CN211099766U - Oil pipe inner wall spraying structure - Google Patents
Oil pipe inner wall spraying structure Download PDFInfo
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- CN211099766U CN211099766U CN201921808062.XU CN201921808062U CN211099766U CN 211099766 U CN211099766 U CN 211099766U CN 201921808062 U CN201921808062 U CN 201921808062U CN 211099766 U CN211099766 U CN 211099766U
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- oil pipe
- spraying
- coating
- wall
- shower nozzle
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Abstract
The utility model provides an oil pipe inner wall spraying structure: including oil pipe, spraying mechanism and prevent spouting the block, prevent spouting the block tip be provided with oil pipe assorted opening, the opening part joint has the sealing washer, the oil pipe afterbody is located in the opening, spraying mechanism includes shower nozzle, coating conveyer pipe and drive arrangement, the shower nozzle with the coating conveyer pipe links to each other, drive arrangement includes the travelling car, the shower nozzle is in but reciprocating motion under the effect of travelling car in the oil pipe, the oil pipe afterbody with the distance h1 less than or equal to of shower nozzle head the shower nozzle afterbody with the distance h2 of travelling car. The utility model discloses an oil pipe inner wall spraying structure can make the spraying of oil pipe inner wall even, and the spraying that especially the inner tube began to spout the section is stable even.
Description
Technical Field
The utility model relates to an oil development auxiliary assembly field especially relates to oil pipe inner wall spraying structure.
Background
The corrosion damage of oil pipes is a very common phenomenon in oil fields at home and abroad. The oil field of China is developed by a large amount of water injection, the corrosion of the oil pipe of a water injection well is particularly serious, the oil pipe can leak within 3 years at the fastest corrosion speed, and the corrosion rate is as high as 2.6 mm/a. Therefore, in recent years, all oil pipes in service adopt various anticorrosion measures. Such as common paint oil pipe, Ni-P oil plating pipe, three-layer oil plating pipe, etc. The processes play a key role in solving the problem of oil pipe corrosion prevention, but at present, no complete set of oil pipe inner wall coating equipment is provided, the spraying of the oil pipe inner wall is uneven, and the spraying efficiency is not high.
Disclosure of Invention
In view of this, the utility model aims at providing an oil pipe inner wall spraying structure, this oil pipe inner wall spraying structure can make the spraying of oil pipe inner wall even, and the spraying of especially inner wall initial spraying section is stable even.
In order to solve the technical problem, the utility model discloses a technical scheme is: the spraying mechanism comprises a sprayer, a coating conveying pipe and a driving device, the sprayer is connected with the coating conveying pipe, the driving device comprises a moving trolley, the sprayer can move in the oil pipe in a reciprocating mode under the action of the moving trolley, and the distance between the tail of the oil pipe and the head of the sprayer is smaller than or equal to that between the tail of the sprayer and the moving trolley.
Furthermore, the end part of the blowout prevention cap is also provided with a cap support frame, and the cap support frame can be movably arranged on the ground.
Further, a balancing weight is fixed on the movable trolley, the end part of the balancing weight is sequentially connected with a movable rod and a barrel sleeve, the coating conveying pipe is arranged in the barrel sleeve in a stretching mode, a coating hose is connected to the inlet of the coating conveying pipe, the coating hose extends out of the outer wall of the barrel sleeve, the end part of the barrel sleeve is arranged in a coating box, a water pump is arranged in the coating box, and the coating hose is connected with the water pump.
The device further comprises a supporting table, wherein a sliding groove is formed in the supporting table, and the moving trolley is connected into the sliding groove in a sliding mode under the driving of an engine.
Further, the oil pipe support frame is further included, a groove is formed in the oil pipe support frame, and the oil pipe is arranged in the groove.
Furthermore, the shower nozzle is cylindrical structure, the shower nozzle periphery equipartition has a plurality of spouts eyes.
The utility model has the advantages and positive effects that:
(1) setting the distance h between the tail of the oil pipe and the head of the spray head1Less than or equal to the distance h between the tail part of the spray head and the moving trolley2And the sprayer can move out of the tail part of the oil pipe, so that the pre-spraying can be carried out outside the pipeline, and the uniformity and stability of the initial spraying section of the pipeline are ensured.
