CN211623352U

CN211623352U - Thermal compensation petroleum pipeline pipe coupling structure

Info

Publication number: CN211623352U
Application number: CN202020252894.4U
Authority: CN
Inventors: 徐丹
Original assignee: Sichuan Ziqiang Technology Co
Current assignee: Sichuan Ziqiang Technology Co
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-10-02
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a thermal compensation petroleum pipeline pipe coupling hoop structure, including petroleum pipeline and petroleum coupling, petroleum pipeline's one end fixedly connected with toper swivel nut, the threaded ring that the inner wall fixedly connected with of petroleum coupling and toper swivel nut mate, petroleum pipeline is last to be equipped with two arc splint, two the equal fixedly connected with fixed block of lateral wall of arc splint, the lateral wall of fixed block is equipped with fixing bolt, fixing bolt runs through two fixed blocks and threaded connection has fixation nut, two the equal fixedly connected with mount pad of lateral wall of arc splint, the lateral wall of mount pad is equipped with locking bolt, a plurality of thread grooves have been seted up to petroleum coupling's lateral wall, locking bolt runs through the mount pad and extends to in the thread groove. The utility model discloses an effect of arc splint to under locking bolt and fixing bolt's restriction, make oil coupling and petroleum pipeline link together more closely, the leakproofness is better simultaneously.

Description

Thermal compensation petroleum pipeline pipe coupling structure

Technical Field

The utility model relates to a petroleum pipeline technical field especially relates to a thermal compensation petroleum pipeline pipe coupling hoop structure.

Background

At present, oil wells with the risk of oil gas channeling upwards to place the surface need to be sealed, surface casing pipes are not installed in part of old wells at the initial stage of oil field development, and are seriously corroded due to long-term overhaul, the oil well casing pipes are the most main component in an oil well structure, the casing pipe structure of domestic and foreign oil wells is a pipe column body with external threads at two ends, one end of the pipe column body is connected with a coupling with threads on the upper part and the lower part inside, and all the casing pipes can be connected with each other.

In the prior art, when a pipeline and a coupling are connected together, the connection is not tight enough, so that the pipeline and the coupling are scattered, oil is leaked, and the disassembly is inconvenient, so that the use is affected, and the burden of workers is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when connecting pipeline and coupling together, connecting not inseparable enough, can lead to pipeline and coupling to be washed away to make the oil leak, also very inconvenient when dismantling moreover, thereby the influence is used, and aggravate the problem of staff's burden, and the petroleum pipeline pipe coupling structure of a thermal compensation who proposes.

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

the utility model provides a thermal compensation petroleum pipeline pipe coupling structure, includes petroleum pipeline and petroleum coupling, the one end fixedly connected with toper swivel nut of petroleum pipeline, the inner wall fixedly connected with of petroleum coupling and the screw ring that toper swivel nut matches, the petroleum pipeline is equipped with two arc splint, two the equal fixedly connected with fixed block of lateral wall of arc splint, the lateral wall of fixed block is equipped with fixing bolt, fixing bolt runs through two fixed blocks and threaded connection has fixation nut, two the equal fixedly connected with mount pad of lateral wall of arc splint, the lateral wall of mount pad is equipped with locking bolt, a plurality of thread grooves have been seted up to the lateral wall of petroleum coupling, locking bolt runs through the mount pad and extends to in the thread groove.

Preferably, two the lateral wall of arc splint all offsets with the lateral wall of oil coupling, the seal groove has been seted up to the lateral wall of arc splint, be equipped with the arc sealed pad in the seal groove, the lateral wall that the arc sealed pad offsets with the lateral wall of oil coupling.

Preferably, the fixing bolt, the fixing nut and the locking bolt are all made of stainless steel.

Preferably, the conical thread insert extends into an oil coupling, and the inner wall of the oil coupling abuts against the side wall of the oil pipeline.

Preferably, the arc splint is made of stainless steel, and the side wall of the arc splint is provided with a plurality of handles.

Preferably, the inner wall and the outer wall of the petroleum coupling and the petroleum pipeline are both subjected to anti-corrosion treatment.

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

1. the conical thread sleeve and the thread ring are in threaded connection, and simultaneously can be connected with the arc-shaped clamping plate through the fixing bolt and the locking bolt, so that the connection between the petroleum pipeline and the petroleum coupling is tighter, and meanwhile, the sealing performance can be improved through the arc-shaped clamping plate, so that petroleum leakage is avoided;

2. can easily take off arc splint through the handle, it is light laborsaving, in addition, can further improve sealed effect through the sealed cooperation of filling up of arc and seal groove, avoid the oil to leak, simple structure, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of a thermal compensation petroleum pipeline coupling structure provided by the present invention;

fig. 2 is a schematic structural diagram at a in fig. 1.

In the figure: 1 petroleum pipeline, 2 petroleum coupling, 3 taper thread bushes, 4 threaded rings, 5 arc-shaped clamping plates, 6 fixing blocks, 7 fixing bolts, 8 fixing nuts, 9 mounting seats, 10 locking bolts, 11 arc-shaped sealing gaskets and 12 handles.

