Search

CN-120922976-B - Oil sand oil production water deoiling device

CN120922976BCN 120922976 BCN120922976 BCN 120922976BCN-120922976-B

Abstract

The invention belongs to the technical field of oil-water separation equipment, and particularly discloses an oil sand oil production water deoiling device which aims to solve the problems that oil-water layering is damaged by liquid inlet disturbance, the separation efficiency is low and a sampling valve is easy to scale and leak. Including jar body and feed liquor stationary flow unit, feed liquor stationary flow unit contains holds the chamber, arc buffer board, annular baffle and toper fight, through feed liquor stationary flow unit structure, after the produced water gets into from the open-top, preliminary deceleration through the arc buffer board earlier, the runner that rethread annular baffle and toper fight formed is led to holding the chamber bottom, effectively keep apart the feed liquor disturbance, avoid impacting original liquid in the jar, finally flow into jar body from the overflow mouth steadily, establish the rectifying plate in proper order in the jar, two-stage filler formula gas-liquid separator, realize gas-liquid, oil-water separation, the oil water gravity layering interface that has formed is effectively protected, thereby improve fluid separation efficiency.

Inventors

  • LIU TONGHUI
  • CAI BO
  • ZHANG HAO
  • HU WENJUN
  • SHI JIANG
  • HE XIAOBO
  • LIU BO
  • SONG LEI
  • LI CHANGSHENG

Assignees

  • 克拉玛依市富城油砂矿资源开发有限责任公司

Dates

Publication Date
20260512
Application Date
20251011

Claims (7)

