CN216685763U

CN216685763U - Homogeneous mixing oil outlet device

Info

Publication number: CN216685763U
Application number: CN202122242012.3U
Authority: CN
Inventors: 李小彤
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-06-07
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a homogeneous mixing oil outlet device, which is arranged in a tank body and comprises a first hollow rotary joint, a first oil outlet pipe, a buoy, a mixed oil outlet pipe, a bracket and a mixer, wherein the bracket is arranged at the bottom of the tank body; the first oil outlet pipe is provided with a buoy. The oil at each height is mixed by the mixing oil outlet pipe, then flows out of the tank after passing through the oil outlet pipe and being fully mixed by the mixer. The oil outlet pipe is provided with the buoy to balance the weight of the homogeneous mixing oil outlet device, so that the homogeneous mixing oil outlet device can lift along with the lifting of the liquid level, and the floating disc can not be stressed even if the homogeneous mixing oil outlet device is connected with the floating disc.

Description

Homogeneous mixing oil outlet device

Technical Field

The utility model relates to an oil outlet device suitable for a petroleum storage tank, in particular to a homogeneous mixing oil outlet device.

Background

Traditional oil discharging device, its one end links to on oil tank bottom oil outlet nozzle stub, the other end is connected the flotation pontoon and is hung under the liquid level (some still are connected to under the floating plate), and go up and down to float along with the liquid level, extract the superficial oil reservoir all the time, crude oil is a mixture, because the buoyancy effect of gravity field, the density of upper crude oil is less, it is also less to contain moisture impurity, use oil tank floating oil discharging device, extract upper crude oil, directly collect the crude oil near the mouth of pipe, receive the hydraulic fluid port opening on the fixed height under the liquid level, cause the density water content of the crude oil of collecting and the content of impurity to bear linear change, make the oil unstable of oil-out, bring the influence for subsequent handling. Therefore, it is urgently needed to provide a floating oil outlet device with stable oil outlet quality.

At present, similar technologies appear in domestic markets, but metal corrugated pipes are adopted for realizing flexible rotation, hidden danger of breakage and leakage exists, and meanwhile, when the inner floating roof storage tank is used, the tank bottom or the tank wall is easily damaged due to the fact that the top is not limited, and pipeline bending moment caused by oil products is generated.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a homogeneous mixing oil outlet device, which is used for fully mixing oil products with a certain height in a tank and then outputting the oil products, so that the quality of the output crude oil in the tank is ensured to be stable, and the density difference of the extracted oil products is not more than 0.1%.

In order to solve the problems in the prior art, the utility model adopts the technical scheme that:

the homogeneous mixing oil outlet device is arranged in the tank body and comprises a first hollow rotary joint, a first oil outlet pipe, a floating barrel, a mixed oil outlet pipe, a support and a mixer, wherein the support is arranged at the bottom of the tank body, the oil outlet pipe is arranged on the support, one end of the first oil outlet pipe is connected with the mixed oil outlet pipe, the other end of the first oil outlet pipe is connected with a connecting pipe through the first hollow rotary joint, the first hollow rotary joint is fixed on the support, the first oil outlet pipe can rotate by taking the hollow rotary joint as a center, and the outer side end of the connecting pipe extends out of the tank body and then is connected with the mixer; the first oil outlet pipe is provided with a buoy.

Furtherly still includes universal hookup structure, second play oil pipe and floating plate, the second goes out oil pipe and installs between mixed oil pipe and first oil pipe, links to each other through second hollow rotary joint between second play oil pipe and the first oil pipe, installs the flotation pontoon on the second play oil pipe, mixes oil pipe and passes through universal hookup structure and be connected with the floating plate, and the floating plate can be along jar internal wall up-and-down motion under the drive of mixing oil pipe.

The mixed oil outlet pipe is provided with a plurality of oil suction ports downwards along the axial direction of the oil outlet pipe, and the media on different height layers simultaneously and equivalently enter the mixed oil outlet pipe through the oil suction ports.

The first hollow rotary joint and the second hollow rotary joint both comprise an outer raceway and an inner raceway, the outer raceway is sleeved outside the inner raceway, a wear-resistant guide belt is arranged between the outer raceway and the inner raceway, and O-shaped rings are arranged on two sides of the wear-resistant guide belt.

