Oil-water separation device for petrochemical refining

Abstract

The utility model belongs to the field of oil-water separation, particularly relates to an oil-water separation device for petrochemical engineering oil refining, and provides the following scheme aiming at the problems that an existing oil-water separation device needs to depend on natural gravity layering of oil and water, so that not only is the overall production efficiency reduced, but also the purity and the quality of separated oil products are influenced. A first box cover and a second box cover are hinged to the top of the separation box through hinges, and four universal brake wheels are fixedly arranged at the bottom of the separation box in a rectangular shape. The separation assembly is arranged in the separation box and is used for accelerating oil-water separation; the oil collecting mechanism is arranged on the first box cover and used for collecting oil. According to the oil-water separation device, the separation assembly is combined with the oil collecting mechanism, so that efficient separation of an oil-water mixture and automatic collection of oil liquid are realized, the oil-water treatment efficiency and quality are improved, and the operation cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil -water separation technical field especially relates to a kind of oil-water separation device of petroleum chemical refining oil. BACKGROUND

[0002] Oil-water separation device of petroleum chemical refining oil plays an important role in resource recovery, environmental protection and water quality improvement, and through reasonable separation process and advanced technical means, efficient oil-water separation and maximum utilization of resources can be realized.

[0003] After searching, a kind of oil-water separation device of petroleum chemical refining oil is authorized and announced in CN221739990U, by setting up water suction pipe and oil suction pipe, water suction pipe and oil suction pipe are slidably connected between the upper end of separation tank along vertical direction, the lower end of water suction pipe extends to benzene layer below, the lower end of oil suction pipe is bent upwards and extends to benzene layer above, the upper end of oil suction pipe is connected with oil suction pump by hose, the upper end of water suction pipe is connected with water suction pump by hose;The utility model can improve the stability of water suction pipe and oil suction pipe, avoid mixing benzene in separated oil due to shaking, and ensure separation effect.

[0004] But there are still the following defects:

[0005] 1, the oil-water separation device of petroleum chemical refining oil in the above application largely depends on the natural gravity stratification process of oil and water, which often needs to consume a lot of time, and long time standing not only delays production cycle, reduces overall production efficiency, but also may cause impurities and pollutants in oil-water mixture to precipitate or accumulate during standing process, thereby affecting the purity and quality of the final separated oil product. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the shortcomings in prior art that need to rely on the natural gravity stratification of oil and water, which not only reduces overall production efficiency, but also affects the purity and quality of separated oil product, and proposes an oil-water separation device of petroleum chemical refining oil.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] An oil-water separation device of petroleum chemical refining oil, comprising:

[0009] A separation tank, a No. 1 tank cover and a No. 2 tank cover are respectively hingedly arranged on the top of the separation tank, and four universal brake wheels are fixedly arranged at the bottom of the separation tank in a rectangular shape.

[0010] A separation assembly is arranged in the separation tank and used for accelerating oil-water separation.

[0011] The oil collecting mechanism is arranged on the first box cover and used for collecting oil.

[0012] In a possible design, the separation assembly includes a same oil baffle one fixedly arranged on both sides of the inner wall of the separation tank, a same oil baffle two fixedly arranged on both sides of the inner wall of the separation tank and located beside the oil baffle one, a same flow resistance plate one fixedly arranged on both sides of the inner wall of the separation tank, a same flow resistance plate two fixedly arranged on both sides of the inner wall of the separation tank and located beside the flow resistance plate one, the oil baffles one and two located above the flow resistance plates one and two, and a plurality of through holes uniformly distributed on one side of the oil baffle one, and a deep filter baffle fixedly arranged on one side of the inner wall of the separation tank and at a same level as the oil baffles one and two.

[0013] In a possible design, the oil collecting mechanism includes a motor fixedly arranged on the top of the first box cover, a magnet rotating wheel fixedly arranged on one end of an output shaft of the motor, an opening formed in the top of the first box cover, an oil collecting frame fixedly arranged on the top of the first box cover and located around the opening, a cover fixedly arranged on the top of the oil collecting frame and connected to the opening, a scraper fixedly arranged on one side of the top of the cover, a steel belt sleeved on the outside of the magnet rotating wheel, and the bottom of the steel belt extending into the separation tank through the opening, and the scraper abutting against one side of the steel belt.

