CN220194182U

CN220194182U - Stirring device for petroleum refining

Info

Publication number: CN220194182U
Application number: CN202321753039.1U
Authority: CN
Inventors: 张佃成; 李宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2023-12-19
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of petroleum refining, in particular to a stirring device for petroleum refining. The device comprises a device main body, wherein the device main body comprises a stirring kettle which is vertically arranged, and a stirring cavity with an opening at the upper end is formed in the stirring kettle along the axial direction; a cover plate is arranged at the opening of the stirring cavity; the cover plate is provided with a stirring mechanism which is used for stirring the materials in a turbulent flow; a material inlet is arranged at the cover plate; the material inlet is used for feeding materials into the stirring cavity and connecting a pressurizing module; a material outlet for discharging materials is arranged at the bottom wall of the stirring cavity; the stirring cavity is coaxially provided with a double-layer filter screen cylinder, the double-layer filter screen cylinder is provided with oil seepage cloth, and the oil seepage cloth is used for filtering fine impurities in materials. Petroleum can be discharged from the material outlet along the filter holes of the double-layer filter screen rapidly under the synergistic effect of the pneumatic booster pump and the stirring mechanism, and fine impurities in petroleum are blocked by the oil seepage cloth, so that fine impurities in petroleum are filtered better.

Description

Stirring device for petroleum refining

Technical Field

The utility model relates to the technical field of petroleum refining, in particular to a stirring device for petroleum refining.

Background

After petroleum exploitation, the impurities in the petroleum need to be filtered, and the petroleum has certain viscosity, so the common processing mode is to stir the petroleum and filter the petroleum, the stirring aim is to reduce the viscosity of the petroleum generally, so that the impurities in the petroleum can be blocked by a filter screen, the filtration of the impurities in the petroleum is realized, the conventional filtration of the petroleum generally adopts a finer filter screen, the fine impurities in the petroleum can be effectively blocked, but the fine impurities in the petroleum such as dust cannot be effectively filtered, and the conventional filtration effect of the petroleum is poor.

Disclosure of Invention

The utility model provides a stirring device for petroleum refining, which can overcome certain or certain defects in the prior art.

The stirring device for petroleum refining comprises a device main body, wherein the device main body comprises a stirring kettle which is vertically arranged, and a stirring cavity with an open upper end is formed in the stirring kettle along the axial direction; a cover plate is arranged at the opening of the stirring cavity, and the cover plate and the stirring cavity form a seal; the cover plate is provided with a stirring mechanism extending into the stirring cavity, and the stirring mechanism is used for stirring materials in a turbulent flow manner; a material inlet is arranged at the cover plate; the material inlet is used for feeding materials into the stirring cavity and connecting a pressurizing module, and the pressurizing module is used for applying positive pressure to the stirring cavity; a material outlet for discharging materials is arranged at the bottom wall of the stirring cavity; the stirring intracavity is coaxial to be equipped with the double-deck filter screen section of thick bamboo that the top opening set up, and double-deck filter screen section of thick bamboo has the installation gap, is equipped with the oil seepage cloth in the installation gap, and oil seepage cloth is arranged in filtering fine impurity in the material.

When the stirring device for petroleum refining provided by the utility model is actually used, petroleum is increased from a material inlet to a stirring cavity to wait for stirring, then a worker connects the output end of a pressurizing module such as a pneumatic booster pump to the material inlet and drives a stirring mechanism, and the stirring mechanism can enable petroleum in the stirring cavity to generate turbulence during operation, so that the viscosity of the petroleum is preferably reduced for filtering operation.

Preferably, the upper end of the stirring cavity is provided with a step groove; the double-layer filter screen cylinder comprises an outer filter screen cylinder and an inner filter screen cylinder which can be mutually detached; a flange matched with the bottom wall of the step groove is outwards formed on the edge of the side wall of the opening above the outer filter screen cylinder; the outer side wall of the flange is provided with a first annular bulge positioned on the inner side along the circumferential direction, a first gap is formed between the outer wall of the first annular bulge and the side wall of the step groove, and the edge of the side wall of the opening above the inner filter screen cylinder is provided with a second annular bulge which is clamped at the first gap and abuts against the first annular bulge; the outer wall of the second annular bulge and the side wall of the step groove form a second gap, and a third annular bulge matched with the second gap is arranged on the lower end face of the cover plate.

Through the structure, the outer filter screen cylinder and the inner filter screen cylinder can be detachably arranged, so that the installation of oil seepage cloth is better facilitated, the oil seepage cloth can be sleeved on the outer wall of the inner filter screen cylinder, and the inner wall of the outer filter screen cylinder can be attached to the outer filter screen cylinder;

the flange at the opening of the inner filter screen cylinder can be pressed by the third annular bulge of the cover plate, and the third annular bulge can be matched with the second gap so as to ensure that the outer filter screen cylinder and the inner filter screen cylinder are positioned in the circumferential direction of the stirring cavity to be stable; and the first annular protrusion and the second annular protrusion preferably enable the outer filter screen cylinder and the inner filter screen cylinder to be detachable.

