CN211779439U

CN211779439U - Long service life's petroleum well pipe

Info

Publication number: CN211779439U
Application number: CN202020053440.4U
Authority: CN
Inventors: 马磊
Original assignee: Chengdu Ennova Energy Technology Co ltd
Current assignee: Chengdu Ennova Energy Technology Co ltd
Priority date: 2020-01-11
Filing date: 2020-01-11
Publication date: 2020-10-27
Anticipated expiration: 2030-01-11

Abstract

The utility model discloses a long service life's petroleum well pipe, including a pipe body, the body includes wearing layer, waterproof layer, first strengthening layer, heat preservation, second strengthening layer and anti-corrosion coating, the wearing layer is located the surface of waterproof layer, the waterproof layer is located the surface of first strengthening layer, first strengthening layer is located the surface of heat preservation, the heat preservation is located the surface of second strengthening layer, second strengthening layer is located the surface of anti-corrosion coating, the left side on body surface is provided with the screw thread limit, the right side of body is provided with the joint. The utility model discloses used the wearing layer, prevented that the body from wearing and tearing, used the waterproof layer, avoided the inside intaking of body, used first strengthening layer and second strengthening layer, guaranteed the intensity of body, used the heat preservation, avoided inside oil temperature to leak, used the anti-corrosion coating, avoided the body to corrode the damage, solved the shorter problem of current petroleum well pipe life.

Description

Long service life's petroleum well pipe

Technical Field

The utility model relates to a petroleum pipeline technical field specifically is a long service life's petroleum well pipe.

Background

The petroleum pipeline, namely the pipeline used for transporting petroleum and petroleum products, is one of the main equipments in the petroleum storage and transportation industry, also is the most main transport equipment of crude oil and petroleum products, compared with the railway and highway oil transportation which belong to the land transportation mode, the pipeline oil transportation has the characteristics of large transportation volume, good sealing property, low cost, high safety factor and the like, and the petroleum well pipe is required to be used in the production of petroleum, but the service life of the existing petroleum well pipe is short, therefore, the petroleum well pipe with long service life is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long service life's petroleum well pipe possesses long service life's advantage, has solved the shorter problem of current petroleum well pipe life.

In order to achieve the above object, the utility model provides a following technical scheme: the petroleum well pipe with long service life comprises a pipe body, wherein the pipe body comprises a wear-resistant layer, a waterproof layer, a first strengthening layer, a heat preservation layer, a second strengthening layer and an anti-corrosion layer, the wear-resistant layer is located on the surface of the waterproof layer, the waterproof layer is located on the surface of the first strengthening layer, the first strengthening layer is located on the surface of the heat preservation layer, the heat preservation layer is located on the surface of the second strengthening layer, and the second strengthening layer is located on the surface of the anti-corrosion layer.

Preferably, the left side of the surface of the pipe body is provided with a threaded edge, the right side of the pipe body is provided with a joint, and an inner cavity of the joint is provided with a thread groove.

Preferably, the wear-resistant layer is a nano ceramic particle layer, the waterproof layer is a polyethylene waterproof composite film, the first strengthening layer and the second strengthening layer are both stainless steel layers, the heat insulation layer is an aerogel layer, and the anti-corrosion layer is an epoxy resin coating.

Preferably, the thicknesses of the wear-resistant layer and the anti-corrosion layer are both 20-25 μm, the thickness of the waterproof layer is 0.1-0.15 mm, the thicknesses of the heat-insulating layer and the second strengthening layer are both 0.3-0.35 cm, and the thickness of the heat-insulating layer is 10-15 μm.

Preferably, a sealing ring is arranged on the left side of the pipe body, and the sealing ring is a polyamide resin plastic ring.

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

1. the utility model discloses used the wearing layer, prevented that the body from wearing and tearing, used the waterproof layer, avoided the inside intaking of body, used first strengthening layer and second strengthening layer, guaranteed the intensity of body, used the heat preservation, avoided inside oil temperature to leak, used the anti-corrosion coating, avoided the body to corrode the damage, solved the shorter problem of current petroleum well pipe life.

2. The utility model discloses set up screw thread limit, thread groove and joint, can set up the sealing washer with the firm connection of two the same pipelines, avoid the oil to spill over from the kneck.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a cross-sectional structure of a portion of the tube body of the present invention;

fig. 3 is a left side view schematic diagram of the sealing ring of the present invention.