  1. 1. The utility model provides an oil sand oil extraction water deoiling device, its characterized in that, includes jar body (1) and feed liquor stationary flow unit, the top left side of jar body (1) is equipped with extraction water import (101), feed liquor stationary flow unit includes holds chamber (201), the top that holds chamber (201) is equipped with the opening that corresponds with extraction water import (101), be equipped with arc buffer board (202) in holding chamber (201), be equipped with annular baffle (203) in holding chamber (201), the external diameter of arc buffer board (202) equals with the internal diameter of annular baffle (203), arc buffer board (202) are located directly over annular baffle (203), the inboard intercommunication of annular baffle (203) has toper fill (204), the bottom that the toper was fought (204) extends to the bottom that holds chamber (201), one side that holds chamber (201) is equipped with overflow mouth (205), overflow mouth (205) are located the bottom of annular baffle (203), the bottom right side of jar body (1) is equipped with emulsifying mouth (103) respectively and oil outlet (102) and drain board (104) to the right side in proper order, jar body (1) is equipped with in proper order A first filler type gas-liquid separator (105), The second filler type gas-liquid separator (106) and baffle (107), baffle (107) are located between leakage fluid dram (102) and emulsified oil export (103), leakage fluid dram (102) intercommunication has main liquid pipe (117), be equipped with the sampling structure that is used for the sample on main liquid pipe (117), the sampling structure includes bottom plate (301) and circular cut-off plate (310), one side intercommunication of main liquid pipe (117) has bypass pipe (302), the last intercommunication of bypass pipe (302) has circular cavity (303), the bottom and bottom plate (301) fixed connection of circular cavity (303), the top of circular cavity (303) is the opening, the opening part of circular cavity (303) can be dismantled and is connected with lid (304), one side intercommunication of circular cavity (303) has sampling mouth (305), sampling mouth (305) are located the top of bypass pipe (302), be equipped with two support (306) respectively on lid (304), two on support (306) have screw holes all, two screw holes (307) are all opened on two screw rods (307) are connected with screw rods (308) on two screw rods (307) and two screw rods (308) are all connected with screw rods (308), each nut (308) is fixedly connected with a first worm wheel (309) on the outer wall, the top of the circular stop plate (310) is fixedly connected with the bottoms of the two screws (307), the circular stop plate (310) is in sliding connection with the inner wall of the circular cavity (303), a rubber sealing ring (311) is arranged on the periphery of the circular stop plate (310) which is in contact with the circular cavity (303), a through groove is formed in the circular cavity (303), a one-way valve (315) is arranged in the through groove, two first fixing seats (312) are arranged on the top of the cover body (304), two first worms (313) are connected between the two first fixing seats (312) in a bearing manner, one ends of the two first worms (313) are fixedly connected with one another, the two first worms (313) are respectively meshed with the two first worm wheels (309), a handle (314) is arranged at one end of each first worm (313) which extends to the outside the first fixing seats (312), a through groove is formed in the circular cavity (303), a scaling-removing unit (501) which is used for removing scales in the circular cavity (310) and the circular cavity is arranged in the circular cavity, a scaling-off unit (501) is arranged in the circular cavity (303) and the arc-shaped unit (303) is arranged on the inner wall of the circular cavity (501) which is in the arc-shaped cavity, one end of the arc plate (501) is provided with a sliding rod (503), the inner wall of the circular cavity (303) is provided with a sliding groove (504) for sliding the sliding rod (503), one end of the sliding rod (503) is detachably connected with the top of the circular cutting plate (310), and the upper surface of the circular cutting plate (310) is inclined towards the direction of the sampling nozzle (305).
  2. 2. The oil and sand produced water deoiling device according to claim 1, wherein the descaling mechanism comprises a rotating plate (401), two ends of the rotating plate (401) are respectively and detachably connected with a scraping head (402), a connecting rod (403) is arranged on the rotating plate (401), a through hole is formed in the circular intercepting plate (310), a bearing is fixedly connected in the through hole, the connecting rod (403) is fixedly connected with an inner ring of the bearing, one end of the connecting rod (403) movably penetrates through the cover body (304) to extend out of the cover body (304), one end of the connecting rod (403) extending out of the cover body (304) is respectively provided with a first gear (404) and a second gear (405), the main liquid pipe (117) is communicated with a shell (406), one end of the first rotating shaft (407) positioned in the shell (406) is provided with a turbine blade (408), one end of the first rotating shaft (407) extends out of the shell (406) in a rotating way, one end of the first rotating shaft (406) extends out of the shell (406) and extends out of the cover body (304), one end of the connecting rod (403) extends out of the cover body (304) is provided with a second fixed base (409) and one end of the second rotating shaft (426) is fixedly connected with a second fixed base (409), the novel automatic transmission device is characterized in that a third fixed seat (410) and a fourth fixed seat (411) are respectively arranged on the bottom plate (301), a second rotating shaft (412) is connected to an upper bearing of the third fixed seat (410), one end of the second rotating shaft (412) is fixedly connected with a second worm wheel (413), the second worm wheel (413) is meshed with a second worm (426), a third worm (414) is connected to an upper bearing of the fourth fixed seat (411), a speed reducing unit for speed reduction is arranged between the third worm (414) and the second rotating shaft (412), a fifth fixed seat (415) is arranged on the fourth fixed seat (411), a third rotating shaft (416) is connected to an upper bearing of the fifth fixed seat (415), one end of the third rotating shaft (416) is connected with the bottom plate (301) through a bearing, a third worm wheel (417) is arranged on the third rotating shaft (416), the third worm wheel (417) is meshed with the third worm (414), a fourth rotating shaft (418) is connected to the upper bearing of the cover (304), a third gear (419) for meshing with a third gear (419) of the first gear (404) and the second gear (405), and the third gear (419) is meshed with the third gear (420) through the third gear (416).
  3. 3. The oil sand oil extraction water deoiling device according to claim 2, characterized in that the speed reducing unit comprises an inner gear ring (421), the inner gear ring (421) is fixedly connected to a fixing seat III (410), a sun gear (422) is arranged at one end, far away from a worm wheel II (413), of the rotating shaft II (412), three planet gears (423) are meshed between the sun gear (422) and the inner gear ring (421), a planet carrier (424) is fixedly connected to the three planet gears (423), and the planet carrier (424) is fixedly connected with a worm III (414).
  4. 4. The oil sand oil extraction water deoiling device according to claim 1, characterized in that a first manhole (108), a second manhole (109) and a third manhole (110) are respectively arranged at the top of the tank body (1), the first manhole (108) is positioned between the extraction water inlet (101) and the first filler type gas-liquid separator (105), the second manhole (109) is positioned between the first filler type gas-liquid separator (105) and the second filler type gas-liquid separator (106), the third manhole (110) is positioned between the second filler type gas-liquid separator (106) and the emulsified oil outlet (103), and three climbing ladders (111) respectively corresponding to the first manhole (108), the second manhole (109) and the third manhole (110) are arranged in the tank body (1).
  5. 5. The oil sand oil extraction water deoiling device according to claim 1, characterized in that a pressure release valve (112), a safety valve (113), an emptying valve (114) and an oil liquid interface instrument (115) are respectively arranged at the top of the tank body (1), the pressure release valve (112), the safety valve (113) and the emptying valve (114) are respectively arranged between the rectifying plate (104) and the first filler type gas-liquid separator (105), the oil liquid interface instrument (115) is arranged between the first filler type gas-liquid separator (105) and the second filler type gas-liquid separator (106), a first drain outlet (118) and a second drain outlet (116) are arranged at the bottom of the tank body (1), the first drain outlet (118) is arranged between the water extraction inlet (101) and the first filler type gas-liquid separator (105), and the second drain outlet (116) is arranged between the first filler type gas-liquid separator (105) and the second filler type gas-liquid separator (106).
  6. 6. The oil sand oil extraction water deoiling device according to claim 1, characterized in that the outside of the cover body (304) is provided with two lock bars (601), one end of each lock bar (601) is arc-shaped, the outside of the circular cavity (303) is provided with two fixing plates (602), each fixing plate (602) is provided with a circular groove (603) for embedding the lock bar (601), each fixing plate (602) is provided with a limit groove (604) transversely communicated with the circular groove (603), the limit grooves (604) are internally connected with limit bars (605) in a sliding manner, one end of each limit bar (605) extends into the circular groove (603), one side of each lock bar (601) is provided with a positioning groove (606) for clamping the limit bar (605), one end of each limit bar (605) is provided with a spring (607), one end of each spring (604) is fixedly connected with the bottom of each limit groove (604), one end of each limit groove (604) is provided with a pulling bar (608), and one end of each pulling bar (607) extends into the corresponding fixing plate (602) and extends out of the fixing plates (602).
  7. 7. The oil sand oil produced water deoiling device according to claim 1, wherein vortex-preventing plates (119) are arranged on the liquid draining port (102) and the emulsified oil outlet (103).

