CN112408546A - Petrochemical oil-water separation device - Google Patents
Petrochemical oil-water separation device Download PDFInfo
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- CN112408546A CN112408546A CN202110087083.2A CN202110087083A CN112408546A CN 112408546 A CN112408546 A CN 112408546A CN 202110087083 A CN202110087083 A CN 202110087083A CN 112408546 A CN112408546 A CN 112408546A
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- oil skimming
- skimming
- water separation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/004—Seals, connections
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Hydrology & Water Resources (AREA)
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- Analytical Chemistry (AREA)
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Abstract
The invention discloses a petrochemical oil-water separation device which comprises an oil skimming pool and an oil skimming device arranged in the oil skimming pool, wherein the oil skimming device comprises a protective cover and a driving motor arranged on one side of the protective cover; the inside oil groove that connects that is equipped with of protection casing connects oil groove upper portion both sides to be equipped with the frizing, and the frizing contacts with the both sides of oil skimming belt, and protection casing outside one side is equipped with and connects the oil box. According to the invention, the oil skimming device is arranged in the oil skimming pool, the rack rod is provided with the plurality of driven belt wheels, and the oil skimming belt continuously bypasses the oil skimming belt on the rack rod, so that the contact area between the oil skimming belt and sewage is increased, the oil-water separation efficiency is improved on the premise of not increasing the oil-water separation device, and the sewage treatment cost of enterprises is reduced.
Description
Technical Field
The invention belongs to the technical field of petrochemical industry, and particularly relates to a petrochemical industry oil-water separation device.
Background
Petroleum is an indispensable resource in economic development and persistence, and the higher the economic development degree is, the greater the dependence and demand on petroleum is. In the process of petroleum production and refining, a large amount of oily sewage is generated, and only China generates billions of tons of oily sewage every year. There are many industries that produce oily sewage, for example: oil-containing sewage is generated in the processes of storage and transportation of oil products, leakage accidents of oil tankers or oil pipelines, cleaning of vehicles and ships, mechanical manufacturing, food processing and the like in petroleum and related industries. The oil pollution caused by oily sewage is extremely harmful to the environment and the ecology.
The treatment technology of oily sewage is more, and the common technologies comprise: gravity separation treatment technology, adsorption treatment technology, membrane separation treatment technology, ultrasonic treatment technology and the like. The processing apparatuses or facilities used in the above processing techniques include: settling tanks, adsorption tanks (beds), membrane separation equipment, ultrasonic processors, etc., which have the following disadvantages:
the settling tank has low efficiency and large volume;
the adsorption material adopted by the adsorption tank (bed) is difficult to regenerate after being adsorbed and saturated, the consumption of the adsorption material is large, and the problems of pollutant treatment and secondary pollution exist after the adsorption material is replaced;
the membrane separation equipment is essentially filtering equipment, the effluent index is good, but a filtering membrane is high in price and easy to block, the pressure difference is large, the energy consumption is high, and the secondary treatment problem of the concentrated backflow water exists;
the ultrasonic processor has good effect, but the equipment price is expensive, the problem of ultrasonic frequency matching exists, and the emulsification is aggravated instead of the inconsistency of the frequency.
Through the retrieval, chinese utility model patent that the publication number of granting is CN206492249U discloses a belt oil water separator to specifically disclose: the oil-sticking mechanism comprises an oil-sticking belt and a driving wheel, wherein the oil-sticking belt is sleeved on the driving wheel and a driven wheel which is used for tensioning the oil-sticking belt by utilizing the self weight of the oil-sticking belt respectively; and the oil scraping mechanism is used for separating and discharging oil adsorbed on the oil-sticking belt and fixedly arranging the oil scraping mechanism on the main body rack when the oil-sticking belt rotates. The range of viscous oil is limited to the width of the viscous oil belt when the viscous oil belt is used, and when the amount of contained sewage is large, the oil-water separation efficiency is low, so that the normal sewage treatment requirement is difficult to meet.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a petrochemical oil-water separation device.
