CN216366820U

CN216366820U - Filter for oil well water injection in oil field

Info

Publication number: CN216366820U
Application number: CN202122898907.2U
Authority: CN
Inventors: 王�锋; 郭子竟; 王�琦; 丁嘉; 李怡文
Original assignee: Shaanxi Puxin Equipment Engineering Co ltd
Current assignee: Shaanxi Puxin Equipment Engineering Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-26
Anticipated expiration: 2031-11-24

Abstract

The application provides an oil field oil well filter for water injection, including filter module, water inlet, delivery port and filter screen, the water inlet has been seted up to filter module inside, and the delivery port has been seted up to filter module inside, and filter module inner wall rigid coupling has the filter screen, and filter module is inside to be provided with and to prevent stifled unit. This application passes through starter motor, make the motor drive reciprocal lead screw and rotate, it makes the fly leaf remove at reciprocal lead screw outer wall to rotate through reciprocal lead screw, remove through the fly leaf and drive scraper blade and brush synchronous motion, make the scraper blade can strike off the impurity on filter screen surface, it fills up to drive the roof through the fly leaf and promote sealed the pad, make the apron produce and rotate, and then make iron plate and magnet separation no longer laminate, inside can breaking away from filter module until the rubbish on filter screen surface, thereby it can receive the unqualified problem of quality of water that the pollution leads to the water injection at the in-process of carrying water to reduce the water injection pipe.

Description

Filter for oil well water injection in oil field

Technical Field

The utility model relates to the field of filters, in particular to a filter for water injection of an oil well in an oil field.

Background

In the process of development of an oil field, water needs to be injected into the oil well, generally, in the later stage of oil well exploitation, the height of an underground petroleum surface is increased by using the injected water, and then the space of the extracted petroleum is replaced by the injected water, so that the oil can be conveniently exploited in the subsequent period.

The water injection work of the oil field has strict requirements on mechanical impurities, oil content, bacteria and the like in the water quality, and the water injection pipe is polluted in the water conveying process to cause the water quality of the injected water to be unqualified due to the increase of the depth of the oil field development. Therefore, the filter for the water injection of the oil well of the oil field is improved.

Disclosure of Invention

The utility model aims to: aiming at the problem that the water quality of injected water is unqualified because the water injection pipe is polluted in the process of delivering water.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the filter for water injection of oil well in oil field can improve the above-mentioned problems.

The present application is specifically such that:

including filter module, water inlet, delivery port and filter screen, the water inlet has been seted up to filter module inside, the delivery port has been seted up to filter module inside, filter module inner wall rigid coupling has the filter screen, filter module inside is provided with prevents stifled unit, filter module inside is provided with fixed unit.

As the preferred technical scheme of this application, the filter module is inside to be provided with prevents stifled unit, prevent stifled unit including motor, reciprocal lead screw, strike off subassembly, roof, turn over the board subassembly and inhale the subassembly by magnetism, the motor rigid coupling is at the filter module outer wall, reciprocal lead screw rotates to be connected at the filter module inner wall, strike off the subassembly laminating at the filter screen outer wall, the roof rigid coupling is striking off the subassembly outer wall, turn over the board subassembly and connect at the filter module inner wall through the pivot, inhale the subassembly rigid coupling at the filter screen outer wall by magnetism.

As the preferred technical scheme of this application, strike off the subassembly and include fly leaf, scraper blade and brush, the fly leaf passes through threaded connection at reciprocal lead screw outer wall, the scraper blade rigid coupling is at the fly leaf outer wall, the brush rigid coupling is at the fly leaf outer wall.

As the preferred technical scheme of this application, turn over the board subassembly and include apron, torsional spring and sealed the pad, the apron is connected at filter module inner wall through the pivot, the torsional spring rigid coupling is at the apron inner wall, sealed the pad is glued at the apron inner wall.

As the preferred technical scheme of this application, the subassembly is inhaled to magnetism includes iron plate and magnet, the iron plate rigid coupling is at the torsional spring outer wall, the magnet rigid coupling is at the filter screen outer wall.

