CN215981452U - Steel anti-corrosion pipe for oil field cold transportation - Google Patents
Steel anti-corrosion pipe for oil field cold transportation Download PDFInfo
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- CN215981452U CN215981452U CN202121116791.6U CN202121116791U CN215981452U CN 215981452 U CN215981452 U CN 215981452U CN 202121116791 U CN202121116791 U CN 202121116791U CN 215981452 U CN215981452 U CN 215981452U
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Abstract
The utility model discloses a steel anti-corrosion pipe for cold transportation in oil field, which comprises a steel pipe, wherein the inner side of one end of the steel pipe is provided with a connecting groove, the other end of the steel pipe is provided with a connecting inner cylinder, one end of the connecting inner cylinder is embedded in the connecting groove of one end of an adjacent steel pipe in a sliding manner, one end of the connecting inner cylinder is provided with a sealing ring, two ends of the outer side of the steel pipe are fixedly sleeved with connecting rings, one side of each connecting ring is bonded with a sealing gasket, one side of each connecting ring is equidistantly provided with a screw, one side of the other connecting ring is provided with a fixing hole corresponding to the position of the screw, one end of the screw penetrates through the corresponding fixing hole and is sleeved with a nut sleeve through a thread, the sealing ring is extruded through the connecting inner cylinder, then the sealing gasket is extruded through the connecting rings, the inner side joint of the steel pipe can be sealed in a double-layer manner, oil leakage is avoided, the outer side joint of the steel pipe can be shielded through tightening a fastening belt extruding sealing cylinder through a fastening screw, the external environment is prevented from corroding the joint to weaken the sealing effect, the safety of oil transportation is guaranteed.
Description
Technical Field
The utility model relates to the technical field of oil field transportation, in particular to a steel anti-corrosion pipe for oil field cold transportation.
Background
Along with the development of the oil field, the water content of oil produced by most oil wells is higher, the energy consumption of one ton of crude oil collected and transported is in a sharp rising trend along with the rising of the water content, and in order to realize safe collection and transportation without heating and reduce the energy consumption and the production cost, the requirement on a pipeline is higher and higher so as to ensure the safety of the oil field transportation.
But the anticorrosive pipe of steel on the existing market is when the installation uses, and the leakproofness of junction between two steel pipes is general, leads to fluid to soak easily from the junction and reveals, and the external environment corrodes the junction between two steel pipe outsides easily, leads to the junction sealed effect to weaken, and is general to the protective effect of fluid transportation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a steel anti-corrosion pipe for cold transportation in an oil field, which can effectively solve the problems that when the steel anti-corrosion pipe provided in the background technology is installed and used, the sealing performance of a joint between two steel pipes is general, so that oil is easy to permeate and leak from the joint, and the external environment is easy to corrode the joint between the outer sides of the two steel pipes, so that the sealing effect of the joint is weakened, and the protection effect on oil transportation is general.
In order to achieve the purpose, the utility model provides the following technical scheme: the steel anti-corrosion pipe for the oil field cold transportation comprises a steel pipe, wherein one end of the steel pipe is provided with a sealing assembly, and the sealing assembly comprises a connecting groove, a connecting inner cylinder, a sealing ring, a connecting ring, a sealing gasket, a screw rod, a fixing hole, a nut sleeve, a limiting ring, a sealing cylinder, a fastening belt, a fixing frame, a fastening hole and a fastening screw;
the inner side of one end of the steel pipe is provided with a connecting groove, the other end of the steel pipe is provided with a connecting inner cylinder, one end of the connecting inner cylinder is embedded in the connecting groove of one end of an adjacent steel pipe in a sliding manner, one end of the connecting inner cylinder is provided with a sealing ring, two ends of the outer side of the steel pipe are fixedly sleeved with a connecting ring, one side of the connecting ring is bonded with a sealing gasket, one side of the connecting ring is provided with a screw rod at an equal distance, the other side of the connecting ring is provided with a fixing hole corresponding to the position of the screw rod, one end of the screw rod penetrates through the corresponding fixing hole and is sleeved with a nut sleeve through threads, one end of the outer side of the connecting ring is fixedly sleeved with a limiting ring, a sealing cylinder is arranged between the two limiting rings, the sealing cylinder is movably sleeved on the outer side of the connecting ring, the outer side of the sealing cylinder is movably sleeved with a fastening belt, one end of the fastening belt is provided with a fixing frame, the other end of the fastening belt is provided with fastening holes at an equal distance, and fastening screws are rotatably connected inside the fixing frame.
