CN220665154U - Oil sludge separation pretreatment device - Google Patents

Abstract

The utility model discloses an oil sludge separation pretreatment device, which comprises: the treatment box, the rotary motor is installed to the intermediate position department of treatment box one side, and one side of treatment box top is provided with the inlet tube, the internally mounted of treatment box has the cavity axle, and the output of rotary motor is connected with the cavity axle through the pivot, the surface of cavity axle evenly is provided with stirring flabellum, and installs clearance mechanism on the cavity axle. This fatlute separation preprocessing device, through being provided with the processing box, be provided with the cavity axle in it, the epaxial solvent orifice of accessible cavity evenly adds the extract to the processing box in, extract the fluid in the fatlute, still be provided with stirring flabellum on the cavity axle, can smash and stir the fatlute for the extraction is more comprehensive perfect, need not to subside after the extraction is accomplished and gets the liquid, and the oil content and the organic solvent in the fatlute can be directly after the screen cloth filters follow the fluid-discharge tube and discharge, can carry out continuous incessant work, and preprocessing's efficiency is higher.

Description

Oil sludge separation pretreatment device

Technical Field

The utility model relates to the technical field of oil sludge pretreatment, in particular to an oil sludge separation pretreatment device.

Background

The oil sludge is produced in the sewage treatment process during petroleum exploitation, transportation and refining, and contains the mixture of sediment, mineral substances and other impurities of crude oil or finished oil, the oil sludge is short for oil-containing sludge, is oily solid waste produced in the petroleum exploitation, transportation, refining and oily sewage treatment processes, the general oil content in the oil sludge is 10-50% or even higher, the water content is more than 30%, the average oil-containing sludge of more than 80 ten thousand tons is produced annually in the petrochemical industry of China, the treatment of the sludge is a long-term problem in the petrochemical field of China, the existing treatment methods are generally an incineration method, a biological treatment method, a thermal washing method, a solvent extraction method, a chemical demulsification method, a solid-liquid separation method and the like, the oil sludge is generally required to be pretreated before being treated, the oil content in the oil sludge is filtered as much as possible, and the residual sludge is treated.

The existing oil-sludge separation pretreatment mode is to add a medicament for oil extraction, then to settle, and to filter supernatant after layering to realize oil-sludge separation, which takes a long time and has lower separation efficiency; and only supernatant is taken after sedimentation, the oil content in the residual sludge is still high, and the concentration effect of the oil sludge is poor.

Disclosure of Invention

The utility model aims to provide an oil sludge separation pretreatment device which aims to solve at least one technical problem in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an oil sludge separation pretreatment device, comprising:

the device comprises a treatment box, wherein a rotating motor is arranged at the middle position of one side of the treatment box, a water inlet pipe is arranged on one side of the top of the treatment box, a hollow shaft is arranged in the treatment box, the output end of the rotating motor is connected with the hollow shaft through a rotating shaft, stirring blades are uniformly arranged on the outer surface of the hollow shaft, and a cleaning mechanism is arranged on the hollow shaft;

the compression box is positioned at the bottom of the treatment box, four corners of the top of the compression box are connected with the treatment box through struts, hydraulic push rods are arranged on two sides of the compression box, push plates are arranged on two sides of the interior of the compression box, output ends of the hydraulic push rods penetrate through the side walls of the compression box and are connected with the push plates, and sealing plug plates are arranged on opposite faces of the push plates through springs;

the liquid storage box, the liquid storage box is fixed in the one end of compression case, and the liquid storage box is kept away from the bottom of compression case one end and is provided with the leakage fluid dram, rectangular array distributes has the drain passageway with the contact of compression case, and the inside one end that is close to the compression case of drain passageway all installs the filter screen, the discharge gate has been seted up to the bottom that the liquid storage box one end was kept away from to the compression case, and is provided with the lift bin gate in the compression case of discharge gate top.

