CN211370362U

CN211370362U - Sieve tube with self-cleaning structure

Info

Publication number: CN211370362U
Application number: CN201921739856.5U
Authority: CN
Inventors: 王文波; 丁启兴
Original assignee: Daqing Haixing Petroleum Technology Development Co ltd
Current assignee: Daqing Haixing Petroleum Technology Development Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-08-28
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a sieve tube with self-cleaning structure, including the sieve tube main part, sieve tube main part upper end surface mounting has the link ring, sieve tube main part bottom surface mounting has the link ring down, be provided with the filter screen between link ring and the link ring down, and the filter screen is located the sieve tube main part periphery, the filter screen includes horizontal wire winding and vertical wire winding, and horizontal wire winding and vertical wire winding set up perpendicularly, the surface of link ring upper end runs through and has seted up the water filling port, the filter screen lateral surface is provided with a plurality of groups of clean pipelines, the inside annular of link ring has seted up the rivers passageway, evenly set up a plurality of groups of water inlets on the rivers passageway; the utility model discloses a water filling port flows in the cleaning water to the clean pipeline through rivers passageway, deuterogamies the grit and washs on the filter screen of water jet blowout cleaning water to realize the effect of automatically cleaning, can be fine carry out all-round washing to the filter screen, can the holistic intensity of greatly increased screen pipe.

Description

Sieve tube with self-cleaning structure

Technical Field

The utility model belongs to the screen pipe field specifically is a screen pipe with automatically cleaning structure

Background

The oil sand sieve tube is a tool used for oil drilling and production and preventing sand from entering an oil pipe, and the oil pipe mainly comprises the following types: not thickening oil pipe, outer thickening oil pipe and whole joint oil pipe, present oil sand screen pipe exists following not enough when using, can not adjust the length of screen pipe according to actual conditions, believes that will further perfect in the future to different demands when satisfying the practicality.

The existing sieve tube has certain defects when in use, the sieve tube arranged on the periphery of the sieve tube is not convenient to clean, self-cleaning can not be effectively realized, the cleaning effect is not obvious, meanwhile, the integral strength of the sieve tube is not high, the service life is short, the cost is increased, and a solution is provided for solving the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieve pipe with automatically cleaning structure mainly solves following problem:

1) through being provided with the clean pipeline of a plurality of groups on the filter screen lateral wall, staff's accessible water filling port flows in the clean pipeline through rivers passageway with clean water, deuterogamies the water jet blowout clean water and washs grit on the filter screen to realize the effect of automatically cleaning, simultaneously can be fine carry out all-round washing to the filter screen, solved current screen pipe and do not possess self-cleaning function and clean unobvious technical problem of effect.

2) Through the annular be provided with the reinforced cable one and the reinforced cable two on screen pipe main part lateral wall, the holistic intensity of screen pipe that can greatly increased has solved the not high technical problem of current screen pipe bulk strength.

The purpose of the utility model can be realized by the following technical scheme:

the sieve tube with the self-cleaning structure comprises a sieve tube main body, wherein an upper adapter ring is arranged on the surface of the upper end of the sieve tube main body, the surface of the bottom end of the sieve tube main body is provided with a lower connecting ring, a filter screen is arranged between the upper connecting ring and the lower connecting ring, the filter screen is positioned at the periphery of the sieve tube main body and comprises a transverse winding wire and a longitudinal winding wire which are vertically arranged, the upper end surface of the upper connecting ring is provided with a water filling port in a penetrating way, the outer side surface of the filter screen is provided with a plurality of groups of cleaning pipelines, a water flow channel is annularly arranged in the upper connecting ring, a plurality of groups of water inlets are uniformly arranged on the water flow channel, four groups of water spray nozzles are vertically arranged on one side surface, close to the filter screen, of the cleaning pipeline, a limiting groove is transversely arranged on the surface of the upper end of the lower connecting ring, and a first reinforcing cable and a second reinforcing cable are annularly arranged on the outer wall of the sieve tube main body.

As a further proposal of the utility model, the first reinforcing cable and the second reinforcing cable are arranged in parallel.

