CN116002781A - A solid-liquid separation device based on petrochemical oil and water - Google Patents

Abstract

The invention relates to a solid-liquid separation device, in particular to a solid-liquid separation device based on petrochemical oil-water. The invention aims to provide a petrochemical oil-water-based solid-liquid separation device which can heat oil sewage and avoid oil solidification in the oil sewage. A solid-liquid separation device based on petrochemical oil-water comprises a base, a box body, a cover plate, a water outlet pipe, an oil outlet pipe and the like; the base top is connected with the box, and box top joint has the apron, and box right side intercommunication has the outlet pipe that can be with water exhaust, and box right side intercommunication has the oil outlet pipe that can be with oil exhaust, and the oil outlet pipe is located the top of outlet pipe. According to the separating cylinder disclosed by the invention, the oil sewage can be thrown out, the filter screen can filter solid impurities in the oil sewage, and oil and water in the oil sewage can permeate the filter screen, so that solid-liquid separation is realized, the heating ring can heat the oil sewage, the oil in the oil sewage is prevented from being solidified, and the oil in the oil sewage can be smoothly thrown out from the separating cylinder.

Description

A solid-liquid separation device based on petrochemical oil and water

technical field

The invention relates to a solid-liquid separation device, in particular to a solid-liquid separation device based on petrochemical oil and water.

Background technique

In the process of petroleum refining, a large amount of oily sewage will be produced, which will pollute the environment, so it is necessary to treat the oily sewage, and the oily sewage contains oil, water and solid impurities, which require solid-liquid separation to better treat Oily water is treated.

Most of the solid-liquid separation devices are separated by centrifugation. The oily sewage is injected into the centrifugal cylinder, and the oil and water in the oily sewage are thrown out through the rotation of the centrifugal cylinder. The solid impurities in the oily sewage remain in the centrifuge. In the cylinder, the solid-liquid separation is realized. In the case of cold weather, the oil in the oily sewage may solidify into particles. If the granular oil is larger than the through hole on the centrifugal cylinder, it is difficult to throw it out from the centrifugal cylinder.

Contents of the invention

In order to overcome the shortcoming that the oil in the sewage may solidify into particles when the weather is relatively cold, if the granular oil is larger than the through hole on the centrifugal cylinder, it is difficult to throw out the shortcoming from the centrifugal cylinder, the technical problem of the present invention It is: to provide a solid-liquid separation device based on petrochemical oil and water, which can heat the oily water and prevent the oil in the oily water from solidifying.

The technical embodiment of the present invention is: a solid-liquid separation device based on petrochemical oil and water, including a base, a box body, a cover plate, a water outlet pipe, an oil outlet pipe, a filter screen, a first partition, a second partition, a separation cylinder, heating mechanism and driving mechanism, the top of the base is connected to the box body, the top of the box body is clamped with a cover plate, the right side of the box body is connected to a water outlet pipe that can discharge water, and the right side of the box body is connected to an outlet pipe that can discharge oil. The oil pipe and the oil outlet pipe are located above the water outlet pipe. The bottom of the box is clamped with a filter screen for filtering solid impurities in the oily sewage. The bottom is connected with a second partition, and the second partition is located outside the first partition. The middle part of the box is connected with a separation cylinder in a rotating manner. There is a sewage outlet for discharging solid impurities on the right side of the bottom of the box. There is a heating mechanism for heating the oily water, and the base is provided with a driving mechanism for driving the separation cylinder to rotate.

More preferably, the heating mechanism includes a mounting plate and a heating ring, the upper part of the box is clamped with the mounting plate, and the bottom of the mounting plate is mounted with a heating ring for heating the oily water.

More preferably, the drive mechanism includes a drive motor and a transmission assembly, the top of the base is connected to the drive motor, and the lower part of the separation cylinder is provided with a transmission assembly capable of transmitting the power of the drive motor to the separation cylinder.