Preferably, the control panel is installed to the one end of handling the case, and has seted up the observation window on the handling case of control panel one side, one side at handling the case top is provided with the feed inlet, and handles the intermediate position department that the rotating electrical machines one side was kept away from to the case and be provided with the solvent and advance the pipe, the solvent advances one side that the case was kept away from to the pipe and is connected with the catheter, and evenly installs the infusion pump on the catheter.

Preferably, the inside of handling the case is round platform form design, and the one side internal diameter that the handling case is close to the rotating electrical machines is great, the bottom that the handling case is close to rotating electrical machines one side is provided with the fluid-discharge tube, and the inside position department that is close to the fluid-discharge tube of handling case is provided with the screen cloth.

Preferably, a mud outlet is formed in one side, close to the rotating motor, of the bottom of the treatment box, a mud inlet is formed in the middle position of the top of the compression box, a mud guide hose is communicated between the mud outlet and the mud inlet, a hoop is sleeved on the outer side of the mud guide hose, the top of the compression box is provided with a vibration motor, and the vibration motor is connected with the hoop.

Preferably, the solvent inlet pipe is inserted into the hollow shaft, a sealing bearing is arranged at the joint of the solvent inlet pipe and the hollow shaft, solvent spray holes are uniformly formed in the outer surface of the hollow shaft, and one-way valves are arranged in the solvent spray holes.

Preferably, the cleaning mechanism comprises a spring buffer column, a mounting hoop, a connecting rod, a rubber scraping strip, a limit sleeve, a mounting plate and a cleaning brush, wherein the mounting hoops are fixed on two sides of the hollow shaft through bolts, the spring buffer column is mounted at the top of the mounting hoops, the connecting rod is connected between the tops of the spring buffer columns, the rubber scraping strip is mounted on one side of the connecting rod, which is close to the inner wall of the treatment box, the limit sleeve is mounted on the spring buffer column on one side of the screen, the mounting plate is fixed on one side, which is close to the screen, of the limit sleeve, and the cleaning brush is mounted on one side, which is close to the screen, of the mounting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the treatment box is provided with the hollow shaft, the extraction liquid can be uniformly added into the treatment box through the solvent spray holes on the hollow shaft to extract oil in the oil sludge, and the stirring fan blades are also arranged on the hollow shaft to crush and stir the oil sludge, so that the extraction is more complete, sedimentation liquid extraction is not needed after the extraction is finished, oil content and organic solvent in the oil sludge can be directly discharged from the liquid discharge pipe after being filtered by the screen, continuous operation can be performed, and the pretreatment efficiency is higher.

2. The utility model is provided with the compression box and the liquid storage box, so that the oil sludge after preliminary extraction and filtration has lower water content and higher viscosity and cannot be directly discharged, clean water is required to be injected, the water is discharged after being scattered, the water-containing oil sludge enters the compression box, the water enters the liquid storage box through the liquid guide channel and is discharged through the liquid discharge port, then the hydraulic push rod works to drive the two push plates to be mutually closed, the sealing plug plates are closed, and the oil sludge is extruded to extrude the water and the oil contained in the oil sludge, so that the oil sludge is concentrated more thoroughly.

Drawings

Fig. 1 is a schematic diagram of the front view structure of the present utility model.

Fig. 2 is a schematic cross-sectional elevation view of the present utility model.

FIG. 3 is a schematic side sectional view of the present utility model.

FIG. 4 is a schematic diagram showing a cross-sectional elevation of a cleaning mechanism according to the present utility model.

