CN210915941U

CN210915941U - Petroleum purification device

Info

Publication number: CN210915941U
Application number: CN201921925214.4U
Authority: CN
Inventors: 涂勇; 程红
Original assignee: Yangzhou Yonghong Petroleum Technology Co ltd
Current assignee: Yangzhou Yonghong Petroleum Technology Co ltd
Priority date: 2019-11-10
Filing date: 2019-11-10
Publication date: 2020-07-03
Anticipated expiration: 2029-11-10

Abstract

The utility model discloses a purification device of petroleum relates to petroleum purification technical field, for solving current fractionating tower for petroleum purification can't carry out the preliminary treatment work to the petroleum at the in-process that uses, leads to the problem that the petroleum can produce a large amount of impurity when carrying out the fractional distillation purification. One side of fractionating tower is provided with pretreatment mechanism, be provided with into oil pipe on pretreatment mechanism's one side outer wall, the upper end that advances oil pipe is provided with the oil feed funnel, be provided with transmission pipeline on pretreatment mechanism's the opposite side outer wall, and pretreatment mechanism is linked together through transmission pipeline and fractionating tower, and is provided with the booster pump on the transmission pipeline, be provided with the hierarchical pipe of a plurality of on one side outer wall of fractionating tower, the top of fractionating tower is provided with the top pipe, the end of top pipe is provided with the condenser, be provided with gas outlet on one side outer wall of condenser.

Description

Petroleum purification device

Technical Field

The utility model relates to an oil purification technical field specifically is a purification device of oil.

Background

Petroleum refers to a mixture of hydrocarbons in gaseous, liquid and solid states, with natural occurrence. Petroleum is also classified into crude oil, natural gas liquids, natural tar, and the like, and is a viscous, dark brown liquid called "industrial blood". The upper part of the crust has oil storage. The main component is a mixture of various alkanes, cycloalkanes and aromatics. The petroleum is one of main objects of geological exploration, the oil formation mechanism of the petroleum has two theories of biological deposition oil change and petrochemical oil, the former is widely accepted, the petroleum is formed by long-term evolution of organisms in ancient oceans or lakes, and the organisms belong to biological deposition oil change and cannot be regenerated; the latter considers that oil is produced from the carbon in the earth's crust itself, is biologically unrelated and is renewable. Petroleum is mainly used as fuel oil and gasoline, and is also a raw material of many chemical industry products, such as solution, fertilizer, pesticide, plastics and the like, and the petroleum needs to be fractionated and purified by a fractionating tower in the purification process.

The existing fractionating tower for petroleum purification cannot pretreat petroleum in the using process, so that a large amount of impurities are generated during the fractional purification of the petroleum, and the quality of the finished oil is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a purification device of petroleum to the current fractionating tower for petroleum purification who proposes in solving above-mentioned background art can't carry out the preliminary treatment work to the petroleum at the in-process that uses, leads to the petroleum can produce the problem of a large amount of impurity when carrying out the fractional distillation purification.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a purification device of oil, includes the fractionating tower, one side of fractionating tower is provided with pretreatment mechanism, be provided with into oil pipe on one side outer wall of pretreatment mechanism, the upper end that advances oil pipe is provided with the oil feed funnel, be provided with transmission pipeline on pretreatment mechanism's the opposite side outer wall, and pretreatment mechanism is linked together through transmission pipeline and fractionating tower, and is provided with the booster pump on the transmission pipeline, be provided with the hierarchical pipe of a plurality of on one side outer wall of fractionating tower, the top of fractionating tower is provided with the top pipe, the end of top pipe is provided with the condenser, be provided with the gas outlet on one side outer wall of condenser.

Preferably, the top of oil feed funnel is provided with limit washer, be provided with filter paper on the inner wall of oil feed funnel, and filter paper passes through limit washer and oil feed funnel's inner wall fixed mounting.

Preferably, the bottom of oil feed funnel is provided with the oil inlet, and the central point of oil inlet and the coincidence of the central point of oil feed funnel, the inside of oil inlet is provided with the active carbon filter screen.

Preferably, a steam heating bin is arranged inside the pretreatment mechanism, a heat conduction pipe is arranged inside the steam heating bin, and two ends of the heat conduction pipe are respectively communicated with the oil inlet pipe and the transmission pipeline.

Preferably, a steam inlet is formed in the front end face of the pretreatment mechanism, a flange plate is arranged at one end of the steam inlet, a steam outlet is formed below the transmission pipeline, and a valve is arranged on the steam outlet.

