CN212833129U

CN212833129U - Oil-water separation device for petrochemical industry

Info

Publication number: CN212833129U
Application number: CN202120403819.8U
Authority: CN
Inventors: 郭德宽
Original assignee: Dongying Qihui Petroleum Equipment Co ltd
Current assignee: Dongying Qihui Petroleum Equipment Co ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-03-30
Anticipated expiration: 2031-02-24

Abstract

The utility model belongs to the technical field of petrochemical, in particular to oil-water separator for petrochemical, including first box, second box, support frame, the second box is installed in first box one side below, the below at first box and second box is installed to the support frame, water inlet mechanism is installed to the inside top of first box, water inlet mechanism's below is equipped with conveying mechanism, conveying mechanism installs inside first box, and conveying mechanism one end extends to the outside of first box. The utility model discloses can carry out the automatic collection clearance to the solid waste after filtering in the oily waste water, guarantee the normal flow of oily waste water, solid waste does not influence the filtration of solid waste in the oily waste water when collecting the clearance, can be continuous carry out work, has improved the work efficiency of device.

Description

Oil-water separation device for petrochemical industry

Technical Field

The utility model belongs to the technical field of petrochemical, in particular to oil-water separator for petrochemical.

Background

The oily wastewater in the petroleum industry mainly comes from the processes of petroleum exploitation, petroleum refining, petrochemical industry and the like, the wastewater in the petroleum exploitation process mainly comes from the separation water of crude oil with water, equipment washing water during drilling and lifting, ground precipitation of well sites and oil tank areas and the like, the oily wastewater in the petroleum refining and the petrochemical industry mainly comes from the oil-water separation process of production devices and the washing and flushing processes of oil products and equipment, the coking oily wastewater discharged by the solid fuel thermal processing industry mainly comes from the condensed water of coke oven gas, coal washing gas water, drainage of various storage tanks and the like, and the oily wastewater can cause great influence on rivers and the environment if not treated, and the normal ecological balance is damaged.

When the existing oil-water separation device is used, solid garbage and liquid in the oily wastewater need to be filtered, and the normal flow of the oily wastewater can be blocked when the quantity of the solid garbage is too large, so that the filtration of the solid garbage and the liquid is influenced, a worker is required to collect and clean the solid garbage, and the oil-water separation device cannot normally work in the cleaning process, so that the working efficiency of the device is reduced.

Disclosure of Invention

The utility model aims at overcoming not enough among the prior art, provide an oil-water separator for petrochemical, can carry out the automatic collection clearance to the solid waste after filtering in the oily waste water, guaranteed the normal flow of oily waste water, solid waste does not influence the filtration of solid waste in the oily waste water when collecting the clearance, can be continuous carry out work, improved the work efficiency of device.

In order to realize the purpose, the utility model discloses a technical scheme is:

an oil-water separation device for petrochemical industry comprises a first box body, a second box body and a support frame, wherein the second box body is arranged below one side of the first box body, the support frame is arranged below the first box body and the second box body, a water inlet mechanism is arranged above the inside of the first box body, a conveying mechanism is arranged below the water inlet mechanism, the conveying mechanism is arranged inside the first box body, one end of the conveying mechanism extends to the outside of the first box body, a collecting mechanism is arranged on the outer side of the conveying mechanism positioned outside the first box body, the collecting mechanism is arranged on the first box body far away from one side of the second box body, filter plates are obliquely arranged on two sides above the conveying mechanism, the end parts of the filter plates are arranged on the inner walls of two sides of the first box body, a plurality of first filter holes are uniformly formed in the filter plates, solid garbage containing waste water can be filtered and retained above the filter plates through the first filter holes in the filter plates, the solid garbage slides into the conveying mechanism along the filter plate and is conveyed into the collecting mechanism through the conveying mechanism, the oil-water sensor is arranged below the bottom of the first box body and is positioned on the same side of the first box body as the collecting mechanism, the oil-water sensor is used for sensing the liquid level of oil and water in the first box body, the bottom of the first box body is provided with a first drainage pipe, the first drainage pipe is provided with an electromagnetic valve, the top of the second box body is provided with a water pump, the input end of the water pump is connected with a water suction pipeline in the first box body, the output end of the water pump extends into the second box body, the second box body is internally provided with an oil-water separation membrane, the oil and the water in the second box body are separated through the oil-water separation membrane, one side above the oil-water separation membrane is provided with an oil outlet pipe, and the bottom of the second box body is, and valves are arranged on the second drain pipe and the oil outlet pipe.