(2) And a blowout prevention cap is arranged to prevent the coating from being randomly sprayed during pre-spraying.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic perspective view of the structure for spraying the inner wall of the oil pipe according to the present invention;
FIG. 2 is an enlarged schematic view of a portion of the structure of FIG. 1;
fig. 3 is a top view of the structure for spraying the inner wall of the oil pipe in the present invention.
Description of reference numerals:
1-an oil pipe; 2-a spraying mechanism; 21-a spray head; 22-a paint delivery pipe; 23-a drive device; 231-moving the trolley; 232-an engine; 24-a counterweight block; 25-a moving rod; 26-a sleeve; 27-a paint hose; 28-paint tank; 3-blowout prevention cap; 31-an opening; 4-a cap support frame; 5, supporting the table; 51-a sliding groove; 6-oil pipe support frame; 61-groove.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the elements or components are required to have a particular orientation, to be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-3, the structure for spraying the inner wall of the oil pipe comprises: the oil pipe type spraying device comprises an oil pipe 1, a spraying mechanism 2 and a spraying prevention cap 3, wherein an opening 31 matched with the oil pipe 1 is formed in the end of the spraying prevention cap 3, a sealing ring is clamped at the opening 31, the tail part 11 of the oil pipe is located in the opening 31, the spraying mechanism 2 comprises a spray head 21, a coating conveying pipe 22 and a driving device 23, the spray head 21 is connected with the coating conveying pipe 22, the driving device 23 comprises a moving trolley 231, the spray head 21 can reciprocate in the oil pipe 1 under the action of the moving trolley 231, and the distance h1 between the tail part 11 of the oil pipe and the head part of the spray head 21 is smaller than or equal to the distance h2 between the tail part of the spray head 21 and the moving trolley. Further, the end part of the blowout prevention cap 3 is also provided with a cap support frame 4, and the cap support frame 4 can be movably arranged on the ground. Normally, the oil pipe 1 is sprayed directly from the pipe tail to the pipe head without any treatment on the initial spraying section of the pipe tail. However, in the initial spraying section of the tube tail, the spraying thickness of the tube tail is inevitably from thin to thick due to the retreating type spraying, so that the spraying of the initial spraying section is uneven. Therefore the utility model discloses set up the distance h2 of 21 afterbody of shower nozzle and travelling car 231 of distance h1 less than or equal to shower nozzle 21 afterbody of oil pipe afterbody 11 and shower nozzle 21 head, guarantee that shower nozzle 21 can stretch out outside of the tubes, start the spraying in advance, eliminate the inhomogeneous spraying that causes by thin to thick when oil pipe 1 just spouts, make the spraying that gets into oil pipe afterbody 11 reach stable isopachous spraying condition. The spray coating section of the spray head 21 extending out of the oil pipe 1 is provided with a blowout prevention cover cap 3 which covers the spray head, wherein the blowout prevention cover cap 3 is provided with an opening 31, the periphery of the opening 31 is clamped with a sealing ring, the tail part 11 of the oil pipe extends into the opening 31, the sealing ring enables the two to be tightly connected, and the coating is effectively prevented from being sprayed and scattered all around. In addition, the position of the nut cap support frame 4 can be adjusted, and the anti-scattering effect can be adjusted according to actual conditions.
Further, a counterweight block 24 is fixed on the movable trolley 231, the end of the counterweight block 24 is sequentially connected with a movable rod 25 and a cylinder sleeve 26, the coating conveying pipe 22 extends into the cylinder sleeve 26, a coating hose 27 is connected to an inlet of the coating conveying pipe 22, the coating hose 27 extends out of the outer wall of the cylinder sleeve 26, the end of the coating hose is placed in a coating tank 28, a water pump is arranged in the coating tank 28, and the coating hose 27 is connected with the water pump. The high-pressure water pump is arranged to convey the coating from the coating tank 28 to the spray head 21 for spraying, and the output stability and the efficiency are high.