In order to achieve the purpose, the invention adopts the technical scheme that:
a petrochemical oil-water separation device comprises an oil skimming pool and an oil skimming device arranged inside the oil skimming pool, wherein a drain pipe is arranged on one side of the lower portion of the oil skimming pool, the oil skimming device comprises a protective cover and a driving motor arranged on one side of the protective cover, one end of an output shaft of the driving motor is connected with a driving belt wheel, a support frame is arranged at the lower end of the protective cover, the support frame comprises a plurality of frame rods which are connected end to end and driven belt wheels arranged at two ends of the frame rods and at the connecting points of the frame rods, the driving belt wheels are connected with a plurality of groups of driven belt wheels through oil skimming belts, the contact area of the oil skimming belts and sewage is enlarged by; two groups of support rods are arranged on one side of the support frame, a second connecting rod is arranged on one side of each support rod, and the upper end of each second connecting rod is connected with the protective cover through a third connecting rod; the two sides of the protective cover are provided with L-shaped side plates, the lower parts of the L-shaped side plates are provided with slide rails, and the slide rails are connected with the wall of the oil skimming pool; the inside oil groove that connects that is equipped with of protection casing, connect oil groove upper portion both sides to be equipped with the frizing, the frizing is installed inside the protection casing aslope, and the frizing contacts with the both sides of oil skimming belt, protection casing outside one side is equipped with and connects the oil box, connects the oil box to install in the oil-out lower part that connects the oil groove.
During the use, inside discharging sewage into the oil skimming pool, with oil skimming belt lower part submergence in sewage, start driving motor, driving motor rotates through initiative oil skimming belt, utilizes physical characteristics such as different gravity, surface tension and viscidity between the oil water, and oil skimming belt adsorbs the greasy dirt in the sewage, and when the greasy dirt on the oil skimming belt moved to the frizing plate position, the frizing plate scraped the greasy dirt on the oil skimming belt to connect in the oil groove and finally flowed to and connect the interior centralized processing of oil box.
As a further optimization of the technical scheme, the L-shaped side plate is provided with a kidney-shaped groove, the L-shaped side plate is connected with the protective cover through a bolt, and the kidney-shaped groove is convenient for adjusting the height of the protective cover, so that the depth of the oil skimming belt extending into sewage is adjusted, and the oil-water separation effect is enhanced.
As a further preference of the technical scheme, a sliding block is arranged at the lower part of the L-shaped side plate, and the sliding block is movably arranged on the sliding rail, so that the oil skimming device can conveniently slide back and forth on the sliding rail, and the oil skimming range of the oil skimming device is enlarged; the slide rail both ends lower part is equipped with the pulley, pulley middle part joint is on the pool wall upper portion of oil skimming pool, the oil skimming pool outside is equipped with the footboard, and the operating personnel of being convenient for promotes oil skimming device and slides from side to side on oil skimming pool, has further increased the scope of oil skimming device.
As a further preferred option of this technical scheme, pulley upper portion one side is equipped with the sliding sleeve, the slide rail cup joints inside the sliding sleeve with the clearance, sliding sleeve upper portion threaded connection has the fastening knob, and the fastening knob lower extreme offsets with the slide rail upper surface, and the sliding sleeve is convenient for adjust the distance of both ends pulley, is applicable to the oil skimming pool of different widths and uses.
As a further preferred option of the technical scheme, the end parts of a plurality of hack levers are movably connected through pin shafts, the middle part of one side of each hack lever is hinged with a first connecting rod, the first connecting rods are arranged in parallel with the opposite hack levers, and the upper ends of the adjacent first connecting rods are hinged through supporting rods; an adjusting device is arranged on one side of the protective cover and comprises an adjusting cylinder arranged on one side of the protective cover, a piston rod of the adjusting cylinder is connected with a third connecting rod, a sleeve is arranged at the lower end of the third connecting rod, a spring is arranged in the sleeve, and two ends of the spring are fixedly connected with the end part of the second connecting rod; the lower part of the protective cover is provided with a guide frame, the guide frame comprises a connecting plate connected with the protective cover and guide wheels arranged on two sides of the lower part of the connecting plate, and the oil skimming belt is arranged on the inner sides of the guide wheels on two sides; when the width of the oil skimming pool is large, a piston rod of the adjusting cylinder extends to drive the third connecting rod to move downwards, and the third connecting rod stretches the support frame through the second connecting rod when moving downwards, so that the contact area of the oil skimming belt and sewage is increased, the oil-water separation effect is enhanced, and the oil-water separation efficiency is improved; the guide wheel and the spring are convenient for tensioning the oil skimming belt after the support frame is adjusted, so that the normal operation of the oil skimming belt is ensured.
As a further optimization of the technical scheme, the two sides of the connecting plate are provided with the correcting plates, the correcting plates are provided with the limiting grooves, the two sides of the oil skimming belt are clamped inside the limiting grooves in a clearance mode, the correcting plates limit the moving range of the oil skimming belt, and the deviation of the oil skimming belt is avoided.
