CN209781895U - Strong corrosion resistant connecting oil pipe - Google Patents
Strong corrosion resistant connecting oil pipe Download PDFInfo
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- CN209781895U CN209781895U CN201920531737.4U CN201920531737U CN209781895U CN 209781895 U CN209781895 U CN 209781895U CN 201920531737 U CN201920531737 U CN 201920531737U CN 209781895 U CN209781895 U CN 209781895U
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Abstract
The utility model discloses an oil pipe is connected to strong corrosion resistance, including the body, the body is hollow structure, anticorrosive coating in the compound one deck of body inner wall, the compound one deck alloy-layer of body outer wall, the compound one deck armor in the alloy-layer outside, the compound one deck compressive layer of armor outside, the compressive layer outside sets up the outer anticorrosive coating of one deck, the utility model discloses structural design is novel, has excellent corrosion resistance, resistance to compression, heat-proof quality, and bulk strength is higher, the wide application in the defeated oil under the various environment, long service life.
Description
Technical Field
The utility model relates to a connect oil pipe technical field, specifically be a strong corrosion resistant connection oil pipe.
Background
Tubing is a pipe that transports crude oil and natural gas from the hydrocarbon reservoir to the surface after drilling is complete, and is used to withstand the pressures generated during production; the existing connecting oil pipe has certain corrosion resistance, but the pressure resistance and the wear resistance are poor, and the corrosion resistance effect is poor, so that the service life is short, and therefore, the improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strong corrosion resistant connection oil pipe to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a strong corrosion resistant connecting oil pipe, includes the body, the body is hollow structure, the body adopts seamless steel pipe processing to form, anticorrosive coating in the compound one deck of body inner wall, the compound one deck alloy-layer of body outer wall, the compound one deck armor in the alloy-layer outside, the compound one deck resist compression layer in the armor outside, the resist compression layer outside sets up the outer anticorrosive coating of one deck.
Preferably, the inner anti-corrosion layer is a ceramic glaze layer, and the thickness of the inner anti-corrosion layer is 1mm-2 mm.
Preferably, the alloy layer is a nickel-based alloy layer, and the thickness of the alloy layer is 2mm-3 mm.
Preferably, the armor layer is a galvanized steel wire woven armor layer.
Preferably, the pressure-resistant layer is a nitrided steel layer, and the thickness of the pressure-resistant layer is 2mm-3 mm.
Preferably, the outer anticorrosive layer is a composite titanium alloy nano layer, and the thickness of the outer anticorrosive layer is 0.5mm-1 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has novel structural design, excellent corrosion resistance, compression resistance and heat insulation performance, higher overall strength, wide application in oil transportation under various environments and long service life; the inner anti-corrosion layer adopts a ceramic glaze layer, the ceramic glaze layer can resist high temperature, has good corrosion resistance and low thermal conductivity, and can effectively prevent the heat of oil from being quickly dissipated; the nickel-based alloy layer has stronger high-temperature strength and oxidation and corrosion resistance, and further protects the oil pipe; the adopted galvanized steel wire braided armor layer can enhance the integral tensile strength of the oil pipe, does not influence the bending property of the oil pipe, and has good toughness; the pressure-resistant layer is a nitrided steel layer, so that the hardness is high, the pressure resistance and the wear resistance of the oil pipe can be improved, and the fatigue strength of the oil pipe is further improved; in addition, the outer anticorrosive layer adopts the composite titanium alloy nano-layer, so that the anticorrosive performance of the oil pipe is excellent, and the anticorrosive performance of the oil pipe is further improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
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.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a strong corrosion resistant connecting oil pipe, includes body 1, body 1 is hollow structure, body 1 adopts seamless steel pipe processing to form, anticorrosive coating 2 in the compound one deck of body 1 inner wall, the compound one deck alloy-layer 3 of body 1 outer wall, the compound one deck armor 4 in the 3 outside of alloy-layer, the compound one deck resist compression layer 5 in the armor 4 outside, resist compression layer 5 outside sets up the outer anticorrosive coating 6 of one deck.
