CN216757433U - Shutdown cleaning equipment for cold low-pressure separator of hydrogenation device of oil refinery - Google Patents

Abstract

The utility model discloses shutdown cleaning equipment for a cold low-pressure separator of a hydrogenation device of an oil refinery, which comprises a bearing platform, separators and a waste bin, wherein four groups of support rods are arranged at the top of the bearing platform, a platform bottom plate is arranged at the tops of the support rods, eight groups of support seats are arranged at the tops of the bearing platform and are positioned at one sides of the support rods, a support frame is arranged at the top of the bearing platform and is positioned at the other side of the support rods; the top of cushion cap installs the dump bin, and the oil cleaner screen is installed to the inside bottom of dump bin, the waste gate is installed to the bottom of dump bin, the reprocessing hydraulic fluid port is installed on the front of dump bin. By installing the waste tank and the circulating cleaning valve, the problems of crude oil waste and high labor intensity of workers caused by cleaning oil stains by using a traditional device can be effectively solved.

Description

Shutdown cleaning equipment for cold low-pressure separator of hydrogenation device in oil refinery

Technical Field

The utility model relates to the technical field of cleaning of a hydrogenation unit cold low-pressure separator, in particular to shutdown cleaning equipment of a hydrogenation unit cold low-pressure separator in an oil refinery.

Background

In recent years, the quality and yield of crude oil are rapidly reduced, the contents of sulfur, nitrogen and heavy metals exceed the standards, and people have more and more demands for light oil, so that the hydrogenation processes such as a heavy oil hydrogenation technology, a coal direct liquefaction technology, an oil-coal mixing technology and the like are more and more emphasized.

The cleaning equipment of the cold low-pressure separator of the hydrogenation unit of the oil refinery at the present stage has the following defects:

1. current cold low pressure separator belt cleaning device of oil refinery washs the back to the device, and the adnexed greasy dirt of inside all can be decomposed the sanitization by endless cleaner usually, but the metal fillings and the greasy dirt that produce for a long time in the device need be got rid of and carry out the clear water secondary to the device again and wash, contain a large amount of oil in the greasy dirt of getting rid of and not refined completely, so direct discharge not only causes the waste of resource, has still caused the influence for the environment simultaneously.

2. Current cold low pressure separator belt cleaning device of oil refinery is when using, and the device is inside can adhere to and produce a large amount of greasy dirt and pile up, and piling up of greasy dirt can lead to the device circulation passageway to block up, and the speed greatly reduced of refining even prevents to make the application manual work to advance to suppress pressure to sweep to the device inside usually to traditional washing, and not only speed is slower to influence the time limit for a project, washs the operating pressure that also leads to the staff to promote greatly moreover to the device for a long time.

Technical problem to be solved

The utility model aims to provide shutdown cleaning equipment for a cold low-pressure separator of a hydrogenation device of an oil refinery, which is used for solving the problems that the traditional cleaning device for the cold low-pressure separator is difficult to clean and long in time, delays in processing and wastes oil for processing.

(II) contents of utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation device of the oil refinery comprises a bearing platform, separators and a waste bin, wherein four groups of supporting rods are mounted at the top of the bearing platform, a platform bottom plate is mounted at the tops of the supporting rods, eight groups of supporting seats are mounted at the tops of the bearing platform and are positioned on one sides of the supporting rods, a supporting frame is mounted at the top of the bearing platform and is positioned on the other side of the supporting rods;

the top of cushion cap installs the dump bin, and the oil cleaner screen is installed to the inside bottom of dump bin, the waste gate is installed to the bottom of dump bin, the reprocessing hydraulic fluid port is installed on the front of dump bin.

Preferably, the mixture inlet is installed in the front of the inboard installation separator of support frame, and discharge valve is installed at the top of separator, and the combustible gas discharge port is installed to one side of discharge valve, and the hydrogen discharge port is installed at the top of discharge valve, and waste water filter is installed to the bottom of separator.

Preferably, the broken foam net baffle of inboard installation of separator, three outer tubes of group are installed in the inside run-through of broken foam net baffle, and the inner tube is installed to the inboard of outer tube, and the surface mounting of inner tube has guide vane, and isolated plate is installed in the outside of inner tube, and three mount of group are installed to the bottom of isolated plate.

Preferably, the reactor is installed at the top of supporting seat, and the mixture discharge valve is installed to one side of reactor bottom, and several sets of external heating pipe are installed to the outside of reactor, and the top installation oil inlet of reactor, agitator motor are installed at the top of reactor, and the washing circulation import is installed at the top of reactor, and the washing circulation valve is installed at the top of washing circulation import.