As a further optimization of the technical scheme, an aeration device is arranged at the bottom of the oil skimming pool and comprises an air inlet pipe connected with a compressed air storage tank, a plurality of branch pipes arranged on one side of the air inlet pipe and a plurality of aeration discs arranged on the upper portions of the branch pipes, and the aeration device aerates sewage, so that the oil-water separation efficiency is improved.
As a further optimization of the technical scheme, a preliminary separation tank is arranged on one side of the oil skimming tank, an upper cover is arranged on the upper portion of the preliminary separation tank, a water inlet is formed in the upper portion of the upper cover, a filter screen is arranged inside the water inlet, the filter screen preliminarily filters solid particles in sewage, and abrasion of an oil skimming belt is reduced; a partition plate is arranged between the preliminary separation tank and the oil skimming tank, a water outlet is formed in the upper portion of the partition plate, and sewage enters the oil skimming tank through the water outlet to be subjected to secondary oil-water separation after being subjected to preliminary separation.
As a further preference of the technical scheme, a stirring device is arranged in the primary separation tank, the stirring device comprises a stirring motor arranged on one side of the primary separation tank and a crankshaft connected with an output shaft of the stirring motor, a plurality of hanging plates are arranged on the crankshaft, and the upper ends of the hanging plates are fixedly connected with the inner wall of the upper cover; the lower part of the preliminary separation tank is provided with a plurality of pressing plates, the upper parts of the pressing plates are hinged with pressing rods, the upper ends of the pressing rods are movably connected with shaft necks of the crankshafts through shaft sleeves, a plurality of guide grooves are formed in two sides of each pressing plate, guide rails are movably connected inside the guide grooves, and the guide rails are fixedly installed on the tank wall of the preliminary separation tank; inside back of sewage entering preliminary separation pond starts agitator motor, thereby drives the up-and-down motion of pressure bar when the bent axle rotates and drives the clamp plate and vibrate about the oily sewage of preliminary separation pond inside, has strengthened oil-water separation's effect.
As a further preference of the technical scheme, a turnover plate is arranged on one side of the water outlet, the upper end of the turnover plate is movably connected with the upper cover through a plurality of hinges, a pull rod is hinged to one side of the turnover plate, the upper end of the pull rod is in threaded connection with an adjusting threaded sleeve, and an annular clamping groove is formed in the outer portion of the adjusting threaded sleeve; the upper cover is provided with a hinge at the upper part, one end of the hinge is fixedly arranged on the upper cover, the other end of the hinge is provided with a U-shaped clamping groove, and the annular clamping groove is clamped in the U-shaped clamping groove; after sewage enters the primary separation tank, the turnover plate is closed, so that the oily sewage is prevented from entering the oil skimming tank from a water outlet during oscillation, after the oily sewage is oscillated, the pull rod is pulled upwards, the adjusting screw sleeve is rotated to a proper position, then the annular clamping groove of the adjusting screw sleeve is clamped in the U-shaped clamping groove of the hinge, so that the turnover plate is opened, the sewage is oscillated into the oil skimming tank for skimming, and the primary separation effect of the oily sewage is ensured; the delivery port both sides are equipped with the baffle, and the baffle has avoided the returning face plate to rotate to inside back of preliminary separation pond and has produced the interference with the clamp plate and cause equipment to damage.
The invention has the beneficial effects that:
1) according to the invention, the oil skimming device is arranged in the oil skimming pool, the rack rod is provided with the plurality of driven belt wheels, and the oil skimming belt continuously bypasses the oil skimming belt on the rack rod, so that the contact area between the oil skimming belt and sewage is increased, the oil-water separation efficiency is improved on the premise of not increasing the oil-water separation device, and the sewage treatment cost of enterprises is reduced.
2) The L-shaped side plate is provided with a kidney-shaped groove, the L-shaped side plate is connected with the protective cover through a bolt, and the kidney-shaped groove is convenient for adjusting the height of the protective cover, so that the depth of the oil skimming belt extending into sewage is adjusted, and the oil-water separation effect is enhanced.
3) The lower part of the L-shaped side plate is provided with the sliding block which is movably arranged on the sliding rail, so that the oil skimming device can conveniently slide back and forth on the sliding rail, and the oil skimming range of the oil skimming device is enlarged; the lower parts of the two ends of the sliding rail are provided with pulleys, the middle parts of the pulleys are clamped on the upper part of the wall of the oil skimming pool, and the pedal is arranged outside the oil skimming pool, so that an operator can push the oil skimming device to slide left and right on the oil skimming pool, and the oil skimming range of the oil skimming device is further enlarged.
