connected to the side surface of the lower end of the oil outlet area (4), and the water outlet pipe (24) is fixedly connected to the side surface of the lower end of the water outlet area (5).

8. An oil-water separator for recovering lubricating oil according to claim 1, wherein the exhaust pipe (17) is connected to the upper end of the casing (1) by a flange (25), and the mist trap (18) is a wire mesh type mist trap (18).

9. An oil-water separator for recovering lubricating oil according to claim 1, characterized in that a bracket (26) is fixedly connected to the lower end of the casing (1).