CN216867788U

CN216867788U - Engineering anti-corrosion pipeline for oil field ground

Info

Publication number: CN216867788U
Application number: CN202220093289.6U
Authority: CN
Inventors: 杜垒
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-07-01
Anticipated expiration: 2032-01-14

Abstract

The utility model discloses an engineering anti-corrosion pipeline for oil field ground, which comprises a pipe body, wherein three limiting blocks are arranged on the circumferential inner wall of the pipe body, the outer walls of the three limiting blocks are respectively provided with the same connecting block through three limiting grooves, each connecting block is composed of a rubber layer and an air bag, the outer walls of the three limiting grooves are all arranged on the inner wall of the same connecting block, the circumferential outer wall of each connecting block is provided with an air inlet, and the circumferential outer wall of each air inlet is provided with a valve; the inner wall of connecting block is provided with reinforced connection structure, reinforced connection structure includes two lugs, eight fixed pins and eight second locating holes, eight third locating holes, two one side outer wall of lug sets up respectively in the both sides outer wall of connecting block, eight the one end of second locating hole all sets up in the circumference outer wall of connecting block. The connecting block is used as the joint of the pipe body, so that oil leakage at the joint caused by the extension of the service time is effectively prevented.

Description

Engineering anti-corrosion pipeline for oil field ground

Technical Field

The utility model relates to the technical field of oilfield engineering, in particular to an engineering anti-corrosion pipeline for oilfield ground.

Background

In the use process of oil field pipelines, particularly, scaling and other phenomena at pipe columns in the middle and later stages are gradually serious, the pipe columns are reduced in diameter after wax precipitation and scaling, the flow cross section area is reduced, pressure loss, discharge capacity reduction and pipeline blockage are caused, and in the use process of ground pipelines of oil fields, corrosion prevention measures need to be carried out on the pipelines in order to avoid corrosion of the pipelines in the use process. In the prior art, the descaling methods used include mechanical descaling, hot washing, electric heating and chemical descaling methods, and the existing pipeline corrosion prevention only has limited corrosion prevention effect by spraying an anticorrosive coating on the surface of the pipeline.

Through retrieval, the chinese patent application No. CN201810950675.0 discloses an anti-scaling and anti-corrosion device for oilfield ground pipelines, which includes a screen, a first channel, and a second channel, wherein the screen is located in the middle of the second channel, the first channel and the second channel are rotatably intersected at the outer side of the second channel, the second channel is composed of a rotating baffle, the screen is made of (Ti50Ni40Cu10)98Nb2 memory alloy, and the rotating baffle is made of Ti47Ni44Nb9 alloy. The anti-scaling and anti-corrosion device for the oil field ground pipeline in the patent has the following defects: after the pipeline welding joint is used for a long time, the pipeline welding joint is affected by environmental factors and is easy to corrode, so that petroleum permeates out.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an engineering anti-corrosion pipeline for an oil field ground.

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

an engineering anti-corrosion pipeline for oil field ground comprises a pipe body, wherein three limiting blocks are arranged on the circumferential inner wall of the pipe body, the outer walls of the three limiting blocks are respectively provided with the same connecting block through three limiting grooves, each connecting block is composed of a rubber layer and an air bag, the outer walls of the three limiting grooves are all arranged on the inner wall of the same connecting block, the circumferential outer wall of each connecting block is provided with an air inlet, and the circumferential outer wall of each air inlet is provided with a valve; the inner wall of the connecting block is provided with a reinforced connecting structure.

As a still further scheme of the utility model: the reinforcing and connecting structure comprises two convex blocks, eight fixing pins, eight second positioning holes and eight third positioning holes, wherein one outer wall of each convex block is arranged on the outer wall of the two sides of each connecting block respectively, eight one ends of the second positioning holes are arranged on the outer wall of the circumference of each connecting block respectively, eight third positioning holes are divided into halves, and one ends of the two sets of third positioning holes are arranged on the outer wall of the circumference of the two convex blocks respectively.

