CN218794027U

CN218794027U - Lubricating oil vacuum demulsification dehydration device

Info

Publication number: CN218794027U
Application number: CN202222645994.5U
Authority: CN
Inventors: 吴贵文; 白小龙
Original assignee: Jilin Xinda Iron and Steel Co Ltd
Current assignee: Jilin Xinda Iron and Steel Co Ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-04-07
Anticipated expiration: 2032-10-09

Abstract

The utility model provides a lubricating oil vacuum demulsification dehydration device, which comprises an oil tank, a sealing cover, an electric heating mechanism and a vacuum condensation mechanism; the oil tank is provided with a sealing cover, a vacuum condensation mechanism is arranged outside a front plate of the oil tank, an electric heating mechanism is arranged on a right side plate, a vacuum pump and a condensation water tank in the vacuum condensation mechanism are connected through a second pipeline, a vacuum degree valve is arranged on the second pipeline, the condensation water tank and the tubular cooler are connected through a first pipeline, the tubular cooler is further provided with a vacuum pipeline, and the other end of the vacuum pipeline penetrates through the front plate; an electric heating ring in the electric heating mechanism is arranged in a sleeve, heat conducting oil is arranged between the electric heating ring and the sleeve, an exhaust valve is arranged at one end of the sleeve, one end of the electric heating mechanism penetrates through a right side plate of the oil tank and extends into the oil tank and is close to the bottom of the oil tank, and one end with the exhaust valve is arranged outside the oil tank; the utility model discloses a with the emulsification oil breakdown of emulsion dehydration in the oil tank, utilize this device can save operating time, improve the efficiency of emulsification oil breakdown of emulsion dehydration.

Description

Lubricating oil vacuum demulsification dehydration device

Technical Field

The utility model relates to a petrochemical technical field, especially a lubricating oil vacuum breakdown of emulsion dewatering device.

Background

The existing common mechanical demulsification method mainly comprises equipment such as a vacuum oil filter, a centrifugal oil filter and the like, and the device for separating and treating the emulsified oil from the oil and the water disclosed in Chinese patent CN202021663576.3 can only extract part of oil from oil storage equipment to complete the process of demulsification and dehydration, and because the space of the centrifugal oil filter and the vacuum oil filter is limited, the quantity of the oil for completing the demulsification and dehydration at one time is small, so that the demulsification and dehydration speed of an oil-water mixture is low, the period is long, and the device is not beneficial to realizing the oil-water separation (demulsification) as soon as possible after a large quantity of oil is emulsified; after the lubricating oil is emulsified, the integrity of an oil film can be damaged, once the lubricating oil is used, the abrasion and the corrosion of equipment elements can be caused, in addition, the degradation of the oil product can be accelerated by pollutants such as precipitation, colloid and the like generated by the action of water and additives in the oil product, the emulsified oil product has large harm, and the oil-water separation (emulsion breaking) needs to be realized as soon as possible, so that the design of a device for quickly separating the emulsified lubricating oil becomes a subject faced by related technicians.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a to prior art's drawback, provide a lubricating oil vacuum breakdown of emulsion dewatering device, this device can be simultaneously to the quick breakdown of emulsion dehydration of the lubricating oil after the device internal emulsion, fast, and the breakdown of emulsion is effectual to but external filter equipment filters the lubricating oil after the breakdown of emulsion once more.

The purpose is realized with following technical scheme:

a lubricating oil vacuum demulsification dehydration device comprises an oil tank, a sealing cover, an electric heating mechanism and a vacuum condensation mechanism; the oil tank is provided with a sealing cover, a vacuum condensation mechanism is arranged outside a front plate of the oil tank, an electric heating mechanism is arranged on a right side plate of the oil tank, the vacuum condensation mechanism comprises a vacuum pump, a tubular cooler, a condensation water tank, a vacuum pipeline, a first pipeline, a second pipeline and a vacuum degree valve, the vacuum pump and the condensation water tank are connected through the second pipeline, the second pipeline is provided with the vacuum degree valve, the condensation water tank and the tubular cooler are connected through the first pipeline, the tubular cooler is further provided with the vacuum pipeline, and the other end of the vacuum pipeline penetrates through the front plate; the electric heating mechanism comprises an exhaust valve, a sleeve, an electric heater and heat conducting oil, an electric heating ring on the electric heater is arranged in the sleeve, the heat conducting oil is arranged between the electric heating ring and the sleeve, the exhaust valve is arranged at one end of the sleeve, one end of the electric heating mechanism penetrates through a right side plate of the oil tank and extends into the oil tank and is close to the bottom of the oil tank, and one end with the exhaust valve is arranged outside the oil tank.

According to the lubricating oil vacuum demulsification dehydration device, the electric heating mechanisms can be arranged in N groups parallel to the bottom of the oil tank, the N groups of electric heating mechanisms are connected in series through the communicating pipe, the temperature measuring galvanic couples are arranged in the pipe at one end of the communicating pipe, and the number of the electric heating mechanisms can be set according to the area of the bottom of the oil tank.