In the figure: 1. a treatment box; 2. a feed inlet; 3. a control panel; 4. a solvent inlet pipe; 5. a catheter; 6. an infusion pump; 7. an observation window; 8. a water inlet pipe; 9. a rotating electric machine; 10. a liquid discharge pipe; 11. a mud guiding hose; 12. a vibration motor; 13. a support post; 14. a compression box; 15. a hydraulic push rod; 16. a discharge port; 17. a cleaning mechanism; 1701. a spring buffer column; 1702. a mounting collar; 1703. a connecting rod; 1704. a rubber scraping strip; 1705. a limit sleeve; 1706. a mounting plate; 1707. cleaning brushes; 18. stirring fan blades; 19. a hollow shaft; 1901. solvent spray holes; 20. a screen; 21. a mud outlet; 22. a mud inlet; 23. a ferrule; 24. a push plate; 25. sealing the plug plate; 26. a liquid guide channel; 2601. a filter screen; 27. a liquid storage box; 28. a liquid outlet; 29. lifting the bin gate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

an oil sludge separation pretreatment device, comprising:

the treatment box 1, the rotary motor 9 is arranged at the middle position of one side of the treatment box 1, the water inlet pipe 8 is arranged at one side of the top of the treatment box 1, the hollow shaft 19 is arranged in the treatment box 1, the output end of the rotary motor 9 is connected with the hollow shaft 19 through a rotating shaft, the stirring fan blades 18 are uniformly arranged on the outer surface of the hollow shaft 19, and the cleaning mechanism 17 is arranged on the hollow shaft 19;

the compression box 14 is positioned at the bottom of the treatment box 1, four corners at the top of the compression box 14 are connected with the treatment box 1 through the support posts 13, hydraulic push rods 15 are arranged at two sides of the compression box 14, push plates 24 are arranged at two sides of the interior of the compression box 14, the output ends of the hydraulic push rods 15 penetrate through the side walls of the compression box 14 and are connected with the push plates 24, and sealing plug plates 25 are arranged on opposite surfaces of the push plates 24 through springs;

the liquid storage box 27, the liquid storage box 27 is fixed at one end of the compression box 14, the bottom of one end of the liquid storage box 27 far away from the compression box 14 is provided with a liquid outlet 28, the contact surface of the liquid storage box 27 and the compression box 14 is provided with liquid guide channels 26 in rectangular array, one end, close to the compression box 14, inside the liquid guide channels 26 is provided with a filter screen 2601, the bottom of one end, far away from the liquid storage box 27, of the compression box 14 is provided with a discharge hole 16, and the compression box 14 above the discharge hole 16 is internally provided with a lifting bin door 29;

the control panel 3 is installed to one end of handling case 1, and set up viewing window 7 on handling case 1 of control panel 3 one side, one side at handling case 1 top is provided with feed inlet 2, and the intermediate position department that handling case 1 kept away from rotating electrical machines 9 one side is provided with solvent advances pipe 4, one side that handling case 1 was kept away from to solvent advances pipe 4 is connected with catheter 5, and evenly install infusion pump 6 on the catheter 5, infusion pump 6 work, add suitable extractant in to handling case 1 through catheter 5, can extract the fluid in the fatlute, the oil in the recovery fatlute of maximum, the follow-up of fatlute of being convenient for more.

In one embodiment, the inside of the treatment box 1 is in a round table shape, the inner diameter of one side of the treatment box 1, which is close to the rotating motor 9, is larger, the bottom of one side of the treatment box 1, which is close to the rotating motor 9, is provided with the liquid discharge pipe 10, the position, which is close to the liquid discharge pipe 10, of the inside of the treatment box 1 is provided with the screen 20, sedimentation liquid taking is not needed after extraction is finished, oil content and organic solvent in the oil sludge can be directly discharged from the liquid discharge pipe 10 after being filtered by the screen 20, the pretreatment efficiency is higher, the round table shape design enables the liquid discharge pipe 10 and the mud outlet 21 to be arranged on the lower side of the inside of the treatment box 1, the discharge of sludge, oil content and the like is facilitated, and the design is more reasonable.

In one preferred embodiment, a mud outlet 21 is formed in one side, close to the rotating motor 9, of the bottom of the treatment tank 1, a mud inlet 22 is formed in the middle position of the top of the compression tank 14, a mud guide hose 11 is communicated between the mud outlet 21 and the mud inlet 22, a hoop 23 is sleeved on the outer side of the mud guide hose 11, a vibrating motor 12 is mounted on the top of the compression tank 14, the vibrating motor 12 is connected with the hoop 23, the vibrating motor 12 works to drive the mud guide hose 11 to shake, so that mud is discharged more smoothly, blockage is not easily caused in the mud guide hose 11 due to adhesion, and the design is more reasonable.

