CN115532489A - Cantilever supporting device for spraying inside steel pipe - Google Patents
Cantilever supporting device for spraying inside steel pipe Download PDFInfo
- Publication number
- CN115532489A CN115532489A CN202211264769.5A CN202211264769A CN115532489A CN 115532489 A CN115532489 A CN 115532489A CN 202211264769 A CN202211264769 A CN 202211264769A CN 115532489 A CN115532489 A CN 115532489A
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- CN
- China
- Prior art keywords
- spraying
- steel pipe
- spraying rod
- cantilever
- support device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
Abstract
The invention discloses a cantilever supporting device for spraying inside a steel pipe, which comprises a base, a guide roller, a walking trolley, an adjusting mechanism and a spraying rod, wherein the base is provided with a plurality of guide rollers; the top of the head end of the base is provided with a guide roller for driving the steel pipe to rotate; the travelling trolley is arranged at the tail end of the base, a supporting plate is arranged at the top end of the travelling trolley, an adjusting mechanism is arranged on the supporting plate, the output end of the adjusting mechanism is connected with the tail end of the spraying rod, and the head end of the spraying rod extends into the steel pipe and is provided with a spray head; the diameter of the head end of the spraying rod is smaller than that of the tail end of the spraying rod. The spraying device is simple in structure and convenient to use, and can greatly improve the spraying uniformity of the inner wall of the steel pipe.
Description
Technical Field
The invention belongs to the technical field of steel pipe processing, and particularly relates to a cantilever supporting device for spraying inside a steel pipe.
Background
At present, the inner wall of a steel pipe used as a gas-liquid conveying or structural pipe needs to be sprayed with an antirust treatment before use, and particularly, the spraying operation needs to be performed by a spraying device for a steel pipe with a larger diameter. When longer steel pipe is being sprayed, just need adopt longer spraying pole to carry out the operation, because the spraying pole that uses at present all adopts the member that both ends thickness is unanimous around, this front end portion that will lead to spraying pole can hang down to can't carry out even spraying to the steel pipe inner wall.
Therefore, how to provide an internal spraying device for a steel pipe, which can improve the spraying uniformity, is a problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a cantilever supporting device for spraying inside a steel pipe, which is simple in structure and convenient to use and can greatly improve the spraying uniformity of the inner wall of the steel pipe.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a spraying cantilever strutting arrangement in steel pipe, includes: the spraying device comprises a base, a guide roller, a walking trolley, an adjusting mechanism and a spraying rod; the top of the head end of the base is provided with a guide roller for driving the steel pipe to rotate; the travelling trolley is arranged at the tail end of the base, a supporting plate is mounted at the top end of the travelling trolley, an adjusting mechanism is mounted on the supporting plate, the output end of the adjusting mechanism is connected with the tail end of the spraying rod, and the head end of the spraying rod extends into the steel pipe and is provided with a spray head; the diameter of the head end of the spraying rod is smaller than that of the tail end of the spraying rod.
Furthermore, the diameter of the head end of the spraying rod is 70-90 mm, and the diameter of the tail end of the spraying rod is not less than 300mm.
Furthermore, the diameter of the tail end of the spraying rod is 450-500 mm.
Furthermore, adjustment mechanism includes driving motor and speed reducer, driving motor's output with the speed reducer links to each other, the output of speed reducer pass through the pivot with the spraying pole links to each other.
Further, the spraying rod is a circular, regular hexagonal or regular octagonal hollow rod.
Furthermore, the inner part of the spraying rod is transversely and longitudinally connected with reinforcing plates, and the reinforcing plates are of hollow structures.
Furthermore, the thickness of the reinforcing plate is 5-7 mm.
Furthermore, wheels are installed at the bottom end of the walking trolley and driven by a servo motor, gear teeth are sleeved on the wheels, and a rack matched with the gear is arranged on the base.
Furthermore, a balancing weight is arranged at the tail end of the top of the walking trolley.
