CN2915285Y - Steel pipe inside antiseptic spraying equipment - Google Patents
Steel pipe inside antiseptic spraying equipment Download PDFInfo
- Publication number
- CN2915285Y CN2915285Y CN 200620041820 CN200620041820U CN2915285Y CN 2915285 Y CN2915285 Y CN 2915285Y CN 200620041820 CN200620041820 CN 200620041820 CN 200620041820 U CN200620041820 U CN 200620041820U CN 2915285 Y CN2915285 Y CN 2915285Y
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- coating
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Abstract
The utility model provides an anti-corrosion spraying equipment within a steel pipe, which comprises a walk driving mechanism, a paint injection mechanism, a spraying gun, an electric control mechanism, a spraying pipeline and an air pipeline. Wherein the paint injection mechanism comprises a motor reducing mechanism, a ball screw pair and a plunger pump. The spraying gun comprises a nozzle, an air motor, a connector, an air pipeline and a paint pipe. The utility model adopts the high pressure air as the power to drive the high-speed rotating of the air motor and nozzle, the phenolic aldehyde epoxy liquid paint is injected to the inner surface of the oil steel pipe in vaporousness manner and the high strength paint film can be formed after the high temperature baking and curing, which can effectively prevent the corrosion of metal arising from the harmful gases of the hydrogen sulfide and carbon dioxide etc so as to multiple increase the service life of the steel pipes. The oil steel pipe of diameter 43-160mm and length of 12.7m can be processed by the utility model.
Description
Technical field
The utility model relates to a kind of anticorrosion equipment, relates in particular to a kind of being used for the inner surface of special for petroleum steel pipe is carried out anti-corrosion spray equipment in the corrosion-resistant steel pipe.
Background technology
In the recovery process of oil, need to consume a large amount of special steel pipes.In order to reduce and to overcome in the oil well pernicious gas to the corrosion of steel pipe internal-surface, improve the service life of steel pipe, generally to carry out preservative treatment to the inner surface of steel pipe, promptly carry out in the steel pipe anticorrosion.But because this corrosion prevention operation is to carry out in narrow and small steel pipe, and is difficult to observe directly its operation effectiveness, so its anticorrosive quality is difficult to guarantee.In order to guarantee anticorrosive quality, good coating process and coating equipment must be arranged.
Summary of the invention
The purpose of this utility model exactly in order to improve and to guarantee anticorrosive quality in the steel pipe, provides anti-corrosion spray equipment in a kind of steel pipe.
In order to achieve the above object, the utility model has adopted following technical scheme: anti-corrosion spray equipment in a kind of steel pipe, comprise walking driving mechanism, coating injection mechanism, spray gun, electrical control mechanism, coating pipeline and air pipe line, it is reciprocating that described walking driving mechanism can drive spray gun, described coating injection mechanism links to each other with spray gun by the coating pipeline coating is transported to spray gun, described spray gun also links to each other with source of high pressure air by air pipe line, is characterized in:
Described coating injection mechanism comprises motor decelerating mechanism, ball screw assembly, and notes plug pump, and motor decelerating mechanism links to each other with the ball-screw auxiliary driving, and ball screw assembly, links to each other with the piston drive of annotating the plug pump, and the import and export of annotating the plug pump link to each other with the coating pipeline respectively;
Described spray gun comprises shower nozzle, air motor, connector, air hose and coating pipe, shower nozzle, air motor, connector and air hose link to each other in proper order, the main body of coating pipe is interted in shower nozzle, air motor, connector and air hose, described air hose also links to each other with air pipe line by a bindiny mechanism, and described coating pipe also links to each other with the coating pipeline.
Described notes plug pump is provided with the limited block that is used to measure the scale of coating volume and is used to control the coating flow.
Described shower nozzle comprises cylindrical cavity head, circular cone cavity middle part and the connector afterbody that is linked to be integral body, the connector afterbody links to each other with the air motor fixed conveyor, have at the cylindrical cavity head and to be a plurality of spray-holes that double helix equidistantly distributes, described coating pipe passes the connector afterbody and stretches out in the circular cone cavity and with the connector afterbody is rotatable and link to each other.
