CN215635734U

CN215635734U - High pressure pipeline outer anticorrosive coating restorer

Info

Publication number: CN215635734U
Application number: CN202120695422.0U
Authority: CN
Inventors: 王强; 曹滨滨; 张春; 马佩珊; 王阿彪
Original assignee: Wuxi China Resources Gas Co Ltd
Current assignee: Wuxi China Resources Gas Co Ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2022-01-25
Anticipated expiration: 2031-04-02

Abstract

The utility model provides a ware is restoreed to outer anticorrosive coating of high-pressure line, includes the outer loop, the semi-ring of polishing, spraying semi-ring and solidification semi-ring, both sides fixedly connected with semi-ring, spraying semi-ring and solidification semi-ring in proper order in the outer loop, and the outer loop has two, and two outer loops pass through bottom revolution mechanic and connect at the top buckle, and two outer intra-annular junction both sides both ends all are equipped with the wheel, establish driving motor in being close to the wheel of the semi-ring of polishing, and the wheel surface is equipped with the rubber layer. The utility model has the following advantages: constitute overall structure through two semi-rings, it is little that the convenience is influenced by the environment to the maintenance of pipeline, reduce the manpower and accelerate efficiency, polish the pipeline through the semi-ring of polishing, it makes things convenient for new anticorrosive coating solidification to polish evenly, and the adhesion is firm, limit the scope of splashing of material fog through the spraying semi-ring, use airless sprayer to reduce the atomizing volume, annular spraying is even to pipeline surface spraying, use high-frequency heating pipe to pipeline heating, the heating efficiency piece, the anticorrosive coating is from inside to the foreign matter exothermic, solidification efficiency is fast and firm.

Description

High pressure pipeline outer anticorrosive coating restorer

Technical Field

The utility model relates to the technical field of pipeline corrosion prevention, in particular to a high-pressure pipeline outer anticorrosive coating repairing device.

Background

The repair of the outer anticorrosive coating of the high-pressure pipeline refers to coating of a pipeline connecting area, so that the technical operation of corrosion protection of the area is realized, the repair of the anticorrosive coating is generally completed on site and is limited by the operating environment and construction conditions, and compared with the pipe body anticorrosive coating produced in a modern prefabricated factory, the quality of the repaired anticorrosive coating is greatly influenced by uncertain factors, so that the repair of the anticorrosive coating becomes a weak link of a pipeline corrosion control system.

The outer anticorrosive coating of high-pressure pipeline at present stage is restoreed and is generally adopted artifical rust cleaning, then spray the anticorrosive coating on the pipeline surface, heat the solidification again, form the anticorrosive coating, but the heating is inhomogeneous, easily drops, and the service environment will be just high, and is inefficient, and the spraying degree of consistency is limited, easily produces anticorrosive fog, and easy water clock leaks, the polluted environment, and the too high gas that produces poison of heating temperature influences constructor health.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems of uneven heating, inconvenient use, uneven spraying, environmental pollution and low efficiency, and provides the high-pressure pipeline outer anticorrosive layer repairing device which is uniformly heated, has high efficiency and uniform spraying and reduces the loss of preservative fog.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a high pressure pipeline outer anticorrosive coating restorer, it includes: the outer ring, polish the semi-ring, spraying semi-ring and solidification semi-ring, both sides fixedly connected with semi-ring, spraying semi-ring and the solidification semi-ring of polishing in proper order in the outer ring.

According to a preferable technical scheme of the utility model, the number of the outer rings is two, the two outer rings are connected at the top part through a bottom rotating structure in a buckling manner, wheels are arranged at two ends of the inner connection part of the two outer rings, a driving motor is arranged in the wheel close to the polishing semi-ring, and a rubber layer is arranged on the outer surface of the wheel.

As a preferred technical scheme of the utility model, the polishing semi-ring comprises a rotating semi-ring and a polishing motor, wherein an annular groove is formed in the side surface of the polishing semi-ring, the polishing motor is connected to one side of the polishing semi-ring through a bolt, the output end of the polishing motor is fixedly connected with conical teeth, a plurality of sliding blocks are connected in the annular groove in a sliding mode, the sliding blocks are fixedly connected to the side surface of the rotating semi-ring, annular inclined teeth are arranged on one side, close to the polishing semi-ring, of the rotating semi-ring, the annular inclined teeth are meshed with the conical teeth, and a steel wire brush is arranged in the rotating semi-ring.

