CN214262340U

CN214262340U - Four-phase centrifugal separator

Info

Publication number: CN214262340U
Application number: CN202120275121.2U
Authority: CN
Inventors: 郝丝丝
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-09-24
Anticipated expiration: 2031-02-01

Abstract

The four-phase centrifugal separator belongs to the field of oil residue separation equipment and is used for oil residue separation, wherein a straight section large flange is connected with a rotary drum straight cylinder body provided with a rotary drum conical cylinder body, and the tail end of the rotary drum conical cylinder body is provided with a solid phase outlet; the auger rotating shaft and the straight cylinder body of the rotary drum are coaxially arranged and are provided with a material outlet and a helical blade, the straight section large flange is provided with a liquid separating disc, and inlet ends of an oil phase outlet and a water phase outlet which are positioned at two sides of the liquid separating disc; an eccentric wheel is placed in a cavity formed after the straight-section large flange and the straight-section small flange are connected, the eccentric wheel is installed on a liquid outlet pipe, the liquid outlet pipe is sleeved outside the liquid inlet pipe, and through holes corresponding to an organic phase outlet and a water outlet pipe on the liquid outlet flange are respectively processed at the end part of the liquid outlet pipe. In view of above-mentioned technical scheme, the utility model discloses can realize the effect of aqueous phase, oil phase separation in the dregs of fat, can realize separating the organic phase layer of aqueous phase and oil phase handing-over department moreover.

Description

Four-phase centrifugal separator

Technical Field

The utility model belongs to the oil residue splitter field, specifically speaking especially relates to a four-phase centrifuge.

Background

The oil residue generally contains solid residue, water and grease, which need to be separated from solid phase, water and grease through treatment, and in the prior art, the separation of the above substances is mostly realized by adopting an oil residue separator for centrifugal separation, for example, an oil field sludge oil water residue separator disclosed in chinese patent application CN 208911529U. However, although the conventional centrifugal separator can effectively separate solid residues and water, the effect of separating the water phase and the oil phase is not ideal, and the effect of separating the layer body at the interface between the water phase and the oil phase is not ideal in use because of blind spots.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a four-phase centrifuge, its effect that can realize aqueous phase, oil phase separation in the dregs of fat, can realize separating the organic phase layer of aqueous phase and oil phase handing-over department moreover.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

the four-phase centrifugal separator comprises a liquid inlet pipe, a liquid outlet flange, a straight section small flange, a straight section large flange and a screw conveyer rotating shaft, wherein the straight section large flange is connected with a rotary drum straight barrel body, one end of the rotary drum straight barrel body, which is far away from the straight section large flange, is a rotary drum conical barrel body, and the tail end of the rotary drum conical barrel body is processed with a solid phase outlet; the rotary drum is characterized in that an auger rotating shaft which is coaxial with the rotary drum is arranged in the rotary drum straight cylinder, a material outlet and helical blades distributed along the length direction of the auger rotating shaft are processed on the auger rotating shaft, a liquid separating disc is arranged on one side of the straight section large flange connected with the rotary drum straight cylinder, and an oil phase outlet and an inlet end of a water phase outlet which are formed by inclined through holes are respectively processed at the upper position and the lower position of the straight section large flange at the connecting position of the straight section large flange and the liquid separating disc; the outlet end of the oil phase outlet is positioned outside the straight section large flange, and the outlet end of the water phase outlet is positioned in a cavity formed after the straight section large flange is connected with the straight section small flange; an eccentric wheel is placed in a cavity formed after the straight-section large flange and the straight-section small flange are connected, the eccentric wheel is installed on a liquid outlet pipe, the liquid outlet pipe is sleeved outside the liquid inlet pipe, and through holes corresponding to an organic phase outlet and a water outlet pipe on the liquid outlet flange are respectively processed at the outlet end of the liquid outlet pipe.

Further, the utility model discloses in oil phase export, aqueous phase export set up on the big flange of straight section in turn, and oil phase export, aqueous phase export all distribute around the central axis of the big flange of straight section.

Further, say, the utility model discloses in the liquid separation dish be the annular disk body, its annular body, processing has the connecting hole that distributes around its central axis on annular body, the exit of connecting hole be with the disk body connecting portion of the big flange contact of straight section, annular body department of top, below of disk body connecting portion has processed outer inclined plane, interior inclined plane respectively.

Furthermore, the utility model discloses in the material export of processing in the auger pivot include the circular mouth of inner tube and/or inner tube rectangle mouth.

Further, the eccentric wheel in the utility model comprises a wheel body and a plane formed by cutting the wheel body, an eccentric wheel inlet communicated with the inner cavity and an eccentric wheel outlet communicated with the inner cavity and a liquid outlet pipe are processed on the plane.