And the contact ends of the first hollow rotary joint and the second hollow rotary joint with the medium in the tank body are additionally provided with tetrafluoro packing.

The first hollow rotary joint is fixed on the support through a hoop and a nut.

Wherein, the height of the support is gradually reduced from the mixed oil outlet pipe to the oil outlet, and a gradient of 2% is formed.

The utility model has the advantages and beneficial effects that:

the homogeneous mixing oil outlet device is mainly designed according to Archimedes' law and fluid mechanics principle, and the oil at various heights is mixed by the mixing oil outlet pipe, then flows out of the tank through the oil outlet pipe and the mixer after being fully mixed. The oil outlet pipe is provided with the buoy to balance the weight of the homogeneous mixing oil outlet device, so that the homogeneous mixing oil outlet device can lift along with the lifting of the liquid level, and the floating disc can not be stressed even if the homogeneous mixing oil outlet device is connected with the floating disc. The oil outlet pipe joint is provided with a hollow rotary joint which can rotate freely, so that the mixed oil outlet device can rotate flexibly and cannot be jammed when moving up and down. Because the buoyancy moment of the float bowl is greater than the gravity moment of the integral mixed oil outlet device, the mixed oil outlet pipe can float up and down along with the up-and-down movement of the liquid level. Because be provided with a plurality of oil absorption mouths, can guarantee that the medium on different height layers simultaneously in the equivalent gets into mixed oil pipe, the medium that gets into mixed oil pipe is the turbulent state, and the medium flows outside the jar after mixing in mixing oil pipe through going out the oil pipe, through the blender intensive mixing again. The problem of ordinary unsteady oil outlet device oil outlet quality is unstable is solved, the follow-up medium treatment degree of difficulty has been reduced, economic cost has been saved.

Drawings

The utility model is described in further detail below with reference to the accompanying drawings:

FIG. 1 is a schematic structural view of a homogeneous mixing oil discharge apparatus shown in embodiment 1;

FIG. 2 is a schematic structural view of the homogeneous mixing oil discharge apparatus shown in embodiment 2;

FIG. 3 is a top view of the first outlet line and the connecting line connected by a first hollow swivel;

fig. 4 is a schematic view of a mixed oil outlet pipe structure.

In the figure: the oil-gas mixing device comprises a first hollow rotary joint 1, a first oil outlet pipe 2, a floating barrel 3, a mixed oil outlet pipe 4, a second oil outlet pipe 5, a second hollow rotary joint 6, a support 7, a hoop 8, a mixer 9, a universal connecting structure 10, a floating disc 11, a tetrafluoro packing 12, a wear-resistant guide belt 13, an O-shaped ring 14, an outer raceway 15, an inner raceway 16 and an oil suction port 17.

Detailed Description

The present invention is further described in detail with reference to the following specific examples, but the scope of the present invention is not limited by the specific examples, which are defined by the claims. In addition, any modification or change that can be easily made by a person having ordinary skill in the art without departing from the technical solution of the present invention will fall within the scope of the claims of the present invention.

Example 1:

as shown in fig. 1, the homogeneous mixing oil outlet device of this embodiment is disposed in the tank body, and includes a first hollow rotary joint 1, a first oil outlet pipe 2, a float 3, a mixed oil outlet pipe 4, a support 7, and a mixer 9, where the support 7 is disposed at the bottom of the tank body, and the height of the support 7 from the mixed oil outlet pipe to the oil outlet is gradually reduced to form a gradient of 2%, so that the medium in the homogeneous mixing oil outlet device can completely flow out. On support 7 was arranged in to first oil pipe 2, on support 7 can support first oil pipe 2 and do not fall to the tank bottom, the one end of first oil pipe 2 was connected with mixed oil pipe 4, and the other end of first oil pipe 2 links to each other with the connecting pipe through first hollow rotary joint 1, and first oil pipe 2 can be first hollow rotary joint 1 and rotate as the center. The outer end of the connecting pipe extends out of the tank body and then is connected with the mixer 9; the buoy 3 is arranged on the first oil outlet pipe 2. The flotation pontoon buoyancy moment is greater than the gravity moment of whole mixed oil discharging device, mixes the oil pipe and can float from top to bottom along with reciprocating of liquid level, even connect the floating plate and also can not produce great stress to the floating plate. The first hollow rotary joint is fixed on the support 7 through a hoop 8 and a nut, so that the first hollow rotary joint is fixed on the tank bottom and the tank wall is guaranteed against stress.