Furthermore, the head end and the tail end of steel pipe all are provided with the spraying and collect the storehouse, the gyro wheel is installed to spraying collection storehouse bottom.
The invention has the beneficial effects that:
the spraying rod is simple in structure and convenient to use, the diameter of the head end of the spraying rod is smaller than that of the tail end of the spraying rod, so that the head end of the spraying rod is not easy to droop, a spray head can be maintained at the axis position of a steel pipe, and the spraying uniformity of the inner wall of the steel pipe can be greatly improved; and the inclination angle of the spraying rod can be adjusted through the adjusting mechanism, so that the concentricity of the spray head and the steel pipe is adjusted, and the spraying uniformity of the inner wall of the steel pipe is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a spray bar according to the present invention;
FIG. 3 is a schematic cross-sectional view of a spray bar of the present invention;
FIG. 4 is another schematic cross-sectional view of a spray bar of the present invention;
fig. 5 is a schematic structural view of the reinforcing plate of the present invention.
Wherein, in the figure:
1-a base; 2-guide rollers; 3-a walking trolley; 4-an adjustment mechanism; 5-spraying a rod; 6-a support plate; 7-a spray head; 8-a reinforcing plate; 9-a wheel; 10-a balancing weight; 11-a paint bucket; 12-a telescopic rod; 13-spray collection bin; 14-steel pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a cantilever support device for spraying inside a steel pipe, comprising: the spraying device comprises a base 1, a guide roller 2, a walking trolley 3, an adjusting mechanism 4 and a spraying rod 5; the top of the head end of the base 1 is provided with a guide roller 2 for driving the steel pipe 14 to rotate; the travelling trolley 3 is arranged at the tail end of the base 1, a supporting plate 6 is installed at the top end of the travelling trolley 3, an adjusting mechanism 4 is installed on the supporting plate 6, the output end of the adjusting mechanism 4 is connected with the tail end of the spraying rod 5, and the head end of the spraying rod 5 extends into the steel pipe 14 and is provided with a spray head 7; the diameter of the head end of the spraying rod 5 is smaller than that of the tail end of the spraying rod 5.
In this embodiment, the diameter of the head end of the spraying rod 5 is 70-90 mm, and the diameter of the tail end of the spraying rod 5 is not less than 300mm. Preferably, the diameter of the tail end of the spraying rod 5 is 450-500 mm. The length of the spraying rod 5 is about 16m, the diameter of the head end of the spraying rod is far smaller than the diameter of the tail end of the spraying rod 5, so that the weight of the head end of the spraying rod 5 is smaller, the head end of the spraying rod 5 is not easy to droop, the spray head 7 can be maintained at the axis position of the steel pipe 14, and the spraying uniformity of the inner wall of the steel pipe 14 can be greatly improved.
The adjusting mechanism 4 comprises a driving motor and a speed reducer, the output end of the driving motor is connected with the speed reducer, and the output end of the speed reducer is connected with the spraying rod 5 through a rotating shaft.
Referring to fig. 3 and 4, the spray bar 5 is a hollow bar having a circular shape, a regular hexagonal shape or a regular octagonal shape.
Referring to fig. 2 and 5, the reinforcing plates 8 are transversely and longitudinally connected inside the spraying rod 5, the reinforcing plates 8 are of hollow structures, the weight of the reinforcing plates is reduced on the basis of ensuring the connection strength, and the spraying rod 5 can be prevented from shaking left and right. The thickness of the reinforcing plate 8 is 5 to 7mm, preferably 6mm. The reinforcing plate 8 is made of spring steel and has certain ductility.
In the embodiment, the bottom end of the walking trolley 3 is provided with a wheel 9, the wheel 9 is driven by a servo motor, the wheel 9 is sleeved with gear teeth, the surface of the base 1 is smooth, and the top end of the base is provided with a rack matched with the gear. Under the drive of the driving motor, the gear rolls along the gear, so that the vibration of the spraying rod 5 can be greatly reduced, and the spraying rod is not easy to slip when being started instantaneously, thereby ensuring the uniformity of the inner wall spraying of the steel pipe 14.