More preferably, the transmission assembly includes a first bevel gear and a second bevel gear, the output shaft of the driving motor is connected with the first bevel gear, the lower part of the separation cylinder is connected with the second bevel gear, and the second bevel gear and the first bevel gear are connected. Bevel gear mesh.

More preferably, it also includes a scraping mechanism. The scraping mechanism includes a ring gear, a scraper, a scraper rod and a deceleration assembly. Solid impurities are scraped to the scraper in the sewage outlet. The scraper is connected with a scraper that can scrape off the solid impurities on the filter net. The base is equipped with a deceleration assembly that can reduce the speed of the scraper and the scraper.

More preferably, the deceleration assembly includes a rotating shaft, a spur gear and a reduction box. The lower part of the box body is rotatably connected to a rotating shaft, and a spur gear is connected to the rotating shaft. The input end of the gearbox is connected with the output shaft of the driving motor, and the output end of the reduction box is connected with the rotating shaft.

More preferably, it also includes a dispersing mechanism, the dispersing mechanism includes a connecting ring and a dispersing pipe, the top of the separation cylinder is rotatably connected to the connecting ring, the connecting ring is connected with a dispersing pipe, the dispersing pipe slides through the cover plate, and the dispersing pipe Outer holes are evenly spaced on the outside to disperse the oily water.

More preferably, it also includes a collection mechanism, the collection mechanism includes a sewage pipe and a collection box, the bottom of the box is connected with a sewage pipe, the sewage pipe corresponds to the sewage outlet, and a collection box for collecting solid impurities is placed on the base. The collection box is located below the drain pipe.

The present invention has the following advantages: 1. The separation cylinder of the present invention can throw out the oily sewage, the filter screen can filter the solid impurities in the oily sewage, and the oil and water in the oily sewage can pass through the filter screen, thereby realizing solid-liquid separation, The heating ring can heat the oily water to prevent the oil in the oily water from solidifying, so that the oil in the oily water can be smoothly thrown out of the separation cylinder.

2. The scraper rod can scrape off the solid impurities on the filter screen to prevent the solid impurities from blocking the filter screen. The scraper can scrape the solid impurities in the box into the sewage outlet to speed up the discharge efficiency of solid impurities.

3. The dispersing pipe and the outlet hole can disperse the oily water, so that the separation cylinder can throw out the oily water faster.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 2 is a schematic cross-sectional three-dimensional structure diagram of the present invention.

Fig. 3 is a three-dimensional schematic diagram of the heating mechanism of the present invention.

Fig. 4 is a schematic perspective view of the three-dimensional structure of the driving mechanism and the scraping mechanism of the present invention.

Fig. 5 is a schematic perspective view of the three-dimensional structure of the scraping mechanism of the present invention.

Fig. 6 is a three-dimensional structural schematic diagram of the dispersing mechanism of the present invention.

Among them, the above drawings include the following reference signs: 1-base, 2-box body, 3-cover plate, 4-water outlet pipe, 5-oil outlet pipe, 6-filter screen, 7-first partition, 8-outlet Oil hole, 9-second partition, 10-separation cylinder, 11-drain outlet, 12-heating mechanism, 121-installation plate, 122-heating ring, 13-driving mechanism, 131-driving motor, 132-first cone Gear, 133-second bevel gear, 14-scraping mechanism, 141-ring gear, 142-scraper, 143-scraper, 144-rotating shaft, 145-spur gear, 146-reduction box, 15-dispersing mechanism, 151 - connecting ring, 152 - dispersing pipe, 153 - liquid outlet hole, 16 - collecting mechanism, 161 - sewage pipe, 162 - collecting box.