Mix oil pipe 4 and open a plurality of oil absorption openings 17 downwards along oil pipe axis direction, in a plurality of oil absorption openings guaranteed that the medium on different height layers is equivalent simultaneously gets into mixing the oil pipe through the oil absorption opening in, the medium that gets into mixing the oil pipe is the torrent state, and the medium flows outside the jar after mixing the intraductal intensive mixing of oil pipe through first oil pipe, again through blender intensive mixing, and then has realized the medium intensive mixing of co-altitude, guarantees the medium steady quality homogeneous that flows.

As shown in fig. 3 and 4, the first hollow rotary joint 1 adopts the design of an inner raceway and an outer raceway, the first hollow rotary joint comprises an outer raceway 15 and an inner raceway 16, the outer raceway 15 is sleeved outside the inner raceway 16, a wear-resistant guide belt 13 is installed between the outer raceway 15 and the inner raceway 16, the inner raceway and the outer raceway can rotate freely and cannot be blocked, O-shaped rings 14 are installed on two sides of the wear-resistant guide belt 13, the inner raceway and the outer raceway can rotate freely and cannot be leaked simultaneously, the tetrafluoro packing 12 is additionally installed on the contact end of the first hollow rotary joint 1 and a medium in the tank, and oil dirt and impurities in the tank can not enter the rotary joint, so that the free rotation of the rotary joint can be ensured. Meanwhile, the homogeneous mixing oil outlet device is guaranteed not to be blocked and leaked when floating up and down, and the service life is long.

Example 2:

as shown in fig. 2, the homogeneous mixing oil outlet device of this embodiment includes a first hollow rotary joint 1, a first oil outlet pipe 2, a float 3, a mixed oil outlet pipe 4, a support 7, a mixer 9, a second oil outlet pipe 5, a universal connection structure 10 and a floating plate 11, the support 7 is disposed at the bottom of the tank body, the height of the support 7 from the mixed oil outlet pipe to the oil outlet is gradually reduced to form a gradient of 2%, and the medium in the homogeneous mixing oil outlet device can be conveniently and completely flowed out. The first oil outlet pipe 2 is arranged on a support 7, and the support 7 can support the first oil outlet pipe 2 and the second oil outlet pipe 5 not to fall on the tank bottom. One end of the first oil outlet pipe 2 is connected with the connecting pipe through the first hollow rotary joint 1, the first oil outlet pipe 2 can rotate by taking the first hollow rotary joint 1 as a center, and the outer side end of the connecting pipe extends out of the tank body and then is connected with the mixer 9; the first hollow rotary joint is fixed on the support 7 through a hoop 8 and a nut, so that the first hollow rotary joint is fixed on the tank bottom and the tank wall is guaranteed against stress. The other end of the first oil outlet pipe 2 is connected with a second oil outlet pipe 5 through a second hollow rotary joint 6, the second oil outlet pipe 5 can rotate with the second hollow rotary joint 6 as a center, and a mixed oil outlet pipe 4 is installed at the other end of the second oil outlet pipe 5. The first oil outlet pipe 2 and the second oil outlet pipe 5 are both provided with a floating barrel 3, the buoyancy moment of the floating barrel is larger than the gravity moment of the whole mixed oil outlet device, and the mixed oil outlet pipe can float up and down along with the up-and-down movement of the liquid level. Even if the floating plate is connected, the floating plate can not generate large stress.

The mixed oil outlet pipe 4 is connected with a floating plate 11 positioned above the mixed oil outlet pipe through a universal connecting structure 10. The section of the floating disc 11 is the same as that of the tank body, and the floating disc 11 can move up and down along the inner wall of the tank body under the driving of the universal connection structure 10, the second oil outlet pipe 5, the second hollow rotary joint 6 and the first oil outlet pipe 2. The universal connection structure 10 ensures that the floating plate is only stressed by the vertical force of the mixed oil outlet device and is not stressed by other directions.

Mix the oil pipe 4 and open a plurality of oil absorption ports 17 downwards along oil pipe axis direction, a plurality of oil absorption ports guarantee that the medium on different height layers is equivalent simultaneously and gets into mixing the oil pipe through the oil absorption port in, the medium flow state that gets into mixing the oil pipe is the torrent state, and the medium is through second oil pipe, first oil pipe after mixing the intraductal intensive mixing of oil pipe, flows outside the jar after the blender intensive mixing again, and then has realized the medium intensive mixing of not co-altitude, guarantees that the medium quality of outflow is stable homogeneous.