Preferably, the inner diameter of the connecting groove is equal to the outer diameter of the connecting inner cylinder, and the inner diameter of the connecting inner cylinder is equal to the inner diameter of the steel pipe.
Preferably, one end of the screw penetrates through the sealing gasket and is embedded into the fixing hole in a sliding mode, and the outer diameter of the connecting ring is equal to the inner diameter of the limiting ring.
Preferably, one end of the sealing cylinder is fixedly bonded with a contacted limiting ring, and the other end of the fastening belt penetrates through the top surface of the fixing frame.
Preferably, the steel pipe inboard is equipped with the anticorrosive coating, the fixed cover in the steel pipe outside has been connect the protective tube, be equipped with the heat preservation between steel pipe and the protective tube, the support frame is installed to the protective tube outside equidistance.
Preferably, one end of the anti-corrosion layer extends to the inner side of the connecting inner cylinder, and gaps are formed between two ends of the protective pipe and the two connecting rings respectively.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has scientific and reasonable structure and safe and convenient use:
1. be provided with and connect inner tube, a sealed section of thick bamboo, fastening area and mount, through connecting inner tube extrusion seal circle, again by go-between extrusion seal pad, can carry out double-deck sealing to the inboard junction of steel pipe, avoid fluid to reveal, and through the taut fastening area extrusion seal section of thick bamboo of fastening screw, can shelter from steel pipe outside junction, avoid external environment to corrode the junction and lead to sealed effect to weaken, guarantee the security of fluid transportation.
2. Be provided with anticorrosive coating, protective tube, heat preservation and support frame, can keep warm the protection to fluid through anticorrosive coating, protective tube and heat preservation cooperation, avoid fluid corruption steel pipe inner wall simultaneously, the cold defeated fluid of being convenient for, it is good to the protective effect of fluid, and can support the steel pipe through the support frame, avoids the anticorrosive pipe of steel to roll and influences the installation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connecting inner barrel mounting structure of the present invention;
FIG. 3 is a schematic view of the attachment ring mounting arrangement of the present invention;
FIG. 4 is a schematic view of a stop collar mounting arrangement of the present invention;
reference numbers in the figures: 1. a steel pipe;
2. a seal assembly; 201. connecting grooves; 202. connecting the inner cylinder; 203. a seal ring; 204. a connecting ring; 205. a gasket; 206. a screw; 207. a fixing hole; 208. a nut socket; 209. a limiting ring; 210. a sealing cylinder; 211. a fastening tape; 212. a fixed mount; 213. a fastening hole; 214. fastening screws;
3. an anticorrosive layer; 4. a protective tube; 5. a heat-insulating layer; 6. a support frame.