Because the length of the spraying rod 5 is longer, a balancing weight 10 is arranged at the tail end of the top of the walking trolley 3, so that the trolley is prevented from toppling.
In this embodiment, a paint bucket 11 is disposed above the traveling carriage 3, and the paint bucket 11 is connected to the spray head 7 through a pipeline for providing sufficient paint.
In the embodiment, the top of the head end of the walking trolley 3 is hinged with a telescopic rod 12, and the top end of the telescopic rod 12 is hinged with the spraying rod 5 and used for supporting the spraying rod 5.
In this embodiment, the head end and the tail end of steel pipe 14 all are provided with spraying collection storehouse 13 for collect the coating spraying that 14 head ends of steel pipe and tail end spill over, the gyro wheel is installed to spraying collection storehouse 13 bottom, makes things convenient for spraying to collect storehouse 13's removal.
The spraying rod is simple in structure and convenient to use, the diameter of the head end of the spraying rod is smaller than that of the tail end of the spraying rod, so that the head end of the spraying rod is not easy to droop, a spray head can be maintained at the axis position of a steel pipe, and the spraying uniformity of the inner wall of the steel pipe can be greatly improved; and can adjust the inclination of spraying pole through adjustment mechanism to the concentricity of adjustment shower nozzle and steel pipe has further improved the degree of consistency of steel pipe inner wall spraying.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a spraying cantilever strutting arrangement in steel pipe which characterized in that includes: the spraying device comprises a base, a guide roller, a walking trolley, an adjusting mechanism and a spraying rod; the top of the head end of the base is provided with a guide roller for driving the steel pipe to rotate; the travelling trolley is arranged at the tail end of the base, a supporting plate is mounted at the top end of the travelling trolley, an adjusting mechanism is mounted on the supporting plate, the output end of the adjusting mechanism is connected with the tail end of the spraying rod, and the head end of the spraying rod extends into the steel pipe and is provided with a spray head; the diameter of the head end of the spraying rod is smaller than that of the tail end of the spraying rod.
2. The cantilever support device for spraying inside a steel pipe as claimed in claim 1, wherein the diameter of the head end of the spraying rod is 70-90 mm, and the diameter of the tail end of the spraying rod is not less than 300mm.
3. The cantilever support device for spraying inside a steel pipe as claimed in claim 2, wherein the diameter of the tail end of the spraying rod is 450-500 mm.
4. The support device for the cantilever for spraying inside the steel pipe as claimed in claim 1, wherein the adjusting mechanism comprises a driving motor and a speed reducer, the output end of the driving motor is connected with the speed reducer, and the output end of the speed reducer is connected with the spraying rod through a rotating shaft.
5. The spray cantilever support device in steel pipe of claim 1 or 3, wherein the spray bar is a circular, regular hexagonal or regular octagonal hollow bar.
6. The support device for the cantilever sprayed inside the steel pipe according to claim 1, wherein the spraying rod is internally connected with reinforcing plates in the transverse direction and the longitudinal direction, and the reinforcing plates are hollow structures.
7. The cantilever support device for spraying inside of a steel pipe as claimed in claim 6, wherein the thickness of the reinforcing plate is 5-7 mm.
8. The support device for the cantilever for spraying inside the steel pipe as claimed in claim 1, wherein the bottom end of the walking trolley is provided with a wheel, the wheel is driven by a servo motor, the wheel is sleeved with gear teeth, and the base is provided with a rack matched with the gear.
9. The cantilever support device for spraying inside steel pipes of claim 1 or 8, wherein the tail end of the top of the walking trolley is provided with a counterweight.