As the preferred technical scheme of this application, fixed unit includes filter core, seal assembly, dead lever, inserted block, spring and lug, the filter core sets up inside filter module, seal assembly is glued at the filter core outer wall, the dead lever rigid coupling is inside the filter core, the inserted block is inserted and is established inside filter module, the spring rigid coupling is at the inserted block inner wall, the lug is glued at filter module inner wall.

As the preferable technical scheme, the sealing assembly comprises a first sealing block and a second sealing block, the first sealing block is adhered to the outer wall of the filter element, and the second sealing block is adhered to the inner wall of the filter module.

Compared with the prior art, the utility model has the beneficial effects that:

1. the motor drives the reciprocating screw rod to rotate by starting the motor, the movable plate moves on the outer wall of the reciprocating screw rod by rotating the reciprocating screw rod, the scraper plate and the hairbrush are driven to synchronously move by moving the movable plate, so that impurities on the surface of the filter screen can be scraped by the scraper plate, the movable plate drives the top plate to push the sealing gasket, the cover plate rotates, the iron block and the magnet are separated and are not attached any more until garbage on the surface of the filter screen can be separated from the inside of the filter module, and the problem that the water quality of water injection is unqualified due to the fact that the water injection pipe is polluted in the process of water delivery is solved;

2. through the filter core, can play secondary filter's effect to subsequent water, get the inserted block through drawing for the inserted block drives spring extrusion dead lever, makes the spring produce elastic deformation, makes the lug break away from inside the inserted block, inside until the whole filter core that gets into of inserted block, draws the filter core after that for first sealed piece and the sealed piece of second no longer laminate, thereby alright change the filter core, improved filter module's practicality.

Drawings

FIG. 1 is a schematic three-dimensional structure diagram of a filter for water injection of an oil well in an oil field provided by the present application;

FIG. 2 is a schematic structural diagram of a front section of a filter for oilfield well flooding provided by the present application;

FIG. 3 is an enlarged schematic view of the filter for water flooding of an oil well in the oil field provided by the present application, at A in FIG. 2;

FIG. 4 is an enlarged schematic view of the filter for water flooding of an oil field well shown in FIG. 2;

FIG. 5 is a schematic side view cross-sectional structure of a cover plate, a torsion spring and a sealing gasket in the filter for oilfield oil well flooding provided by the present application;

fig. 6 is an enlarged schematic structural diagram of a part C in fig. 2 in the filter for oilfield oil well water injection provided by the present application.

The following are marked in the figure:

1. a filter module; 2. a water inlet; 3. a water outlet; 4. filtering with a screen; 5. a motor; 6. a reciprocating screw rod; 7. a movable plate; 8. a squeegee; 9. a brush; 10. a top plate; 11. a cover plate; 12. a torsion spring; 13. a gasket; 14. an iron block; 15. a magnet; 16. a filter element; 17. a first seal block; 18. a second seal block; 19. fixing the rod; 20. inserting a block; 21. a spring; 22. and (4) a bump.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the embodiments of the present invention and the features and technical solutions thereof may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and such terms are used for convenience of description and simplification of the description, and do not refer to or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, this embodiment provides a filter for oilfield oil well water injection, including filter module 1, water inlet 2, delivery port 3 and filter screen 4, filter module 1 has seted up inside water inlet 2, filter module 1 has seted up inside delivery port 3, and the rigid coupling of 1 inner wall of filter module has filter screen 4, and filter module 1 is inside to be provided with prevents stifled unit, the inside fixed unit that is provided with of filter module 1.

As shown in fig. 1 and fig. 2, as a preferred embodiment, on the basis of the above-mentioned mode, furthermore, filter module 1 is internally provided with an anti-blocking unit, the anti-blocking unit includes motor 5, reciprocating screw rod 6, strike off the subassembly, roof 10, turn over board subassembly and magnetism subassembly, motor 5 rigid coupling is at filter module 1 outer wall, reciprocating screw rod 6 rotates to be connected at filter module 1 inner wall, strike off the subassembly laminating at filter screen 4 outer wall, roof 10 rigid coupling is striking off the subassembly outer wall, turn over the board subassembly and connect at filter module 1 inner wall through the pivot, magnetism subassembly rigid coupling is at filter screen 4 outer wall, through being provided with anti-blocking unit, make under the effect of scraper blade 8, can strike off the remaining dirt in filter screen 4 surface fast, and then improve the result of use of filter screen 4.