Preferably, the mechanism of intaking includes T type pipe, distributive pipe, outlet pipe, T type pipe is installed on first box, the quantity of distributive pipe is a plurality of and evenly installs the bottom at T type pipe, the distributive pipe is "Z" type and two adjacent distributive pipes crisscross distribution, a plurality of outlet pipes are evenly installed to the bottom of distributive pipe, the outlet pipe is located the top of filter, and oily waste water loops through T type pipe, distributive pipe after finally to flow through the outlet pipe, has changed the direction that oily waste water flows, realizes separating the solid rubbish in the oily waste water through the filter, has avoided oily waste water direct and conveying mechanism direct contact to cause impact and damage conveying mechanism, has prolonged conveying mechanism's life.

Preferably, conveying mechanism is including holding case, helical blade, driving motor, helical blade sets up in the top of holding case, hold the case and install on the inner wall of first box with helical blade one end, the other end is installed on collecting the mechanism, driving motor installs on the lateral wall of first box and with the hub connection at helical blade middle part to it is whole rotatory to drive helical blade, and the bottom of the case portion of accepting that is located first box inside has evenly seted up a plurality of second and has filtered the hole, filters the hole through the second and can separate liquid in the solid rubbish, has seted up the discharge gate on the holding case that is located in the collection mechanism, and the solid rubbish that separates out in the first box transports under helical blade's effect to the discharge gate and enters into the collection mechanism, thereby carries out the automatic collection clearance to the solid rubbish after filtering in the oily waste water.

Preferably, the collecting mechanism comprises a collecting box body, a separating plate and a water pipeline, the collecting box body is installed on one side of the first box body, the separating plate is installed on the collecting box body, a filter screen is installed on the separating plate, one end of the water pipeline is installed at the bottom of the collecting box body, the other end of the water pipeline is installed on the first box body, liquid filtered through the separating plate flows into the first box body through the water pipeline again, solid-liquid separation is carried out on oily wastewater for multiple times, and the action effect of the device is improved.

Preferably, the top of separator plate is equipped with the baffle, the baffle is installed on collecting the box, and when solid waste was too much on the separator plate, promote the baffle and make the baffle stop the solid waste in collecting the box, take out the separator plate and clear up solid waste, install the separator plate in collecting the box after the clearance is accomplished again, has guaranteed that the in-process whole device of separator plate clearance also can normally work, has improved the work efficiency of device.

Preferably, the collecting box body is provided with a slot, so that the separating plate and the baffle plate can be conveniently mounted and dismounted, and the working efficiency is improved.

Preferably, a handle is mounted on one side of the separating plate and one side of the baffle plate, and the handle is convenient for holding the separating plate and the baffle plate.

The utility model has the advantages that:

1) can carry out the automatic collection clearance to the solid waste after filtering in the oily waste water, guaranteed the normal flow of oily waste water, solid waste does not influence the filtration of solid waste in the oily waste water when collecting the clearance, can be continuous carry out work, has improved the work efficiency of device.

2) Oily waste water loops through T type pipe, distributive pipe and finally flows out through the outlet pipe, has changed the direction that oily waste water flows, realizes separating the solid rubbish in the oily waste water through the filter, has avoided oily waste water direct and conveying mechanism direct contact to cause impact and damage to conveying mechanism, has prolonged conveying mechanism's life.

3) The solid waste who separates in the first box transports to the discharge gate and enters into in the collection mechanism under helical blade's effect to carry out the automatic collection clearance to the solid waste after filtering in the oily waste water.