Preferably, a collection bin is arranged on the other side of the fractionating tower, a discharge pipe is arranged at the bottom of the fractionating tower, and one end of the discharge pipe is communicated with the interior of the collection bin.

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

1. the utility model discloses a set up pretreatment mechanism and play the effect to petroleum stock solution preliminary treatment, the oil that will purify is passed through the oil feed funnel and is injected into, the oil is through the filtration back of filter paper, the solid particle of inside great granule is filtered out, then filter through the active carbon filter screen and adsorb, thereby reach the purpose to petroleum stock solution preliminary treatment edulcoration, the in-process that has overcome current fractionating tower for the oil purification and using can't carry out the preliminary treatment work to the oil, lead to the oil can produce the problem of a large amount of impurity when fractionating the purification.

2. The steam inlet through setting up plays the effect of inserting steam for steam heating storehouse for steam heats the oil, heats the oil to between four hundred to five hundred degrees centigrade, makes it become steam, and the required fuel of saving traditional heating methods that the mode that adopts steam heating can be great is energy-concerving and environment-protective.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the pretreatment mechanism of the present invention;

fig. 3 is a schematic view of the internal structure of the oil inlet funnel of the present invention;

in the figure: 1. a fractionating column; 2. a pretreatment mechanism; 3. a steam inlet; 4. a flange plate; 5. an oil inlet pipe; 6. an oil inlet funnel; 7. a steam outlet; 8. a valve; 9. a transport pipeline; 10. a booster pump; 11. a grading conduit; 12. jacking pipes; 13. a condenser; 14. a gas outlet; 15. a discharge pipe; 16. a collection bin; 17. a heat conducting pipe; 18. a steam heating bin; 19. a limiting washer; 20. filtering paper; 21. an oil inlet; 22. an active carbon filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a purification device of oil, including fractionating tower 1, one side of fractionating tower 1 is provided with preliminary treatment mechanism 2, be provided with into oil pipe 5 on the outer wall of one side of preliminary treatment mechanism 2, the upper end that advances oil pipe 5 is provided with oil feed funnel 6, be provided with transmission pipeline 9 on the opposite side outer wall of preliminary treatment mechanism 2, and preliminary treatment mechanism 2 is linked together with fractionating tower 1 through transmission pipeline 9, and be provided with booster pump 10 on the transmission pipeline 9, be provided with the hierarchical pipe 11 of a plurality of on the outer wall of one side of fractionating tower 1, the top of fractionating tower 1 is provided with top pipe 12, the end of top pipe 12 is provided with condenser 13, be provided with gas outlet 14 on the outer wall of one side of condenser 13.

Further, the top of oil feed funnel 6 is provided with limit gasket 19, is provided with filter paper 20 on the inner wall of oil feed funnel 6, and filter paper 20 passes through limit gasket 19 and the inner wall fixed mounting of oil feed funnel 6, and limit gasket 19 that the top of oil feed funnel 6 set up plays the effect spacing to filter paper 20 installation, and filter paper 20 that sets up on the inner wall of oil feed funnel 6 plays the effect filterable to the inside solid particle of oil.

Further, the bottom of oil feed funnel 6 is provided with oil inlet 21, and the central point of oil inlet 21 and the coincidence of the central point of oil feed funnel 6, and the inside of oil inlet 21 is provided with activated carbon filter screen 22, and the oil inlet 21 that the bottom of oil feed funnel 6 set up plays the effect that the oil of being convenient for gets into oil pipe 5, and activated carbon filter screen 22 that the inside of oil inlet 21 set up plays the effect of filtering the absorption to the inside impurity of oil.

Further, the inside of pretreatment mechanism 2 is provided with steam heating chamber 18, and the inside of steam heating chamber 18 is provided with heat pipe 17, and the both ends of heat pipe 17 are linked together with advancing oil pipe 5 and transmission pipeline 9 respectively, and the steam heating chamber 18 that the inside of pretreatment mechanism 2 set up plays and carries out the effect of high temperature heating to the oil through steam, and the heat pipe 17 that the inside of steam heating chamber 18 set up plays the effect of conducting heat.

Further, be provided with steam inlet 3 on the preceding terminal surface of preliminary treatment mechanism 2, steam inlet 3's one end is provided with ring flange 4, and the below of transmission pipeline 9 is provided with steam outlet 7, is provided with valve 8 on the steam outlet 7, and the steam inlet 3 that sets up on the preceding terminal surface of preliminary treatment mechanism 2 plays the effect to the inside access steam of steam heating storehouse 18, and steam outlet 7 that the below of transmission pipeline 9 set up plays the effect of exhaust steam.