Further, the device also comprises a support table 5, wherein a sliding groove 51 is arranged on the support table 5, and the moving trolley 231 is driven by the engine 232 to be connected in the sliding groove 51 in a sliding manner. The slide groove 51 is provided to guide and position the forward movement direction of the carriage 231.
Further, the oil pipe support device further comprises an oil pipe support frame 6, a groove 61 is formed in the oil pipe support frame 6, and the oil pipe 1 is arranged in the groove 61.
Further, the spray head 21 is a cylindrical structure, and a plurality of spray holes are uniformly distributed on the periphery of the spray head 21. The cylindrical structure of the spray head 21 ensures that a large amount of spray can be sprayed, and simultaneously reduces unstable spray caused by short spray heads.
The utility model discloses an operating procedure: starting the engine 232, driving the spray head 21 to move forward by the moving trolley 231 until the spray head moves out of the tail 11 of the oil pipe and enters the blowout prevention cap 3, starting the high-pressure water pump 232 for pre-spraying for a certain time, and then moving the moving trolley 231 backwards while spraying until the spray head moves out of the head of the oil pipe 1 to finish spraying.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Oil pipe inner wall spraying structure, its characterized in that: including oil pipe (1), spraying mechanism (2) and prevent spouting bonnet (3), prevent spouting bonnet (3) tip be provided with oil pipe (1) assorted opening (31), opening (31) department joint has the sealing washer, oil pipe afterbody (11) are located in opening (31), spraying mechanism (2) are including shower nozzle (21), coating conveyer pipe (22) and drive arrangement (23), shower nozzle (21) with coating conveyer pipe (22) link to each other, drive arrangement (23) are including travelling car (231), shower nozzle (21) be in under the effect of travelling car (231) reciprocating motion in oil pipe (1), oil pipe afterbody (11) with the distance h of shower nozzle (21) head1Less than or equal to the distance h between the tail part of the spray head (21) and the mobile trolley (231)2。
2. The inner wall spraying structure of the oil pipe as claimed in claim 1, wherein a cap support frame (4) is further arranged at the end of the blowout prevention cap (3), and the cap support frame (4) is movably arranged on the ground.
3. The structure for spraying the inner wall of the oil pipe as claimed in claim 2, wherein a counterweight (24) is fixed on the moving trolley (231), the end of the counterweight (24) is sequentially connected with a moving rod (25) and a barrel sleeve (26), the coating delivery pipe (22) extends into the barrel sleeve (26), a coating hose (27) is connected to the inlet of the coating delivery pipe (22), the coating hose (27) extends out of the outer wall of the barrel sleeve (26) and the end of the coating hose is placed in a coating tank (28), a water pump is arranged in the coating tank (28), and the coating hose (27) is connected with the water pump.
4. The inner wall spraying structure of the oil pipe is characterized by further comprising a support table (5), wherein a sliding groove (51) is formed in the support table (5), and the moving trolley (231) is driven by an engine (232) to be slidably connected into the sliding groove (51).
5. The structure for spraying the inner wall of the oil pipe as claimed in claim 4, further comprising an oil pipe support frame (6), wherein a groove (61) is formed in the oil pipe support frame (6), and the oil pipe (1) is placed in the groove (61).
6. The structure for spraying the inner wall of the oil pipe as claimed in claim 1, wherein the spray head (21) is a cylindrical structure, and a plurality of spray holes are uniformly distributed on the periphery of the spray head (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921808062.XU CN211099766U (en) | 2019-10-25 | 2019-10-25 | Oil pipe inner wall spraying structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921808062.XU CN211099766U (en) | 2019-10-25 | 2019-10-25 | Oil pipe inner wall spraying structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211099766U true CN211099766U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921808062.XU Active CN211099766U (en) | 2019-10-25 | 2019-10-25 | Oil pipe inner wall spraying structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211099766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112221788A (en) * | 2020-09-23 | 2021-01-15 | 吴全焱 | Pipeline paint spraying device |
-
2019
- 2019-10-25 CN CN201921808062.XU patent/CN211099766U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112221788A (en) * | 2020-09-23 | 2021-01-15 | 吴全焱 | Pipeline paint spraying device |
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