4) One side of the upper part of the pulley is provided with a sliding sleeve, the sliding rail is sleeved inside the sliding sleeve in a clearance manner, the upper part of the sliding sleeve is in threaded connection with a fastening knob, the lower end of the fastening knob is abutted against the upper surface of the sliding rail, and the sliding sleeve is convenient for adjusting the distance between the pulleys at two ends and is suitable for oil skimming pools with different widths.
5) The end parts of the plurality of hack levers are movably connected through pin shafts, the middle part of one side of each hack lever is hinged with a first connecting rod, the first connecting rods are arranged in parallel with the opposite hack levers, and the upper ends of the adjacent first connecting rods are hinged through supporting rods; an adjusting device is arranged on one side of the protective cover, when the oil skimming pool is large in width, a piston rod of the adjusting cylinder extends to drive the third connecting rod to move downwards, and the third connecting rod stretches the supporting frame through the second connecting rod when moving downwards, so that the contact area of the oil skimming belt and sewage is increased, the oil-water separation effect is enhanced, and the oil-water separation efficiency is improved; the guide wheel and the spring are convenient for tensioning the oil skimming belt after the support frame is adjusted, so that the normal operation of the oil skimming belt is ensured.
6) The two sides of the connecting plate are provided with the correcting plates, the correcting plates are provided with the limiting grooves, the two sides of the oil skimming belt are clamped in the limiting grooves in a clearance mode, the correcting plates limit the moving range of the oil skimming belt, and the deviation of the oil skimming belt is avoided.
7) The bottom of the oil skimming tank is provided with an aeration device, the aeration device comprises an air inlet pipe connected with a compressed air storage tank, a plurality of branch pipes arranged on one side of the air inlet pipe and a plurality of aeration discs arranged on the upper parts of the branch pipes, and the aeration device aerates sewage, so that the oil-water separation efficiency is improved.
8) A preliminary separation tank is arranged on one side of the oil skimming tank, an upper cover is arranged on the upper portion of the preliminary separation tank, a water inlet is formed in the upper portion of the upper cover, a filter screen is arranged inside the water inlet, and the filter screen preliminarily filters solid particles in sewage, so that abrasion of an oil skimming belt is reduced; a partition plate is arranged between the preliminary separation tank and the oil skimming tank, a water outlet is formed in the upper portion of the partition plate, and sewage enters the oil skimming tank through the water outlet to be subjected to secondary oil-water separation after the preliminary separation.
9) A stirring device is arranged in the primary separation tank, the stirring device comprises a stirring motor arranged on one side of the primary separation tank and a crankshaft connected with an output shaft of the stirring motor, a plurality of hanging plates are arranged on the crankshaft, and the upper ends of the hanging plates are fixedly connected with the inner wall of the upper cover; the lower part of the preliminary separation tank is provided with a plurality of pressing plates, the upper parts of the pressing plates are hinged with pressing rods, the upper ends of the pressing rods are movably connected with shaft necks of the crankshafts through shaft sleeves, a plurality of guide grooves are formed in two sides of each pressing plate, guide rails are movably connected inside the guide grooves, and the guide rails are fixedly arranged on the tank wall of the preliminary separation tank; inside back of sewage entering preliminary separation pond starts agitator motor, thereby drives the up-and-down motion of pressure bar when the bent axle rotates and drives the clamp plate and vibrate about the oily sewage of preliminary separation pond inside, has strengthened oil-water separation's effect.
10) A turnover plate is arranged on one side of the water outlet, a pull rod is hinged to one side of the turnover plate, after the oily sewage is vibrated, the pull rod is pulled upwards, the adjusting screw sleeve is rotated to a proper position, then the annular clamping groove of the adjusting screw sleeve is clamped in the U-shaped clamping groove of the hinge, the turnover plate is opened, the sewage is vibrated into the oil skimming pool for oil skimming, and the effect of primary separation of the oily sewage is ensured; the baffle is arranged on two sides of the water outlet, and the baffle prevents the turnover plate from interfering with the pressing plate after rotating to the inside of the primary separation tank to cause equipment damage.
Drawings
FIG. 1 is a schematic structural diagram of a petrochemical oil-water separation device.
FIG. 2 is a schematic diagram of the internal structure of the petrochemical oil-water separation device.
FIG. 3 is a schematic structural diagram of a stirring device in the petrochemical oil-water separation device.
FIG. 4 is a schematic structural diagram of a primary separation tank in the petrochemical oil-water separation device.
FIG. 5 is an exploded view of a hinge and a pull rod in the petrochemical oil-water separation device.
FIG. 6 is a schematic structural diagram of an oil skimming device in the petrochemical oil-water separation device.