As the utility model discloses further scheme, a plurality of groups the vertical parallel arrangement of clean pipeline is at the filter screen lateral surface, and the clean pipeline of a plurality of groups is located and links up between ring and the lower ring edge that links up.

As a further proposal of the utility model, the water filling port, the water inlet and the water spraying port are communicated with each other through a clean pipeline and a water flow channel.

As a further proposal of the utility model, the upper connecting ring and the lower connecting ring are arranged in parallel, and the upper connecting ring and the lower connecting ring are both in the shape of a ring.

As a further proposal of the utility model, the limiting groove is matched with the bottom end of the cleaning pipeline.

The utility model has the advantages that:

1) the utility model discloses a be provided with a plurality of groups of clean pipelines on the filter screen lateral wall, staff's accessible water filling port flows into clean pipeline through rivers passageway with clean water, deuterogamy water jet blowout clean water wash the grit on the filter screen, thereby realize the effect of automatically cleaning, and a plurality of groups of clean pipelines ring-shaped distribution are on the filter screen lateral wall, make the clean water of water jet blowout can be fine carry out all-round washing to the filter screen, clean effect is more obvious, and clean pipeline is identical with spacing recess, make clean pipeline stability when going out water better;

2) the utility model discloses an annular is provided with on screen pipe main part lateral wall and strengthens cable one and strengthen cable two, can consolidate the screen pipe well, simultaneously can the holistic intensity of greatly increased screen pipe to increase its life.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic view of the internal structure of the upper connecting ring according to the present invention;

fig. 4 is an expanded schematic view of the filter screen of the present invention.

In the figure 1, a filter screen; 2. an upper connecting ring; 3. a lower connecting ring; 4. a water injection port; 5. cleaning the pipeline; 6. a water flow channel; 7. a water inlet; 8. a water jet; 9. a limiting groove; 10. a first reinforcing cable; 11. a second reinforcing cable; 12. transversely winding the filaments; 13. longitudinally winding the filaments; 14. the screen pipe body.

Detailed Description

As shown in fig. 1-4, a sieve tube with a self-cleaning structure comprises a sieve tube main body 14, an upper connecting ring 2 is installed on the upper end surface of the sieve tube main body 14, a lower connecting ring 3 is installed on the bottom end surface of the sieve tube main body 14, a filter screen 1 is arranged between the upper connecting ring 2 and the lower connecting ring 3, the filter screen 1 is located on the periphery of the sieve tube main body 14, the filter screen 1 comprises a transverse winding wire 12 and a longitudinal winding wire 13, the transverse winding wire 12 is perpendicular to the longitudinal winding wire 13, a water injection port 4 is arranged on the upper end surface of the upper connecting ring 2 in a penetrating manner, a plurality of groups of cleaning pipelines 5 are arranged on the outer side surface of the filter screen 1, a water flow channel 6 is annularly arranged inside the upper connecting ring 2, a plurality of groups of water inlets 7 are uniformly arranged on the water flow channel 6, four groups of water injection ports 8 are vertically arranged on the cleaning pipelines 5 close to one side surface of the filter screen 1, a limit groove, the outer wall of the screen pipe main body 14 is annularly provided with a first reinforcing cable 10 and a second reinforcing cable 11.

The first reinforcing cables 10 and the second reinforcing cables 11 are arranged in parallel, so that the sieve tube can be well reinforced, and meanwhile, the overall strength of the sieve tube can be greatly increased, and the service life of the sieve tube is prolonged.

A plurality of groups clean 5 vertical parallel arrangement of pipeline are in filter screen 1 lateral surface, and a plurality of groups clean pipeline 5 are located between link up

ring

2 and 3 edges of lower link up ring.

Water filling port 4, water inlet 7 and water jet 8 all communicate each other through clean pipeline 5 and rivers passageway 6, staff's accessible water filling port 4 will clean water and flow into to clean pipeline 5 through

rivers passageway

6, 8 blowout cleaning water of water jet of deuterogamying washs the grit on filter screen 1, thereby realize the effect of automatically cleaning, and 5 annular distributions of clean pipeline of a plurality of groups are on 1 lateral wall of filter screen, make 8 spun cleaning water of water jet can be fine carry out all-round washing to filter screen 1, clean effect is more obvious.