As a still further scheme of the utility model: the circumference outer wall of body is provided with four first locating holes, and the aperture of first locating hole, second locating hole and third locating hole is the same, the one end of body is provided with the recess.

As a still further scheme of the utility model: the circumference outer wall of connecting block is provided with the filter, and the both sides outer wall of filter all is provided with rotatory fan, and the one end outer wall of two rotatory fans all is provided with the brush.

As a still further scheme of the utility model: the outer wall of body is provided with the protection skin, and the inner wall of body is provided with the protection inlayer.

As a still further scheme of the utility model: and the outer circumferential wall of the pipe body is provided with a warning indicator.

As a still further scheme of the utility model: the circumference outer wall of body is provided with protective housing, and protective housing's bottom inner wall is provided with the flowmeter.

Compared with the prior art, the utility model provides an engineering anti-corrosion pipeline for the oil field ground, which has the following beneficial effects:

1. this oil field ground is with anticorrosive pipeline of engineering can establish connection port for two bodys through a connecting block, then through supplementary gas in the air inlet to the connecting block for the connecting block is bloated abundant, closely laminates with the body, regards as the joint of body through the connecting block, effectively prevents along with live time's extension, leads to joint department oil leakage to spill.

2. This oil field is anticorrosive pipeline of engineering for ground, go into the body with the rotatory card of connecting block for three stopper card is gone into three spacing inslot in proper order and is accomplished fixedly, and the connecting block passes through the lug card and goes into the recess on the body in back, passes the second locating hole, first locating hole in proper order with the fixed pin and inserts the third locating hole, further strengthens the steadiness that connecting block and body are connected, and the throw during avoiding the use leads to the oil leak, dismantles the equal convenient quick of installation.

3. This oil field ground is with engineering anticorrosion pipeline, fluid flows to the other end from the one end of body, during the liquid through connection piece, along with its flow causes the punching press, drive rotatory fan rotation when contacting with rotatory fan, and then accelerate liquid and pass speed, and drive the brush and clear up the surface of filter when rotatory fan is rotatory, effectively avoid the jam of filter, guarantee liquid and pass speed, massive impurity is by the direct filtering of filter when liquid passes, effectively reduce the interior dirt of inflow pipe and the corrosive substance generation, improve the holistic life of pipeline.

Drawings

FIG. 1 is a schematic view of the overall structure of a corrosion-resistant pipeline for an oil field surface according to the present invention;

FIG. 2 is a schematic structural diagram of a cross-sectional side view of an engineered corrosion protection pipe for an oilfield surface according to the present invention;

FIG. 3 is another schematic side view of an engineered corrosion resistant pipe for an oilfield surface according to the present invention;

FIG. 4 is an exploded view of a pipe body and a connecting block of an engineering anti-corrosion pipeline for an oilfield ground according to the present invention;

FIG. 5 is a schematic view of a rotating fan of the anti-corrosive pipeline for oil field ground according to the present invention;

fig. 6 is a schematic circuit flow diagram of an engineering anti-corrosion pipeline for an oilfield ground according to the present invention.

In the figure: the device comprises a pipe body 1, a protective shell 2, a warning indicator 3, a fixing pin 4, an air inlet 5, a connecting block 6, a limiting block 7, a protective outer layer 8, a protective inner layer 9, a flowmeter 10, a limiting groove 11, a bump 12, a rotating fan 13, a groove 14, a first positioning hole 15, a second positioning hole 16, a third positioning hole 17, a filter plate 18 and a brush 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In order to establish a connection port for two pipe bodies 1, the engineering anti-corrosion pipeline for the oil field ground comprises the pipe bodies 1, three limiting blocks 7 are welded on the circumferential inner walls of the pipe bodies 1, the outer walls of the three limiting blocks 7 are respectively clamped with a same connecting block 6 through three limiting grooves 11, each connecting block 6 is composed of a rubber layer and an air bag, the outer walls of the three limiting grooves 11 are all arranged on the inner walls of the same connecting block 6, an air inlet 5 is welded on the circumferential outer wall of each connecting block 6, and a valve is fixed on the circumferential outer wall of each air inlet 5 through bolts; the inner wall of connecting block 6 is provided with the fastening connection structure, during the installation, go into body 1 with 6 rotatory cards of connecting block for three stopper 7 is gone into three spacing inslot 11 in proper order and is accomplished fixedly, can establish connection port for two bodies 1 through a connecting block 6, then make up gas in connecting block 6 through air inlet 5, make connecting block 6 drum gas sufficient, closely laminate with body 1, through the joint of connecting block 6 conduct body 1, effectively prevent along with the extension of live time, lead to joint department's oil leakage to spill.