Detailed Description

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

Referring to fig. 1-2, a thermal compensation oil pipeline pipe coupling structure comprises an oil pipeline 1 and an oil coupling 2, the inner wall and the outer wall of the oil coupling 2 and the oil pipeline 1 are both subjected to anti-corrosion treatment, so that the oil coupling 2 and the oil pipeline 1 have long service life, one end of the oil pipeline 1 is fixedly connected with a conical thread insert 3, the conical thread insert 3 extends into the oil coupling 2, the inner wall of the oil coupling 2 is abutted against the side wall of the oil pipeline 1, so that oil in the oil pipeline 1 can more thoroughly enter the oil coupling 2, the possibility of leakage is reduced, the inner wall of the oil coupling 2 is fixedly connected with a thread ring 4 matched with the conical thread insert 3, two arc-shaped clamping plates 5 are arranged on the oil pipeline 1, the arc-shaped clamping plates 5 are made of stainless steel and have long service life, and the side walls of the arc-shaped clamping plates 5 are provided with a plurality of handles 12, the arc-shaped clamping plate 5 can be easily taken down from the petroleum pipeline 1 through the handle 12;

the side walls of the two arc-shaped clamping plates 5 are abutted against the side wall of the oil coupling 2, the side walls of the arc-shaped clamping plates 5 are provided with sealing grooves, arc-shaped sealing gaskets 11 are arranged in the sealing grooves, the side walls of the arc-shaped sealing gaskets 11 are abutted against the side wall of the oil coupling 2, the sealing performance can be greatly improved through the matching between the arc-shaped sealing gaskets 11 and the sealing grooves, oil leakage is avoided, the side walls of the two arc-shaped clamping plates 5 are fixedly connected with fixing blocks 6, the side walls of the fixing blocks 6 are provided with fixing bolts 7, the fixing bolts 7 penetrate through the two fixing blocks 6 and are in threaded connection with fixing nuts 8, the fixing bolts 7, the fixing nuts 8 and the locking bolts 10 are made of stainless steel, the service life is long, the clamping plates are not easy to damage, maintenance burden is reduced, the side walls of the two arc-shaped clamping plates 5 are, the locking bolt 10 extends through the mounting 9 and into the threaded groove.

The utility model discloses a toper swivel nut 3 and threaded ring 4 are in the same

place oil coupling

2 and 1 threaded connection of petroleum pipeline, make

oil coupling

2 and 1 lateral wall of petroleum pipeline offset simultaneously, then support two arc splint 5 and press from both sides on petroleum pipeline 1, utilize locking bolt 10 to be connected to mount pad 9 and oil coupling 2 together, then utilize fixing bolt 7 and fixation nut 8 to be connected to two arc splint 5 together, can make the connection between petroleum pipeline 1 and the oil coupling 2 inseparabler like this, also can improve the leakproofness between petroleum pipeline 1 and the oil coupling 2 simultaneously, avoid the oil to leak, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A thermal compensation oil pipeline pipe coupling structure comprises an oil pipeline (1) and an oil coupling (2), and is characterized in that one end of the oil pipeline (1) is fixedly connected with a conical threaded sleeve (3), the inner wall of the oil coupling (2) is fixedly connected with a threaded ring (4) matched with the conical threaded sleeve (3), two arc-shaped clamping plates (5) are arranged on the oil pipeline (1), the side walls of the two arc-shaped clamping plates (5) are fixedly connected with fixing blocks (6), the side wall of each fixing block (6) is provided with a fixing bolt (7), the fixing bolt (7) penetrates through the two fixing blocks (6) and is in threaded connection with a fixing nut (8), the side walls of the two arc-shaped clamping plates (5) are fixedly connected with mounting seats (9), the side wall of each mounting seat (9) is provided with a locking bolt (10), and the side wall of the oil coupling (2) is provided with a plurality of threaded grooves, the locking bolt (10) penetrates through the mounting seat (9) and extends into the thread groove.

2. The thermal compensation oil pipeline pipe coupling structure as claimed in claim 1, wherein the side walls of the two arc-shaped clamping plates (5) are abutted against the side wall of the oil coupling (2), the side wall of the arc-shaped clamping plate (5) is provided with a sealing groove, an arc-shaped sealing gasket (11) is arranged in the sealing groove, and the side wall of the arc-shaped sealing gasket (11) is abutted against the side wall of the oil coupling (2).

3. The thermally compensated petroleum pipeline pipe coupling structure of claim 1, wherein the fixing bolt (7), the fixing nut (8) and the locking bolt (10) are all made of stainless steel.

4. A thermally compensated oil pipe coupling according to claim 1, wherein the conical thread insert (3) extends into the oil collar (2) and the inner wall of the oil collar (2) abuts against the side wall of the oil pipe (1).

5. A thermally compensated petroleum pipe coupling according to claim 1, wherein the arcuate clamping plates (5) are made of stainless steel and the arcuate clamping plates (5) have a plurality of handles (12) on the side walls thereof.

6. A thermally compensated oil pipe coupling structure according to claim 1, wherein the inner and outer walls of the oil coupling (2) and the oil pipe (1) are treated to prevent corrosion.