In one embodiment, the solvent inlet pipe 4 is inserted into the hollow shaft 19, a sealing bearing is arranged at the joint of the solvent inlet pipe 4 and the hollow shaft 19, the outer surface of the hollow shaft 19 is uniformly provided with the solvent spray holes 1901, the solvent spray holes 1901 are internally provided with one-way valves, and the hollow shaft 19 is designed to facilitate the solvent to enter the treatment tank 1 and be fully mixed with the sludge, so that the extraction effect is better.

In one preferred embodiment, the cleaning mechanism 17 comprises a spring buffer column 1701, a mounting hoop 1702, a connecting rod 1703, a rubber scraper 1704, a limit sleeve 1705, a mounting plate 1706 and a cleaning brush 1707, wherein the mounting hoops 1702 are fixed on two sides of the hollow shaft 19 through bolts, the spring buffer column 1701 is mounted on the top of the mounting hoops 1702, the connecting rod 1703 is connected between the tops of the spring buffer columns 1701, the rubber scraper 1704 is mounted on one side, close to the inner wall of the treatment box 1, of the connecting rod 1703, the limit sleeve 1705 is mounted on the spring buffer column 1701 on one side, close to the screen 20, of the limit sleeve 1705, the mounting plate 1706 is fixed with the mounting plate 1706 on one side, close to the screen 20, the cleaning brush 1707 is mounted on one side, close to the screen 20, the cleaning mechanism 17 can rotate along with the rotation of the hollow shaft 19, the rubber scraper 1704 is driven to clean the inner wall of the treatment box 1, so that oil sludge is prevented from adhering to the inner wall of the treatment box 1, when the cleaning brush 1704 can synchronously rotate along with the spring buffer column 1701, the screen 20 is cleaned, the screen 20 is prevented from blocking the oil sludge 20, and the oil in the oil filter tube 10 is reasonably discharged from the screen 20 after the oil filter tube is designed.

The working principle of the utility model is as follows: when the device is used, a power supply is switched on, the sludge enters the treatment tank 1 from the feed inlet 2, then the liquid delivery pump 6 works, a proper extractant is added into the treatment tank 1 through the liquid guide pipe 5, then the rotating motor 9 works to drive the hollow shaft 19 to rotate, the stirring fan blade 18 stirs and mixes the sludge and the extractant, the sludge is scattered, so that extraction is more thorough, then the electromagnetic valve on the liquid discharge pipe 10 is started, oil and organic solvent in the sludge are filtered through the screen 20 and then discharged from the liquid discharge pipe 10, then clear water is added into the treatment tank 1 from the water inlet pipe 8 to dilute the sludge, water-containing sludge enters the compression tank 14 from the sludge guide pipe 26, water enters the liquid storage box 27 from the liquid discharge port 28 and is discharged from the liquid discharge port 28, then the hydraulic push rod 15 works to drive the two push plates 24 to be close to each other, the sealing plug plates 25 squeeze the sludge, the liquid stored in the sludge is extruded, the liquid is filtered through the screen 2601 and then enters the liquid storage box 26027, the compression of the sludge is completed, then the lifting bin door 29 moves up, and the discharged sludge is discharged from the concentrated sludge outlet 16.