Preferably, the double-layer filter screen cylinder and the inner wall of the stirring cavity form a third gap, the third gap is provided with a plurality of installation partition plates formed in the inner wall of the stirring cavity, the installation partition plates are uniformly arranged at intervals along the axial direction of the stirring cavity, one end of each installation partition plate is propped against the side wall of the outer filter screen cylinder, and one end of each installation partition plate is obliquely downwards arranged.

Through above-mentioned structure, installation baffle can make double-deck filter screen section of thick bamboo be located the stirring intracavity and install comparatively stably.

Preferably, the stirring mechanism comprises a stirring shaft extending into the stirring cavity from a cover plate, and a driving motor for driving the stirring shaft to rotate is arranged at the upper end of the cover plate; the stirring shaft is provided with a plurality of stirring blades from top to bottom at the corresponding section of the stirring cavity, the blade widths of the stirring blades gradually increase from top to bottom, the intervals between the stirring blades and the inner wall of the inner filter screen cylinder gradually decrease from top to bottom, and the adjacent stirring blades are axially staggered along the stirring shaft.

Through above-mentioned structure for when driving motor rotates the (mixing) shaft, the oil volume that adjacent stirring vane drove is different, and then makes the oil to take place the turbulent flow when the stirring, and stirring effect obtains promoting, and then reduces the viscosity of oil comparatively fast.

Preferably, a small filter screen cylinder is arranged at the material inlet and is used for filtering coarse impurities in the material.

Through above-mentioned structure, the small filter screen section of thick bamboo can carry out preliminary filtration to coarse impurity in the material, avoids too much impurity to gather in the stirring intracavity, and then makes the oil seepage cloth of double-deck filter screen section of thick bamboo department utilize the maximize.

Preferably, the lower end of the stirring kettle forms a hemispherical blanking part, and the material outlet is arranged at the lowest end of the blanking part; the lowest end of the stirring kettle is provided with a material conduit connected to the material outlet.

Through the structure, after the petroleum is filtered through the oil seepage cloth at the double-layer filter screen cylinder, the petroleum can be converged to the blanking part, and then discharged along the material guide pipe, and the oil seepage device is better and more convenient.

Preferably, the lower end of the stirring kettle is provided with at least 3 supporting legs along the circumferential direction, one ends of the supporting legs are connected to the outer wall of the stirring kettle, the other ends of the supporting legs are used for being matched with the ground, and the matched parts of the supporting legs and the ground are provided with mounting anchor holes.

Through the structure, the support of the supporting legs to the stirring kettle and the arrangement of the installation anchor holes are preferably realized, and the stirring kettle is preferably stable to be installed at the ground.

Drawings

Fig. 1 is a schematic configuration diagram of a device main body in embodiment 1.

Fig. 2 is a schematic cross-sectional view of the device body in embodiment 1.

Fig. 3 is a schematic diagram of the junction explosion of the double layer filter cartridge of example 1.

Fig. 4 is a schematic structural view of the cover plate in embodiment 1.

Detailed Description

For a further understanding of the present utility model, the present utility model will be described in detail with reference to examples. It is to be understood that the examples are illustrative of the present utility model and are not intended to be limiting.

Example 1

As shown in fig. 1 to 4, the present embodiment provides a stirring device for petroleum refining, which comprises a device main body 100, wherein the device main body 100 comprises a stirring kettle 110 which is vertically arranged, and a stirring cavity 210 with an upper end opening is formed on the stirring kettle 110 along the axial direction; a cover plate 120 is arranged at the opening of the stirring cavity 210, and the cover plate 120 and the stirring cavity 210 form a seal; the cover plate 120 is provided with a stirring mechanism extending into the stirring cavity 210, and the stirring mechanism is used for stirring the materials in a turbulent flow; a material inlet is arranged at the cover plate 120; the material inlet is used for feeding materials into the stirring cavity 210 and connecting a pressurizing module, and the pressurizing module is used for applying positive pressure to the stirring cavity 210; a material outlet for discharging materials is arranged at the bottom wall of the stirring cavity 210; the stirring cavity 210 is coaxially provided with a double-layer filter screen cylinder 240 with an upper opening, the double-layer filter screen cylinder 240 is provided with a mounting gap, and an oil seepage cloth is arranged in the mounting gap and used for filtering fine impurities in materials.