Described air motor is columnar structured, have a plurality of skewed slots that radially connect and become certain drift angle at its end ring that links to each other with connector around cylindrical shell with the diameter of cylindrical shell, the length direction of each skewed slot and the axially parallel of cylindrical shell have uniform interval between each skewed slot.
The drift angle of described skewed slot is the 15-30 degree.
Described skewed slot is 16.
Anti-corrosion spray equipment is used as power with pressure-air in the utility model steel pipe, driving air motor and shower nozzle rotates at a high speed, phenolic aldehyde epoxy liquid coating is atomized spray to the petroleum steel pipe inner surface, through high-temperature baking, curing, form the high strength paint film, the pernicious gas such as hydrogen sulfide, carbon dioxide that can effectively prevent oil well is to corrosion of metal, thus the service life that can improve steel pipe exponentially.
Description of drawings
Fig. 1 is the structure front elevational schematic of anti-corrosion spray equipment in the utility model steel pipe;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is that the A-A of Fig. 2 is to vertical view;
Fig. 4 is the structural representation of the spray gun in the utility model.
The specific embodiment
Referring to Fig. 1, cooperate referring to Fig. 2, Fig. 3, anti-corrosion spray equipment in the steel pipe of the present utility model comprises walking driving mechanism 1, coating injection mechanism 2, spray gun 3, electrical control mechanism 4, coating pipeline 5 and air pipe line 6.
Referring to Fig. 2, the walking driving mechanism 1 in the utility model comprises variable-frequency motor and worm gear reducer 11, driving chain 12, driving shaft 13 and wheel 14.Drive worm gear reducer by variable-frequency motor, drive driving shaft and wheel, make wheel drive entire equipment and spray gun 3 make back and forth movement by chain again.In walking driving mechanism 1, be provided with electromagnetic brake mechanism and travel switch detent mechanism, meet the requirement of technological parameter by automatically controlled assurance jet velocity and the speed of returning.
Referring to Fig. 1, cooperation is referring to Fig. 3, coating injection mechanism 2 in the utility model comprises motor decelerating mechanism 21, ball screw assembly, 22 and annotates plug pump 23, motor decelerating mechanism 21 links to each other with ball screw assembly, 22 transmissions, ball screw assembly, 22 links to each other with the piston drive of annotating plug pump 23, and the import and export of annotating plug pump 23 link to each other with coating pipeline 5 respectively.Coating injection mechanism 2 drives roller screw pair 22 by its motor decelerating mechanism 21 and torque protection device, and then promotes to annotate the piston in the plug pump 23, makes coating be sent to spray gun 3 by coating pipeline 5.Annotate plug pump 23 and be provided with the limited block (not shown) that is used to measure the scale of coating volume and is used to control the coating flow.Coating injection mechanism 2 has adopted high-precision precision ball screw 22 to promote paint pump 23, with scale and limited block, according to the petroleum steel pipe of different size, coating volume and the flow in the plug pump annotated in metering and control, by magnetic valve in the coating pipeline and high-pressure air operated valve, coating is imported spray gun 3.Coating adopts phenolic aldehyde epoxy liquid coating, must eliminate bubble through fully stirring in advance, prevents pin hole.Be provided with the paint can 24 of belt stirrer in the equipment.
Referring to Fig. 4, the spray gun 3 in the utility model comprises shower nozzle 31, air motor 32, connector 33, air hose 34 and coating pipe 35.Shower nozzle 31, air motor 32, connector 33 and air hose 34 orders link to each other, and the main body of coating pipe 35 is interted in shower nozzle, air motor, connector and air hose.Wherein, shower nozzle 31 comprises cylindrical cavity head 311, circular cone cavity middle part 312 and the connector afterbody 313 that is linked to be integral body, have a plurality of spray-holes 3111 (present embodiment adopts 72 spray-holes) that are double helix and equidistantly distribute at cylindrical cavity head 311, connector afterbody 313 links to each other with air motor 32 fixed conveyor.Air motor 32 is columnar structured, has a plurality of skewed slots 321 (skewed slot in the present embodiment is 16) that radially connect and become with the diameter of cylindrical shell 15-30 degree drift angle at its end ring that links to each other with connector 33 around cylindrical shell.The length direction of each skewed slot and the axially parallel of cylindrical shell have uniform interval between each skewed slot.Air motor 32 during the utility model connects has been owing to adopted said structure, when air pressure can produce the rotary speed of 35000～45000rpm during at 0.5Mpa.The front end of joint 33 and 32 rotatable linking to each other of air motor, rear end and air hose 34 are fixedly linked.The rear end of air hose 34 links to each other with air pipe line 6 and links to each other with source of high pressure air by air pipe line by a bindiny mechanism 36.The connector afterbody 313 that the front end of coating pipe 35 passes shower nozzle 31 stretches out in circular cone cavity 312 and with the connector afterbody is rotatable and links to each other, and coating pipe 35 is fixedly linked passing connector 33 places and connector 33, and the tail end of coating pipe 35 links to each other with coating pipeline 5.