As shown in fig. 2 and fig. 3, as a preferred embodiment, on the basis of the above-mentioned mode, further, the scraping component includes a movable plate 7, a scraper 8 and a brush 9, the movable plate 7 is connected to the outer wall of the reciprocating screw rod 6 through threads, the scraper 8 is fixedly connected to the outer wall of the movable plate 7, the brush 9 is fixedly connected to the outer wall of the movable plate 7, under the action of the scraper 8, the scraper 8 can scrape off impurities on the surface of the filter screen 4, thereby avoiding the filter screen 4 from being blocked, under the action of the brush 9, the outer wall of the reciprocating screw rod 6 can be cleaned, and the movable plate 7 is prevented from being moved due to too much dirt on the outer wall of the reciprocating screw rod 6.

As shown in fig. 2, 4 and 5, as a preferred embodiment, on the basis of the above manner, further, the flap assembly includes a cover plate 11, a torsion spring 12 and a gasket 13, the cover plate 11 is connected to the inner wall of the filter module 1 through a rotating shaft, the torsion spring 12 is fixedly connected to the inner wall of the cover plate 11, the torsion spring 12 is provided, so that the cover plate 11 can be quickly reset, and the gasket 13 is glued to the inner wall of the cover plate 11.

As shown in fig. 2 and fig. 4, as a preferred embodiment, on the basis of the above mode, further, the magnetic attraction component includes an iron block 14 and a magnet 15, the iron block 14 is fixedly connected to the outer wall of the torsion spring 12, the magnet 15 is fixedly connected to the outer wall of the filter screen 4, and the iron block 14 and the magnet 15 are provided, so that the two are matched with each other, and the sealing effect of the cover plate 11 on the inside of the filter module 1 can be improved.

As shown in fig. 1, 2 and 6, as a preferred embodiment, in addition to the above-mentioned aspects, the fixing unit includes a filter element 16, a sealing assembly, a fixing rod 19, an insert block 20, a spring 21 and a projection 22, the filter element 16 is disposed inside the filter module 1, the sealing assembly is glued to the outer wall of the filter element 16, the fixing rod 19 is fixedly connected inside the filter element 16, the insert block 20 is inserted inside the filter module 1, the spring 21 is fixedly connected to the inner wall of the insert block 20, and the projection 22 is glued to the inner wall of the filter module 1.

As shown in fig. 2 and 6, in addition to the above-described embodiments, the sealing assembly further includes a first sealing block 17 and a second sealing block 18, the first sealing block 17 is adhered to the outer wall of the filter element 16, and the second sealing block 18 is adhered to the inner wall of the filter module 1, and the sealing assembly is provided, thereby further improving the sealing effect inside the filter module 1 and preventing water leakage.

Specifically, this oil field oil well filter for water injection during operation/use: water is injected into the filter module 1 through the water inlet 2, so that water flow plays a role of preliminary filtration through the filter screen 4, the motor 5 is started, the motor 5 drives the reciprocating screw rod 6 to rotate, the movable plate 7 moves on the outer wall of the reciprocating screw rod 6 through the rotation of the reciprocating screw rod 6, the movable plate 7 moves to drive the scraper 8 and the hairbrush 9 to synchronously move, under the action of the scraper 8, the scraper 8 can scrape impurities on the surface of the filter screen 4, the filter screen 4 is prevented from being blocked, under the action of the hairbrush 9, the outer wall of the reciprocating screw rod 6 can be cleaned, the movable plate 7 is prevented from being influenced by excessive dirt on the outer wall of the reciprocating screw rod 6 from moving, the movable plate 7 drives the top plate 10 to push the sealing gasket 13, the cover plate 11 rotates, the torsion spring 12 is extruded to generate elastic deformation, and the torsion spring 12 is arranged, so that the cover plate 11 can be quickly reset, and then make iron plate 14 and magnet 15 separation no longer laminate, through being provided with iron plate 14 and magnet 15, make the two mutually support down, can improve apron 11 to the inside sealed effect of filter module 1, until the rubbish on filter screen 4 surface can break away from filter module 1 inside, through being provided with and prevent blockking up the unit, make under the effect of scraper blade 8, can strike off filter screen 4 remaining dirt on the surface fast, and then improve filter screen 4's result of use.