Through the agitating unit for petroleum refining that this embodiment provided is when in actual use, the oil increases to stirring cavity 210 from the material import and waits for stirring, then the staff with the output of pressurization module like atmospheric pressure booster pump in material import department and drive rabbling mechanism, rabbling mechanism is when the operation, can make the oil that is located stirring cavity 210 take place turbulent flow, so the preferred realization reduces the viscosity of oil so that carry out filtering operation, because the infiltration cloth has certain permeability and can effectively separate the tiny impurity in the oil, so the oil can be discharged from the material exit along the filtration pore of bilayer filter screen comparatively fast under the synergism of atmospheric pressure booster pump, rabbling mechanism, tiny impurity in the oil then is separated by infiltration cloth, and then the preferred realization filters tiny impurity in the oil.

In this embodiment, a stepped groove is formed at the upper end opening of the stirring cavity 210; the dual-layer filter cartridge 240 includes an outer filter cartridge 310 and an inner filter cartridge 320 that are detachable from each other; a flange 311 matched with the bottom wall of the step groove is outwards formed on the edge of the side wall of the upper opening of the outer filter screen barrel 310; the outer side wall of the flange 311 is provided with a first annular bulge 312 positioned on the inner side along the circumferential direction, a first gap is formed between the outer wall of the first annular bulge 312 and the side wall of the step groove, and the edge of the side wall of the upper opening of the inner filter screen cylinder 320 is provided with a second annular bulge 321 which is clamped at the first gap and abuts against the first annular bulge 312; the outer wall of the second annular protrusion 321 and the side wall of the step groove form a second gap, and the lower end surface of the cover plate 120 is provided with a third annular protrusion 410 matched with the second gap.

Through the above structure, the outer filter screen cylinder 310 and the inner filter screen cylinder 320 are detachably arranged, so that the installation of oil seepage cloth is preferably facilitated, the oil seepage cloth can be sleeved on the outer wall of the inner filter screen cylinder 320, and the inner wall of the outer filter screen cylinder 310 can be attached to the outer wall of the inner filter screen cylinder 320;

wherein, the flange 311 at the opening of the inner filter screen cylinder 320 can be pressed by the third annular protrusion 410 of the cover plate 120, and the third annular protrusion 410 can be matched with the second gap to stabilize the outer filter screen cylinder 310 and the inner filter screen cylinder 320 in the circumferential direction of the stirring cavity 210; and first annular projection 312 and second annular projection 321 preferably enable the removal of outer filter cartridge 310 and inner filter cartridge 320.

In this embodiment, the double-layer filter screen cylinder 240 and the inner wall of the stirring cavity 210 form a third gap, the third gap is provided with a plurality of installation baffles 230 formed in the inner wall of the stirring cavity 210, the installation baffles 230 are uniformly spaced along the axial direction of the stirring cavity 210, one end of the installation baffle 230 abuts against the side wall of the outer filter screen cylinder 310, and one end of the installation baffle 230 is obliquely arranged downwards.

By the above construction, the installation partition 230 can make the installation of the double-layer filter screen cylinder 240 in the stirring chamber 210 stable.

In this embodiment, the stirring mechanism includes a stirring shaft 250 extending into the stirring cavity 210 from the cover plate 120, and a driving motor 160 for driving the stirring shaft 250 to rotate is disposed at the upper end of the cover plate 120; the stirring shaft 250 is provided with a plurality of stirring blades 260 from top to bottom at a corresponding section of the stirring cavity 210, the blade widths of the stirring blades 260 gradually increase from top to bottom, and the intervals between the stirring blades 260 and the inner wall of the inner filter screen cylinder 320 gradually decrease from top to bottom, and the adjacent stirring blades 260 are axially staggered along the stirring shaft 250.

Through the above-mentioned structure for when driving motor 160 rotates (mixing) shaft 250, the oil volume that adjacent stirring vane 260 drove is different, and then makes the oil can take place the turbulent flow when the stirring, and stirring effect obtains promoting, and then reduces the viscosity of oil comparatively fast.

In this embodiment, a small filter screen drum 150 is arranged at the material inlet, and the small filter screen drum 150 is used for filtering coarse impurities in the material.

Through the above construction, the small filter screen cylinder 150 can perform preliminary filtration on coarse impurities in the material, avoid excessive impurities from gathering in the stirring cavity 210, and further maximize the utilization of the oil seepage cloth at the double-layer filter screen cylinder 240.

In this embodiment, a hemispherical blanking portion 220 is formed at the lower end of the stirred tank 110, and a material outlet is disposed at the lowest end of the blanking portion 220; the lowest end of the stirring kettle 110 is provided with a material guide pipe 140 connected to a material outlet.

Through the above structure, after the oil is filtered by the oil seepage cloth at the double-layer filter screen cylinder 240, the oil can be converged at the blanking part 220 and then discharged along the material conduit 140, which is preferable and convenient.

In this embodiment, at least 3 supporting legs 130 are disposed at the lower end of the stirred tank 110 along the circumferential direction, one end of each supporting leg 130 is connected to the outer wall of the stirred tank 110, the other end of each supporting leg 130 is used for being matched with the ground, and an installation anchor hole 131 is disposed at the position where each supporting leg 130 is matched with the ground.