Coating pipeline 5 in the utility model comprises from paint can 24 to the intake line of annotating plug pump 23 and from annotating fills in the output pipe of pump 23 to spray gun 3, on output pipe, be provided with magnetic valve, be input to shower nozzle 311 in the spray gun 3 through annotating after 23 pressurizations of plug pump again through solenoid control through well-beaten coating.After coating enters shower nozzle 311, rotate the centrifugal force that produces at a high speed by air motor 32, coating is the petroleum steel pipe inner surface of atomized spray to the depth of abrasion pattern with high cleanliness and regulation, thereby forms the anticorrosion paint film of good adhesion.
Air pipe line 6 in the utility model comprises a little air bag, various high-low pressure ball valve, magnetic valve, Pressure gauge, high-pressure hose.Air pipe line 6 will be transferred to the authorized pressure that needs by the pressure-air that filters, purify, and be transported to air hose 34 in the spray gun 3 by high-pressure hose.
Course of work principle of the present utility model can be described as follows:
1, manually control: close a switch, connect power supply and source of the gas, open the hand switch on the spraying dolly switch board, when filling material, the spraying indicator lamp is bright, and paint pump retreats.Close and fill material, fill the material indicator lamp and go out, paint pump stops action.
During spraying, the spraying indicator lamp is bright, the velocity air valve is opened immediately, delays time after several seconds, and paint pump advances, coating high pressure valve, high-speed air valve are opened simultaneously, pressure-air enters into air hose promotion air motor by air pipe line and rotates at a high speed, and coating enters into shower nozzle by the coating pipeline, utilizes the active force of the high speed rotation generation of air motor, the coating of high atomisation is evenly penetrated, thereby form uniform paint film.
Close spraying, velocity air valve, coating high pressure valve, high-speed air valve cut off simultaneously, and paint pump quits work.
2, automatic: after being transformed into auto state, by the coating flow that designs, the walking astern speed of spraying dolly, the rotating speed of air motor is controlled by PLC.Paint pump retreats, and it is bright to fill the material indicator lamp, and the velocity air valve is opened, and paint pump has position limitation protection after being full of coating; Press the knob that advances, the spraying dolly advances; Spray gun is by the petroleum steel pipe endoporus, run into advance spacing after, paint pump stops to retreat, the spraying dolly stops, the high-speed air valve is opened, corresponding indicator lamp is bright; Pressure-air enters air hose promotion air motor by air pipe line and rotates at a high speed, delay time after several seconds, paint pump begins to advance, the coating high pressure valve is opened simultaneously, and coating enters in the spray gun by the coating pipeline, and air motor rotates back coating at a high speed by the coating pipe, enter into the shower nozzle of rotation at a high speed, atomized fully by its intensive double helix aperture, begin spraying, corresponding indicator lamp is bright; Delay time after several seconds, the spraying dolly retreats, and the paint particles of high atomisation is by means of huge centrifugal force, and directive petroleum steel pipe surface forms high-quality thick film coating.The spraying dolly run into retreat spacing, the spraying dolly stop, delaying time after several seconds, coating high pressure valve, high-speed air valve are closed simultaneously, paint pump halts, automatic control program resets.The petroleum steel pipe inner-wall spraying is finished.
