CN215517000U

CN215517000U - Oil field acidification sewage treatment device for oil field

Info

Publication number: CN215517000U
Application number: CN202122515397.6U
Authority: CN
Inventors: 李贺羊; 刘玉东
Original assignee: Qingyang Siwei Petroleum Engineering Service Co ltd
Current assignee: Qingyang Siwei Petroleum Engineering Service Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-01-14
Anticipated expiration: 2031-10-19

Abstract

The utility model provides an oilfield acidification sewage treatment device for an oil field, which comprises a main body component and a circulating filter component, wherein the main body component comprises a first box body, a first plate body, a second plate body, a sewage inlet pipe and a first one-way valve. According to the utility model, the sewage in the sewage inlet pipe is transported to the first box body by opening the first one-way valve, the sewage is stood by adding a flocculating agent in the first box body, the second one-way valve is opened, the sediment in the first box body is transported to the second box body, the hydraulic cylinder is started, the piston rod of the hydraulic cylinder drives the fourth plate body to move downwards, then the sewage precipitated above is filtered by the second filter screen, at the moment, the sediment in the second box body is filtered by the first filter screen, the water pump is started, and the filtered sewage is pumped into the sewage inlet pipe by the water pump through the L-shaped pipe body, so that the purpose of quickly performing precipitation circulating filtration on the sewage is achieved, and the filtration efficiency is improved.

Description

Oil field acidification sewage treatment device for oil field

Technical Field

The utility model relates to the technical field of oil extraction fields, in particular to an oil field acidification sewage treatment device for an oil extraction field.

Background

A large amount of acidified sewage is generated in the acidification process, a large amount of residual acid exists in the sewage, the sewage also contains a large amount of crude oil and suspended impurities, and the sewage can cause serious pollution to the surrounding environment if directly discharged;

most of the existing sewage treatment devices mainly adopt a sedimentation-air flotation-filtration mode, although the sewage can be effectively degraded, the sewage treatment efficiency is low, the sewage treatment process is simple, the sewage treatment is not thorough, the sewage can not be circularly treated, and more pollutants still exist in the treated sewage, so that the oilfield acidification sewage treatment device for the oil field is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above, the embodiments of the present invention are intended to provide an oilfield acidification sewage treatment device for oil field, so as to solve or alleviate the technical problems in the prior art, and to provide at least one useful choice.

The technical scheme of the embodiment of the utility model is realized as follows: an oilfield acidification sewage treatment device for an oil field comprises a main body component and a circulating filter component, wherein the main body component comprises a first box body, a first plate body, a second plate body, a sewage inlet pipe and a first one-way valve;

a circulating filter assembly is arranged below the main body assembly;

the circulating filter assembly comprises a second box body, a first filter screen, a water pump, an L-shaped pipe body, a first sewage discharging pipe body, a second one-way valve, a third plate body, a hydraulic cylinder, a fourth plate body and a second filter screen;

the inboard diapire of first box weld in the lower surface of third plate body, the upper surface of third plate body is seted up flutedly, the inboard diapire of recess install in the lower surface of pneumatic cylinder, the piston rod of pneumatic cylinder weld in the lower surface of fourth plate body, the upper surface of third plate body weld in second filter screen lower surface, the lateral wall of second filter screen weld in the inside wall of first box.

In some embodiments, two first sewage pipes symmetrically penetrate through the inner bottom wall of the first box body, a second one-way valve is mounted on the outer side wall of the first sewage pipe, the bottom end of the first sewage pipe penetrates through the upper surface of the second box body, and the first sewage pipe is arranged to transport deposited impurities in the first box body into the second box body through the first sewage pipe.

In some embodiments, two throwing pipes symmetrically penetrate through the upper surface of the first box body, a third one-way valve is installed on the outer side wall of each throwing pipe, two sliding grooves are symmetrically formed in the inner side wall of each groove, a sliding block is slidably connected to the inner side wall of each sliding groove, one side of each sliding block is welded on the outer side wall of the fourth plate body, and a flocculating agent and an emulsifying agent are transported to the first box body through the throwing pipes by opening the third one-way valve.

In some embodiments, the inner side wall of the second box body is welded to the outer side wall of the first filter screen, a second sewage pipe body penetrates through the inner side bottom wall of the second box body, a fifth one-way valve is installed on the outer side wall of the second sewage pipe body, four rubber sealing gaskets are symmetrically installed on the outer side wall of the fourth plate body, and the fifth one-way valve is opened to discharge sediments in the second box body through the second sewage pipe body.

In some embodiments, the mutual symmetrical welding of lower surface of first box has four first plates, two the welding of one side that the second plate body is adjacent has the second plate body, the lateral wall of first box runs through and has advanced dirty pipe, advance dirty pipe's lateral wall and install first check valve, through the setting of first plate body, can raise the height of first box, can stabilize the position of first box again.