4) Liquid filtered by the separating plate flows into the first box body through the water pipeline again, and solid-liquid separation is carried out on the oily wastewater for many times, so that the action effect of the device is improved.

5) The baffle is arranged above the separating plate, the baffle is arranged on the collecting box body, when solid garbage is too much on the separating plate, the baffle is pushed to stop the solid garbage in the collecting box body, the separating plate is taken out to clean the solid garbage, the separating plate is arranged in the collecting box body after the cleaning is finished, the whole device in the process of cleaning the separating plate can also work normally, and the working efficiency of the device is improved.

6) The collecting box body is provided with the slot, so that the separating plate and the baffle plate can be conveniently mounted and dismounted, and the working efficiency is improved.

7) The handle is installed to one side of separator plate and baffle, is convenient for controlling of separator plate and baffle through the handle.

Drawings

FIG. 1 is a schematic structural view of the oil-water separator for petrochemical industry of the present invention.

FIG. 2 is the internal structure diagram of the first box and the second box in the oil-water separation device for petrochemical industry.

FIG. 3 is a schematic structural diagram of a water inlet mechanism and a conveying mechanism in the oil-water separation device for petrochemical engineering.

Fig. 4 is a schematic structural diagram of a garbage collecting mechanism in the oil-water separating device for petrochemical industry.

In the figure: 1. a first case; 2. a T-shaped pipe; 3. a second case; 4. a support frame; 5. a water diversion pipe; 6. a water outlet pipe; 7. a filter plate; 71. a first filtering hole; 8. a conveying mechanism; 801. a receiving box; 802. a helical blade; 803. a drive motor; 804. a second filtering hole; 805. a discharge port; 9. a collection box body; 10. a baffle plate; 11. an oil-water sensor; 12. a first drain pipe; 13. an electromagnetic valve; 14. a water pump; 15. a water suction pipe; 16. an oil-water separation membrane; 17. a second drain pipe; 18. a valve; 19. an oil outlet pipe; 20. a separation plate; 21. a water delivery pipeline; 22. a slot; 23. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-4, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "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 merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

An oil-water separation device for petrochemical industry comprises a first box body 1, a second box body 3 and a support frame 4, wherein the second box body 3 is arranged below one side of the first box body 1, the support frame 4 is arranged below the first box body 1 and the second box body 3, a water inlet mechanism is arranged above the inside of the first box body 1, a conveying mechanism 8 is arranged below the water inlet mechanism, the conveying mechanism 8 is arranged inside the first box body 1, one end of the conveying mechanism 8 extends to the outside of the first box body 1, a collecting mechanism is arranged outside the conveying mechanism 8 outside the first box body 1, the collecting mechanism is arranged on the first box body 1 far away from one side of the second box body 3, a filter plate 7 is obliquely arranged on two sides above the conveying mechanism 8, the end part of the filter plate 7 is arranged on the inner walls on two sides of the first box body 1, a plurality of first filter holes 71 are uniformly formed in the filter plate 7, the solid waste in the waste water can be filtered and intercepted above the filter plate 7 through the first filtering holes 71 on the filter plate 7, the solid waste slides to the conveying mechanism 8 along the filter plate 7 and is conveyed to the collecting mechanism through the conveying mechanism 8, the oil-water sensor 11 is installed below the bottom of the first box body 1, the oil-water sensor 11 and the collecting mechanism are located on the same side of the first box body 1, the oil-water sensor 11 is used for sensing the liquid level of oil and water in the first box body 1, the bottom of the first box body 1 is provided with the first drainage pipe 12, the first drainage pipe 12 is provided with the electromagnetic valve 13, the top of the second box body 3 is provided with the water pump 14, the input end of the water pump 14 is connected with the water suction pipeline 15 in the first box body 1, the output end of the water pump 14 extends to the inside of the second box body 3, the oil-water separation membrane 16 is installed in the second box body 3, the oil and the water in the second box body 3 are separated through the oil-water separation membrane 16, an oil outlet pipe 19 is arranged on one side above the oil-water separation membrane 16, a second drain pipe 17 is installed at the bottom of the second box body 3, and valves 18 are installed on the second drain pipe 17 and the oil outlet pipe 19.