Claims (6)
1, anti-corrosion spray equipment in a kind of steel pipe, comprise walking driving mechanism, coating injection mechanism, spray gun, electrical control mechanism, coating pipeline and air pipe line, it is reciprocating that described walking driving mechanism can drive spray gun, described coating injection mechanism links to each other with spray gun by the coating pipeline coating is transported to spray gun, described spray gun also links to each other with source of high pressure air by air pipe line, it is characterized in that:
Described coating injection mechanism comprises motor decelerating mechanism, ball screw assembly, and notes plug pump, and motor decelerating mechanism links to each other with the ball-screw auxiliary driving, and ball screw assembly, links to each other with the piston drive of annotating the plug pump, and the import and export of annotating the plug pump link to each other with the coating pipeline respectively;
Described spray gun comprises shower nozzle, air motor, connector, air hose and coating pipe, shower nozzle, air motor, connector and air hose link to each other in proper order, the main body of coating pipe is interted in shower nozzle, air motor, connector and air hose, described air hose also links to each other with air pipe line by a bindiny mechanism, and described coating pipe also links to each other with the coating pipeline.
2, anti-corrosion spray equipment in the steel pipe according to claim 1 is characterized in that: described notes plug pump is provided with the limited block that is used to measure the scale of coating volume and is used to control the coating flow.
3, anti-corrosion spray equipment in the steel pipe according to claim 1, it is characterized in that: described shower nozzle comprises cylindrical cavity head, circular cone cavity middle part and the connector afterbody that is linked to be integral body, the connector afterbody links to each other with the air motor fixed conveyor, have at the cylindrical cavity head and to be a plurality of spray-holes that double helix equidistantly distributes, described coating pipe passes the connector afterbody and stretches out in the circular cone cavity and with the connector afterbody is rotatable and link to each other.
4, anti-corrosion spray equipment in the steel pipe according to claim 1, it is characterized in that: described air motor is columnar structured, have a plurality of skewed slots that radially connect and become certain drift angle at its end ring that links to each other with connector around cylindrical shell with the diameter of cylindrical shell, the length direction of each skewed slot and the axially parallel of cylindrical shell have uniform interval between each skewed slot.
5, anti-corrosion spray equipment in the steel pipe according to claim 4, it is characterized in that: the drift angle of described skewed slot is the 15-30 degree.
6, anti-corrosion spray equipment in the steel pipe according to claim 4, it is characterized in that: described skewed slot is 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041820 CN2915285Y (en) | 2006-05-17 | 2006-05-17 | Steel pipe inside antiseptic spraying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041820 CN2915285Y (en) | 2006-05-17 | 2006-05-17 | Steel pipe inside antiseptic spraying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2915285Y true CN2915285Y (en) | 2007-06-27 |
Family
ID=38186192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620041820 Expired - Fee Related CN2915285Y (en) | 2006-05-17 | 2006-05-17 | Steel pipe inside antiseptic spraying equipment |
Country Status (1)
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| CN (1) | CN2915285Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862717A (en) * | 2009-02-16 | 2010-10-20 | 本田技研工业株式会社 | Electrostatic coating method and electrostatic coating device |
| CN102441512A (en) * | 2010-10-12 | 2012-05-09 | 上海图博可特石油管道涂层有限公司 | Device for spraying internal coatings of small-diameter tubes |