10. The support device for the cantilever used for spraying inside of the steel pipe as claimed in claim 1, wherein the head end and the tail end of the steel pipe are provided with a spray collection bin, and the bottom end of the spray collection bin is provided with a roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211264769.5A CN115532489A (en) | 2022-10-17 | 2022-10-17 | Cantilever supporting device for spraying inside steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211264769.5A CN115532489A (en) | 2022-10-17 | 2022-10-17 | Cantilever supporting device for spraying inside steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115532489A true CN115532489A (en) | 2022-12-30 |
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ID=84735242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211264769.5A Pending CN115532489A (en) | 2022-10-17 | 2022-10-17 | Cantilever supporting device for spraying inside steel pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN115532489A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2416319Y (en) * | 2000-03-31 | 2001-01-24 | 苏继坤 | Special plastic steel pipe |
| CN2505671Y (en) * | 2001-10-19 | 2002-08-14 | 张新靠 | Improvement of plastic tube structure |
| CN2877889Y (en) * | 2006-01-25 | 2007-03-14 | 国营红阳机械厂 | Revolving body inner and outer surface spraying machine |
| CN101602034A (en) * | 2009-07-13 | 2009-12-16 | 清华大学 | Inner-wall spraying robot system and inner wall spraying method |
| CN203695284U (en) * | 2013-12-06 | 2014-07-09 | 天津市天环精细化工研究所 | Automatic spraying device for catalysts |
| CN105327814A (en) * | 2015-10-13 | 2016-02-17 | 湖州优创科技有限公司 | Release agent spraying device with adjustable angle |
| CN205462915U (en) * | 2016-04-07 | 2016-08-17 | 中原管道制造有限公司 | Epoxy powder spraying equipment in large -diameter steel pipe |
| CN209918156U (en) * | 2019-04-30 | 2020-01-10 | 潍坊市长胜管业有限公司 | Efficient spraying equipment for inside and outside of pipe |
| CN113510028A (en) * | 2021-05-25 | 2021-10-19 | 哈尔滨工业大学 | Pipeline spraying robot and spraying method for inner wall of special-shaped variable-cross-section bent pipeline |
-
2022
- 2022-10-17 CN CN202211264769.5A patent/CN115532489A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2416319Y (en) * | 2000-03-31 | 2001-01-24 | 苏继坤 | Special plastic steel pipe |
| CN2505671Y (en) * | 2001-10-19 | 2002-08-14 | 张新靠 | Improvement of plastic tube structure |
| CN2877889Y (en) * | 2006-01-25 | 2007-03-14 | 国营红阳机械厂 | Revolving body inner and outer surface spraying machine |
| CN101602034A (en) * | 2009-07-13 | 2009-12-16 | 清华大学 | Inner-wall spraying robot system and inner wall spraying method |
| CN203695284U (en) * | 2013-12-06 | 2014-07-09 | 天津市天环精细化工研究所 | Automatic spraying device for catalysts |
| CN105327814A (en) * | 2015-10-13 | 2016-02-17 | 湖州优创科技有限公司 | Release agent spraying device with adjustable angle |
| CN205462915U (en) * | 2016-04-07 | 2016-08-17 | 中原管道制造有限公司 | Epoxy powder spraying equipment in large -diameter steel pipe |
| CN209918156U (en) * | 2019-04-30 | 2020-01-10 | 潍坊市长胜管业有限公司 | Efficient spraying equipment for inside and outside of pipe |
| CN113510028A (en) * | 2021-05-25 | 2021-10-19 | 哈尔滨工业大学 | Pipeline spraying robot and spraying method for inner wall of special-shaped variable-cross-section bent pipeline |
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Address after: 062650 Plant area of No. 1 Petroleum Machinery Plant, Qingzhou Town, Qingxian County, Cangzhou, Hebei Province Applicant after: Hebei Jierui Technology Co.,Ltd. Address before: 062650 east side of national highway 104, North intersection of linquetun village, zhouguantun Town, Qing County, Cangzhou City, Hebei Province Applicant before: Hebei Jierui Technology Co.,Ltd. |