The water inlet mechanism comprises a T-shaped pipe 2, a water distribution pipe 5 and water outlet pipes 6, wherein the T-shaped pipe 2 is arranged on a first box body 1, the number of the water distribution pipes 5 is multiple and is uniformly arranged at the bottom of the T-shaped pipe 2, the water distribution pipes 5 are Z-shaped and are distributed in a staggered mode with two adjacent water distribution pipes 5, the bottom of the water distribution pipes 5 is uniformly provided with a plurality of water outlet pipes 6, the water outlet pipes 6 are located above a filter plate 7, oily wastewater finally flows out through the water outlet pipes 6 after sequentially passing through the T-shaped pipe 2 and the water distribution pipes 5, the flowing direction of the oily wastewater is changed, solid garbage in the oily wastewater is separated through the filter plate 7, the oily wastewater is prevented from directly contacting with a conveying mechanism 8 to cause impact and damage to the conveying mechanism 8, and the service life of the conveying mechanism 8 is prolonged.

The conveying mechanism 8 comprises a receiving box 801, a helical blade 802 and a driving motor 803, the helical blade 802 is arranged above the receiving box 801, one end of the receiving box 801 and one end of the helical blade 802 are arranged on the inner wall of the first box body 1, the other end is arranged on the collecting mechanism, the driving motor 803 is installed on the side wall of the first casing 1 and is connected with the shaft in the middle of the spiral blade 802, thereby driving the helical blades 802 to integrally rotate, a plurality of second filtering holes 804 are uniformly arranged at the bottom of the bearing box 801 positioned in the first box body 1, liquid can be separated to solid waste through second filtration pore 804, has seted up discharge gate 805 on being located the receiving case 801 in the collection mechanism, and the solid waste who separates out in the first box 1 transports under helical blade 802's effect to discharge gate 805 and enters into in the collection mechanism to carry out the automatic collection clearance to solid waste after filtering in the oily waste water.

The collecting mechanism comprises a collecting box body 9, a separating plate 20 and a water conveying pipeline 21, the collecting box body 9 is installed on one side of the first box body 1, the separating plate 20 is installed on the collecting box body 9, a filter screen is installed on the separating plate 20, one end of the water conveying pipeline 21 is installed at the bottom of the collecting box body 9, the other end of the water conveying pipeline 21 is installed on the first box body 1, liquid filtered through the separating plate 20 flows into the first box body 1 through the water conveying pipeline 21 again, multiple times of solid-liquid separation are carried out on oily wastewater, and the action effect of the device is improved.

The top of separation plate 20 is equipped with baffle 10, baffle 10 is installed on collection box 9, and when solid waste was too much on separation plate 20, promote baffle 10 and make baffle 10 stop the solid waste in collecting box 9, take out separation plate 20 and clear up solid waste, install separation plate 20 in collection box 9 after the clearance was accomplished again, guaranteed that the whole device of in-process of separation plate 20 clearance also can normally work, improved the work efficiency of device, the last slot 22 of having seted up of collection box 9, the installation and the dismantlement of separation plate 20 and baffle 10 of being convenient for are favorable to work efficiency's improvement, handle 23 is installed with one side of baffle 10 to separation plate 20, is convenient for holding of separation plate 20 and baffle 10 through handle 23.