In the figure: 1. a pipe body; 101. a wear layer; 102. a waterproof layer; 103. a first strengthening layer; 104. a heat-insulating layer; 105. a second strengthening layer; 106. an anti-corrosion layer; 2. a threaded edge; 3. a seal ring; 4. a screw groove; 5. and (4) a joint.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a body 1, wearing layer 101, waterproof layer 102, first strengthening layer 103, heat preservation 104, second strengthening layer 105, anti-corrosion coating 106, screw thread limit 2, sealing washer 3, thread groove 4 and joint 5 part are the parts that general standard spare or technical staff in the field know, and its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a petroleum well pipe with long service life comprises a pipe body 1, a threaded edge 2 is arranged on the left side of the surface of the pipe body 1, a joint 5 is arranged on the right side of the pipe body 1, a screw groove 4 is formed in an inner cavity of the joint 5, two identical pipelines are stably connected, a sealing ring 3 is arranged on the left side of the pipe body 1, the sealing ring 3 is a polyamide resin plastic ring, and oil is prevented from overflowing from a joint, the pipe body 1 comprises a wear-resistant layer 101, a waterproof layer 102, a first reinforcing layer 103, a heat-insulating layer 104, a second reinforcing layer 105 and an anti-corrosion layer 106, the wear-resistant layer 101 is arranged on the surface of the waterproof layer 102, the waterproof layer 102 is arranged on the surface of the first reinforcing layer 103, the first reinforcing layer 103 is arranged on the surface of the heat-insulating layer 104, the heat-insulating layer 104 is arranged on the surface of the second, the pipe body 1 is prevented from being abraded, the waterproof layer 102 is a polyethylene waterproof composite film, water is prevented from entering the interior of the pipe body 1, the first reinforcing layer 103 and the second reinforcing layer 105 are both stainless steel layers, the strength of the pipe body 1 is guaranteed, the heat insulation layer 104 is an aerogel layer, the anti-corrosion layer 106 is an epoxy resin coating, the pipe body 1 is prevented from being corroded and damaged, the thicknesses of the wear-resistant layer 101 and the anti-corrosion layer 106 are both 20-25 mu m, the thickness of the waterproof layer 102 is 0.1-0.15 mm, the thicknesses of the heat insulation layer 104 and the second reinforcing layer 105 are both 0.3-0.35 cm, the thickness of the heat insulation layer 104 is 10-15 mu m, internal oil temperature leakage is avoided, and the problem that the service life of an existing oil well pipe is short is solved.

During the use, wearing layer 101 has been used, prevent body 1 wearing and tearing, waterproof layer 102 has been used, avoid the inside intake of body 1, first strengthening layer 103 and second strengthening layer 105 have been used, the intensity of body 1 has been guaranteed, heat preservation 104 has been used, avoid inside oil temperature to leak, anti-corrosion coating 106 has been used, avoid body 1 corrosion damage, threaded side 2 has been set up, spiral shell groove 4 and joint 5, can be with the firm connection of two the same pipelines, sealing washer 3 has been set up, avoid the oil to spill over from the kneck, the problem that current petroleum well casing life is shorter has been solved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A long service life's petroleum well pipe, includes body (1), its characterized in that: the pipe body (1) comprises a wear-resistant layer (101), a waterproof layer (102), a first reinforcing layer (103), a heat-insulating layer (104), a second reinforcing layer (105) and an anti-corrosion layer (106), wherein the wear-resistant layer (101) is located on the surface of the waterproof layer (102), the waterproof layer (102) is located on the surface of the first reinforcing layer (103), the first reinforcing layer (103) is located on the surface of the heat-insulating layer (104), the heat-insulating layer (104) is located on the surface of the second reinforcing layer (105), and the second reinforcing layer (105) is located on the surface of the anti-corrosion layer (106).

2. A long-life petroleum well pipe according to claim 1, wherein: the left side on body (1) surface is provided with screw thread limit (2), the right side of body (1) is provided with joint (5), spiral groove (4) have been seted up to the inner chamber of joint (5).

3. A long-life petroleum well pipe according to claim 1, wherein: the wear-resistant layer (101) is a nano ceramic particle layer, the waterproof layer (102) is a polyethylene waterproof composite film, the first strengthening layer (103) and the second strengthening layer (105) are both stainless steel layers, the heat insulation layer (104) is an aerogel layer, and the anti-corrosion layer (106) is an epoxy resin coating.

4. A long-life petroleum well pipe according to claim 1, wherein: the thicknesses of the wear-resistant layer (101) and the anti-corrosion layer (106) are both 20-25 mu m, the thickness of the waterproof layer (102) is 0.1-0.15 mm, the thicknesses of the heat-insulating layer (104) and the second strengthening layer (105) are both 0.3-0.35 cm, and the thickness of the heat-insulating layer (104) is 10-15 mu m.

5. A long-life petroleum well pipe according to claim 1, wherein: the left side of body (1) is provided with sealing washer (3), and sealing washer (3) are polyamide resin plastic ring.