CN218031987U

CN218031987U - Butt-joint centralizer for petroleum pipeline

Info

Publication number: CN218031987U
Application number: CN202221991338.4U
Authority: CN
Inventors: 梁文静
Original assignee: Zhongwei Hainan Comprehensive Energy Design And Research Institute Co ltd
Current assignee: Zhongwei Hainan Comprehensive Energy Design And Research Institute Co ltd
Priority date: 2022-07-31
Filing date: 2022-07-31
Publication date: 2022-12-13
Anticipated expiration: 2032-07-31

Abstract

The utility model discloses a petroleum pipeline dock centralizer, it includes the centralizer body, the equal sliding connection in both ends of centralizer body has the petroleum pipeline body, the ring channel with petroleum pipeline body looks adaptation is all seted up at the both ends of centralizer body, the surface cover of petroleum pipeline body is equipped with the fixed cover of annular of setting in the ring channel inner chamber. The utility model discloses a setting of ring channel for the both ends of centralizer body can let the petroleum pipeline body insert, then make the butt joint of accomplishing centralizer body and petroleum pipeline body, can reach the purpose of accomplishing pipeline butt joint and righting fast, it is more loaded down with trivial details to solve current petroleum pipeline connected mode, and the alignment between internal diameter and the external diameter is also very troublesome between pipeline and the pipeline, and pipeline butt joint department also easily takes place deformation or buckles, the centralizer is established to the petroleum pipeline still always with the cover, will dock the problem that the centralizer ten minutes was taken time to the cover again and establish.

Description

Butt-joint centralizer for petroleum pipeline

Technical Field

The utility model belongs to the technical field of the pipeline butt joint, especially, relate to petroleum pipeline dock centralizer.

Background

At present, the main modes of pipe connection are threaded connection and flange connection, wherein the threaded connection is further divided into cylindrical threaded connection and conical threaded connection, which are the common modes of pipe connection.

The existing petroleum pipeline connecting mode is complex, the alignment between the inner diameter and the outer diameter between the pipeline and the pipeline is troublesome, the butt joint of the pipeline is easy to deform or bend, the petroleum pipeline is generally sleeved with a centralizer, and the centralizer is sleeved again to be butted and time-consuming, so that the centralizer is directly butted between the two pipelines, the pipeline butt joint and the centralization are completed at one time, and the pipeline butt joint is effectively prevented from being bent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a petroleum pipeline dock centralizer to it is more loaded down with trivial details to solve current petroleum pipeline connected mode, and the alignment between internal diameter and the external diameter is also very troublesome between pipeline and the pipeline, and pipeline butt joint department also easily takes place deformation or buckles, and petroleum pipeline still needs the cover to establish the centralizer usually, will dock again and will overlap the problem of establishing the centralizer ten minutes time-consuming.

The utility model provides an above-mentioned technical problem's technical scheme as follows: petroleum pipeline dock centralizer, it includes the centralizer body, the equal sliding connection in both ends of centralizer body has the petroleum pipeline body, the ring channel with petroleum pipeline body looks adaptation is all seted up at the both ends of centralizer body, the surface cover of petroleum pipeline body is equipped with the fixed cover of annular of setting in the ring channel inner chamber, the equal fixedly connected with fixed block in upper and lower both sides of the fixed cover of annular, the guide way with fixed block looks adaptation is all seted up to the top and the bottom of cavity.

Preferably, the surface of the petroleum pipeline body is sleeved with a sealing strip, and the surface of the sealing strip is tightly attached to the inner cavity of the annular groove.

Preferably, convex grooves are formed in the top and the bottom of the centralizer body, a limiting component is arranged in an inner cavity of each convex groove and comprises an oblique head block sliding in the inner cavity of each convex groove, the oblique head block penetrates through the inside of the fixed block, and a clamping groove matched with the oblique head block is formed in the fixed block.

Preferably, the both sides of oblique head piece all fixedly connected with stopper, the spacing groove with stopper looks adaptation is all seted up to the both sides of convex groove cavity.