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-4, the present invention provides a technical solution, a steel anticorrosion pipe for oil field cold transportation, comprising a steel pipe 1, a sealing component 2 is installed at one end of the steel pipe 1, the sealing component 2 comprises a connecting groove 201, a connecting inner cylinder 202, a sealing ring 203, a connecting ring 204, a sealing gasket 205, a screw 206, a fixing hole 207, a nut sleeve 208, a limiting ring 209, a sealing cylinder 210, a fastening belt 211, a fixing frame 212, a fastening hole 213 and a fastening screw 214, the connecting groove 201 is installed at the inner side of one end of the steel pipe 1, the connecting inner cylinder 202 is installed at the other end of the steel pipe 1, one end of the connecting inner cylinder 202 is slidably embedded inside the connecting groove 201 at one end of the adjacent steel pipe 1, the sealing ring 203 is installed at one end of the connecting inner cylinder 202, the connecting ring 204 is fixedly sleeved at both ends of the outer side of the steel pipe 1, the sealing gasket 205 is bonded at one side of one connecting ring 204, the screw 206 is installed at an equal interval at one side of the connecting ring 204, the fixing hole 207 is installed at a position corresponding to the screw 206, one end of a screw 206 penetrates through a corresponding fixing hole 207 and is sleeved with a nut sleeve 208 through threads, one end of the outer side of the connecting ring 204 is fixedly sleeved with a limiting ring 209, a sealing cylinder 210 is placed between the two limiting rings 209, the sealing cylinder 210 is movably sleeved on the outer side of the connecting ring 204, a fastening belt 211 is movably sleeved on the outer side of the sealing cylinder 210, one end of the fastening belt 211 is provided with a fixing frame 212, fastening holes 213 are equidistantly arranged on the outer side of the other end of the fastening belt 211, the inside of the fixing frame 212 is rotatably connected with fastening screws 214, the inner diameter of a connecting groove 201 is equal to the outer diameter of a connecting inner cylinder 202, the inner diameter of the connecting inner cylinder 202 is equal to the inner diameter of a steel pipe 1, one end of the screw 206 penetrates through a sealing gasket 205 and is slidably embedded into the fixing hole 207, the outer diameter of the connecting ring 204 is equal to the inner diameter of the limiting ring 209, one end of the sealing cylinder 210 is fixedly bonded with one limiting ring 209 which is in contact, the other end of the fastening belt 211 penetrates through the top surface of the fixing frame 212, the inner cylinder 202 extrudes the sealing ring 203, the sealing gasket 205 is extruded by the connecting ring 204, double sealing can be performed on the joint of the inner side of the steel pipe 1, oil leakage is avoided, the fastening belt 211 is tightened through the fastening screw 214 to extrude the sealing cylinder 210, the joint of the outer side of the steel pipe 1 can be shielded, the joint is prevented from being corroded by the external environment, the sealing effect is weakened, and safety of oil transportation is guaranteed.
1 inboard of steel pipe is equipped with anticorrosive coating 3, 1 outside of steel pipe is fixed to have cup jointed protecting tube 4, be equipped with heat preservation 5 between steel pipe 1 and the protecting tube 4, support frame 6 is installed to 4 outside equidistance of protecting tube, 3 one ends of anticorrosive coating extend to and connect inner tube 202 inboardly, there is the space between 4 both ends of protecting tube respectively and two go-between 204, through anticorrosive coating 3, protecting tube 4 and the cooperation of 5 heat preservation can keep warm the protection to fluid, avoid fluid to corrode 1 inner wall of steel pipe simultaneously, the cold transport fluid of being convenient for, it is effectual to the protection of fluid, and can support steel pipe 1 through support frame 6, avoid the anticorrosive pipe of steel to roll and influence the installation.