By the above construction, the support of the stirred tank 110 by the support legs 130 and the arrangement of the mounting anchor holes 131 are preferably realized, and the stable mounting of the stirred tank 110 at the ground is preferably realized.

It is to be understood that, based on one or several embodiments provided herein, those skilled in the art may combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments, which do not exceed the protection scope of the present application.

The utility model and its embodiments have been described above by way of illustration and not limitation, and the examples are merely illustrative of embodiments of the utility model and the actual construction is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.

Claims

1. A stirring device for petroleum refining, which is characterized in that: comprises a device main body (100), wherein the device main body (100) comprises a stirring kettle (110) which is vertically arranged, and a stirring cavity (210) with an open upper end is formed on the stirring kettle (110) along the axial direction; a cover plate (120) is arranged at the opening of the stirring cavity (210), and the cover plate (120) and the stirring cavity (210) form a seal; a stirring mechanism extending into the stirring cavity (210) is arranged at the cover plate (120), and the stirring mechanism is used for stirring the materials in a turbulent flow manner; a material inlet is arranged at the cover plate (120); the material inlet is used for feeding materials into the stirring cavity (210) and connecting a pressurizing module, and the pressurizing module is used for applying positive pressure to the stirring cavity (210); a material outlet for discharging materials is arranged at the bottom wall of the stirring cavity (210); the stirring cavity (210) is internally and coaxially provided with a double-layer filter screen cylinder (240) with an upper opening, the double-layer filter screen cylinder (240) is provided with a mounting gap, and an oil seepage cloth is arranged in the mounting gap and used for filtering fine impurities in materials.

2. The stirring device for petroleum refining as set forth in claim 1, wherein: the upper end of the stirring cavity (210) is provided with a step groove; the double-layer filter screen cylinder (240) comprises an outer filter screen cylinder (310) and an inner filter screen cylinder (320) which can be detached from each other; a flange (311) matched with the bottom wall of the step groove is outwards formed on the edge of the side wall of the upper opening of the outer filter screen cylinder (310); the outer side wall of the flange (311) is provided with a first annular bulge (312) positioned on the inner side along the circumferential direction, a first gap is formed between the outer wall of the first annular bulge (312) and the side wall of the step groove, and the edge of the side wall of the upper opening of the inner filter screen cylinder (320) is provided with a second annular bulge (321) clamped at the first gap and propped against the first annular bulge (312); the outer wall of the second annular bulge (321) and the side wall of the step groove form a second gap, and a third annular bulge (410) matched with the second gap is arranged on the lower end face of the cover plate (120).

3. A stirring device for petroleum refining as set forth in claim 2, wherein: the double-deck filter screen section of thick bamboo (240) forms the third gap with the inner wall of stirring chamber (210), the third gap is equipped with a plurality of and forms installation baffle (230) in the inner wall of stirring chamber (210), a plurality of installation baffles (230) set up along the even interval of axial of stirring chamber (210), installation baffle (230) one end support lean on in outer filter screen section of thick bamboo (310) lateral wall department just installation baffle (230) one end slope sets up downwards.

4. A stirring device for petroleum refining as set forth in claim 2, wherein: the stirring mechanism comprises a stirring shaft (250) extending into the stirring cavity (210) from the cover plate (120), and a driving motor (160) for driving the stirring shaft (250) to rotate is arranged at the upper end of the cover plate (120); the stirring shaft (250) is provided with a plurality of stirring blades (260) from top to bottom at the corresponding section of the stirring cavity (210), the blade widths of the stirring blades (260) are gradually increased from top to bottom, the distance between the stirring blades (260) and the inner wall of the inner filter screen cylinder (320) is gradually reduced from top to bottom, and the adjacent stirring blades (260) are axially staggered along the stirring shaft (250).

5. The stirring device for petroleum refining as set forth in claim 1, wherein: the material inlet is provided with a small filter screen cylinder (150), and the small filter screen cylinder (150) is used for filtering coarse impurities in the material.

6. The stirring device for petroleum refining as set forth in claim 1, wherein: the lower end of the stirring kettle (110) forms a hemispherical blanking part (220), and a material outlet is arranged at the lowest end of the blanking part (220); the lowest end of the stirring kettle (110) is provided with a material conduit (140) connected to a material outlet.

7. The stirring device for petroleum refining as set forth in claim 1, wherein: at least 3 supporting legs (130) are arranged at the lower end of the stirring kettle (110) along the circumferential direction, one ends of the supporting legs (130) are connected to the outer wall of the stirring kettle (110), the other ends of the supporting legs (130) are used for being matched with the ground, and mounting anchor holes (131) are formed in the matched positions of the supporting legs (130) and the ground.