Preferably, the controller is installed in the outside of washing circulating valve, and the circulation inlet is installed to one side of controller, and the cleaner import is installed at the top of washing circulating valve, and other liquid imports are located the cleaner import.

Preferably, servo motor is installed at the top of bottom plate, and control motor is installed at servo motor's top, and the oil pump is installed to servo motor's output, and the oil pump import is installed at the top of oil pump, and there is the circulation inlet one side of oil pump through the pipe connection.

Preferably, the top of the waste bin is provided with a filter block, the outer side of the filter block is provided with an inner plate, the inner plate is movably arranged on the inner side of the filter box, and the top of the filter box is provided with a cover plate.

(III) advantageous effects

The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery, provided by the utility model, has the advantages that:

1. according to the utility model, the waste box is arranged, after the device is circularly cleaned by a cleaning agent, oil stains and metal chips on the inner wall of the device are decomposed and discharged into the cover plate through the waste water filter opening at the bottom of the separator, impurities in the waste water are filtered by the filter block, so that the metal chips can be separated from the waste water and the waste oil, when the filtered waste water passes through the oil filter screen, the waste water is subjected to oil-water separation in the waste box due to density, the waste water at the bottom is discharged through the oil filter screen and the waste water opening, the oil at the upper layer is blocked by the oil filter screen and is discharged into the device through the reprocessing oil opening for reprocessing, and the situation that the refined crude oil attached to the inner wall of the device is wasted can be prevented.

2. According to the utility model, through installing the cleaning circulating valve, when the interior of the device needs to be cleaned, crude oil in the interior is firstly withdrawn, then liquid required for cleaning is poured in through the cleaning agent inlet and other liquid inlets, the liquid passes through the reactor and the separator, the reactor and the separator are completely filled, the servo motor is started to drive the oil pump, and the cleaning water agent in the interior generates a circular flow effect, so that the cleaner can completely dilute and decompose the oil stain on the inner wall of the device, the bottom valve is opened after the internal circulation is carried out for a preset time and the internal oil stain is completely removed, waste liquid is discharged and filtered, the internal oil stain can be completely cleaned in a chemical cleaning mode through the self-circulation cleaning of the device cleaner, and meanwhile, the labor intensity of workers can be reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic diagram of the separator of the present invention;

FIG. 3 is a schematic diagram of the reactor configuration of the present invention;

FIG. 4 is a schematic view of a purge circulation valve configuration of the present invention;

FIG. 5 is a schematic view of a servo motor according to the present invention;

FIG. 6 is a schematic view of the waste bin configuration of the present invention.

The reference numerals in the figures illustrate: 1. a bearing platform; 101. a support bar; 2. a separator; 201. a support frame; 202. A mixture inlet; 203. an exhaust valve; 204. a combustible gas discharge port; 205. a hydrogen gas discharge port; 206. a wastewater filtering port; 3. an outer tube; 301. a foam breaking mesh partition; 302. an insulating panel; 303. a fixed mount; 304. a guide vane; 305. an inner tube; 4. a reactor; 401. a supporting seat; 402. an external heating pipe; 403. a mixture discharge valve; 404. an oil inlet; 405. a stirring motor; 406. a cleaning cycle inlet; 5. cleaning a circulating valve; 501. A control machine; 502. circulating the liquid inlet; 503. a cleaning agent inlet; 504. other liquid inlets; 6. an oil pump; 601. a base plate; 602. a servo motor; 603. controlling the motor; 604. an oil pump inlet; 7. a waste bin; 701. a cover plate; 702. an inner plate; 703. a filter block; 704. an oil filter screen; 705. a waste water port; 706. processing the oil port; 707. and a filter box.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, a shutdown cleaning apparatus for a cold low-pressure separator of a hydrogenation apparatus in an oil refinery comprises a bearing platform 1, a separator 2 and a waste bin 7, wherein four groups of support rods 101 are installed at the top of the bearing platform 1, a bottom plate 601 is installed at the top of each support rod 101, eight groups of support seats 401 are installed at the top of the bearing platform 1, the support seats 401 are located on one sides of the support rods 101, a support frame 201 is installed at the top of the bearing platform 1, the support frame 201 is located on the other side of the support rods 101, the bearing platform 1 is a bearing structure of the apparatus and can provide installation position and stability for the apparatus, the support rods 101 can provide stability for the apparatus of an oil pump 6, the bottom plate 601 is an installation position of the oil pump 6 and can ensure normal operation of the apparatus, and the support seats 401 can ensure stability of a reactor 4 and prevent the apparatus from overturning during operation;

the top of cushion cap 1 is installed waste tank 7, and oil cleaner screen 704 is installed to the inside bottom of waste tank 7, waste water opening 705 is installed to the bottom of waste tank 7, reprocessing hydraulic fluid port 706 is installed in the front of waste tank 7, and waste tank 7 can collect the waste water after the device washs and filter, and oil cleaner screen 704 can block oil to make oil-water separation be convenient for carry out the reutilization, waste water opening 705 can be with the waste water discharge of separation, reprocessing hydraulic fluid port 706 is connected with the heating furnace, makes inside greasy dirt can carry out the secondary refining.