Preferably, the spring is welded in the inner cavity of the convex groove, and the other end of the spring is welded with the limiting block.

Preferably, a spring clamping block is arranged on one side of the inner cavity of the clamping groove, and an arc-shaped groove matched with the spring clamping block is formed in one side of the inclined head block.

1. The utility model has the advantages that: the utility model discloses a setting of ring channel for the both ends of centralizer body can let the petroleum pipeline body insert, then make the butt joint of accomplishing centralizer body and petroleum pipeline body, can reach the purpose of accomplishing pipeline butt joint and righting fast, it is more loaded down with trivial details to solve current petroleum pipeline connected mode, and the alignment between internal diameter and the external diameter is also very troublesome between pipeline and the pipeline, and pipeline butt joint department also easily takes place deformation or buckles, the centralizer is established to the petroleum pipeline still always with the cover, will dock the problem that the centralizer ten minutes was taken time to the cover again and establish.

2. The utility model discloses a setting of spring for behind the top of the top extrusion oblique head piece of petroleum pipeline body, under the effect of spring resilience power, make oblique head piece and draw-in groove block by oneself, make then the petroleum pipeline body can be spacing.

3. The utility model discloses a cooperation of spring fixture block and arc wall is used, has played the reinforced (rfd) effect to petroleum pipeline body block in the inner chamber of centralizer body, has improved the stability of centralizer body and petroleum pipeline body block.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

fig. 1 is a schematic front sectional view of an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a in fig. 1 according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view of B in fig. 1 according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of the embodiment of the utility model, including a slant head block, a limiting block and a spring.

In the drawings, the reference numbers indicate the following list of parts:

1. the centralizer body, 2, petroleum pipeline body, 3, ring channel, 4, sealing strip, 5, the fixed cover of ring channel, 6, fixed block, 7, guide way, 8, the convex slot, 9, spacing subassembly, 91, oblique head piece, 92, draw-in groove, 93, stopper, 94, spacing groove, 95, spring, 10, spring fixture block, 11, arc wall.

Detailed Description

Hereinafter, embodiments of the petroleum pipeline butt-type centralizer of the present invention will be described with reference to the accompanying drawings.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Fig. 1-4 show a butt-joint centralizer for a petroleum pipeline according to an embodiment of the present invention, which includes a centralizer body 1: the two ends of the centralizer body 1 are both connected with an oil pipeline body 2 in a sliding way, the two ends of the centralizer body 1 are both provided with annular grooves 3 matched with the oil pipeline body 2, the surface of the oil pipeline body 2 is sleeved with a sealing strip 4, the surface of the sealing strip 4 is tightly attached to the inner cavity of the annular groove 3, the surface of the petroleum pipeline body 2 is sleeved with an annular fixing sleeve 5 arranged in the inner cavity of the annular groove 3, the upper side and the lower side of the annular fixing sleeve 5 are fixedly connected with fixing blocks 6, the top and the bottom of the cavity 3 are both provided with guide grooves 7 matched with the fixing block 6, the top and the bottom of the centralizer body 1 are both provided with convex grooves 8, the inner cavity of the convex groove 8 is provided with a limiting component 9, the limiting component 9 comprises an oblique head block 91 sliding in the inner cavity of the convex groove 8, the oblique head block 91 penetrates into the fixing block 6, the fixing block 6 is provided with a clamping groove 92 matched with the oblique head block 91, both sides of the oblique head block 91 are both fixedly connected with limiting blocks 93, both sides of the cavity of the convex groove 8 are both provided with limiting grooves 94 matched with the limiting blocks 93, the inner cavity of the convex groove 8 is welded with a spring 95, and the other end of the spring 95 is welded with the limiting blocks 93, by the arrangement of the spring 95, after the top of the petroleum pipeline body 2 presses the top of the inclined head block 91, under the action of the resilience force of the spring 95, the inclined head block 91 and the clamping groove 92 are automatically clamped, so that the petroleum pipeline body 2 is limited, the spring clamping block 10 is arranged on one side of the inner cavity of the clamping groove 92, the arc-shaped groove 11 matched with the spring clamping block 10 is formed on one side of the inclined head block 91, and the spring clamping block 10 and the arc-shaped groove 11 are matched for use, the inner cavity of the petroleum pipeline body 2 clamped in the centralizer body 1 is reinforced, and the stability of the centralizer body 1 and the petroleum pipeline body 2 is improved.

