CN212201930U - High-strength tantalum-tungsten alloy tube - Google Patents
High-strength tantalum-tungsten alloy tube Download PDFInfo
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- CN212201930U CN212201930U CN202020951115.XU CN202020951115U CN212201930U CN 212201930 U CN212201930 U CN 212201930U CN 202020951115 U CN202020951115 U CN 202020951115U CN 212201930 U CN212201930 U CN 212201930U
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Abstract
The utility model relates to the technical field of alloy pipes, and discloses a high-strength tantalum-tungsten alloy pipe, which comprises a first pipe body and a second pipe body, wherein one side of the first pipe body, which is opposite to the second pipe body, is provided with a sealing mechanism, and a connecting mechanism is arranged between the opposite sides of the first pipe body and the second pipe body; the connecting mechanism comprises a connecting ring and a fixing ring, the connecting ring is located at the joint of the first pipe body and the second pipe body, the fixing ring is fixedly arranged on the pipe wall of the second pipe body, an external thread is arranged on the outer wall of the fixing ring, an internal thread is arranged on the inner wall of the connecting ring, the connecting ring is fixedly connected with the fixing ring through the external thread and the internal thread, and a limiting mechanism is arranged between the inner wall of the connecting ring and the first pipe body. The utility model discloses not only intensity is high, has improved oil pipe's life, is convenient for erection joint moreover.
Description
Technical Field
The utility model relates to an alloy pipe technical field especially relates to a high strength type tantalum-tungsten alloy pipe.
Background
The oil pipe is a pipeline for transporting crude oil and natural gas from an oil-gas layer to the surface of the earth after drilling is completed, is used for bearing pressure generated in the exploitation process, can bear larger pressure in the working process of the oil pipe, and is influenced by high temperature of oil at the bottom of the earth, so the oil pipe needs to have high pressure resistance and high temperature resistance, and meanwhile, the oil pipe can also be influenced by expansion with heat and contraction with cold in winter.
The oil pipe on the existing market generally adopts that stainless steel material is made and is formed, and intensity is not enough, can't derive the oil of the ground end too dark, very big reduction oil pipe's life, the connected mode between oil pipe and the oil pipe is comparatively single moreover, the staff erection joint of being not convenient for.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art oil pipe generally adopted be that stainless steel material makes and forms, and intensity is not enough, can't derive the oil of the ground end too dark, very big reduction oil pipe's life, and the connected mode between oil pipe and the oil pipe is comparatively single moreover, the staff erection joint's of being not convenient for problem, and the high strength type tantalum-tungsten alloy pipe that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-strength tantalum-tungsten alloy tube comprises a first tube body and a second tube body, wherein a sealing mechanism is arranged on one side, opposite to the first tube body and the second tube body, of the first tube body, and a connecting mechanism is arranged between the opposite sides of the first tube body and the second tube body;
the connecting mechanism comprises a connecting ring and a fixing ring, the connecting ring is located at the joint of the first pipe body and the second pipe body, the fixing ring is fixedly arranged on the pipe wall of the second pipe body, an external thread is arranged on the outer wall of the fixing ring, an internal thread is arranged on the inner wall of the connecting ring, the connecting ring is fixedly connected with the fixing ring through the external thread and the internal thread, and a limiting mechanism is arranged between the inner wall of the connecting ring and the first pipe body.
Preferably, the sealing mechanism comprises an annular sealing plate, the annular sealing plate is fixedly arranged at the end part of the first pipe body, and an annular sealing groove matched with the annular sealing plate is formed in the end part of the second pipe body.
Preferably, the outer wall and the inner wall of the annular sealing plate are both fixedly provided with annular sealing rings.
Preferably, the limiting mechanism comprises a first blocking ring, a second blocking ring and a third blocking ring, the first blocking ring and the second blocking ring are fixedly arranged on the inner side wall of the connecting ring, the third blocking ring is fixedly arranged on the pipe wall of the first pipe body, and the third blocking ring is positioned between the first blocking ring and the second blocking ring.
Preferably, the first pipe body and the second pipe body sequentially comprise an oil conveying steel pipe, a tantalum-tungsten alloy protective layer, a heat insulation layer and an outer protective layer from inside to outside.
Preferably, the outer wall of the connecting ring is provided with anti-slip lines.
Compared with the prior art, the utility model provides a high strength type tantalum-tungsten alloy pipe possesses following beneficial effect:
1. this high strength type tantalum tungsten alloy pipe keeps off ring and third through setting up go-between, solid fixed ring, annular seal board, annular seal groove, annular seal circle, first fender ring, second that are between first body and second body and keep off the ring, is convenient for keep off the sealing connection installation between first body and the second body.
2. This high strength type tantalum tungsten alloy pipe through the oil delivery steel pipe that is equipped with, tantalum tungsten alloy protective layer, insulating layer and outer protective layer, can increase oil pipe's intensity, has improved oil pipe's life.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only intensity is high, has improved oil pipe's life, is convenient for erection joint moreover.
Drawings
Fig. 1 is a schematic structural diagram of a high-strength tantalum-tungsten alloy tube according to the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic structural view of the first tube in fig. 1.
In the figure: the device comprises a first pipe body 1, a second pipe body 2, a connecting ring 3, a fixing ring 4, an annular sealing plate 5, an annular sealing groove 6, an annular sealing ring 7, a first blocking ring 8, a second blocking ring 9, a third blocking ring 10, an oil conveying steel pipe 11, a tantalum-tungsten alloy protective layer 12, a heat insulation layer 13 and an outer protective layer 14.
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.