Further, mixture entry 202 is installed in the front of the inboard installation separator 2 of support frame 201, discharge valve 203 is installed at the top of separator 2, combustible gas discharge port 204 is installed to one side of discharge valve 203, hydrogen discharge port 205 is installed at the top of discharge valve 203, waste water filter 206 is installed to the bottom of separator 2, separator 2 can separate the oil gas liquid of mixture, turn heavy oil into light oil, mixture entry 202 is the mouth of pipe that the oil gas liquid mixture got into, discharge valve 203 can control whether the top valve is opened, waste water filter 206 can discharge the waste water after the washing and filter, combustible gas discharge port 204 is the toxic combustible gas who produces behind the belt cleaning device, and discharge it, hydrogen discharge port 205 is the clean energy hydrogen that the mixture separated, can recycle.

Further, the inside of separator 2 installs broken foam net baffle 301, broken foam net baffle 301's inside is run through and is installed three outer tubes of group 3, inner tube 305 is installed to the inboard of outer tube 3, the surface mounting of inner tube 305 has guide vane 304, insulating board 302 is installed in the outside of inner tube 305, three mount 303 of group are installed to insulating board 302's bottom, broken foam net baffle 301 can simply filter the inside liquid of mixture, outer tube 3 and inner tube 305 can be with liquid and gas separation in the mixture, and flow out through the inner wall of outer tube 3, insulating board 302 can completely insulate against liquid, prevent that liquid in the mixture from flowing into the top, mount 303 can be fixed with outer tube 3 and the insulating board 302 at top, guarantee device stability.

Further, reactor 4 is installed at the top of supporting seat 401, mixture exhaust valve 403 is installed to one side of reactor 4 bottom, several groups of external heating pipes 402 are installed outside reactor 4, oil inlet 404 is installed at the top of reactor 4, agitator motor 405 is installed at the top of reactor 4, cleaning circulation inlet 406 is installed at the top of reactor 4, cleaning circulation valve 5 is installed at the top of cleaning circulation inlet 406, reactor 4 can carry out catalytic reaction with crude oil, mixture exhaust valve 403 can pour the mixture into separator 2 to separate, external heating pipe 402 can accelerate the catalysis of the crude oil inside, oil inlet 404 can pour the crude oil of heating furnace into reactor 4 to react, cleaning circulation inlet 406 is the import of circulation cleaner, the staff of being convenient for washs the purpose to the device.

Further, a control machine 501 is installed on the outer side of the cleaning circulating valve 5, a circulating liquid inlet 502 is installed on one side of the control machine 501, a cleaning agent inlet 503 is installed on the top of the cleaning circulating valve 5, other liquid inlets 504 are installed on the top of the cleaning circulating valve 5, the other liquid inlets 504 are located at the cleaning agent inlet 503, the control machine 501 can control the valve to be opened and closed, the circulating liquid inlet 502 can add the cleaning agent inside the separator 2 for circulation, the cleaning agent inlet 503 can add the cleaning agent for cleaning the device, the other liquid inlets 504 can assist the cleaning agent, and the cleaning agent can be used for cleaning the inside of the device conveniently.

Further, servo motor 602 is installed at the top of bottom plate 601, control motor 603 is installed at servo motor 602's top, oil pump 6 is installed to servo motor 602's output, oil pump inlet 604 is installed at oil pump 6's top, there is circulation inlet 502 one side of oil pump 6 through the pipe connection, servo motor 602 can control the speed that oil pump 6 goes on to the inside cleaner of device, servo motor 602 operation can be controlled to control motor 603, be convenient for operate the use to the device, oil pump 6 can utilize the rotation to flow the drive cleaner, oil pump inlet 604 can pour into the inside cleaner of separator 2.