Description

Oil sand oil production water deoiling device Technical Field The invention relates to the technical field of oil-water separation equipment, in particular to an oil removal device for oil sand oil produced water. Background With the increase of global petroleum demand, conventional petroleum resources are increasingly tensioned, oil sand is a heavy petroleum-impregnated sandstone, and is a product of asphalt-based crude oil after light components are lost in the process of transportation, and has the characteristics of high density, high viscosity, high hydrocarbon ratio and high metal content. The working flow is that the oil sand oil in the oil collecting area firstly enters a steam processor, the oil sand is subject to thermal cracking reaction, the gas phase is discharged through a torch, the liquid phase enters a pre-dehydration separator after low-temperature glycol heat exchange, the oil and the produced water are separated through the pre-dehydration separator, the oil enters a purified oil tank after being processed by a thermochemical separator, and the produced water enters a high-temperature oil remover for processing through a pipeline. The existing high-temperature oil remover is mainly structurally composed of a tank body, a first foam breaking device, a first separating and filling device, a second foam breaking device, a steam discharging and liquid removing device, a liquid inlet flow stabilizing device and a sand discharging controller, wherein the application number of the steam recovering device is CN 201620210032.9. The working flow is that the produced liquid enters the tank body through the liquid inlet nozzle, the flow direction and the flow speed of the produced liquid are changed and are primarily separated under the action of the liquid inlet flow stabilizer, the foam in the separated liquid phase is subjected to two-time gas-liquid separation through the first foam breaking device, the first separating filler device, the second separating filler device and the second foam breaking device, the vapor phase after the secondary separation enters the vapor phase outlet pipe after entering the vapor outlet liquid removing device, the impurity gravel in the produced liquid is gathered at the bottom of the tank body, and the periodic online discharge can be realized through the sand discharging nozzle by utilizing the flushing action of the self running pressure and high pressure water. However, the liquid inlet flow stabilizer in the above patent is of a cavity structure with openings at the upper end and the lower end, a cyclone baffle is arranged on the inner wall of the tank body between the liquid inlet nozzle and the liquid inlet flow stabilizer, and the liquid separation time is prolonged and the liquid inlet speed is reduced under the cooperation of the liquid inlet flow stabilizer and the cyclone baffle. However, the liquid inlet flow stabilizer in the above patent is of a cavity structure with an opening at the upper end and an opening at the lower end, although the speed reduction is realized by matching with the cyclone baffle, the opening at the upper end and the opening at the lower end of the cavity form a through flow channel, the liquid inlet disturbance cannot be effectively isolated, the liquid inlet still can impact the original liquid in the tank, the formed oil-water gravity delamination interface is damaged, and the oil-liquid separation efficiency is reduced. Disclosure of Invention The invention aims to provide an oil sand oil produced water deoiling device, which aims to solve the problems that in the prior art, a liquid inlet flow stabilizer is not effectively isolated from liquid inlet disturbance, so that a formed oil-water layered interface is damaged, and the oil-liquid separation efficiency is reduced. In order to achieve the aim, the basic scheme provided by the invention is that the oil sand oil production water degreasing device comprises a tank body and a liquid inlet flow stabilizing unit, wherein a produced water inlet is arranged on the left side of the top of the tank body, the liquid inlet flow stabilizing unit comprises a containing cavity, an opening corresponding to a produced water inlet is arranged on the top of the containing cavity, an arc buffer plate is arranged in the containing cavity, an annular baffle plate is arranged in the containing cavity, the outer diameter of the arc buffer plate is equal to the inner diameter of the annular baffle plate, the arc buffer plate is positioned right above the annular baffle plate, a conical hopper is communicated with the inner side of the annular baffle plate, the bottom of the conical hopper extends to the bottom of the containing cavity, an overflow port is arranged on one side of the containing cavity, the overflow port is positioned at the bottom of the annular baffle plate, a liquid outlet and an emulsified oil outlet are respectively arranged on the right side of the bottom of the tank bod