In some embodiments, the inboard diapire of second box install in the lower surface of water pump, L type body is installed to the delivery port of water pump, the fourth check valve is installed to the lateral wall of L type body, the one end of L type body run through in the inside wall of second box and run through in the lateral wall of dirty pipe of intaking, the lateral wall of second box has inlayed first toughened glass observation window, through opening fourth check valve and water pump, starts the water pump, and the sewage after the water pump will filter is through L type body extraction to intaking in the sewage, filters sewage once more.

In some embodiments, a third filter screen is installed on the inner side wall of the first box body, a drainage pipe body penetrates through the inner bottom wall of the first box body, a seventh one-way valve is installed on the outer side wall of the drainage pipe body, rod bodies are symmetrically welded to the lower surface of the first box body, the bottom ends of the rod bodies are welded to the upper surface of the second box body, and the third filter screen is arranged for enhancing and filtering sewage.

In some embodiments, a baffle body is welded on the bottom wall of the inner side of the first box body, an oil drain pipe body penetrates through the bottom wall of the inner side of the first box body, a sixth one-way valve is installed on the outer side wall of the oil drain pipe body, second toughened glass observation windows are symmetrically embedded on the outer side wall of the first box body, and the baffle body is arranged to separate liquid separated from oil and water.

Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages:

according to the utility model, the sewage in the sewage inlet pipe is transported to the first box body by opening the first one-way valve, the sewage is stood by adding a flocculating agent in the first box body, the second one-way valve is opened, the sediment in the first box body is transported to the second box body, the hydraulic cylinder is started, the piston rod of the hydraulic cylinder drives the fourth plate body to move downwards, then the sewage precipitated above is filtered by the second filter screen, at the moment, the sediment in the second box body is filtered by the first filter screen, the water pump is started, and the filtered sewage is pumped into the sewage inlet pipe by the water pump through the L-shaped pipe body, so that the purpose of quickly performing precipitation circulating filtration on the sewage is achieved, and the filtration efficiency is improved.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a cross-sectional structural view of the present invention;

FIG. 3 is an enlarged structural view of the area A of FIG. 2 according to the present invention;

fig. 4 is a structural diagram of the interior of the first box and the third plate of the present invention.

Reference numerals: 1. a body assembly; 101. a first case; 102. a first plate body; 103. a second plate body; 104. a sewage inlet pipe; 105. a first check valve; 2. a circulating filter assembly; 201. a second case; 202. a first filter screen; 203. a water pump; 204. an L-shaped pipe body; 205. a first waste pipe body; 206. a second one-way valve; 207. a third plate body; 208. a hydraulic cylinder; 209. a fourth plate body; 210. a second filter screen; 3. a groove; 4. a chute; 5. a slider; 6. a rubber gasket; 7. putting the pipe body; 8. a third check valve; 9. a fourth check valve; 10. a rod body; 11. a first tempered glass observation window; 12. a second tempered glass observation window; 13. a second waste pipe body; 14. a fifth check valve; 15. a third filter screen; 16. a baffle body; 17. an oil drain pipe body; 18. a sixth check valve; 19. a drain pipe body; 20. a seventh check valve.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, an embodiment of the present invention provides an oilfield acidizing sewage treatment device for an oil field, including a main body assembly 1 and a circulating filter assembly 2, where the main body assembly 1 includes a first box 101, a first plate 102, a second plate 103, a sewage inlet pipe 104, and a first check valve 105;

a circulating filter assembly 2 is arranged below the main body assembly 1;

the circulating filter assembly 2 comprises a second box body 201, a first filter screen 202, a water pump 203, an L-shaped pipe body 204, a first sewage pipe body 205, a second one-way valve 206, a third plate body 207, a hydraulic cylinder 208, a fourth plate body 209 and a second filter screen 210;

the inboard diapire of first box 101 welds the lower surface of third plate body 207, and recess 3 is seted up to the upper surface of third plate body 207, and the lower surface in pneumatic cylinder 208 is installed to the inboard diapire of recess 3, and the piston rod of pneumatic cylinder 208 welds the lower surface in fourth plate body 209, and the upper surface of third plate body 207 welds the lower surface in second filter screen 210, and the lateral wall of second filter screen 210 welds the inside wall in first box 101.

In one embodiment, two first drainage pipes 205 symmetrically penetrate through the bottom wall of the inner side of the first box 101, a second one-way valve 206 is installed on the outer side wall of the first drainage pipe 205, the bottom end of the first drainage pipe 205 penetrates through the upper surface of the second box 201, and the first drainage pipe 205 is arranged to transport deposited impurities in the first box 101 to the second box 201 through the first drainage pipe 205, wherein the second one-way valve 206 can be arranged to control the opening and closing of the first drainage pipe 205 and can also enable the deposited impurities to flow backwards.