The upper connecting ring 2 and the lower connecting ring 3 are arranged in parallel, and the upper connecting ring 2 and the lower connecting ring 3 are both circular.

Spacing recess 9 is identical with clean pipeline 5 bottom for clean pipeline 5 stability is better when going out water.

A sieve tube with a self-cleaning structure, during operation, firstly, a filter screen 1 is formed by a transverse wire winding 12 and a longitudinal wire winding 13 and is wound outside a sieve tube main body 1, so that a better sand and stone filtering effect is achieved, secondly, an upper connecting ring 2 and a lower connecting ring 3 are respectively installed at the upper end and the lower end of the sieve tube main body 1, and a plurality of groups of cleaning slideways 5 are annularly arranged between the upper connecting ring 2 and the lower connecting ring 3, a worker can flow cleaning water into a cleaning pipeline 5 through a water flow channel 6 through a water filling port 4 and then clean sand and stones on the filter screen 1 by matching with cleaning water sprayed from a water spraying port 8, so that the self-cleaning effect is achieved, the groups of cleaning pipelines 5 are annularly distributed on the outer side wall of the filter screen 1, so that the cleaning water sprayed from the water spraying port 8 can well comprehensively clean the filter screen 1, the cleaning effect is obvious, and the cleaning pipelines 5 are matched with a limiting groove 9, the stability of the cleaning pipeline 5 is better when water is discharged, finally, the sieve tube can be well reinforced by arranging the first reinforcing cable 10 and the second reinforcing cable 11 on the outer side wall of the sieve tube main body 14 in an annular mode, and meanwhile, the overall strength of the sieve tube can be greatly increased, and the service life of the sieve tube is prolonged.

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. The sieve tube with the self-cleaning structure is characterized by comprising a sieve tube main body (14), wherein an upper connecting ring (2) is installed on the surface of the upper end of the sieve tube main body (14), a lower connecting ring (3) is installed on the surface of the bottom end of the sieve tube main body (14), a filter screen (1) is arranged between the upper connecting ring (2) and the lower connecting ring (3), the filter screen (1) is located on the periphery of the sieve tube main body (14), the filter screen (1) comprises a transverse wire winding (12) and a longitudinal wire winding (13), the transverse wire winding (12) and the longitudinal wire winding (13) are vertically arranged, a water injection port (4) is formed in the surface of the upper end of the upper connecting ring (2) in a penetrating mode, a plurality of groups of cleaning pipelines (5) are arranged on the outer side face of the filter screen (1), a water flow channel (6) is annularly formed in the upper connecting ring (2), and a plurality of groups of water inlets (7) are uniformly formed, four groups of water spray nozzles (8) are vertically formed in one side face, close to the filter screen (1), of the cleaning pipeline (5), a limiting groove (9) is transversely formed in the surface of the upper end of the lower connecting ring (3), and a first reinforcing cable (10) and a second reinforcing cable (11) are annularly arranged on the outer wall of the screen pipe main body (14).

2. The screen pipe with the self-cleaning structure as claimed in claim 1, wherein the first reinforcing cables (10) and the second reinforcing cables (11) are arranged in parallel.

3. The screen pipe with the self-cleaning structure as claimed in claim 1, wherein several groups of the cleaning pipes (5) are vertically arranged in parallel on the outer side of the screen (1), and several groups of the cleaning pipes (5) are arranged between the edges of the upper adapter ring (2) and the lower adapter ring (3).

4. The screen pipe with the self-cleaning structure as claimed in claim 1, wherein the water injection port (4), the water injection port (7) and the water injection port (8) are communicated with each other through the cleaning pipe (5) and the water flow passage (6).

5. The screen pipe with the self-cleaning structure as claimed in claim 1, wherein the upper adapter ring (2) and the lower adapter ring (3) are arranged in parallel, and the upper adapter ring (2) and the lower adapter ring (3) are both circular.

6. The screen pipe with the self-cleaning structure as claimed in claim 1, wherein the retaining groove (9) is coincident with the bottom end of the cleaning pipe (5).