An oil-water separation device for petrochemical industry, its working process as follows: oily wastewater enters a first box body through a water inlet mechanism and falls into a filter plate through a water outlet pipe, solid garbage in the oily wastewater is separated from liquid through a first filter hole on the filter plate, the solid garbage slides into a conveying mechanism along the filter plate and is conveyed into a collecting mechanism through the conveying mechanism, the solid garbage is intercepted by a separating plate in the collecting box body, the liquid flows into the first box body again through the separating plate, the oily wastewater at the bottom of the first box body is kept stand, the oily wastewater is layered in the first box body due to the fact that the density of the water is larger than that of the oil, the oil floats above the water, the water at the bottom of the first box body of an electromagnetic valve is opened after the standing is finished and is discharged through a first water discharge pipe, when a medium is sensed to change by an anode and a cathode on an oil-water sensor, the electromagnetic valve stops working, the liquid in the first box body is pumped into a second box body through a water pump, and oil and water are subjected to secondary separation through an oil-water separation membrane in the second box body, the separated oil is arranged above the oil-water separation membrane, the separated water is arranged below the oil-water separation membrane, and the separated oil and water are respectively discharged through a second drain pipe and an oil discharge pipe.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. An oil-water separation device for petrochemical industry comprises a first box body, a second box body and a support frame, wherein the second box body is arranged below one side of the first box body, the support frame is arranged below the first box body and the second box body, the oil-water separation device is characterized in that a water inlet mechanism is arranged above the inside of the first box body, a conveying mechanism is arranged below the water inlet mechanism, the conveying mechanism is arranged inside the first box body, one end of the conveying mechanism extends to the outside of the first box body, a collecting mechanism is arranged outside the conveying mechanism outside the first box body, the collecting mechanism is arranged on the first box body far away from one side of the second box body, filter plates are obliquely arranged on two sides above the conveying mechanism, the end parts of the filter plates are arranged on the inner walls on two sides of the first box body, a plurality of first filter holes are uniformly formed in the filter plates, and an oil-water sensor is arranged below the bottom, the utility model discloses a water pump, including first box, water pump, water tank, valve, oily water inductor and collection mechanism, the profit inductor is located same one side of first box with collection mechanism, first drain pipe is installed to the bottom of first box, install the solenoid valve on the first drain pipe, the water pump is installed at second box top, the input and the inside water absorption pipe connection of first box of water pump, the output of water pump extends to the inside of second box, second box internally mounted has the water oil separating membrane, water oil separating membrane top one side is equipped with out oil pipe, the second drain pipe is installed to the bottom of second box, all install the valve on second drain pipe and the play oil pipe.

2. The oil-water separation device for the petrochemical industry according to claim 1, wherein the water inlet mechanism comprises a T-shaped pipe, a plurality of water distribution pipes and water outlet pipes, the T-shaped pipe is mounted on the first box body, the number of the water distribution pipes is multiple, the water distribution pipes are uniformly mounted at the bottom of the T-shaped pipe, the water distribution pipes are Z-shaped, two adjacent water distribution pipes are distributed in a staggered mode, the bottom of each water distribution pipe is uniformly provided with the water outlet pipes, and the water outlet pipes are located above the filter plates.

3. The oil-water separation device for the petrochemical industry according to claim 1, wherein the conveying mechanism comprises a bearing box, a helical blade and a driving motor, the helical blade is arranged above the bearing box, the bearing box and one end of the helical blade are arranged on the inner wall of the first box, the other end of the helical blade is arranged on the collecting mechanism, the driving motor is arranged on the side wall of the first box and is connected with a shaft in the middle of the helical blade, a plurality of second filter holes are uniformly formed in the bottom of the bearing box inside the first box, and a discharge hole is formed in the bearing box in the collecting mechanism.

4. The oil-water separator for petrochemical engineering as claimed in claim 1, wherein the collecting mechanism comprises a collecting box, a separating plate, and a water pipe, the collecting box is mounted on one side of the first box, the separating plate is mounted on the collecting box, a filter screen is mounted on the separating plate, one end of the water pipe is mounted at the bottom of the collecting box, and the other end of the water pipe is mounted on the first box.

5. The oil-water separator for petrochemical engineering according to claim 4, wherein a baffle is arranged above the separation plate and is mounted on the collection box.

6. The oil-water separator for petrochemical engineering according to claim 4, wherein the collection tank is provided with a slot.

7. The oil-water separator for petrochemical industry according to claim 5, wherein a handle is installed on one side of the separation plate and the baffle.