FIG. 7 is a schematic structural view of the other side of an oil skimming device in the petrochemical oil-water separation device.
FIG. 8 is a schematic diagram of the internal structure of a protective cover in the petrochemical oil-water separation device.
FIG. 9 is a schematic view of a partial structure of an oil skimming device in the petrochemical oil-water separation device of the present invention.
FIG. 10 is a schematic view of a guide frame structure in the petrochemical oil-water separation device of the present invention.
FIG. 11 is an assembly view of a rack rod and a first connecting rod in the petrochemical oil-water separation device.
FIG. 12 is a schematic diagram of an L-shaped side plate structure in the petrochemical oil-water separation device of the present invention.
In the figure: 1. a preliminary separation tank; 101. an upper cover; 102. a water inlet; 103. a filter screen; 104. a water outlet; 105. a turnover plate; 106. a baffle plate; 107. a pull rod; 108. a hinge; 109. a U-shaped clamping groove; 110. adjusting a threaded sleeve; 111. an annular neck; 112. a separator.
2. A stirring device; 201. a stirring motor; 202. a crankshaft; 203. a pressure lever; 204. pressing a plate; 205. a guide groove; 206. a guide rail; 207. a hanger plate.
3. An oil skimming pool; 301. a pedal; 302. and a water discharge pipe.
4. An oil skimming device; 401. a protective cover; 402. a drive motor; 403. a driving pulley; 404. a support frame; 405. a frame bar; 406. a first link; 407. a driven pulley; 408. a support bar; 409. a second link; 410. a sleeve; 411. a spring; 412. an L-shaped sideboard; 413. a kidney-shaped groove; 414. a slider; 415. a slide rail; 416. a pulley; 417. a sliding sleeve; 418. fastening a knob; 419. an oil skimming belt; 420. an oil receiving groove; 421. a scraper plate; 422. an oil receiving box.
5. An adjustment device; 501. an adjusting cylinder; 502. and a third link.
6. A guide frame; 601. a connecting plate; 602. a guide wheel; 603. straightening a plate; 604. a limiting groove.
7. An aeration device; 701. an air inlet pipe; 702. a branch pipe; 703. an aeration disc.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 12, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the devices or elements referred to must have a specific orientation, a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1-2 and 6-9, a petrochemical oil-water separation device comprises an oil skimming pool 3 and an oil skimming device 4 arranged inside the oil skimming pool 3, wherein a drain pipe 302 is arranged on one side of the lower part of the oil skimming pool 3, the oil skimming device 4 comprises a protective cover 401 and a driving motor 402 arranged on one side of the protective cover 401, one end of an output shaft of the driving motor 402 is connected with a driving pulley 403, a support frame 404 is arranged at the lower end of the protective cover 401, the support frame 404 comprises a plurality of frame rods 405 connected end to end and driven pulleys 407 arranged at the connection points of the two ends of the frame rods 405 and the frame rods 405, the driving pulley 403 is connected with a plurality of groups of driven pulleys 419 through an oil skimming belt 419, and the contact area of the oil skimming belt 419 and sewage is enlarged by the plurality of groups; two groups of supporting rods 408 are arranged on one side of the supporting frame 404, a second connecting rod 409 is arranged on one side of each supporting rod 408, and the upper end of each second connecting rod 409 is connected with the protective cover 401 through a third connecting rod 502; two sides of the protective cover 401 are provided with L-shaped side plates 412, the lower parts of the L-shaped side plates 412 are provided with slide rails 415, and the slide rails 415 are connected with the wall of the oil skimming pool 3; the inside oil groove 420 that connects that is equipped with of protection casing 401, connect oil groove 420 upper portion both sides to be equipped with frizing board 421, frizing board 421 installs aslope inside protection casing 401, and frizing board 421 contacts with the both sides of oil skimming belt 419, protection casing 401 outside one side is equipped with oil receiving box 422, and oil receiving box 422 installs in the oil-out lower part that connects oil groove 420.
When the oil skimmer is used, sewage is discharged into the oil skimmer 3, the lower part of the oil skimmer belt 419 is immersed in the sewage, the driving motor 402 is started, the driving motor 402 rotates through the active oil skimmer belt 419, oil stains in the sewage are adsorbed by the oil skimmer belt 419 by utilizing different physical characteristics of gravity, surface tension, viscosity and the like of oil and water, and when the oil stains on the oil skimmer belt 419 run to the position of the oil scraping plate 421, the oil scraping plate 421 scrapes the oil stains on the oil skimmer belt 419 into the oil receiving tank 420 and finally flows into the oil receiving box 422 for centralized treatment.