Above-mentioned lubricating oil vacuum breakdown of emulsion dewatering device still includes back oil pipe and inhales oil pipe, back oil pipe and inhale the oil pipe and manage the left side board that runs through the oil tank respectively, all be equipped with the valve on the part pipe that exposes the oil tank.

The vacuum demulsification and dehydration device for the lubricating oil further comprises a plurality of magnetic filters, wherein the magnetic filters can be arranged according to requirements and are uniformly arranged on the first partition plates in the oil tank.

The lubricating oil vacuum demulsification dehydration device further comprises a filter cloth, wherein the filter cloth is arranged in a groove of a second partition plate in the oil tank, and the second partition plate is located below the first partition plate.

Advantageous effects

The utility model discloses a direct demulsification dehydration with the emulsified lubricating oil in the oil tank, the problem that can not the dehydration of demulsification fast and influence the lubricating oil quality after avoiding the lubricating oil emulsification utilizes this device can save operating time, improves the efficiency of emulsified lubricating oil demulsification dehydration, guarantees the quality of demulsification dehydration back lubricating oil.

Drawings

The present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present invention;

fig. 2 is a schematic structural diagram of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 isbase:Sub>A schematic sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of the electric heating mechanism;

in the drawings, the reference numerals denote: 1. the oil tank, 2, a tube cooler, 3, a vacuum pipeline, 4, an oil return pipe, 5, a valve, 6, a vacuum degree valve, 7, an exhaust valve, 8, a sleeve, 9, an electric heater, 10, a temperature measuring couple, 11, a vacuum pump, 12, a condensed water tank, 13, a sealing cover, 14, a magnetic filter, 15, filter cloth, 16, a reinforcing rib, 17, an electric heating mechanism, 18, heat conducting oil, 19, an electric heating ring, 20, an oil suction pipe, 21, a first pipeline, 22, a second pipeline, 23, a connecting pipe, 24, an oil-water mixture, 25, a bottom support, 26, a first partition plate, 27, a second partition plate, 28, a communicating pipe, 29, a front plate, 30, a left side plate, 31 and a right side plate.

Detailed Description

The utility model provides a lubricating oil vacuum breakdown of emulsion dewatering device, with electric heating mechanism, vacuum condensation mechanism, magnetic filter and filter cloth combine together with the oil tank, utilize the oil in the electric heating mechanism heating oil tank, utilize vacuum condensation mechanism to keep vacuum state and make the vapor of production through the vacuum pipeline in making the oil tank, the tubular cooler cools off and gets into the water pitcher that condenses after the water droplet, the waste gas of production is discharged through the vacuum pump, the dehydration of breakdown of emulsion of a large amount of emulsification lubricating oil in the oil tank that makes that can be quick, the time of the dehydration of emulsification lubricating oil breakdown of emulsion has been saved, the quality of breakdown of emulsion dehydration back lubricating oil has been guaranteed, the technological problem of the lubricating oil separation as early as possible after the emulsification has been solved well.

Referring to the attached figures 1-3, the lubricating oil vacuum demulsification dehydration device comprises an oil tank 1, a sealing cover 13, an electric heating mechanism 17 and a vacuum condensation mechanism; the vacuum condensation device is characterized in that a sealing cover 13 is arranged on the oil tank 1, a vacuum condensation mechanism is arranged outside a front plate 29 of the oil tank 1, an electric heating mechanism 17 is arranged on a right side plate 31, the vacuum condensation mechanism comprises a vacuum pump 11, a tubular cooler 2, a condensation water tank 12, a vacuum pipeline 3, a first pipeline 21, a second pipeline 22 and a vacuum degree valve 6, the vacuum pump 11 and the condensation water tank 12 are connected through the second pipeline 22, the vacuum degree valve 6 is arranged on the second pipeline 22, the condensation water tank 12 and the tubular cooler 2 are connected through the first pipeline 21, the tubular cooler 2 is further provided with a vacuum pipeline 3, and the other end of the vacuum pipeline 3 penetrates through the front plate 29; the electric heating mechanism 17 comprises an exhaust valve 7, a sleeve 8, an electric heater 9 and heat conducting oil 18, an electric heating coil 19 on the electric heater 9 is arranged in the sleeve 8, the heat conducting oil 18 is arranged between the electric heating coil 19 and the sleeve 8, an exhaust valve 7 is arranged at one end of the sleeve 8, one end of the electric heating mechanism 17 penetrates through a right side plate 31 to extend into the oil tank 1 and be close to the bottom of the oil tank, and one end with the exhaust valve 7 is arranged outside the oil tank 1; the working principle is as follows: the boiling points of the lubricating oil and the water are different, the water in the oil can be boiled to be water vapor at about 50 ℃ in a vacuum state, and the device is designed by utilizing the principle; when the device is operated, the sealing cover is opened, water-containing lubricating oil is added into an oil tank, then the sealing cover is well covered, a heater is started to heat the lubricating oil to 50-60 ℃, the heating temperature of the lubricating oil is measured by a temperature measuring couple, the electric heating mechanism is started when the temperature is lower than 50 ℃, the electric heating mechanism is closed when the temperature is higher than 60 ℃, the temperature of the lubricating oil is stabilized between 50-60 ℃, a vacuum pump is started to keep the inside of the oil tank in a vacuum state, the vacuum degree is controlled to be about 0.08Mpa, generated steam is cooled into water drops through a vacuum pipeline and a tubular cooler and then enters a condensation water tank, waste gas is discharged through the vacuum pump, and the vacuum degree valve at the inlet of the vacuum pump can adjust the vacuum degree in the oil tank.