In order to further enhance the connection stability of the connecting block 6 and the pipe body 1, as shown in fig. 1, fig. 3 and fig. 4, the fastening connection structure includes two convex blocks 12, eight fixing pins 4, eight second positioning holes 16 and eight third positioning holes 17, one side outer wall of each of the two convex blocks 12 is fixed to the two side outer walls of the connecting block 6 by bolts, one end of each of the eight second positioning holes 16 is opened on the circumferential outer wall of the connecting block 6, the eight third positioning holes 17 are divided into half groups, one end of each of two groups of third positioning holes 17 is opened on the circumferential outer walls of the two convex blocks 12, the circumferential outer wall of the pipe body 1 is opened with four first positioning holes 15, the second positioning holes 16 and the third positioning holes 17 have the same aperture, one end of the pipe body 1 is opened with a groove 14, when being installed, after the connecting block 6 is clamped into the groove 14 on the pipe body 1 by the convex blocks 12, the fixing pin 4 sequentially penetrates through the second positioning hole 16 and the first positioning hole 15 to be inserted into the third positioning hole 17, the stability of the connection of the connecting block 6 and the pipe body 1 is further enhanced, the dropping during use is avoided, and the disassembly and the assembly are convenient and quick.

In order to isolate the bulk impurities in the liquid, as shown in fig. 3-5, the circumferential outer wall of the connecting block 6 is fixed with a filter plate 18 through bolts, the outer walls of the two sides of the filter plate 18 are both rotatably connected with rotating fans 13 through rotating shafts, the outer walls of one ends of the two rotating fans 13 are both fixed with brushes 19 through bolts, when the pipeline is installed and used, the oil liquid flows from one end of the pipe body 1 to the other end, when the liquid penetrates through the connecting block 6, the liquid flows along with the connecting block to cause stamping, and when the liquid contacts with the rotating fan 13, the rotating fan 13 is driven to rotate, and then accelerate liquid and pass the speed, and drive brush 19 when rotatory fan 13 is rotatory and clear up the surface of filter 18, effectively avoid the jam of filter 18, guarantee liquid and pass the speed, bold impurity is by the direct filtering of filter 18 when liquid passes, effectively reduces the dirt and the corrosive substance that flow into in the body 1 and generate, improves the holistic life of pipeline.

In order to protect the inner and outer walls of the pipe body 1 from corrosion, as shown in fig. 1-4 and fig. 6, the outer wall of the pipe body 1 is coated with a protective outer layer 8, the inner wall of the pipe body 1 is coated with a protective inner layer 9, the circumferential outer wall of the pipe body 1 is fixed with an alarm 3 through bolts, the switch control end of the alarm 3 is electrically connected with the control module, the circumferential outer wall of the pipe body 1 is fixed with a protective shell 2 through bolts, the bottom inner wall of the protective shell 2 is fixed with a flow meter 10 through bolts, the signal output end of the flow meter 10 is electrically connected with the control module, when liquid circulates in the pipe body 1, the flow meter 10 detects the flow rate of the liquid close to one end of the connecting block 6 in real time, when the flow rate is lower than a set value, a signal is transmitted to the control module, the electric connection controls the alarm 3 to start, people are warned by early warning, and the filter plate 18 is likely to be blocked due to long-term use, be convenient for suggestion people in time change connecting block 6, the protection inlayer 9 protects the interior outer wall of body 1 with the outer 8 of protection, further avoids body 1 to receive the corruption because of long-term the use.