Detailed ways

The present invention will be further described below in conjunction with specific embodiments. It should also be noted that, unless otherwise specified and limited, terms such as: setting, installing, connecting, and connecting should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Example 1

A solid-liquid separation device based on petrochemical oil and water, referring to Fig. 1, Fig. 2 and Fig. 3, includes a base 1, a box body 2, a cover plate 3, a water outlet pipe 4, an oil outlet pipe 5, a filter screen 6, a first partition Plate 7, second partition 9, separation cylinder 10, heating mechanism 12 and driving mechanism 13, the top of the base 1 is connected with the box body 2 by bolts, the top of the box body 2 is clamped with the cover plate 3, and the lower part of the right side of the box body 2 is connected There is a water outlet pipe 4, which can discharge water. The middle part of the right side of the box body 2 is connected with an oil outlet pipe 5. The oil outlet pipe 5 can discharge oil. Solid impurities in the oily sewage, oil and water in the oily sewage can pass through the filter screen 6, the inner wall of the box body 2 is connected with a first partition 7, and the outer side of the first partition 7 is evenly spaced with oil outlet holes 8, the box body 2 The inner bottom is connected with a second partition 9, and the second partition 9 is located on the outside of the first partition 7. The middle part of the box body 2 is rotatably connected with a separation cylinder 10. There is a sewage outlet 11 on the right side of the bottom of the box body 2. The port 11 can discharge the solid impurities in the oily water. The upper part of the box body 2 is provided with a heating mechanism 12. The heating mechanism 12 can heat the oily water and prevent the oil in the oily water from solidifying. The base 1 is provided with a driving mechanism 13. The driving mechanism 13 can drive the separation cylinder 10 to rotate, and the oily water in the separation cylinder 10 is thrown out.

2 and 3, the heating mechanism 12 includes a mounting plate 121 and a heating ring 122, the upper part of the box body 2 is clamped with the mounting plate 121, and the bottom of the mounting plate 121 is equipped with a heating ring 122 through bolts, and the heating ring 122 can heat the oil. The sewage is heated to prevent the oil in the oily sewage from solidifying.

With reference to Fig. 1 and Fig. 2, driving mechanism 13 comprises driving motor 131 and transmission assembly, base 1 top left side is connected with driving motor 131 by bolt, is provided with transmission assembly at the bottom of separator cylinder 10, and transmission assembly can drive the power of driving motor 131 Transfer to the separation cylinder 10, so that the separation cylinder 10 rotates.

Referring to Fig. 2, the transmission assembly includes a first bevel gear 132 and a second bevel gear 133, the output shaft of the driving motor 131 is connected with the first bevel gear 132 through a key, and the lower part of the separation cylinder 10 is connected with a second bevel gear 133 through a key , the second bevel gear 133 meshes with the first bevel gear 132 , and the output shaft of the driving motor 131 can drive the separation drum 10 to rotate through the first bevel gear 132 and the second bevel gear 133 .

Referring to Fig. 1 and Fig. 2, it also includes a collection mechanism 16, the collection mechanism 16 includes a sewage pipe 161 and a collection box 162, the bottom of the box body 2 is connected with a sewage pipe 161, the sewage pipe 161 corresponds to the sewage outlet 11, and solid impurities can be removed It is discharged through the sewage outlet 11 and the sewage pipe 161. A collection box 162 is placed on the base 1. The collection box 162 can collect solid impurities. The collection box 162 is located below the sewage pipe 161.

The staff starts the driving motor 131, drives the separation cylinder 10 to rotate through the first bevel gear 132 and the second bevel gear 133, and then the staff injects the oily sewage into the separation cylinder 10, and the separation cylinder 10 throws the oily sewage out to the filter On the net 6, the filter screen 6 can filter the solid impurities in the oily sewage, and the filtered solid impurities fall into the casing 2, and then fall into the collection box 162 through the sewage outlet 11 and the sewage pipe 161, and the oil and sewage in the oily sewage The water passes through the filter screen 6 and flies to the first partition 7, and then flows into the box body 2 along the first partition 7. The second partition 9 can block the oil and water, and the oil will float on the water surface. When it is higher than the second partition 9, the water flows to the outside of the second partition 9, and then is discharged through the water outlet pipe 4, and the oil floating on the water surface will flow to the outside of the first partition 7 through the oil outlet hole 8, and then pass through the oil outlet pipe 5 is discharged, and the staff starts the heating ring 122 again, and the heating ring 122 heats the oily water to prevent the oil in the oily water from solidifying, so that the oil in the oily water can be smoothly thrown out from the separation cylinder 10, and no solid-liquid separation is required. , turn off the driving motor 131 and the heating ring 122, the cover plate 3 and the mounting plate 121 can be disassembled, which facilitates the replacement of the filter screen 6.