Further, say, the utility model provides an it includes the plane that wheel body and cutting wheel body formed to state the eccentric wheel, processing has the eccentric wheel entry and the eccentric wheel export of the inside cavity of intercommunication and drain pipe with the inside cavity of wheel body on the plane.

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

the utility model discloses a carry out redesign to minute liquid dish, the big flange structure of straight section and drain pipe isotructure, make solid phase, aqueous phase, oil phase and the organic phase of aqueous phase and the oil phase border department in the dregs of fat separate through centrifugal force, can improve the separation effect of centrifugal separator to above-mentioned material moreover.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view a-a of fig. 1.

Fig. 3 is the structure and position schematic diagram of the middle straight section small flange, the straight section large flange and the liquid separating disc of the present invention.

Fig. 4 is a schematic structural view of the middle straight section large flange of the present invention.

Fig. 5 is a sectional view of B-B in fig. 4.

Fig. 6 is a schematic structural view of the liquid separating tray of the present invention.

Fig. 7 is a cross-sectional view of C-C in fig. 6.

Fig. 8 is a schematic structural view of the eccentric wheel and the liquid outlet pipe of the present invention.

In the figure: 1. a liquid inlet pipe; 2. a liquid outlet flange; 3. an organic phase outlet; 4. a drum cone body; 5. a liquid outlet pipe; 6. a straight section small flange; 7. an eccentric wheel; 8. an oil phase outlet; 9. a straight section large flange; 10. a screw conveyor rotating shaft; 11. a helical blade; 12. a drum straight cylinder body; 13. a solid phase outlet; 14. a rectangular opening of the inner cylinder; 15. a circular opening of the inner cylinder; 16. a water outlet pipe; 17. a liquid separating disc; 18. a water phase outlet; 19. an outer bevel; 20. an inner bevel; 21. a differential connecting flange; 22. the conical section is connected with a flange; 23. a tray body connecting portion; 24. an eccentric wheel inlet; 25. an eccentric wheel outlet; 26. and feeding liquid into the outer sleeve.

Detailed Description

The technical solution of the present invention will be further described and illustrated with reference to the following examples. It should be noted that the following paragraphs may refer to terms of orientation, including but not limited to "upper, lower, left, right, front, rear" and the like, which are all oriented to correspond to the visual orientations shown in the drawings of the specification, and should not be construed as limiting the scope or technical aspects of the present invention, but merely as providing those skilled in the art with a better understanding of the technical aspects of the present invention.

In the description of the present specification, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

A four-phase centrifugal separator comprises a liquid inlet pipe 1, a liquid outlet flange 2, a straight section small flange 6, a straight section large flange 9 and a packing auger rotating shaft 10 are sequentially arranged in the length direction of the liquid inlet pipe 1, a rotary drum straight cylinder body 12 is connected to the straight section large flange 9, a rotary drum conical cylinder body 4 is arranged at one end, away from the straight section large flange 9, of the rotary drum straight cylinder body 12, and a solid phase outlet 13 is processed at the tail end of the rotary drum conical cylinder body 4; the auger rotating shaft 10 is positioned inside the rotary drum straight cylinder body 12, a material outlet and helical blades 11 distributed along the length direction of the auger rotating shaft 10 are processed on the auger rotating shaft 10, a liquid distribution disc 17 is arranged on one side of the straight section large flange 9 connected with the rotary drum straight cylinder body 12, and inlet ends of an oil phase outlet 8 and a water phase outlet 18 which are formed by inclined through holes are respectively processed at the upper position and the lower position of the straight section large flange 9 at the connecting position of the straight section large flange 9 and the liquid distribution disc 17; the outlet end of the oil phase outlet 8 is positioned outside the straight section large flange 9, and the outlet end of the water phase outlet 18 is positioned in a cavity formed after the straight section large flange 9 is connected with the straight section small flange 6; an eccentric wheel 7 is placed in a cavity formed after the straight-section large flange 9 and the straight-section small flange 6 are connected, the eccentric wheel 7 is installed on the liquid outlet pipe 5, the liquid outlet pipe 5 is sleeved outside the liquid inlet pipe 1, and through holes corresponding to the organic phase outlet 3 and the water outlet pipe 16 on the liquid outlet flange 2 are respectively processed at the end part of the liquid outlet pipe 5.