Further, a collecting bin 16 is arranged at the other side of the fractionating tower 1, a discharge pipe 15 is arranged at the bottom of the fractionating tower 1, one end of the discharge pipe 15 is communicated with the inside of the collecting bin 16, the collecting bin 16 arranged at the other side of the fractionating tower 1 is used for collecting asphalt and heavy oil left at the bottom of the fractionating tower, and the asphalt and the heavy oil can be used as raw materials for coking and asphalt preparation or used as boiler fuel.

The working principle is as follows: when the oil heating device is used, petroleum to be purified is injected through the oil inlet funnel 6, large-particle solid particles inside the petroleum are filtered out after the petroleum is filtered through filter paper, then the petroleum is filtered and adsorbed through the activated carbon filter screen 22, petroleum stock solution flows into the heat conduction pipe 17 inside the steam heating bin 18 through the oil inlet pipe 5, high-temperature steam is introduced into the steam heating bin 18 through the steam inlet 3, the petroleum is heated through the steam, the petroleum is heated to a temperature of between four hundred and five hundred ℃, the petroleum is changed into steam and then is conveyed into the fractionating tower 1 under the action of the booster pump 10 and the conveying pipeline 9, the higher the position and the lower the temperature in the fractionating tower 1 are, and the petroleum steam can be gradually liquefied, cooled and condensed into liquid fractions in the ascending process. The gaseous fraction with smaller molecules and lower boiling point slowly rises along the column, and condenses at the upper level of the column, such as fuel gas, liquefied petroleum gas, light oil, kerosene, etc., and the liquid fraction with larger molecules and higher boiling point condenses at the bottom of the column, such as diesel oil, lubricating oil, wax, etc., and these fractionated crude oils of different kinds are discharged from the fractionating column 1 through the fractionating conduit 11, and the viscous residues left at the bottom of the column are asphalt and heavy oil, which are discharged to the collecting bin 16 through the discharging pipe 15, and can be used as raw material for coking and preparing asphalt or as boiler fuel, thus completing the purification of petroleum.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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

1. An apparatus for purifying petroleum, comprising a fractionating column (1), characterized in that: one side of fractionating tower (1) is provided with pretreatment mechanism (2), be provided with into oil pipe (5) on one side outer wall of pretreatment mechanism (2), the upper end that advances oil pipe (5) is provided with oil feed funnel (6), be provided with transmission pipeline (9) on the opposite side outer wall of pretreatment mechanism (2), and pretreatment mechanism (2) are linked together with fractionating tower (1) through transmission pipeline (9), and are provided with booster pump (10) on transmission pipeline (9), be provided with a plurality of hierarchical pipe (11) on one side outer wall of fractionating tower (1), the top of fractionating tower (1) is provided with top pipe (12), the end of top pipe (12) is provided with condenser (13), be provided with gas outlet (14) on one side outer wall of condenser (13).

2. The apparatus for purifying petroleum according to claim 1, wherein: the top of oil feed funnel (6) is provided with spacing washer (19), be provided with filter paper (20) on the inner wall of oil feed funnel (6), and filter paper (20) pass through spacing washer (19) and the inner wall fixed mounting of oil feed funnel (6).

3. The apparatus for purifying petroleum according to claim 1, wherein: the bottom of the oil inlet funnel (6) is provided with an oil inlet (21), the center point of the oil inlet (21) coincides with the center point of the oil inlet funnel (6), and an activated carbon filter screen (22) is arranged inside the oil inlet (21).

4. The apparatus for purifying petroleum according to claim 1, wherein: the inside of preliminary treatment mechanism (2) is provided with steam heating storehouse (18), the inside of steam heating storehouse (18) is provided with heat pipe (17), and the both ends of heat pipe (17) are linked together with advancing oil pipe (5) and transmission pipeline (9) respectively.

5. The apparatus for purifying petroleum according to claim 1, wherein: be provided with steam inlet (3) on the preceding terminal surface of preliminary treatment mechanism (2), the one end of steam inlet (3) is provided with ring flange (4), the below of transmission pipeline (9) is provided with steam outlet (7), be provided with valve (8) on steam outlet (7).

6. The apparatus for purifying petroleum according to claim 1, wherein: a collecting bin (16) is arranged on the other side of the fractionating tower (1), a discharge pipe (15) is arranged at the bottom of the fractionating tower (1), and one end of the discharge pipe (15) is communicated with the inside of the collecting bin (16).