Referring to fig. 3, N groups of electric heating mechanisms 17 can be arranged in parallel to the bottom of the oil tank 1, the N groups of electric heating mechanisms 17 are connected in series by a communicating pipe 28, a temperature measuring couple 10 is arranged in the pipe at one end of the communicating pipe 28, and the number of the electric heating mechanisms can be set according to the area of the bottom of the oil tank; the multi-group electric heating mechanism can quickly heat up the lubricating oil in the oil tank so as to improve the demulsification and dehydration speed of the lubricating oil, and the temperature measuring couple can accurately measure the temperature of the lubricating oil in the oil tank and avoid damaging the quality of the lubricating oil due to overhigh temperature.

Referring to the attached drawings 1-3, the oil return device further comprises an oil return pipe 4 and an oil suction pipe 20, wherein the oil return pipe 4 and the oil suction pipe 20 respectively penetrate through a left side plate 30 of the oil tank 1, and valves 5 are arranged on the parts of the pipes exposed out of the oil tank 1; the oil suction pipe and the oil return pipe can be externally connected with a filter device to filter the demulsified and dehydrated lubricating oil again, so that the quality of the lubricating oil is ensured.

Referring to fig. 4, a plurality of magnetic filters 14 are further included, and the magnetic filters 14 may be disposed according to requirements and uniformly arranged on the first partition 26 in the oil tank 1, and the magnetic filters may filter out ferromagnetic pollutants in the lubricating oil.

Referring to fig. 4, the filter cloth 15 is arranged in a groove of a second partition plate 27 in the oil tank 1, and the second partition plate is positioned below the first partition plate 26; used for removing fine particle impurities in the lubricating oil.

Claims

1. A lubricating oil vacuum demulsification dehydration device is characterized in that: comprises an oil tank (1), a sealing cover (13), an electric heating mechanism (17) and a vacuum condensing mechanism; the oil tank is characterized in that a sealing cover (13) is arranged on the oil tank (1), a vacuum condensation mechanism is arranged outside a front plate (29) of the oil tank (1), an electric heating mechanism (17) is arranged on a right side plate (31), the vacuum condensation mechanism comprises a vacuum pump (11), a tubular cooler (2), a condensation water tank (12), a vacuum pipeline (3), a first pipeline (21), a second pipeline (22) and a vacuum degree valve (6), the vacuum pump (11) and the condensation water tank (12) are connected through the second pipeline (22), the second pipeline (22) is provided with the vacuum degree valve (6), the condensation water tank (12) and the tubular cooler (2) are connected through the first pipeline (21), the tubular cooler (2) is further provided with the vacuum pipeline (3), and the other end of the vacuum pipeline (3) penetrates through the front plate (29); electric heating mechanism (17) include discharge valve (7), sleeve pipe (8), electric heater (9) and conduction oil (18), ring heater (19) on electric heater (9) are adorned in sleeve pipe (8), are equipped with conduction oil (18) between ring heater (19) and sleeve pipe (8), the one end of sleeve pipe (8) is equipped with discharge valve (7), and the one end of electric heating mechanism (17) is passed right side board (31) and is stretched into in oil tank (1) and be close to the oil tank bottom, and the one end setting of taking discharge valve (7) is outside in oil tank (1).

2. The vacuum demulsification and dehydration device for the lubricating oil as claimed in claim 1, which is characterized in that: n groups of electric heating mechanisms (17) can be arranged in parallel to the bottom of the oil tank (1), the N groups of electric heating mechanisms (17) are connected in series through a communicating pipe (28), a temperature measuring galvanic couple (10) is arranged in a pipe at one end of the communicating pipe (28), and the number of the electric heating mechanisms can be set according to the area of the bottom of the oil tank.

3. The vacuum demulsification and dehydration device for the lubricating oil as claimed in claim 2, which is characterized in that: the oil return pipe (4) and the oil suction pipe (20) penetrate through a left side plate (30) of the oil tank (1) respectively, and valves (5) are arranged on the partial pipes exposed out of the oil tank (1).

4. The vacuum demulsification and dehydration device for the lubricating oil as claimed in claim 3, which is characterized in that: the oil tank also comprises a plurality of magnetic filters (14), wherein the magnetic filters (14) can be arranged according to requirements and are uniformly arranged on the first partition plate (26) in the oil tank (1).

5. The vacuum demulsification and dehydration device for the lubricating oil as claimed in claim 4, which is characterized in that: the oil tank is characterized by further comprising filter cloth (15), wherein the filter cloth (15) is arranged in a groove of a second partition plate (27) in the oil tank (1), and the second partition plate is located below the first partition plate (26).