The working principle and the using process of the utility model are as follows: when the steel pipe 1 needs to be installed, the connecting inner cylinder 202 at one end of one steel pipe 1 is embedded into the connecting groove 201 in the other steel pipe 1, the connecting inner cylinder 202 extrudes the sealing ring 203, so that the sealing ring 203 is tightly attached to the steel pipe 1 to seal the inside of the steel pipe 1, then the nut sleeve 208 is screwed, so that the two connecting rings 204 extrude the sealing gasket 205, double-layer sealing can be performed on the joint at the inner side of the steel pipe 1, oil leakage is avoided, the thread at the outer side of the fastening screw 214 is clamped into the fastening hole 213, so that when the fastening screw 214 is rotated, the fastening screw 214 drives the fastening belt 211 to slide up and down in the fixing frame 212 through the fastening hole 213, the fastening belt 211 is tensioned to extrude the sealing cylinder 210, the joint at the outer side of the steel pipe 1 can be shielded, the sealing effect is prevented from being weakened due to corrosion of the joint by the external environment, the safety of oil transportation is ensured, and the sealing ring 203 and the sealing gasket 205 are made of fluororubber, the sealing cylinder 210 is made of rubber;
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an anticorrosive pipe of steel of oil field cold transportation, includes steel pipe (1), its characterized in that: a sealing assembly (2) is installed at one end of the steel pipe (1), and the sealing assembly (2) comprises a connecting groove (201), a connecting inner cylinder (202), a sealing ring (203), a connecting ring (204), a sealing gasket (205), a screw rod (206), a fixing hole (207), a nut sleeve (208), a limiting ring (209), a sealing cylinder (210), a fastening belt (211), a fixing frame (212), a fastening hole (213) and a fastening screw (214);
connecting groove (201) has been seted up to steel pipe (1) one end inboard, steel pipe (1) other end is installed and is connected inner tube (202), it slides inside embedding in connecting groove (201) of adjacent steel pipe (1) one end to connect inner tube (202), it installs sealing washer (203) to connect inner tube (202) one end, steel pipe (1) outside both ends are all fixed the go-between (204) that has cup jointed, one go-between (204) one side bonding gasket (205), one screw rod (206) are installed to go-between (204) one side equidistance, another go-between (204) one side corresponds screw rod (206) position department and has seted up fixed orifices (207), screw rod (206) one end is passed corresponding fixed orifices (207) and has been cup jointed nut sleeve (208) through the screw thread, go-between (204) outside one end has fixed the cup jointed spacing ring (209), two place sealed section of thick bamboo (210) between spacing ring (209), sealed section of thick bamboo (210) activity is cup jointed in the go-between (204) outside, fastening area (211) have been cup jointed in the activity of sealed section of thick bamboo (210) outside, mount (212) are installed to fastening area (211) one end, fastening hole (213) have been seted up to fastening area (211) other end outside equidistance, mount (212) internal rotation is connected with fastening screw (214).
2. The steel anti-corrosion pipe for the cold transportation in the oil field according to claim 1, wherein the inner diameter of the connecting groove (201) is equal to the outer diameter of the connecting inner cylinder (202), and the inner diameter of the connecting inner cylinder (202) is equal to the inner diameter of the steel pipe (1).
3. The steel anti-corrosion pipe for the oilfield cold transportation according to claim 1, wherein one end of the screw rod (206) penetrates through the sealing gasket (205) and is slidably embedded into the fixing hole (207), and the outer diameter of the connecting ring (204) is equal to the inner diameter of the limiting ring (209).
4. The steel anti-corrosion pipe for the cold transportation in the oil field as claimed in claim 1, wherein one end of the sealing cylinder (210) is fixedly bonded with a contact limiting ring (209), and the other end of the fastening belt (211) penetrates through the top surface of the fixing frame (212).
5. The steel anti-corrosion pipe for the oil field cold transportation according to claim 1, wherein an anti-corrosion layer (3) is arranged on the inner side of the steel pipe (1), a protective pipe (4) is fixedly sleeved on the outer side of the steel pipe (1), an insulating layer (5) is arranged between the steel pipe (1) and the protective pipe (4), and support frames (6) are equidistantly arranged on the outer side of the protective pipe (4).
6. The steel anti-corrosion pipe for the cold transportation in the oil field according to claim 5, wherein one end of the anti-corrosion layer (3) extends to the inner side of the connecting inner cylinder (202), and gaps are respectively reserved between two ends of the protective pipe (4) and the two connecting rings (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121116791.6U CN215981452U (en) | 2021-05-24 | 2021-05-24 | Steel anti-corrosion pipe for oil field cold transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121116791.6U CN215981452U (en) | 2021-05-24 | 2021-05-24 | Steel anti-corrosion pipe for oil field cold transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215981452U true CN215981452U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121116791.6U Active CN215981452U (en) | 2021-05-24 | 2021-05-24 | Steel anti-corrosion pipe for oil field cold transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215981452U (en) |
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2021
- 2021-05-24 CN CN202121116791.6U patent/CN215981452U/en active Active
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