The working principle is as follows: the utility model discloses during the use, the user is through aiming at fixed block 6 and guide way 7, directly inject petroleum pipeline body 2 from centralizer body 1's one end afterwards, the extrusion that receives fixed block 6 of one side that the oblique head piece 91 is close to petroleum pipeline body 2 this moment, make oblique head piece 91 slide to centralizer body 1's the outside in the inner chamber of convex groove 8, simultaneously extension spring 95, continue to impel petroleum pipeline body 2 to centralizer body 1's inner chamber, under the effect of spring 95 resilience power afterwards, make oblique head piece 91 and draw-in groove 92 block by oneself, then make

spring fixture block

10 and 11 blocks by oneself of arc wall, petroleum pipeline body 2 can be spacing at centralizer body 1's inner chamber this moment, can reach the mesh of accomplishing pipeline butt joint and righting fast.

In summary, the following steps: this petroleum pipeline dock centralizer, setting through ring channel 3, make the both ends of centralizer body 1 to let petroleum pipeline body 2 insert, then make the butt joint of accomplishing centralizer body 1 and petroleum pipeline body 2, can reach the purpose of accomplishing pipeline butt joint and centralizing fast, it is more loaded down with trivial details to solve current petroleum pipeline connected mode, and the alignment between internal diameter and the external diameter is also very troublesome between pipeline and the pipeline, and pipeline butt joint department also easily takes place deformation or buckles, petroleum pipeline still usually will overlap and establish the centralizer, will dock again and establish the centralizer ten minutes problem of time of problem of centering guide.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention to achieve the aim of the invention.

Claims

1. Petroleum pipeline dock centralizer, its characterized in that includes centralizer body (1): the oil pipe centralizer is characterized in that the two ends of the centralizer body (1) are connected with a petroleum pipeline body (2) in an equal sliding mode, the two ends of the centralizer body (1) are provided with ring grooves (3) matched with the petroleum pipeline body (2), the surface of the petroleum pipeline body (2) is sleeved with ring fixing sleeves (5) arranged in inner cavities of the ring grooves (3), fixing blocks (6) are fixedly connected to the upper side and the lower side of the ring fixing sleeves (5), and guide grooves (7) matched with the fixing blocks (6) are formed in the top and the bottom of a cavity of the ring groove (3).

2. The butt-joint centralizer for petroleum pipelines according to claim 1, wherein the surface of the petroleum pipeline body (2) is sleeved with a sealing strip (4), and the surface of the sealing strip (4) is tightly attached to the inner cavity of the annular groove (3).

3. The butt-joint type centralizer for petroleum pipelines of claim 2, wherein the centralizer body (1) is provided with a convex groove (8) at the top and the bottom, a limiting component (9) is arranged in the inner cavity of the convex groove (8), the limiting component (9) comprises a beveled head block (91) sliding in the inner cavity of the convex groove (8), the beveled head block (91) penetrates into the fixed block (6), and the fixed block (6) is provided with a clamping groove (92) matched with the beveled head block (91).

4. The butt-joint type centralizer for petroleum pipelines of claim 3, wherein both sides of the inclined head block (91) are fixedly connected with limit blocks (93), and both sides of the cavity of the convex groove (8) are provided with limit grooves (94) matched with the limit blocks (93).

5. A petroleum pipeline butt-type centralizer as claimed in claim 4, wherein the inner cavity of the convex groove (8) is welded with a spring (95), and the other end of the spring (95) is welded with the limiting block (93).

6. A petroleum pipeline butt-joint type centralizer as claimed in claim 5, wherein a spring clamping block (10) is arranged on one side of the inner cavity of the clamping groove (92), and an arc-shaped groove (11) matched with the spring clamping block (10) is formed on one side of the inclined head block (91).