As shown in fig. 12, in this embodiment, a waist-shaped groove 413 is formed in the L-shaped side plate 412, the L-shaped side plate 412 is connected to the protection cover 401 through a bolt, and the height of the protection cover 401 is conveniently adjusted by the waist-shaped groove 413, so that the depth of the oil skimming belt 419 extending into the sewage is adjusted, and the oil-water separation effect is enhanced.
As shown in fig. 1 and 12, in the present embodiment, a sliding block 414 is disposed at a lower portion of the L-shaped side plate 412, and the sliding block 414 is movably mounted on a sliding rail 415, so that the oil skimmer 4 slides back and forth on the sliding rail 415, and an oil skimming range of the oil skimmer 4 is increased; the lower parts of the two ends of the sliding rail 415 are provided with pulleys 416, the middle parts of the pulleys 416 are clamped on the upper part of the wall of the oil skimming pool 3, a pedal 301 is arranged outside the oil skimming pool 3, so that an operator can push the oil skimming device 4 to slide left and right on the oil skimming pool 3, and the oil skimming range of the oil skimming device 4 is further enlarged.
As shown in fig. 12, in this embodiment, a sliding sleeve 417 is disposed on one side of an upper portion of the pulley 416, the sliding rail 415 is sleeved inside the sliding sleeve 417 with a gap, a fastening knob 418 is connected to an upper portion of the sliding sleeve 417 by a thread, a lower end of the fastening knob 418 abuts against an upper surface of the sliding rail 415, and the sliding sleeve 417 facilitates adjustment of a distance between the pulleys 416 at two ends, and is suitable for use in oil skimmers 3 with different widths.
As shown in fig. 6-10 and 11, in the present embodiment, the ends of a plurality of frame bars 405 are movably connected by pins, the middle of one side of each frame bar 405 is hinged with a first connecting rod 406, the first connecting rods 406 are arranged in parallel with the opposite frame bars 405, and the upper ends of the adjacent first connecting rods 406 are hinged by a supporting rod 408; an adjusting device 5 is arranged on one side of the protective cover 401, the adjusting device 5 comprises an adjusting cylinder 501 arranged on one side of the protective cover 401, a piston rod of the adjusting cylinder 501 is connected with a third connecting rod 502, a sleeve 410 is arranged at the lower end of the third connecting rod 502, a spring 411 is arranged in the sleeve 410, and two ends of the spring 411 are fixedly connected with the end part of a second connecting rod 409; the lower part of the protective cover 401 is provided with a guide frame 6, the guide frame 6 comprises a connecting plate 601 connected with the protective cover 401 and guide wheels 602 arranged at two sides of the lower part of the connecting plate 601, and the oil skimming belt 419 is arranged at the inner sides of the guide wheels 602 at two sides; when the width of the oil skimming pool 3 is large, the piston rod of the adjusting cylinder 501 extends to drive the third connecting rod 502 to move downwards, and the third connecting rod 502 extends the support frame 404 through the second connecting rod 409 when moving downwards, so that the contact area of the oil skimming belt 419 and sewage is increased, the oil-water separation effect is enhanced, and the oil-water separation efficiency is improved; the guide wheel 602 and the spring 411 facilitate the support frame 404 to tension the oil skimming belt 419 after adjustment, and ensure the normal operation of the oil skimming belt 419.
As shown in fig. 10, in this embodiment, the correction plates 603 are disposed on two sides of the connecting plate 601, the correction plates 603 are disposed with the limiting grooves 604, two sides of the oil skimming belt 419 are clamped in the limiting grooves 604 with a gap, and the correction plates 603 limit the moving range of the oil skimming belt 419 and prevent the oil skimming belt 419 from deviating.
As shown in fig. 2, in this embodiment, an aeration device 7 is disposed at the bottom of the oil skimmer 3, the aeration device 7 includes an air inlet pipe 701 connected to a compressed air storage tank, a plurality of branch pipes 702 disposed at one side of the air inlet pipe 701, and a plurality of aeration discs 703 disposed at the upper portions of the branch pipes 702, and the aeration device 7 aerates the sewage, thereby improving the oil-water separation efficiency.
As shown in fig. 1-2 and 4, in this embodiment, a preliminary separation tank 1 is disposed on one side of the oil skimmer 3, an upper cover 101 is disposed on the upper portion of the preliminary separation tank 1, a water inlet 102 is disposed on the upper portion of the upper cover 101, a filter screen 103 is disposed inside the water inlet 102, and the filter screen 103 primarily filters solid particles in sewage, so as to reduce wear of an oil skimmer belt 419; a partition plate 112 is arranged between the preliminary separation tank 1 and the oil skimming tank 3, a water outlet 104 is arranged at the upper part of the partition plate 112, and sewage enters the oil skimming tank 3 through the water outlet 104 after being subjected to preliminary separation to be subjected to secondary oil-water separation.