Through being provided with filter core 16, make and to play secondary filter's effect to subsequent water, and then improve the quality of water injection, get inserted block 20 through drawing, make inserted block 20 drive spring 21 extrusion dead lever 19, make spring 21 produce elastic deformation, make lug 22 break away from inside inserted block 20, until inside inserted block 20 wholly gets into filter core 16, draw filter core 16 after that, make first sealed piece 17 and the sealed piece 18 of second no longer laminate, alright change filter core 16, through being provided with seal assembly, can further improve the inside sealed effect of filter module 1, avoid rivers to reveal, through being provided with fixed unit, make the quality of water injection can obtain multiple filtration, thereby improve the quality of water injection quality of water.

The above embodiments are only used for illustrating the utility model and not for limiting the technical solutions described in the utility model, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement of the present invention is made; all such modifications and variations are intended to be included herein within the scope of this disclosure and the appended claims.

Claims

1. The utility model provides an oil field oil well is filter for water injection, includes filter module (1), water inlet (2), delivery port (3) and filter screen (4), water inlet (2) have been seted up to filter module (1) inside, delivery port (3) have been seted up to filter module (1) inside, filter module (1) inner wall rigid coupling has filter screen (4), its characterized in that, filter module (1) inside is provided with prevents stifled unit, filter module (1) inside is provided with fixed unit.

2. The oil field and oil well water injection filter according to claim 1, wherein an anti-blocking unit is arranged inside the filter module (1), the anti-blocking unit comprises a motor (5), a reciprocating screw rod (6), a scraping component, a top plate (10), a turning plate component and a magnetic suction component, the motor (5) is fixedly connected to the outer wall of the filter module (1), the reciprocating screw rod (6) is rotatably connected to the inner wall of the filter module (1), the scraping component is attached to the outer wall of the filter screen (4), the top plate (10) is fixedly connected to the outer wall of the scraping component, the turning plate component is connected to the inner wall of the filter module (1) through a rotating shaft, and the magnetic suction component is fixedly connected to the outer wall of the filter screen (4).

3. The oilfield oil well water injection filter according to claim 2, wherein the scraping assembly comprises a movable plate (7), a scraper (8) and a brush (9), the movable plate (7) is connected to the outer wall of the reciprocating screw rod (6) through threads, the scraper (8) is fixedly connected to the outer wall of the movable plate (7), and the brush (9) is fixedly connected to the outer wall of the movable plate (7).

4. The oilfield oil well water injection filter according to claim 3, wherein the flap assembly comprises a cover plate (11), a torsion spring (12) and a sealing gasket (13), the cover plate (11) is connected to the inner wall of the filter module (1) through a rotating shaft, the torsion spring (12) is fixedly connected to the inner wall of the cover plate (11), and the sealing gasket (13) is glued to the inner wall of the cover plate (11).

5. The oilfield oil well water injection filter according to claim 4, wherein the magnetic attraction component comprises an iron block (14) and a magnet (15), the iron block (14) is fixedly connected to the outer wall of the torsion spring (12), and the magnet (15) is fixedly connected to the outer wall of the filter screen (4).

6. The oilfield oil well water injection filter according to claim 1, wherein the fixing unit comprises a filter element (16), a sealing assembly, a fixing rod (19), an insert block (20), a spring (21) and a bump (22), the filter element (16) is arranged inside the filter module (1), the sealing assembly is glued on the outer wall of the filter element (16), the fixing rod (19) is fixedly connected inside the filter element (16), the insert block (20) is inserted inside the filter module (1), the spring (21) is fixedly connected on the inner wall of the insert block (20), and the bump (22) is glued on the inner wall of the filter module (1).

7. The oilfield well waterflooding filter of claim 6, wherein the seal assembly comprises a first seal block (17) and a second seal block (18), the first seal block (17) being glued to the outer wall of the filter element (16) and the second seal block (18) being glued to the inner wall of the filter module (1).