Example 2

On the basis of Embodiment 1, referring to Fig. 1, Fig. 4 and Fig. 5, a scraper mechanism 14 is also included, and the scraper mechanism 14 includes a ring gear 141, a scraper 142, a scraper rod 143 and a deceleration assembly, and the box body 2. The ring gear 141 is connected to the middle part in a rotating manner. The front side of the ring gear 141 is connected to a scraper 142. The scraper 142 can scrape the solid impurities in the box 2 into the sewage outlet 11. The top of the scraper 142 is connected to a scraper 143 , the scraper 143 can scrape off the solid impurities on the filter screen 6, the scraper 143 is in contact with the filter screen 6, and the base 1 is provided with a deceleration assembly, which can reduce the speed of the scraper 142 and the scraper 143.

Referring to Fig. 4 and Fig. 5, the deceleration assembly includes a rotating shaft 144, a spur gear 145 and a reduction box 146, the lower part of the casing 2 is rotatably connected to the rotating shaft 144, and the upper part of the rotating shaft 144 is connected to the spur gear 145 through a key, the spur gear 145 and the ring gear 141 is meshed, the spur gear 145 can drive the ring gear 141 to rotate, the bottom right side of the base 1 is equipped with a reduction box 146 by bolts, the input end of the reduction box 146 is connected with the output shaft of the driving motor 131, and the output end of the reduction box 146 is connected to the rotating shaft 144 connect.

When the driving motor 131 starts, the output shaft of the driving motor 131 drives the rotating shaft 144 to rotate through the reduction box 146, and the speed of the rotating shaft 144 can be reduced by the action of the reduction box 146, and the rotating shaft 144 drives the spur gear 145 to rotate, and the spur gear 145 drives the ring gear 141 Rotate, the ring gear 141 drives the scraper 142 and the scraper 143 to rotate, the scraper 143 can scrape off the solid impurities on the filter screen 6, so that the solid impurities fall into the box 2, and prevent the solid impurities from blocking the filter screen 6. The scraper 142 can scrape the solid impurities in the box body 2 into the sewage outlet 11 to speed up the discharge efficiency of the solid impurities.

With reference to Fig. 2 and Fig. 6, also comprise dispersing mechanism 15, dispersing mechanism 15 comprises connecting ring 151 and dispersing pipe 152, the top of separation drum 10 is connected with connecting ring 151 in a rotational manner, is connected with dispersing pipe 152 in connecting ring 151, dispersing The pipe 152 runs through the cover plate 3 in a sliding manner, and liquid outlet holes 153 are evenly spaced on the outer side of the dispersion pipe 152, and the liquid outlet holes 153 can disperse oil and sewage.

Workers inject the oily water into the dispersing pipe 152, and the oily water is discharged through the outlet hole 153. The outlet hole 153 can disperse the oily water, so that the separation cylinder 10 can throw out the oily water faster.

The application has been described in detail above, and specific examples have been used in this paper to illustrate the principles and implementation methods of the application. The descriptions of the above embodiments are only used to help understand the method and core idea of the application; meanwhile, for this field Those of ordinary skill in the art, based on the idea of this application, will have changes in the specific implementation and scope of application. In summary, the content of this specification should not be construed as limiting the application.