[0014] In a possible design, a guide-in pipe is fixedly and communicatively arranged on one side of the separation tank and located above, a guide-out pipe is fixedly and communicatively arranged on the other side of the separation tank and located below and close to the deep filter baffle, and a connecting flange is fixedly arranged around the guide-in pipe and the guide-out pipe.

[0015] In a possible design, an oil discharging pipe is fixedly and communicatively arranged on one side of the oil collecting frame, a hand valve is arranged on the oil discharging pipe, a clamping frame is detachably embedded on the top of the oil collecting frame, a magnet strip is fixedly arranged on the bottom of the clamping frame, the bottom of the magnet strip abutting against the bottom wall of the oil collecting frame, inclined edges are arranged on both sides of the magnet strip, and a handle is fixedly arranged on the top of the clamping frame.

[0016] In a possible design, a frame is fixedly arranged inside the separation tank and close to the oil baffle one and the guide-in pipe, and a foreign matter basket is detachably placed on the top of the frame, and filter holes are uniformly arranged on the bottom of the foreign matter basket.

[0017] In the application, when starting to use, first, the device is moved to the position required to use through the universal brake wheel, then the position of the device is locked through the brake function on the universal brake wheel, then the inlet pipe is connected with and communicated with the corresponding oil refining equipment, then the outlet pipe is connected with and communicated with the corresponding water pipe, then the oil discharge pipe is connected with and communicated with the corresponding oil pipe, then the impurity basket is placed on the frame inside the separation tank near the oil baffle one and the inlet pipe by opening the second tank cover, then the second tank cover is closed and the device is connected to the power supply;

[0018] Then the oil-water separation work of the oil refining in the petrochemical industry is started, the oil-water mixture generated in the oil refining process is guided into the separation tank through the inlet pipe during the oil-water separation work, after the mixture enters the separation tank, first, the large particle impurities therein are filtered out through the impurity basket, the oil-water mixture is subjected to the action of the separation assembly in the separation tank, and the separation process of the oil-water mixture is accelerated, because the specific gravity densities of the oil and the water are different, the oil will float on the water surface, the oil baffle one and the oil baffle two play a role in guiding the flow of liquid and blocking the floating oil, the liquid is also blocked by the flow baffle one and the flow baffle two, the water flow speed is slowed down, the oil and water are prevented from being mixed again, and most of the oil is intercepted on the upper side, the oil liquid above the impurity basket is guided to the oil baffle two under the action of a plurality of through holes opened on one side of the oil baffle one, and the water flows along the bottom of the separation tank, and is again blocked by the deep filter baffle, so that the water flows from the lower side of the deep filter baffle into the outlet pipe and is guided out.

[0019] Then the motor is started, the output shaft of the motor drives the magnet rotating wheel to rotate, the magnet rotating wheel rotates while driving the steel belt outside the magnet rotating wheel to rotate, the bottom of the steel belt extends into the separation tank in the oil liquid through the opening and contacts the oil liquid to adsorb the oil liquid on the steel belt, with the rotation of the steel belt, the oil liquid is brought to the upper side, and the scraper is attached to one side of the steel belt, so that the oil liquid on the surface of the steel belt is completely scraped off by the scraper and flows into the oil collecting frame for collection during the transmission of the steel belt, when the oil liquid in the oil collecting frame accumulates to a certain amount, the oil liquid can be discharged from the device by opening the manual valve on the oil discharge pipe.

[0020] The utility model has the following beneficial effects:

[0021] In the utility model, through the cooperation among the oil baffle, the flow baffle and the deep filter baffle, the separation process of the oil-water mixture is effectively accelerated, the flow of liquid is guided, the oil-water mixture is blocked, and further filtration is carried out, so that the oil liquid and the water are clearly separated, and the efficiency and quality of oil-water separation are significantly improved.

[0022] In the utility model, through the setting of the oil collecting mechanism, the oil liquid after separation is automatically collected and effectively gathered, the operation process of oil liquid recovery is simplified, and the efficiency and purity of oil liquid recovery are improved.

[0023] The utility model discloses through the combination of separation assembly and oil collection mechanism, realize the efficient separation of oil-water mixture and the automatic collection of oil liquid, improve the efficiency and quality of oil-water treatment, reduce the operating cost. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the whole main view structural schematic drawing of oil-water separation device of petroleum chemical industry oil refining that the utility model proposes;

[0025] Figure 2 It is the whole side view structural schematic drawing of oil-water separation device of petroleum chemical industry oil refining that the utility model proposes;

[0026] Figure 3 It is the opening structure schematic drawing of no. 1 box cover and no. 2 box cover of oil-water separation device of petroleum chemical industry oil refining that the utility model proposes;

[0027] Figure 4 It is the separation tank cross section structural schematic drawing of oil-water separation device of petroleum chemical industry oil refining that the utility model proposes.