As a preferable technical scheme of the utility model, the two spraying semi-rings comprise a conduit, a spray head and a coating pump, the conduit is arranged in the spraying semi-rings, the inner walls of the spraying semi-rings are provided with a plurality of spray heads, the conduit is connected with the spray head through a pipeline, the conduit in the two spraying semi-rings penetrates through an outer ring pipeline at a rotary connection position, one end of the conduit far away from the spray head is connected with a throttle valve through a pipeline, and the throttle valve is connected with an airless sprayer through a pipeline.

As a preferred technical scheme of the utility model, the curing semi-ring is internally provided with a high-frequency heating pipe, and the surface of the curing semi-ring is provided with heat dissipation holes.

The utility model has the following advantages: constitute overall structure through two semi-rings, it is little that the convenience is influenced by the environment to the maintenance of pipeline, it reduces the manpower and accelerates efficiency to drive equipment to remove on the pipeline through starter motor, polish the pipeline through the semi-ring of polishing, polish to oxidation bits etc. on old anticorrosive coating and the pipeline, polish evenly and make things convenient for new anticorrosive coating solidification, and the adhesion is firm, limit the scope of splashing of material fog through the spraying semi-ring, use airless sprayer to reduce the atomizing volume, annular spraying is even to pipeline surface spraying, use high-frequency heating pipe to the pipeline heating, the heating efficiency piece, the anticorrosive coating is released heat to the foreign matter from inside, solidification efficiency is fast and firm.

Drawings

FIG. 1 is a schematic front side sectional view of a preferred embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in accordance with a preferred embodiment of the present invention;

fig. 3 is a schematic side view of a preferred embodiment of the present invention.

Description of reference numerals: 1. an outer ring; 11. a wheel; 12. a drive motor; 2. polishing the semi-ring; 22. rotating the semi-ring; 23. polishing the motor; 24. an annular groove; 25. a tapered tooth; 26. a slider; 27. annular helical teeth; 28. a wire brush; 3. spraying a semi-ring; 31. a conduit; 32. a spray head; 33. an airless sprayer; 34. a throttle valve; 4. curing the semi-ring; 41. a high-frequency heating pipe; 42. and (4) heat dissipation holes.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model will be further explained with reference to the drawings.

Referring to fig. 1-3, the present invention is a high-pressure pipeline external anticorrosive coating repairing device as shown in fig. 1, which includes an outer ring 1, a polishing half ring 2, a spraying half ring 3 and a curing half ring 4, wherein the polishing half ring 2, the spraying half ring 3 and the curing half ring 4 are fixedly connected to two inner sides of the outer ring 1 in sequence.

The polishing semi-ring 2 comprises a rotating semi-ring 22 and a polishing motor 23, a ring groove 24 is arranged on the side surface of the polishing semi-ring 2, one side of the polishing semi-ring 2 is connected with the polishing motor 23 through a bolt, the output end of the polishing motor 23 is fixedly connected with a conical tooth 25, a plurality of sliding blocks 26 are connected in the ring groove 24 in a sliding manner, the sliding blocks 26 are fixedly connected on the side surface of the rotating semi-ring 22, one side of the rotating semi-ring 22 close to the polishing semi-ring 2 is provided with a ring-shaped inclined tooth 27, the ring-shaped inclined tooth 27 is meshed with the conical tooth 25, a steel wire brush 28 is arranged in the rotating semi-ring 22, the two outer rings 1 are connected in a buckling manner through a bottom rotating structure, two ends of two sides of a connecting part in the two outer rings 1 are respectively provided with a wheel 11, a driving motor 12 is arranged in the wheel 11 close to the polishing semi-ring 2, a high-frequency heating pipe 41 is arranged in the curing semi-ring 4, heat dissipation holes 42 are arranged on the surface of the curing semi-ring 4, and the two spraying semi-rings 3 comprise a guide pipe 31, The spray head 32 and the coating pump 33 are provided with a conduit 31 in the spray half rings 3, the inner walls of the spray half rings 3 are provided with a plurality of spray heads 32, the conduit 31 is connected with the spray head 32 through a pipeline, the conduit 31 in the two spray half rings 3 penetrates through the outer ring 1 at the rotary connection position to be connected with the pipeline, one end of the conduit 31 far away from the spray head 32 is connected with a throttle valve 34 through a pipeline, and the throttle valve 34 is connected with an airless sprayer through a pipeline.