Wherein, interior anticorrosive coating 2 adopts ceramic glaze layer, interior anticorrosive coating 2 thickness is 1mm-2mm, and ceramic glaze can be high temperature resistant, and corrosion resisting property is good, and the thermal conductivity is low moreover, can effectively prevent the thermal rapid dissipation of fluid.
The alloy layer 3 is a nickel-based alloy layer, and the thickness of the alloy layer 3 is 2mm-3 mm. The nickel-based alloy layer has strong high-temperature strength and oxidation and corrosion resistance, and further protects the oil pipe.
Armor 4 adopts galvanized steel wire to weave the armor, and the galvanized steel wire who adopts weaves the armor can strengthen oil pipe whole tensile strength, does not influence its bending property again, and toughness is good.
The utility model discloses in, resistance to compression layer 5 adopts the nitriding steel layer, resistance to compression layer 5 thickness is 2mm-3 mm. The pressure-resistant layer is a nitrided steel layer, so that the hardness is high, the pressure resistance and the wear resistance of the oil pipe can be improved, and the fatigue strength of the oil pipe is further improved.
In addition, in the utility model discloses in, outer anticorrosive coating 6 adopts compound titanium alloy nanometer layer, outer anticorrosive coating 6 thickness is 0.5mm-1 mm. The outer anticorrosive layer adopts the composite titanium alloy nano-layer, so that the anticorrosive performance of the oil pipe is excellent, and the anticorrosive performance of the oil pipe is further improved.
To sum up, the utility model discloses structural design is novel, has excellent corrosion resistance, resistance to compression, heat-proof quality, and bulk strength is higher, the wide application in the oil transportation under the various environment, long service life.
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 (6)
1. The utility model provides a strong corrosion resistant connecting oil pipe, includes body (1), its characterized in that: the pipe body (1) is of a hollow structure, the pipe body (1) is formed by processing a seamless steel pipe, an inner anti-corrosion layer (2) is compounded on the inner wall of the pipe body (1), an alloy layer (3) is compounded on the outer wall of the pipe body (1), an armor layer (4) is compounded on the outer side of the alloy layer (3), a pressure-resistant layer (5) is compounded on the outer side of the armor layer (4), and an outer anti-corrosion layer (6) is arranged on the outer side of the pressure-resistant layer (5).
2. The strong corrosion-resistant connecting oil pipe according to claim 1, characterized in that: the inner anti-corrosion layer (2) is a ceramic glaze layer, and the thickness of the inner anti-corrosion layer (2) is 1-2 mm.
3. The strong corrosion-resistant connecting oil pipe according to claim 1, characterized in that: the alloy layer (3) is a nickel-based alloy layer, and the thickness of the alloy layer (3) is 2mm-3 mm.
4. The strong corrosion-resistant connecting oil pipe according to claim 1, characterized in that: the armor layer (4) is a galvanized steel wire woven armor layer.
5. The strong corrosion-resistant connecting oil pipe according to claim 1, characterized in that: the pressure-resistant layer (5) is a nitrided steel layer, and the thickness of the pressure-resistant layer (5) is 2mm-3 mm.
6. The strong corrosion-resistant connecting oil pipe according to claim 1, characterized in that: the outer anticorrosive layer (6) adopts a composite titanium alloy nano layer, and the thickness of the outer anticorrosive layer (6) is 0.5mm-1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531737.4U CN209781895U (en) | 2019-04-18 | 2019-04-18 | Strong corrosion resistant connecting oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531737.4U CN209781895U (en) | 2019-04-18 | 2019-04-18 | Strong corrosion resistant connecting oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209781895U true CN209781895U (en) | 2019-12-13 |
Family
ID=68803206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920531737.4U Active CN209781895U (en) | 2019-04-18 | 2019-04-18 | Strong corrosion resistant connecting oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209781895U (en) |
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2019
- 2019-04-18 CN CN201920531737.4U patent/CN209781895U/en active Active
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