| CN102527581A (en) * | 2010-12-29 | 2012-07-04 | 上海沪能防腐隔热工程技术有限公司 | Paint coating and spraying equipment in large pipeline |
| CN103100508A (en) * | 2011-11-15 | 2013-05-15 | 上海图博可特石油管道涂层有限公司 | Device for spraying powder in oil extraction steel pipe |
| CN103495526A (en) * | 2013-09-18 | 2014-01-08 | 中材科技（苏州）有限公司 | Gas cylinder inner wall oil spraying equipment |
| CN103506235A (en) * | 2013-09-27 | 2014-01-15 | 富蕴县健鑫还原铁铸造有限公司 | Blackwash sprayer used for centrifugal casting pipe |
| CN103657960A (en) * | 2013-12-11 | 2014-03-26 | 大连运明自动化技术有限公司 | Uniform and high-accuracy oil coating device for inner walls of holes |
| CN105834043A (en) * | 2016-04-11 | 2016-08-10 | 南通大学 | Inner hole thermal spraying device and method |
| CN107899893A (en) * | 2017-12-06 | 2018-04-13 | 上海复合材料科技有限公司 | A kind of satellite frame structure long pole inner cavity glue spreading apparatus and application method |
| CN111842038A (en) * | 2020-07-17 | 2020-10-30 | 湖北三江航天险峰电子信息有限公司 | Automatic oiling station of inboard guide rail of special pipeline |
| CN112024309A (en) * | 2020-09-22 | 2020-12-04 | 瑞思泰环保科技(南通)有限公司 | Anticorrosive coating device for inner pipe wall of metal pipeline |
| CN112536174A (en) * | 2020-12-21 | 2021-03-23 | 山东震宇防腐科技有限公司 | Barrel inner wall spraying device and spraying method |
-
2006
- 2006-05-17 CN CN 200620041820 patent/CN2915285Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862717A (en) * | 2009-02-16 | 2010-10-20 | 本田技研工业株式会社 | Electrostatic coating method and electrostatic coating device |
| CN102441512A (en) * | 2010-10-12 | 2012-05-09 | 上海图博可特石油管道涂层有限公司 | Device for spraying internal coatings of small-diameter tubes |
| CN102527581A (en) * | 2010-12-29 | 2012-07-04 | 上海沪能防腐隔热工程技术有限公司 | Paint coating and spraying equipment in large pipeline |
| CN103100508A (en) * | 2011-11-15 | 2013-05-15 | 上海图博可特石油管道涂层有限公司 | Device for spraying powder in oil extraction steel pipe |
| CN103495526A (en) * | 2013-09-18 | 2014-01-08 | 中材科技（苏州）有限公司 | Gas cylinder inner wall oil spraying equipment |
| CN103506235A (en) * | 2013-09-27 | 2014-01-15 | 富蕴县健鑫还原铁铸造有限公司 | Blackwash sprayer used for centrifugal casting pipe |
| CN103657960A (en) * | 2013-12-11 | 2014-03-26 | 大连运明自动化技术有限公司 | Uniform and high-accuracy oil coating device for inner walls of holes |
| CN103657960B (en) * | 2013-12-11 | 2016-01-20 | 大连运明自动化技术有限公司 | The even high accuracy oiling station of a kind of hole inwall |
| CN105834043A (en) * | 2016-04-11 | 2016-08-10 | 南通大学 | Inner hole thermal spraying device and method |
| CN105834043B (en) * | 2016-04-11 | 2018-06-19 | 南通大学 | A kind of endoporus hot spray apparatus and method |
| CN107899893A (en) * | 2017-12-06 | 2018-04-13 | 上海复合材料科技有限公司 | A kind of satellite frame structure long pole inner cavity glue spreading apparatus and application method |
| CN107899893B (en) * | 2017-12-06 | 2019-08-30 | 上海复合材料科技有限公司 | A kind of satellite frame structure long pole inner cavity glue stations and application method |
| CN111842038A (en) * | 2020-07-17 | 2020-10-30 | 湖北三江航天险峰电子信息有限公司 | Automatic oiling station of inboard guide rail of special pipeline |
| CN112024309A (en) * | 2020-09-22 | 2020-12-04 | 瑞思泰环保科技(南通)有限公司 | Anticorrosive coating device for inner pipe wall of metal pipeline |
| CN112536174A (en) * | 2020-12-21 | 2021-03-23 | 山东震宇防腐科技有限公司 | Barrel inner wall spraying device and spraying method |
| CN112536174B (en) * | 2020-12-21 | 2022-11-01 | 山东震宇防腐科技有限公司 | Barrel inner wall spraying method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SEAMOUNTS PETROLEUM INDUSTRY GROUP CO. Free format text: FORMER OWNER: SHANGHAI TUBE-COTE PETROLEUM PIPE COATING CO., LTD. Effective date: 20070601 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070601 Address after: 200949 No. 8889 Hu Tai Road, Shanghai, Baoshan District Patentee after: Hilong Petroleum Industry Group Co., Ltd. Address before: 200941 No. 669 Lok Lok Road, Pu Pu Industrial Park, Shanghai, Baoshan District Patentee before: Shanghai Tube-cote Petroleum Pipe Coating Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070627 Termination date: 20150517 |
|
| EXPY | Termination of patent right or utility model |