Specifically, when the utility model is used, the speed of the driving motor 12, the speed of the polishing motor 23, the size of the throttle valve 34 and the power of the high-frequency heating pipe 41 are adjusted according to the thickness of the sprayed anticorrosive coating pair as required, the buckle on the outer ring 1 is opened, the outer ring 1 is opened to penetrate through the high-frequency heating pipe needing to repair the anticorrosive coating, after the buckle passes through the high-frequency heating pipe, the two outer rings 1 are closed by the buckle, the wheels 11 at the two ends of the outer ring 1 are clamped on the repaired high-frequency pipe, the anticorrosive material is added into the airless sprayer 33, the driving motor 12, the polishing motor 23, the airless sprayer 33 and the high-frequency heating pipe 41 are sequentially started, the driving motor 12 drives the wheels 11 to rotate, the wheels 11 rotate on the pipeline to pull the outer ring 1 to move and simultaneously drive the polishing half ring 2, the spraying half ring 3 and the curing half ring 4 to move, the polishing motor 23 is started to drive the tapered teeth 25 to rotate, the tapered teeth 25 drive the annular inclined teeth 27 to rotate, the sliding block 26 on the rotating half ring 22 rotates along the annular groove 24 to drive the steel wire brush 28 to rotate on the outer surface of the high-pressure pipe, impurities on the surface are removed, the surface of the high-pressure pipe steel pipe is exposed, the airless sprayer 33 transports the preservative into the spray head 32 through the guide pipe 31 in the spray half ring 3, a new anticorrosive coating is sprayed on the surface of the high-pressure pipe steel pipe after being refined by the spray head 32, the anticorrosive coating enters the curing half ring 4, the steel pipe is heated by the high-frequency heating pipe 41 and is gradually cured, residual heat and harmful gas in the curing half ring 4 are discharged through the heat dissipation holes 42, and the follow-up passing wheel 11 cannot scratch the anticorrosive coating due to the rubber layer.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Other parts of the utility model not described in detail are prior art and are not described in detail herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a high pressure pipeline outer anticorrosive coating restorer, its characterized in that, includes outer ring (1), semi-ring (2) of polishing, spraying semi-ring (3) and solidification semi-ring (4), both sides are fixedly connected with semi-ring (2) of polishing, spraying semi-ring (3) and solidification semi-ring (4) in proper order in outer ring (1).

2. The high-pressure pipeline external anticorrosive coating restorer of claim 1, characterized in that, there are two said outer rings (1), two said outer rings (1) are connected at the top snap joint through the bottom rotating structure, both sides of the connection in two said outer rings (1) are equipped with the wheel (11), the wheel (11) near the said grinding semi-ring (2) is equipped with the driving motor (12), the external surface of the said wheel (11) is equipped with the rubber layer.

3. The high-pressure pipeline external anticorrosive coating repair device according to claim 1, wherein the polishing half ring (2) comprises a rotating half ring (22) and a polishing motor (23), an annular groove (24) is formed in the side surface of the polishing half ring (2), the polishing motor (23) is bolted to one side of the polishing half ring (2), tapered teeth (25) are fixedly connected to the output end of the polishing motor (23), a plurality of sliding blocks (26) are slidably connected in the annular groove (24), the sliding blocks (26) are fixedly connected to the side surface of the rotating half ring (22), annular inclined teeth (27) are formed in one side of the rotating half ring (22) close to the polishing half ring (2), the annular inclined teeth (27) are engaged with the tapered teeth (25), and a steel wire brush (28) is arranged in the rotating half ring (22).

4. The high-pressure pipeline external anticorrosive coating restorer of claim 1, characterized in that, two said spray semi-rings (3) include pipe (31), shower nozzle (32) and airless sprayer (33), the pipe (31) is equipped in the said spray semi-rings (3), the inner wall of the said spray semi-rings (3) is equipped with a plurality of shower nozzles (32), the said pipe (31) pipe connects the shower nozzle (32), the pipe (31) in the two said spray semi-rings (3) pipe connects through the outer ring (1) at the rotation joint, the end of the said pipe (31) far away from the shower nozzle (32) pipe connects the choke valve (34), the said choke valve (34) pipe connects the airless sprayer (33).

5. The high-pressure pipeline external anticorrosive coating restorer of claim 1, characterized in that, the inside of the curing semi-ring (4) is provided with high-frequency heating pipes (41), and the surface of the curing semi-ring (4) is provided with heat dissipation holes (42).