In one embodiment, the upper surface symmetry of first box 101 runs through there are two to put in body 7, the third check valve 8 is installed to the lateral wall of putting in body 7, two spouts 4 have been seted up to recess 3's inside wall symmetry, spout 4's inside wall sliding connection has slider 5, one side of slider 5 welds in the lateral wall of fourth plate body 209, through opening third check valve 8, with flocculating agent and emulsifier through putting in body 7 transportation to first box 101 in, handle sewage, wherein slide slider 5 in spout 4, can assist fourth plate body 209 to remove, can carry on spacingly to fourth plate body 209 again.

In one embodiment, the inner sidewall of the second box 201 is welded to the outer sidewall of the first filter screen 202, the inner bottom wall of the second box 201 penetrates through the second waste pipe 13, the fifth check valve 14 is installed on the outer sidewall of the second waste pipe 13, four rubber gaskets 6 are symmetrically installed on the outer sidewall of the fourth plate 209, by opening the fifth check valve 14, the precipitate in the second box 201 is discharged through the second waste pipe 13, wherein the first filter screen 202 is arranged for filtering the precipitate again, and then the rubber gaskets 6 are arranged for enhancing the sealing performance between the fourth plate 209 and the groove 3.

In one embodiment, four first plate bodies 102 are symmetrically welded to the lower surface of the first box body 101, a second plate body 103 is welded to one side of two adjacent second plate bodies 103, a sewage inlet pipe 104 penetrates through the outer side wall of the first box body 101, a first check valve 105 is installed on the outer side wall of the sewage inlet pipe 104, the height of the first box body 101 can be raised through the arrangement of the first plate body 102, the position of the first box body 101 can be stabilized, the arrangement of the second plate bodies 103 is used for enhancing the position of the stabilized first plate body 102, and then the first check valve 105 is opened to convey sewage into the first box body 101 through the sewage inlet pipe 104.

In one embodiment, the bottom wall of the inner side of the second box 201 is mounted on the lower surface of the water pump 203, an L-shaped pipe 204 is mounted at the water outlet of the water pump 203, a fourth check valve 9 is mounted on the outer side wall of the L-shaped pipe 204, one end of the L-shaped pipe 204 penetrates through the inner side wall of the second box 201 and penetrates through the outer side wall of the sewage inlet pipe 104, a first tempered glass observation window 11 is embedded in the outer side wall of the second box 201, the water pump 203 is started by opening the fourth check valve 9 and the water pump 203, the water pump 203 pumps filtered sewage into the sewage inlet pipe 104 through the L-shaped pipe 204, and the sewage is filtered again, the fourth check valve 9 is used for preventing the sewage in the L-shaped pipe 204 from flowing backwards, wherein the first tempered glass observation window 11 is arranged for observing the filtering condition of sediments in the second box 201.

In one embodiment, the third filter screen 15 is installed on the inner side wall of the first box 101, the drain pipe 19 penetrates through the inner side bottom wall of the first box 101, the seventh check valve 20 is installed on the outer side wall of the drain pipe 19, the rod bodies 10 are symmetrically welded to the lower surface of the first box 101, the bottom ends of the rod bodies 10 are welded to the upper surface of the second box 201, and the third filter screen 15 is used for enhancing and filtering sewage, wherein the seventh check valve 20 is opened for discharging water in the first box 101 through the drain pipe 19, and the rod bodies 10 are arranged for fixing the position of the second box 201.

In one embodiment, the baffle body 16 is welded on the inner bottom wall of the first box 101, the oil drain pipe body 17 penetrates through the inner bottom wall of the first box 101, the sixth one-way valve 18 is installed on the outer side wall of the oil drain pipe body 17, the second toughened glass observation window 12 is symmetrically embedded on the outer side wall of the first box 101, the baffle body 16 is arranged for separating the liquid of oil-water separation, at the moment, the sixth one-way valve 18 is opened for discharging the oil in the first box 101 through the oil drain pipe body 17, and the second toughened glass observation window 12 is arranged for observing the condition of the oil-water separation of the sewage while observing the condition of the sewage precipitation in the first box 101.

In one embodiment, a switch set for controlling the on and off of the water pump 203 and the hydraulic cylinder 208 is installed on one side of the first box 101, and the switch set is connected to an external commercial power to supply power to the water pump 203 and the hydraulic cylinder 208.

In one embodiment, the water pump 203 is model number ISW 50-250; the hydraulic cylinder 208 is of the type Y-HG 1-80.