The foregoing is merely exemplary of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An oil sludge separation pretreatment device, characterized in that it comprises:

the device comprises a treatment box (1), wherein a rotating motor (9) is arranged at the middle position of one side of the treatment box (1), a water inlet pipe (8) is arranged on one side of the top of the treatment box (1), a hollow shaft (19) is arranged in the treatment box (1), the output end of the rotating motor (9) is connected with the hollow shaft (19) through a rotating shaft, stirring blades (18) are uniformly arranged on the outer surface of the hollow shaft (19), and a cleaning mechanism (17) is arranged on the hollow shaft (19);

the compression box (14), compression box (14) are located the processing box (1) bottom, and four corners at compression box (14) top all are connected with processing box (1) through pillar (13), hydraulic push rods (15) are all installed to both sides of compression box (14), and the inside both sides of compression box (14) all are provided with push plates (24), the output of hydraulic push rods (15) all runs through compression box (14) lateral wall and push plates (24) are connected, and sealing cock plate (25) are all installed through the spring to the opposite face of push plates (24);

liquid storage box (27), liquid storage box (27) are fixed in the one end of compression case (14), and the bottom that compression case (14) one end was kept away from to liquid storage box (27) is provided with leakage fluid dram (28), rectangular array distributes and has drain passageway (26) in the contact of liquid storage box (27) and compression case (14), and inside one end that is close to compression case (14) of drain passageway (26) all installs filter screen (2601), discharge gate (16) have been seted up to the bottom that liquid storage box (27) one end was kept away from to compression case (14), and are provided with lift bin gate (29) in compression case (14) of discharge gate (16) top.

2. The sludge separation pretreatment device according to claim 1, wherein: control panel (3) are installed to one end of handling case (1), and have seted up observation window (7) on handling case (1) on one side of control panel (3), one side at handling case (1) top is provided with feed inlet (2), and handling case (1) are kept away from intermediate position department on one side of rotating electrical machines (9) and are provided with solvent advance pipe (4), solvent advances pipe (4) one side of keeping away from handling case (1) is connected with catheter (5), and evenly installs infusion pump (6) on catheter (5).

3. The sludge separation pretreatment device according to claim 2, wherein: the inside of handling case (1) is round platform form design, and handling case (1) is close to one side internal diameter of rotating electrical machines (9) great, the bottom that handling case (1) is close to rotating electrical machines (9) one side is provided with fluid-discharge tube (10), and handling case (1) inside is provided with screen cloth (20) near the position department of fluid-discharge tube (10).

4. The sludge separation pretreatment device according to claim 1, wherein: the utility model discloses a mud treatment device, including processing case (1), compressing case (14), rotary motor (9), mud mouth (21) has been seted up to one side that is close to rotary motor (9) in processing case (1), and the intermediate position department at compressing case (14) top has seted up into mud mouth (22), UNICOM has between mud mouth (21) and mud mouth (22) to lead mud hose (11), and the outside cover of leading mud hose (11) is equipped with cuff (23), vibrating motor (12) are installed at the top of compressing case (14), and vibrating motor (12) are connected with cuff (23).

5. The sludge separation pretreatment device according to claim 2, wherein: the solvent inlet pipe (4) is inserted into the hollow shaft (19), a sealing bearing is arranged at the joint of the solvent inlet pipe (4) and the hollow shaft (19), solvent spray holes (1901) are uniformly formed in the outer surface of the hollow shaft (19), and one-way valves are arranged in the solvent spray holes (1901).

6. A sludge separation pretreatment device according to claim 3, characterized in that: the cleaning mechanism (17) comprises a spring buffer column (1701), an installation hoop (1702), a connecting rod (1703), a rubber scraping strip (1704), a limit sleeve (1705), an installation plate (1706) and a cleaning brush (1707), the two sides of the hollow shaft (19) are fixedly provided with the installation hoop (1702) through bolts, the top of the installation hoop (1702) is provided with the spring buffer column (1701), the connecting rod (1703) is connected between the tops of the spring buffer column (1701), the rubber scraping strip (1704) is installed on one side, close to the inner wall of the treatment box (1), of the connecting rod (1703), the limit sleeve (1705) is installed on the spring buffer column (1701) on one side, close to the screen (20), of the limit sleeve (1705) is fixedly provided with the installation plate (1706), and one side, close to the screen (20), of the installation plate (1706), is provided with the cleaning brush (1707).