As shown in fig. 3 and 4, the first hollow rotary joint 1 and the second hollow rotary joint 6 have the same structure and are designed by adopting an inner raceway and an outer raceway, the first hollow rotary joint comprises an outer raceway 15 and an inner raceway 16, the outer raceway 15 is sleeved outside the inner raceway 16, a wear-resistant guide belt 13 is arranged between the outer raceway 15 and the inner raceway 16, the inner raceway and the outer raceway can rotate freely and cannot be clamped, O-rings 14 are arranged on two sides of the wear-resistant guide belt 13, the inner raceway and the outer raceway can rotate freely and cannot be leaked at the same time, a tetrafluoro packing 12 is additionally arranged at the contact end of the first hollow rotary joint 1 and a medium in the tank, oil and impurities in the tank cannot enter the rotary joint, and accordingly the rotary joint can rotate freely. Meanwhile, the homogeneous mixing oil outlet device is guaranteed not to be blocked and leaked when floating up and down, and the service life is long.

While the preferred embodiments of the present invention have been illustrated and described, it will be appreciated by those skilled in the art that various modifications and additions may be made to the specific embodiments described and illustrated, and such modifications and additions are intended to be covered by the scope of the present invention.

Claims

1. The homogeneous mixing oil outlet device is arranged in the tank body and is characterized in that: the oil-gas mixing device comprises a first hollow rotary joint (1), a first oil outlet pipe (2), a floating barrel (3), a mixed oil outlet pipe (4), a support (7) and a mixer (9), wherein the support (7) is arranged at the bottom of the tank body, the oil outlet pipe is arranged on the support (7), one end of the first oil outlet pipe is connected with the mixed oil outlet pipe (4), the other end of the first oil outlet pipe is connected with a connecting pipe through the first hollow rotary joint, the first hollow rotary joint is fixed on the support, the first oil outlet pipe can rotate around the hollow rotary joint, and the outer side end of the connecting pipe extends out of the tank body and then is connected with the mixer (9); the first oil outlet pipe is provided with a buoy (3).

2. The homogeneous mixing oil discharging device according to claim 1, further comprising a universal coupling structure (10), a second oil discharging pipe (5) and a floating plate (11), wherein the second oil discharging pipe (5) is installed between the mixed oil discharging pipe (4) and the first oil discharging pipe, the second oil discharging pipe is connected with the first oil discharging pipe through a second hollow rotary joint (6), the floating cylinder (3) is installed on the second oil discharging pipe, the mixed oil discharging pipe (4) is connected with the floating plate (11) through the universal coupling structure (10), and the floating plate can move up and down along the inner wall of the tank body under the driving of the mixed oil discharging pipe.

3. The homogeneous mixing oil outlet device according to claim 1 or 2, wherein: a plurality of oil suction ports (17) are formed in the mixed oil outlet pipe (4) downwards along the axial direction of the oil outlet pipe, and the media in layers with different heights simultaneously and equivalently enter the mixed oil outlet pipe (4) through the oil suction ports.

4. The homogeneous mixing oil outlet device according to claim 1 or 2, wherein: the first hollow rotary joint and the second hollow rotary joint both comprise an outer rolling way (15) and an inner rolling way (16), the outer rolling way (15) is sleeved outside the inner rolling way (16), a wear-resistant guide belt (13) is installed between the outer rolling way (15) and the inner rolling way (16), and O-shaped rings (14) are installed on two sides of the wear-resistant guide belt (13).

5. The homogeneous mixing oil outlet device according to claim 4, wherein: and tetrafluoro packing (12) is additionally arranged at the contact ends of the first hollow rotary joint and the second hollow rotary joint with the medium in the tank body.

6. The homogeneous mixing oil outlet device according to claim 1 or 2, wherein: the first hollow rotary joint is fixed on the bracket (7) through a hoop and a nut.

7. The homogeneous mixing oil outlet device according to claim 1 or 2, wherein: the height of the support (7) from the mixed oil outlet pipe to the oil outlet is gradually reduced to form a 2% gradient.