Example 2

A four-phase centrifugal separator, wherein the oil phase outlet 8 and the water phase outlet 18 are alternately arranged on a straight section large flange 9, and the oil phase outlet 8 and the water phase outlet 18 are distributed around the central axis of the straight section large flange 9; the liquid separating disc 17 is an annular disc body, connecting holes distributed around the central axis of the annular disc body are processed on the annular disc body, a disc body connecting part 23 in contact with a straight large flange is arranged at an outlet of each connecting hole, and an outer inclined surface 19 and an inner inclined surface 20 are respectively processed at the annular body above and below the disc body connecting part 23; the material outlet processed on the auger rotating shaft 10 comprises an inner cylinder round opening 15 and/or an inner cylinder rectangular opening 14. The eccentric wheel 7 comprises a wheel body, one side of the wheel body forms a plane through cutting, an inner cavity communicated with an eccentric wheel inlet 24 and an eccentric wheel outlet 25 is machined in the wheel body, the eccentric wheel inlet 24 is located on the plane, and the eccentric wheel outlet 25 is communicated with the inner cavity and the liquid outlet pipe 5. The structure and connection relationship of the rest parts are the same as those described in any of the foregoing embodiments, and are not described herein again to avoid the tedious text.

On the basis of the above embodiments, the present invention proceeds with detailed descriptions of technical features and functions thereof, so as to help those skilled in the art fully understand the technical solution of the present invention and reproduce it.

As shown in fig. 1 to 7, the utility model provides a four-phase centrifugal separator is including being arranged in carrying the feed liquor pipe 1 that the dregs of fat enter into auger pivot 10, the export of feed liquor pipe 1 is located auger pivot 10's inside, auger pivot 10 is the cavity axis body and processes the inner tube circular mouth 15 and/or the inner tube rectangle mouth 14 that supplies the dregs of fat to flow in auger pivot 10, when auger pivot 10 is driven high-speed rotation by differential mechanism, the dregs of fat material that is located auger pivot 10 can be thrown out to auger pivot 10 and rotary drum between the straight barrel 12 through inner tube circular mouth 15 and/or inner tube rectangle mouth 14.

The utility model discloses in, the outside of auger pivot 10 be provided with helical blade 11, helical blade 11 is along with the rotation in-process of auger pivot 10 solid phase in the dregs of fat impels to the solid phase export 13 department of 4 afterbody of rotary drum awl barrel. The utility model discloses in, the auger pivot 10 and the straight barrel of rotary drum 12 coaxial setting, the one end of the straight barrel of rotary drum 12 is rotary drum awl barrel 4, processing has solid phase export 13 on the rotary drum awl barrel 4, the afterbody of rotary drum awl barrel 4 passes through conic section flange 22 and is connected with differential mechanism flange 21, can make the straight barrel of rotary drum 12 together by differential mechanism to the same direction drive with auger pivot 10, but the rotational speed of the straight barrel of rotary drum 12 is obviously higher than the rotational speed of auger pivot 10, thereby form differential phenomenon between the two, the existence of differential phenomenon makes the heavier solid phase that auger pivot 10 was thrown away throw away attached at the inner wall of the straight barrel of rotary drum 12 and impel to solid phase export 13 department under helical blade 11's drive, the lighter liquid phase then is to the straight section large flange 9 department motion of the other end.

Because the liquid phase in the oil residue comprises the oil phase and the water phase which is lighter relative to the water phase, the water phase is positioned outside the oil phase in the process of high-speed rotation of the auger rotating shaft 10, and therefore, when the liquid phase moves to the straight section large flange 9, the liquid phase can be guided by the liquid separating disc 17 and is collected to the water phase outlet 18 and the oil phase outlet 8 on the straight section large flange 9 through the outer inclined plane 19 and the inner inclined plane 20.

The utility model discloses in, water phase export 18 and oil phase export 8 be the slant through-hole of processing on the big flange 9 of straight section, under the effect of centrifugal force, the oil phase throws away the big flange 9 of straight section through oil phase export 8 to collect after the outside casing collects. The inlet end of the oil phase outlet 8 is located below the outlet end, and this is because the oil phase has poor fluidity with respect to the water phase, and centrifugal separation is performed in the radial direction or in the direction close to the radial direction, which can greatly improve the separation efficiency and separation effect of the oil phase. Under the action of centrifugal force, the water phase is collected into a cavity formed by connecting the straight section large flange 9 and the straight section small flange 6 through the water phase outlet 18, and the inlet end of the water phase outlet 18 is higher than the outlet end. The utility model discloses in, straight section large flange 9 and straight section small flange 6 along with the straight barrel 12 high speed pivoted in-process of rotary drum, the secondary layering can be carried out on the organic looks layer that the aqueous phase in the cavity and water oil mix and form, the aqueous phase is located the outside of cavity because self proportion is great, organic looks is located the inboard because self proportion is lighter for the aqueous phase, rotate the in-process jointly and be skimmed to the drain pipe 5 that communicates with it by eccentric wheel 7 that sets up in the cavity, the export of drain pipe 5 is fixed in out liquid flange 2 department to make its and straight section large flange 9, straight section small flange 6 rotate down and keep static. An organic phase outlet 3 and a water outlet pipe 16 are respectively processed above and below the liquid outlet flange 2, and through holes corresponding to the organic phase outlet 3 and the water outlet pipe 16 are processed at the positions of the liquid outlet pipe 5 corresponding to the organic phase outlet 3 and the water outlet pipe 16.