As shown in fig. 2-3, in this embodiment, a stirring device 2 is disposed inside the preliminary separation tank 1, the stirring device 2 includes a stirring motor 201 disposed on one side of the preliminary separation tank 1 and a crankshaft 202 connected to an output shaft of the stirring motor 201, the crankshaft 202 is provided with a plurality of hanging plates 207, and upper ends of the hanging plates 207 are fixedly connected to an inner wall of the upper cover 101; the lower part of the preliminary separation tank 1 is provided with a plurality of pressing plates 204, the upper parts of the pressing plates 204 are hinged with pressing rods 203, the upper ends of the pressing rods 203 are movably connected with the shaft necks of the crankshafts 202 through shaft sleeves, two sides of the pressing plates 204 are provided with a plurality of guide grooves 205, the insides of the guide grooves 205 are movably connected with guide rails 206, and the guide rails 206 are fixedly installed on the tank wall of the preliminary separation tank 1; inside back of sewage entering primary separation pond 1, start agitator motor 201, thereby it vibrates about driving the inside oily sewage of preliminary separation pond 1 to drive clamp plate 204 to drive depression bar 203 up-and-down motion when bent axle 202 rotates, has strengthened oil-water separation's effect.
As shown in fig. 3-4, in this embodiment, a turning plate 105 is disposed on one side of the water outlet 104, the upper end of the turning plate 105 is movably connected with the upper cover 101 through a plurality of hinges, a pull rod 107 is hinged on one side of the turning plate 105, an adjusting screw sleeve 110 is connected to the upper end of the pull rod 107 through a thread, and an annular clamping groove 111 is disposed outside the adjusting screw sleeve 110; a hinge 108 is arranged at the upper part of the upper cover 101, one end of the hinge 108 is fixedly arranged on the upper cover 101, a U-shaped clamping groove 109 is arranged at the other end of the hinge 108, and the annular clamping groove 111 is clamped inside the U-shaped clamping groove 109; after sewage enters the primary separation tank 1, the turnover plate 105 is closed, so that the oily sewage is prevented from entering the oil skimming tank 3 from the water outlet 104 during oscillation, after the oily sewage is oscillated, the pull rod 107 is pulled upwards, the adjusting screw sleeve 110 is rotated to a proper position, then the annular clamping groove 111 of the adjusting screw sleeve 110 is clamped in the U-shaped clamping groove 109 of the hinge 108, the turnover plate 105 is opened, the sewage is oscillated into the oil skimming tank 3 for oil skimming, and the primary separation effect of the oily sewage is ensured; the baffle plates 106 are arranged on two sides of the water outlet 104, and the baffle plates 106 prevent the overturning plate 105 from interfering with the pressing plate 204 after rotating to the inside of the primary separation tank 1 to cause equipment damage.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (10)
1. A petrochemical oil-water separation device comprises an oil skimming pool and an oil skimming device arranged in the oil skimming pool, wherein a drain pipe is arranged on one side of the lower part of the oil skimming pool, the oil skimming device comprises a protective cover and a driving motor arranged on one side of the protective cover, one end of an output shaft of the driving motor is connected with a driving belt wheel, the petrochemical oil-water separation device is characterized in that a support frame is arranged at the lower end of the protective cover, the support frame comprises a plurality of frame rods which are connected end to end and driven belt wheels arranged at the two ends of the frame rods and the connecting points of the frame rods, and the driving belt wheels are; two groups of support rods are arranged on one side of the support frame, a second connecting rod is arranged on one side of each support rod, and the upper end of each second connecting rod is connected with the protective cover through a third connecting rod; the two sides of the protective cover are provided with L-shaped side plates, the lower parts of the L-shaped side plates are provided with slide rails, and the slide rails are connected with the wall of the oil skimming pool; the inside oil groove that connects that is equipped with of protection casing, connect oil groove upper portion both sides to be equipped with the frizing, the frizing is installed inside the protection casing aslope, and the frizing contacts with the both sides of oil skimming belt, protection casing outside one side is equipped with and connects the oil box, connects the oil box to install in the oil-out lower part that connects the oil groove.
2. The petrochemical oil-water separation device according to claim 1, wherein the L-shaped side plate is provided with a kidney-shaped groove, and the L-shaped side plate is connected with the protective cover through a bolt.