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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a high-strength tantalum-tungsten alloy tube comprises a first tube body 1 and a second tube body 2, wherein a sealing mechanism is arranged on one side of the first tube body 1 opposite to the second tube body 2, and a connecting mechanism is arranged between the opposite sides of the first tube body 1 and the second tube body 2;
coupling mechanism includes go-between 3 and solid fixed ring 4, and go-between 3 is located the junction of first body 1 and second body 2, and solid fixed ring 4 is fixed to be set up on the pipe wall of second body 2, and solid fixed ring 4's outer wall is provided with the external screw thread, and the inner wall of go-between 3 is equipped with the internal thread, is connected through external screw thread and internal thread fastening between go-between 3 and the solid fixed ring 4, is equipped with stop gear between go-between 3's the inner wall and the first body 1.
Sealing mechanism includes annular seal board 5, and annular seal board 5 is fixed to be set up in the tip of first body 1, and the tip of second body 2 is seted up with annular seal board 5 matched with ring seal 6, and annular seal board 5's outer wall and inner wall are all fixed and are equipped with ring seal 7, can guarantee the leakproofness of being connected between first body 1 and the second body 2.
Stop gear includes that first fender ring 8, second keep off ring 9 and third fender ring 10, and first fender ring 8 and second keep off ring 9 and all fix and set up on the inside wall of go-between 3, and third keeps off ring 10 and fixes and set up in the pipe wall of first body 1, and third keeps off ring 10 and is located first fender ring 8 and second and keeps off between the ring 9.
The first pipe body 1 and the second pipe body 2 are sequentially an oil delivery steel pipe 11, a tantalum-tungsten alloy protective layer 12, a heat insulation layer 13 and an outer protective layer 14 from inside to outside, so that the strength of the oil pipe can be increased, and the service life of the oil pipe is prolonged.
The outer wall of go-between 3 is provided with anti-skidding line, can increase the frictional resistance between staff's hand and go-between 3 to be convenient for staff's hand rotates go-between 3.
In the utility model, when in use, the first pipe body 1 and the second pipe body 2 are both composed of the oil delivery steel pipe 11, the tantalum-tungsten alloy protective layer 12, the thermal insulation layer 13 and the outer protective layer 14, so that the strength of the oil pipe can be increased, and the service life of the oil pipe is prolonged; when needs are connected first body 1 and second body 2, the staff rotates go-between 3 on the first body 1 and makes it and solid fixed ring 4 threaded connection offset the setting up until third fender ring 10 and second fender ring 9, thereby accomplished the connection installation with between first body 1 and the second body 2, and the annular seal 5 and the annular seal 6 on first body 1 and the second body 2 cooperate simultaneously, can guarantee the leakproofness of being connected between first body 1 and the second body 2.
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 (6)
1. A high-strength tantalum-tungsten alloy tube comprises a first tube body (1) and a second tube body (2), and is characterized in that a sealing mechanism is arranged on one side, opposite to the first tube body (1) and the second tube body (2), of the first tube body, and a connecting mechanism is arranged between the opposite sides of the first tube body (1) and the second tube body (2);
coupling mechanism includes go-between (3) and solid fixed ring (4), go-between (3) are located the junction of first body (1) and second body (2), gu fixed ring (4) are fixed to be set up on the pipe wall of second body (2), the outer wall of solid fixed ring (4) is provided with the external screw thread, the inner wall of go-between (3) is equipped with the internal thread, be connected through external screw thread and internal thread fastening between go-between (3) and solid fixed ring (4), be equipped with stop gear between the inner wall of go-between (3) and first body (1).
2. The high-strength tantalum-tungsten alloy tube is characterized in that the sealing mechanism comprises an annular sealing plate (5), the annular sealing plate (5) is fixedly arranged at the end of the first tube body (1), and an annular sealing groove (6) matched with the annular sealing plate (5) is formed at the end of the second tube body (2).
3. The high-strength tantalum-tungsten alloy tube is characterized in that an annular sealing ring (7) is fixedly arranged on the outer wall and the inner wall of the annular sealing plate (5).
4. The high-strength tantalum-tungsten alloy tube is characterized in that the limiting mechanism comprises a first retaining ring (8), a second retaining ring (9) and a third retaining ring (10), the first retaining ring (8) and the second retaining ring (9) are fixedly arranged on the inner side wall of the connecting ring (3), the third retaining ring (10) is fixedly arranged on the tube wall of the first tube body (1), and the third retaining ring (10) is located between the first retaining ring (8) and the second retaining ring (9).
5. The high-strength tantalum-tungsten alloy pipe as claimed in claim 1, wherein the first pipe body (1) and the second pipe body (2) are an oil conveying steel pipe (11), a tantalum-tungsten alloy protection layer (12), a thermal insulation layer (13) and an outer protection layer (14) in sequence from inside to outside.
6. The high-strength tantalum-tungsten alloy tube as claimed in claim 1, wherein the outer wall of the connecting ring (3) is provided with anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020951115.XU CN212201930U (en) | 2020-05-29 | 2020-05-29 | High-strength tantalum-tungsten alloy tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020951115.XU CN212201930U (en) | 2020-05-29 | 2020-05-29 | High-strength tantalum-tungsten alloy tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212201930U true CN212201930U (en) | 2020-12-22 |
Family
ID=73812974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020951115.XU Active CN212201930U (en) | 2020-05-29 | 2020-05-29 | High-strength tantalum-tungsten alloy tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212201930U (en) |
-
2020
- 2020-05-29 CN CN202020951115.XU patent/CN212201930U/en active Active
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