The utility model is in operation: the sewage in the sewage inlet pipe 104 is transported into the first box 101 by opening the first check valve 105, the sewage is stood by adding a flocculating agent into the first box 101, the sedimentation condition of the sewage in the first box 101 is observed by the second toughened glass observation window 12, the second check valve 206 is opened, the sediment in the first box 101 is transported into the second box 201, the hydraulic cylinder 208 is started, the piston rod of the hydraulic cylinder 208 drives the fourth plate 209 to move downwards, then the sewage after sedimentation above is filtered by the second filter screen 210, at the moment, the sediment in the second box 201 is filtered by the first filter screen 202, the water pump 203 is started, the filtered sewage is pumped into the sewage inlet pipe 104 by the water pump 203 through the L-shaped pipe 204, the sewage is filtered again, then the sewage is transported to one side of the third filter screen 15, and the sewage is further filtered, at this time, by opening the third check valve 8, the emulsifier is added into the first tank 101 through the feeding pipe 7, and the sewage is subjected to oil-liquid separation, so that the separated oil is separated through the baffle plate 16, and at this time, the observation window 12 of the second tempered glass is used for controlling the opening of the sixth check valve 18 and the seventh check valve 20, and the oil-water separated in the first tank 101 is discharged through the oil discharge pipe 17 and the water discharge pipe 19 respectively.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides an oil field acidizing sewage treatment plant for oil recovery field, includes main part subassembly (1) and circulating filter subassembly (2), its characterized in that: the main body assembly (1) comprises a first box body (101), a first plate body (102), a second plate body (103), a sewage inlet pipe (104) and a first one-way valve (105);

a circulating filter assembly (2) is arranged below the main body assembly (1);

the circulating filter assembly (2) comprises a second box body (201), a first filter screen (202), a water pump (203), an L-shaped pipe body (204), a first sewage discharge pipe body (205), a second one-way valve (206), a third plate body (207), a hydraulic cylinder (208), a fourth plate body (209) and a second filter screen (210);

the inboard diapire of first box (101) weld in the lower surface of third plate body (207), the upper surface of third plate body (207) is seted up recess (3), the inboard diapire of recess (3) install in the lower surface of pneumatic cylinder (208), the piston rod of pneumatic cylinder (208) weld in the lower surface of fourth plate body (209), the upper surface of third plate body (207) weld in second filter screen (210) lower surface, the lateral wall of second filter screen (210) weld in the inside wall of first box (101).

2. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: two first sewage pipes (205) symmetrically penetrate through the bottom wall of the inner side of the first box body (101), a second one-way valve (206) is installed on the outer side wall of each first sewage pipe (205), and the bottom end of each first sewage pipe (205) penetrates through the upper surface of the second box body (201).

3. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: the upper surface symmetry of first box (101) runs through and has two to put in body (7), third check valve (8) are installed to the lateral wall of putting in body (7), two spout (4) have been seted up to the inside wall symmetry of recess (3), the inside wall sliding connection of spout (4) has slider (5), one side of slider (5) weld in the lateral wall of fourth plate body (209).

4. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: the inside wall of second box (201) weld in the lateral wall of first filter screen (202), the inboard diapire of second box (201) has run through second blowdown body (13), fifth check valve (14) are installed to the lateral wall of second blowdown body (13), four rubber packing pad (6) are installed to the mutual symmetry of lateral wall of fourth plate body (209).

5. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: the mutual symmetrical welding of lower surface of first box (101) has four first plate bodies (102), two the welding of one side that second plate body (103) are adjacent has second plate body (103), the lateral wall of first box (101) runs through into dirty pipe (104), first check valve (105) are installed to the lateral wall of dirty pipe (104).

6. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: the inboard diapire of second box (201) install in the lower surface of water pump (203), L type body (204) are installed to the delivery port of water pump (203), fourth check valve (9) are installed to the lateral wall of L type body (204), the one end of L type body (204) run through in the inside wall of second box (201) and run through in the lateral wall of dirty pipe (104) advances, the lateral wall of second box (201) has inlayed first toughened glass observation window (11).

7. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: third filter screen (15) are installed to the inside wall of first box (101), the inboard diapire of first box (101) runs through there is drainage body (19), seventh check valve (20) are installed to the lateral wall of drainage body (19), the mutual symmetrical welding of lower surface of first box (101) has the body of rod (10), the bottom of the body of rod (10) weld in the upper surface of second box (201).

8. The oilfield acidification sewage treatment device for the oil field according to claim 1, wherein: the baffle body (16) is blocked in the welding of the inboard diapire of first box (101), the inboard diapire of first box (101) has run through oil extraction body (17), sixth check valve (18) are installed to the lateral wall of oil extraction body (17), the mutual symmetry of lateral wall of first box (101) has inlayed second toughened glass observation window (12).