The working principle is as follows: when the connecting device is installed, the connecting block 6 is rotationally clamped into the tube body 1, the connecting block 6 is clamped into the groove 14 on the tube body 1 through the convex block 12, then the three limit blocks 7 are sequentially clamped into the three limit grooves 11 to complete fixation, the fixing pin 4 sequentially passes through the second locating hole 16 and the first locating hole 15 to be inserted into the third locating hole 17, the stability of the connection of the connecting block 6 and the tube body 1 is further enhanced, then gas is supplemented into the connecting block 6 through the gas inlet 5, the connecting block 6 is inflated to be tightly attached to the tube body 1, when the connecting device is used, oil flows from one end of the tube body 1 to the other end, when the liquid penetrates through the connecting block 6, the oil is punched along with the flowing of the oil, the rotating fan 13 is driven to rotate when the oil is in contact with the rotating fan 13, the liquid penetrating speed is further increased, when the liquid penetrates through, massive impurities are directly filtered by the filter plate 18, and the rotating fan 13 drives the hairbrush 19 to clean the surface of the filter plate 18 when rotating, effectively avoid the jam of filter 18, flowmeter 10 carries out real-time detection to the liquid velocity of flow that is close to 6 one end of connecting block, when the velocity of flow is less than the setting value, transmission signal to control module, 3 starts of its electric connection control attention device, carry out the early warning to people, the velocity of flow is low extremely probably filter 18 blocks up because of long-term use, the outer 8 inside and outside walls to body 1 of protection inlayer 9 and protection are protected, further avoid body 1 to receive the corruption because of long-term use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The engineering anti-corrosion pipeline for the oil field ground comprises a pipe body (1) and is characterized in that three limiting blocks (7) are arranged on the circumferential inner wall of the pipe body (1), the outer walls of the three limiting blocks (7) are respectively provided with the same connecting block (6) through three limiting grooves (11), each connecting block (6) is composed of a rubber layer and an air bag, the outer walls of the three limiting grooves (11) are all arranged on the inner wall of the same connecting block (6), the circumferential outer wall of each connecting block (6) is provided with an air inlet (5), and the circumferential outer wall of each air inlet (5) is provided with a valve; the inner wall of the connecting block (6) is provided with a reinforced connecting structure.

2. The engineering anti-corrosion pipeline for the oil field ground according to claim 1, wherein the reinforced connecting structure comprises two convex blocks (12), eight fixing pins (4), eight second positioning holes (16) and eight third positioning holes (17), one outer wall of each convex block (12) is arranged on the outer wall of each connecting block (6), one end of each second positioning hole (16) is arranged on the outer wall of the circumference of each connecting block (6), the eight third positioning holes (17) are divided into half groups, and one end of each two groups of third positioning holes (17) is arranged on the outer wall of the circumference of each convex block (12).

3. The engineering anti-corrosion pipeline for the oilfield ground is characterized in that four first positioning holes (15) are formed in the circumferential outer wall of the pipe body (1), the first positioning holes (15), the second positioning holes (16) and the third positioning holes (17) are the same in diameter, and a groove (14) is formed in one end of the pipe body (1).

4. The engineering anti-corrosion pipeline for the oil field ground is characterized in that the outer wall of the circumference of the connecting block (6) is provided with a filter plate (18), the outer walls of two sides of the filter plate (18) are respectively provided with a rotating fan (13), and the outer walls of one end of the two rotating fans (13) are respectively provided with a brush (19).

5. The oilfield ground engineering anti-corrosion pipeline according to claim 4, wherein the outer wall of the pipe body (1) is provided with an outer protective layer (8), and the inner wall of the pipe body (1) is provided with an inner protective layer (9).

6. The engineering anti-corrosion pipeline for the oilfield ground is characterized in that the outer circumferential wall of the pipe body (1) is provided with an alarm (3).

7. The engineering anti-corrosion pipeline for the oilfield ground is characterized in that a protective casing (2) is arranged on the outer circumferential wall of the pipe body (1), and a flowmeter (10) is arranged on the inner bottom wall of the protective casing (2).