Claims (8)

1. The utility model provides a solid-liquid separation device based on petrochemical profit, including base (1), box (2) and apron (3), base (1) top is connected with box (2), and box (2) top joint has apron (3), characterized by: still including outlet pipe (4), go out oil pipe (5), filter screen (6), first baffle (7), second baffle (9), separating drum (10), heating mechanism (12) and actuating mechanism (13), box (2) right side intercommunication has outlet pipe (4) that can be with the water discharge, box (2) right side intercommunication has can be with oily exhaust play oil pipe (5), play oil pipe (5) and lie in the top of outlet pipe (4), bottom joint has filter screen (6) that are arranged in filtering the solid impurity in the oily water in box (2), box (2) inner wall connection has first baffle (7), it has oil outlet (8) to open in the outside of first baffle (7), be connected with second baffle (9) in box (2), second baffle (9) are located the outside of first baffle (7), middle part rotation is connected with separating drum (10) in box (2), box (2) bottom right side is opened and is used for carrying out solid impurity exhaust mouth (11), be equipped with in box (2) upper portion and be used for carrying out on the heating mechanism (12) to carry out on the heating mechanism (13) to drive in the oily water.

2. The petrochemical oil-water-based solid-liquid separation device according to claim 1, wherein: the heating mechanism (12) comprises a mounting plate (121) and a heating ring (122), the mounting plate (121) is clamped at the inner upper part of the box body (2), and the heating ring (122) for heating the oily water is mounted at the bottom of the mounting plate (121).

3. The petrochemical oil-water-based solid-liquid separation device according to claim 2, characterized in that: the driving mechanism (13) comprises a driving motor (131) and a transmission assembly, the top of the base (1) is connected with the driving motor (131), and the transmission assembly capable of transmitting the power of the driving motor (131) to the separating drum (10) is arranged at the lower part of the separating drum (10).

4. A petrochemical oil-water based solid-liquid separation device according to claim 3, characterized in that: the transmission assembly comprises a first bevel gear (132) and a second bevel gear (133), the output shaft of the driving motor (131) is connected with the first bevel gear (132), the lower part of the separating tube (10) is connected with the second bevel gear (133), and the second bevel gear (133) is meshed with the first bevel gear (132).

5. The petrochemical oil-water-based solid-liquid separation device according to claim 4, wherein: still including striking off mechanism (14), strike off mechanism (14) including ring gear (141), scraper blade (142), scrape pole (143) and speed reduction subassembly, middle part rotation is connected with ring gear (141) in box (2), be connected with on ring gear (141) and scrape scraper blade (142) in drain (11) with the solid impurity in box (2), be connected with on scraper blade (142) and scrape pole (143) that can scrape the solid impurity on filter screen (6), be equipped with on base (1) and reduce the speed reduction subassembly that can reduce the rotational speed of scraper blade (142) and pole (143).

6. The petrochemical oil-water-based solid-liquid separation device according to claim 5, wherein: the speed reducing assembly comprises a rotating shaft (144), a spur gear (145) and a speed reducing box (146), the rotating shaft (144) is connected to the lower portion of the box body (2) in a rotating mode, the spur gear (145) is connected to the rotating shaft (144), the spur gear (145) is meshed with the gear ring (141), the speed reducing box (146) is mounted on the base (1), the input end of the speed reducing box (146) is connected with the output shaft of the driving motor (131), and the output end of the speed reducing box (146) is connected with the rotating shaft (144).

7. The petrochemical oil-water-based solid-liquid separation device according to claim 1, wherein: the oil-water separator is characterized by further comprising a dispersing mechanism (15), wherein the dispersing mechanism (15) comprises a connecting ring (151) and a dispersing pipe (152), the connecting ring (151) is rotatably connected to the top of the separating cylinder (10), the dispersing pipe (152) is connected to the connecting ring (151), the dispersing pipe (152) penetrates through the cover plate (3) in a sliding mode, and liquid outlet holes (153) capable of dispersing oil water are formed in the outer side of the dispersing pipe (152) at uniform intervals.

8. The petrochemical oil-water-based solid-liquid separation device according to claim 1, wherein: the device is characterized by further comprising a collecting mechanism (16), wherein the collecting mechanism (16) comprises a drain pipe (161) and a collecting box (162), the bottom of the box body (2) is connected with the drain pipe (161), the drain pipe (161) corresponds to the drain outlet (11), the collecting box (162) for collecting solid impurities is placed on the base (1), and the collecting box (162) is located below the drain pipe (161).

Images