Further, the top of the waste tank 7 is provided with a filter block 703, the outer side of the filter block 703 is provided with an inner plate 702, the inner plate 702 is movably arranged on the inner side of the filter box 707, the top of the filter box 707 is provided with a cover plate 701, the filter block 703 can filter metal chips and other impurities in the waste water, the inner plate 702 can assist the filter block 703 in disassembly and cleaning, the filter device is prevented from being blocked, the filter box 707 can fix the inner filter block 703, and the cover plate 701 can open and clean the filter box 707.

The working principle is as follows: when the device is used, cleaning liquid is firstly filled into the device through the cleaning agent inlet 503 and the other liquid inlets 504, all valves are closed when the interiors of the reactor 4 and the separator 2 are full of cleaning agents, the servo motor 602 is started to drive the oil pump 6 to enable the cleaning agents in the device to circularly clean the device, after cleaning for several hours, the valve at the bottom of the separator 2 is opened, cleaning wastewater enters the filter box 707 through the wastewater filter 206, metal chips in the wastewater are filtered when the wastewater passes through the filter block 703, oil and water separation is carried out on the wastewater in the waste box 7 after filtering, water at the bottom is discharged through the oil filter screen 704 and the wastewater port 705, and the stored oil is filled into the heating furnace through the reprocessing oil port 706 to be refined again.

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 invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 (7)

1. The utility model provides a cold low pressure separator's of oil refinery hydrogenation unit cleaning equipment that stops work, includes cushion cap (1), separator (2) and dump bin (7), its characterized in that: four groups of supporting rods (101) are mounted at the top of the bearing platform (1), a platform bottom plate (601) is mounted at the top of each supporting rod (101), eight groups of supporting seats (401) are mounted at the top of the bearing platform (1), the supporting seats (401) are located on one side of each supporting rod (101), a supporting frame (201) is mounted at the top of the bearing platform (1), and the supporting frame (201) is located on the other side of each supporting rod (101);

the utility model discloses a processing oil tank, including cushion cap (1), workbin (7) are installed at the top of cushion cap (1), and oil filter screen (704) are installed to the bottom of workbin (7) inside, waste water gap (705) are installed to the bottom of workbin (7), reprocessing hydraulic fluid port (706) are installed on the front of workbin (7).

2. The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery according to claim 1, characterized in that: mixture entry (202) are installed in the front of inboard side installation separator (2) of support frame (201), and discharge valve (203) are installed at the top of separator (2), and combustible gas discharge port (204) are installed to one side of discharge valve (203), and hydrogen discharge port (205) are installed at the top of discharge valve (203), and waste water filtration mouth (206) are installed to the bottom of separator (2).

3. The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery according to claim 1, characterized in that: foam breaking net baffle (301) are installed to the inboard of separator (2), and three outer tubes of group (3) are installed in the inside through installation of foam breaking net baffle (301), and inner tube (305) are installed to the inboard of outer tube (3), and the outer surface mounting of inner tube (305) has guide vane (304), and isolation plate (302) are installed in the outside of inner tube (305), and three mount (303) of group are installed to the bottom of isolation plate (302).

4. The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery according to claim 1, characterized in that: reactor (4) is installed at the top of supporting seat (401), mixture discharge valve (403) is installed to one side of reactor (4) bottom, several groups of external heating pipes (402) are installed in the outside of reactor (4), oil inlet (404) are installed at the top of reactor (4), agitator motor (405) is installed at the top of reactor (4), cleaning cycle import (406) is installed at the top of reactor (4), cleaning cycle valve (5) is installed at the top of cleaning cycle import (406).

5. The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery according to claim 4, characterized in that: the cleaning circulation valve is characterized in that a control machine (501) is installed on the outer side of the cleaning circulation valve (5), a circulation liquid inlet (502) is installed on one side of the control machine (501), a cleaning agent inlet (503) is installed at the top of the cleaning circulation valve (5), other liquid inlets (504) are installed at the top of the cleaning circulation valve (5), and the other liquid inlets (504) are located at the cleaning agent inlet (503).

6. The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery according to claim 1, characterized in that: servo motor (602) are installed at the top of bottom plate (601), and control motor (603) are installed at the top of servo motor (602), and oil pump (6) are installed to the output of servo motor (602), and oil pump import (604) are installed at the top of oil pump (6), and there is circulation inlet (502) one side of oil pump (6) through the pipe connection.

7. The shutdown cleaning equipment for the cold low-pressure separator of the hydrogenation unit in the oil refinery according to claim 1, characterized in that: the top of the waste box (7) is provided with a filter block (703), the outer side of the filter block (703) is provided with an inner plate (702), the inner plate (702) is movably arranged on the inner side of a filter box (707), and the top of the filter box (707) is provided with a cover plate (701).

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