[0028] In the drawing: 1, separation tank;2, no. 1 box cover;3, no. 2 box cover;4, import pipe;5, export pipe;6, oil baffle one;601, through hole;7, oil baffle two;8, resistance plate one;9, resistance plate two;10, deep filter baffle;11, impurity basket;12, motor;13, magnet rotating wheel;14, oil collection frame;15, steel belt;16, cover;17, scraper;18, oil discharge pipe;19, hand valve;20, universal brake wheel;21, clamping frame;22, magnet strip. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0030] Embodiment one

[0031] Reference Figures 1-4 An oil-water separation device, comprising:

[0032] The separation tank 1 is hingedly provided with a no. 1 box cover 2 and a no. 2 box cover 3 at the top by hinges, which design makes the box cover conveniently open and close, and is convenient for maintaining and cleaning the inside of the separation tank 1. Four universal brake wheels 20 are fixedly arranged at the bottom of the separation tank 1 in a rectangular shape, which makes the whole device easily move to the required position and stably fixed there through the brake function.

[0033] In the interior of the separation tank 1 is also provided with a separation assembly for accelerating the separation of oil and water, the assembly includes a fixedly arranged in the separation tank 1 inner wall both sides of the same oil baffle one 6 and oil baffle two 7, the two oil baffle plays a role in guiding the flow of liquid and block floating oil, oil baffle one 6 side of the evenly distributed a plurality of through holes 601, these through holes 601 enables the oil to flow into the oil baffle two 7 and subsequent collection, at the same time, the separation tank 1 inner wall both sides are fixedly arranged with the flow baffle one 8 and flow baffle two 9, they are located below the oil baffle one 6 and oil baffle two 7, for further blocking the flow of liquid, slow down the water flow rate, thereby preventing the oil and water mixing again, in addition, the separation tank 1 inner wall side is also fixedly arranged with the oil baffle one 6 and oil baffle two 7 same level deep filtration baffle 10, it can be blocked again to the water flow, ensure that the separated water from its below.

[0034] In order to collect the separated oil liquid is also provided with a set of oil mechanism on the cover 2, the mechanism includes a fixedly arranged in the top of the motor 12 cover 2, the motor 12 output shaft one end fixedly connected with the magnet rotating wheel 13, the top of the cover 2 is provided with an opening, for the steel belt 15 through and connected with the magnet rotating wheel 13, the opening is also fixedly arranged with the set of oil frame 14 in the outer periphery, for collecting the oil from the steel belt 15 scraped down, set of oil frame 14 and opening with the top of the outer periphery is also fixedly arranged with the cover 16, to prevent the oil splash, cover 16 top side is fixedly arranged with the scraper 17, it is closely attached to one side of the steel belt 15, ensure that in the process of steel belt 15 rotation can completely scrape the oil on the surface.

[0035] The application can be used in the oil and water separation device technical field of petroleum chemical refining oil, and can be used in other fields applicable to the application.

[0036] Embodiment two

[0037] Based on the embodiment one, the embodiment two further comprises: an oil and water separation device for petroleum chemical refining oil, which is applied to the oil and water separation device technical field of petroleum chemical refining oil, in order to facilitate the connection with the external equipment, a guide pipe 4 is fixedly communicated on the top of one side of the separation tank 1, for guiding the oil and water mixture generated in the refining process into the separation tank 1, at the same time, a guide pipe 5 is fixedly communicated below the other side of the separation tank 1 close to the deep filtration baffle 10, for guiding the treated water quality, the outer periphery of the guide pipe 4 and the guide pipe 5 is fixedly provided with a connecting flange, convenient for connecting with the pipeline.