The utility model discloses in, the eccentric wheel 7 of installation between big flange 9 of straight section and the little flange 6 of straight section including the eccentric disc entry 24 that is used for the aqueous phase to get into, eccentric wheel entry 24 is connected with eccentric wheel export 25 through the passageway that the inside cavity of eccentric wheel 7 formed, eccentric wheel entry 24 is located the plane that the eccentric wheel body formed through the cutting. The utility model discloses in, through eccentric wheel entry 24 height and the inclination for the horizontal plane in the rotatory eccentric wheel 7, can adjust the water yield of outlet pipe 16. The eccentric wheel 7 is adjusted by driving the liquid outlet pipe 5 through an external thumb wheel lever. The utility model discloses in, drain pipe 5 connect on the feed liquor outer sleeve 26 of feed liquor pipe 1, processing has the water service mouth between the outer wall of feed liquor outer sleeve 26 and feed liquor pipe 1. The water phase enters into the inner cavity through the eccentric wheel inlet 24 of the eccentric wheel 7 and then enters into the liquid outlet pipe 5 through the eccentric wheel outlet 25, and because the organic phase mixed in the water phase is lighter relative to the water body, the organic phase outlet 3 above the organic phase liquid outlet flange 2 can be converged, and the water body is converged towards the water outlet pipe 16 below the liquid outlet flange 2 and is discharged through the outlets respectively. The utility model discloses in, the through-hole that corresponds with organic phase export 3, outlet pipe 16 is processed respectively on the drain pipe 5.

Finally, although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description of the present description is for clarity reasons only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A four-phase centrifugal separator comprises a liquid inlet pipe (1), a liquid outlet flange (2), a straight section small flange (6), a straight section large flange (9) and a packing auger rotating shaft (10), wherein a rotary drum straight cylinder body (12) is connected to the straight section large flange (9), one end, far away from the straight section large flange (9), of the rotary drum straight cylinder body (12) is a rotary drum conical cylinder body (4), and a solid phase outlet (13) is processed at the tail end of the rotary drum conical cylinder body (4); the inside of the straight barrel body of rotary drum (12) is provided with auger pivot (10) with its coaxial setting, processing has material export and helical blade (11) that distribute along auger pivot (10) length direction on auger pivot (10), its characterized in that: a liquid separating disc (17) is arranged on one side of the straight section large flange (9) connected with the rotary drum straight cylinder body (12), and inlet ends of an oil phase outlet (8) and a water phase outlet (18) which are formed by inclined through holes are respectively processed at the upper position and the lower position of the straight section large flange (9) at the connecting position of the straight section large flange and the liquid separating disc (17); the outlet end of the oil phase outlet (8) is positioned outside the straight section large flange (9), and the outlet end of the water phase outlet (18) is positioned in a cavity formed after the straight section large flange (9) is connected with the straight section small flange (6); an eccentric wheel (7) is placed in a cavity formed after the straight-section large flange (9) and the straight-section small flange (6) are connected, the eccentric wheel (7) is installed on the liquid outlet pipe (5), the liquid outlet pipe (5) is sleeved outside the liquid inlet pipe (1), and through holes corresponding to an organic phase outlet (3) and a water outlet pipe (16) on the liquid outlet flange (2) are respectively processed at the outlet end of the liquid outlet pipe (5).

2. A four-phase centrifuge according to claim 1 wherein: the oil phase outlet (8) and the water phase outlet (18) are alternately arranged on the straight section large flange (9), and the oil phase outlet (8) and the water phase outlet (18) are distributed around the central axis of the straight section large flange (9).

3. A four-phase centrifuge according to claim 1 wherein: the liquid separating disc (17) is an annular disc body, a connecting hole distributed around the central axis of the annular disc body is processed on the annular disc body, a disc body connecting part (23) in contact with a straight section large flange is arranged at an outlet of the connecting hole, and an outer inclined plane (19) and an inner inclined plane (20) are respectively processed at the annular body above and below the disc body connecting part (23).

4. A four-phase centrifuge according to claim 1 wherein: the material outlet processed on the auger rotating shaft (10) comprises an inner cylinder round opening (15) and/or an inner cylinder rectangular opening (14).

5. A four-phase centrifuge according to claim 1 wherein: the eccentric wheel (7) comprises a wheel body and a plane formed by cutting the wheel body, and an eccentric wheel inlet (24) communicated with the inner cavity of the wheel body and an eccentric wheel outlet (25) communicated with the inner cavity and the liquid outlet pipe (5) are machined on the plane.