3. The petrochemical oil-water separation device according to claim 1, wherein a sliding block is arranged at the lower part of the L-shaped side plate, and the sliding block is movably arranged on a sliding rail; the lower parts of the two ends of the sliding rail are provided with pulleys, the middle parts of the pulleys are clamped on the upper part of the wall of the oil skimming pool, and the outer part of the oil skimming pool is provided with a pedal.
4. The petrochemical oil-water separation device according to claim 3, wherein a sliding sleeve is arranged on one side of the upper part of the pulley, the sliding rail is sleeved inside the sliding sleeve with a gap, a fastening knob is connected to the upper part of the sliding sleeve through a thread, and the lower end of the fastening knob abuts against the upper surface of the sliding rail.
5. The petrochemical oil-water separation device according to claim 1, wherein the ends of a plurality of hacks are movably connected through pin shafts, the middle part of one side of each hack is hinged with a first connecting rod, the first connecting rods are arranged in parallel with the opposite hacks, and the upper ends of the adjacent first connecting rods are hinged through supporting rods; an adjusting device is arranged on one side of the protective cover and comprises an adjusting cylinder arranged on one side of the protective cover, a piston rod of the adjusting cylinder is connected with a third connecting rod, a sleeve is arranged at the lower end of the third connecting rod, a spring is arranged in the sleeve, and two ends of the spring are fixedly connected with the end part of the second connecting rod; the protection casing lower part is equipped with the leading truck, the leading truck includes the connecting plate that links to each other with the protection casing and sets up the leading wheel in connecting plate lower part both sides, the inboard at both sides leading wheel is installed to the oil skimming belt.
6. The petrochemical oil-water separation device according to claim 5, wherein correction plates are arranged on two sides of the connecting plate, limiting grooves are formed in the correction plates, and two sides of the oil skimming belt are clamped in the limiting grooves in a clearance mode.
7. The petrochemical oil-water separation device according to claim 1, wherein an aeration device is provided at the bottom of the oil skimmer, and the aeration device comprises an air inlet pipe connected to the compressed air storage tank, a plurality of branch pipes provided at one side of the air inlet pipe, and a plurality of aeration discs provided at the upper parts of the branch pipes.
8. The petrochemical oil-water separation device according to claim 1, wherein a primary separation tank is arranged on one side of the oil skimming tank, an upper cover is arranged on the upper portion of the primary separation tank, a water inlet is arranged on the upper portion of the upper cover, and a filter screen is arranged inside the water inlet; a partition plate is arranged between the primary separation tank and the oil skimming tank, and a water outlet is formed in the upper portion of the partition plate.
9. The petrochemical oil-water separation device according to claim 8, wherein a stirring device is arranged inside the primary separation tank, the stirring device comprises a stirring motor arranged on one side of the primary separation tank and a crankshaft connected with an output shaft of the stirring motor, a plurality of hanging plates are arranged on the crankshaft, and the upper ends of the hanging plates are fixedly connected with the inner wall of the upper cover; the preliminary separation pond lower part is equipped with a plurality of clamp plates, clamp plate upper portion articulates there is the depression bar, and the axle journal swing joint of axle sleeve and bent axle is passed through to the upper end of depression bar, the clamp plate both sides are equipped with a plurality of guide slots, the guide slot is inside to be connected with the guide rail movably, the guide rail is installed on the pool wall in preliminary separation pond fixedly.
10. The petrochemical oil-water separation device according to claim 9, wherein a roll-over plate is arranged on one side of the water outlet, the upper end of the roll-over plate is movably connected with the upper cover through a plurality of hinges, a pull rod is hinged on one side of the roll-over plate, an adjusting threaded sleeve is connected to the upper end of the pull rod in a threaded manner, and an annular clamping groove is formed in the outer portion of the adjusting threaded sleeve; the upper cover is provided with a hinge at the upper part, one end of the hinge is fixedly arranged on the upper cover, the other end of the hinge is provided with a U-shaped clamping groove, and the annular clamping groove is clamped in the U-shaped clamping groove; and baffles are arranged on two sides of the water outlet.
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| CN202110087083.2A CN112408546B (en) | 2021-01-22 | 2021-01-22 | Petrochemical oil-water separation device |
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| CN202110087083.2A CN112408546B (en) | 2021-01-22 | 2021-01-22 | Petrochemical oil-water separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115784375A (en) * | 2023-02-06 | 2023-03-14 | 山东天弘化学有限公司 | Oil-water separation device and separation method for petrochemical production |
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| CN112408546B (en) | 2021-04-06 |
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