[0038] In addition, one side of the oil collecting frame 14 is fixedly connected with an oil discharging pipe 18 for discharging the collected oil, and a manual valve 19 is arranged on the oil discharging pipe 18 to control the discharge of the oil. The top of the oil collecting frame 14 is detachably embedded with a clamping frame 21, the bottom of the clamping frame 21 is fixedly provided with a magnet strip 22, the magnet strip 22 can adsorb the metal iron filings existing in the oil, thereby effectively removing the metal iron filings in the oil, improving the purity of the oil, avoiding the equipment wear and performance decline caused by the metal iron filings, the bottom of the magnet strip 22 is attached to the bottom wall of the oil collecting frame 14, and the two sides of the magnet strip 22 are provided with bevels, so that the oil can smoothly flow through the magnet strip 22 and flow into the oil discharging pipe 18, and the handle fixedly installed on the top of the clamping frame 21 facilitates the taking of the clamping frame 21.

[0039] In order to further improve the separation effect, a frame is fixedly arranged inside the separation tank 1 near the oil baffle 6 and the inlet pipe 4, and an impurity basket 11 is detachably placed on the top of the frame. The bottom of the impurity basket 11 is provided with uniformly distributed filter holes for blocking and collecting large particle impurities in the oil-water mixture to prevent them from entering the inside of the separation tank 1 and affecting the separation effect.

[0040] However, as known by those skilled in the art, the working principle and wiring method of the motor 12 are common, which belong to conventional means or common general knowledge, and will not be described here. Those skilled in the art can make any selection or arrangement according to their needs or convenience.

[0041] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An oil-water separation device for petroleum refining, characterized by comprising: The utility model relates to a kind of oil-water separation device, including: Separation tank (1), the top of separation tank (1) is respectively hinged with No. 1 tank cover (2) and No. 2 tank cover (3) by hinge, the bottom of separation tank (1) is fixed with four universal brake wheels (20) in rectangular shape; Separation assembly, separation assembly is arranged in separation tank (1) and is used to accelerate the separation of oil and water, the separation assembly includes the same oil baffle one (6) fixedly arranged in the inner wall of separation tank (1) two sides, the same oil baffle two (7) is fixedly arranged in the inner wall of separation tank (1) two sides at oil baffle one (6) side, the same flow baffle one (8) is fixedly arranged in the inner wall of separation tank (1) two sides, the same flow baffle two (9) is fixedly arranged in the inner wall of separation tank (1) two sides at flow baffle one (8) side, the oil baffle one (6) and oil baffle two (7) are located at the top of flow baffle one (8) and flow baffle two (9), the side of oil baffle one (6) is provided with multiple through holes (601) evenly distributed, the inner wall of separation tank (1) one side is fixedly provided with deep layer filter baffle (10) at the same level of oil baffle one (6) and oil baffle two (7); Oil collecting mechanism, oil collecting mechanism is arranged on No. 1 tank cover (2) and is used to collect oil, the oil collecting mechanism includes motor (12) fixedly arranged on the top of No. 1 tank cover (2), the one end of motor (12) output shaft is fixedly provided with magnet rotating wheel (13), the top of No. 1 tank cover (2) is opened, the top of No. 1 tank cover (2) is fixedly provided with oil collecting frame (14) at the periphery of opening, the top periphery of oil collecting frame (14) is fixedly provided with cover (16) with opening communication, the top side of cover (16) is fixedly provided with scraper (17), the outside of magnet rotating wheel (13) is sleeved with steel belt (15), the bottom of steel belt (15) extends to separation tank (1) through opening, the side of scraper (17) is attached with steel belt (15).

2. A device for separating water from oil in a petroleum refinery according to claim 1, characterized in that The side of separation tank (1) is fixedly communicated with inlet pipe (4) at the top, the other side of separation tank (1) is fixedly communicated with outlet pipe (5) below near deep layer filter baffle (10), the periphery of inlet pipe (4) and outlet pipe (5) is fixedly provided with connecting flange.

3. The oil-water separation device for petroleum refining according to claim 1, characterized by The side of oil collecting frame (14) is fixedly communicated with oil discharge pipe (18), the oil discharge pipe (18) is provided with hand valve (19), the top of oil collecting frame (14) is detachably embedded with clamping frame (21), the bottom of clamping frame (21) is fixedly provided with magnet strip (22), the bottom of magnet strip (22) is attached with the bottom wall of oil collecting frame (14), the two sides of magnet strip (22) are provided with bevel, the top of clamping frame (21) is fixedly provided with handle.

4. The oil-water separation device for petroleum refining according to claim 2, characterized by The inside of separation tank (1) is fixedly provided with frame near oil baffle one (6) and inlet pipe (4), and the top of frame can be placed with impurity basket (11) detachably, the bottom of impurity basket (11) is provided with evenly distributed filter hole.

Images