CN214682474U - Novel corrosion-resistant tool for inner wall of welded steel pipe - Google Patents
Novel corrosion-resistant tool for inner wall of welded steel pipe Download PDFInfo
- Publication number
- CN214682474U CN214682474U CN202022809508.XU CN202022809508U CN214682474U CN 214682474 U CN214682474 U CN 214682474U CN 202022809508 U CN202022809508 U CN 202022809508U CN 214682474 U CN214682474 U CN 214682474U
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- wall
- shell
- pipe
- spray head
- nozzle
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Abstract
The utility model discloses a new anticorrosion tool for the inner wall of a welded steel pipe, which comprises a spraying gun body with a liquid guide cavity arranged inside, wherein the spraying gun body is connected with a telescopic adjusting pipe and a liquid inlet joint which are communicated with the liquid guide cavity, and the end part of the telescopic adjusting pipe far away from the spraying gun body is detachably connected with a spray head; the spray head comprises a spray head connecting shell connected with the telescopic adjusting pipe and a nozzle shell rotationally connected with the spray head connecting shell, a plurality of spray holes are uniformly formed in the outer wall of the nozzle shell, a rotational adjusting part which is driven to rotate by liquid flowing in the nozzle connecting shell is rotationally arranged in the spray head connecting shell, a transmission part is connected between the rotational adjusting part and the inner wall of the nozzle shell, and the nozzle shell rotates around the spray head connecting shell by the power generated by the rotation of the rotational adjusting part; compared with the prior art, the utility model, can be even at pipeline inner wall spraying one deck protective layer.
Description
Technical Field
The utility model relates to a pipeline corrosion prevention tool technical field, concretely relates to anticorrosive new instrument of welding steel pipe inner wall.
Background
The traditional method for preventing the corrosion of the inner wall of the pipeline is to pour paint into the pipeline from one side of the pipeline and prevent the corrosion of the inner wall in a pipeline rolling mode. The method has the problems of low corrosion prevention efficiency of the inner wall of the pipeline and uneven paint layer of the inner wall of the pipeline in the process of performing corrosion prevention treatment on the inner wall of the pipeline.
In order to solve the problems, a spraying gun body is adopted at present, an oil pump provides power, paint in a hose and an oil drum is pumped into the spraying gun body through the hose to enable the paint to be sprayed out of a nozzle fixedly connected with the spraying gun body, and the nozzle extends into a pipeline to spray paint on the inner wall of the pipeline for corrosion prevention.
Because the nozzle adopts the fixed mode, when the paint surface scattering surface that its nozzle jetted out is not big enough, still can lead to the inhomogeneous problem of pipeline inner wall lacquer layer easily.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model aims to provide a new anticorrosive instrument of welding steel pipe inner wall to among the solution prior art, it is anticorrosive to the pipeline inner wall, because of the inhomogeneous not good problem of anticorrosive effect that leads to of lacquer layer.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel anticorrosion tool for the inner wall of a welded steel pipe comprises a spraying gun body with a liquid guide cavity arranged inside, wherein a telescopic adjusting pipe and a liquid inlet joint which are communicated with the liquid guide cavity are connected to the spraying gun body, and the end part, far away from the spraying gun body, of the telescopic adjusting pipe is detachably connected with a spray head;
the shower nozzle includes the shower nozzle link casing that links to each other with flexible control tube and rotates the continuous nozzle shell with the shower nozzle link casing, and evenly open on the nozzle shell outer wall has a plurality of orifices, and shower nozzle link casing internal rotation is provided with the liquid drive pivoted rotation regulation portion with it flows in, rotates and is connected with transmission portion between regulation portion and the nozzle shell inner wall, and transmission portion makes the nozzle shell rotate around the shower nozzle link casing with rotation regulation portion pivoted power.
Compared with the prior art, the utility model discloses following beneficial effect has:
the anti-corrosion tool for the inner wall of the welded steel pipe inserts the spray head into the pipeline, and the proper length is adjusted by the telescopic adjusting pipe; high-pressure paint is connected to the liquid inlet joint, and the high-pressure paint sequentially passes through the liquid guide cavity and the telescopic adjusting pipe and then is led into the spray nozzle connecting shell, the flowing high-pressure paint drives the rotating adjusting part to rotate to enable the spray nozzle shell to rotate around the spray nozzle connecting shell through the transmission part, the paint is sprayed out from the spray holes, the spray nozzle shell adopts a rotating mode to enable the paint to be uniformly sprayed on the inner wall of the pipeline, and the inner wall of the pipeline forms a uniform paint layer.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a cross-sectional view of the sprinkler head of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments:
reference numerals in the drawings of the specification include: the spraying gun comprises a spraying gun body 1, a telescopic adjusting pipe 2, a liquid inlet joint 3, a spray head 4, a spray head connecting shell 41, a spray nozzle shell 42, a spray hole 43, a rotating shaft 44, an impeller 45, a transmission shaft 46, a driving bevel gear 47, a driven bevel gear 48, a large pipe 21, a small pipe 22, a liquid isolating block 5, a pressurizing part 6, a take-up pulley 7, a guide ring 8, a traction wire 9 and a support rod 10.
With reference to fig. 1 and 2, an embodiment of the present invention provides a new tool for corrosion prevention of an inner wall of a welded steel pipe, including a spray gun body 1 with a liquid guide cavity therein, wherein the spray gun body 1 is connected with a telescopic adjusting pipe 2 and a liquid inlet joint 3 which are communicated with the liquid guide cavity, the end of the telescopic adjusting pipe 2 away from the spray gun body 1 is detachably connected with a spray head 4, and the detachable connection mode can be a threaded connection; the nozzle 4 comprises a nozzle connecting shell 41 connected with the telescopic adjusting pipe 2 and a nozzle shell 42 rotationally connected with the nozzle connecting shell 41, a plurality of spray holes 43 are uniformly formed in the outer wall of the nozzle shell 42, a rotational adjusting part driven to rotate by liquid flowing in the nozzle connecting shell 41 is rotationally arranged in the nozzle connecting shell 41, a transmission part is connected between the rotational adjusting part and the inner wall of the nozzle shell 42, and the transmission part enables the nozzle shell 42 to rotate around the nozzle connecting shell 41 by the rotational power of the rotational adjusting part.
According to the anti-corrosion tool for the inner wall of the welded steel pipe, the spray head 4 is inserted into the pipeline, and the proper length is adjusted by the telescopic adjusting pipe 2; high-pressure paint is connected to the liquid inlet joint 3, and the high-pressure paint sequentially passes through the liquid guide cavity and the telescopic adjusting pipe 2 and then is led into the spray head connecting shell 41, the flowing high-pressure paint drives the rotating adjusting part to rotate to enable the spray nozzle shell 42 to rotate around the spray head connecting shell 41 through the transmission part, the paint is sprayed out from the spray holes 43, the spray nozzle shell 42 adopts a rotating mode to enable the paint to be uniformly sprayed on the inner wall of the pipeline, and the inner wall of the pipeline forms a uniform paint layer.
As shown in fig. 2, according to another embodiment of the present invention, the new tool for corrosion prevention of inner wall of welded steel pipe further comprises a rotation adjusting part and a transmission part, wherein the rotation adjusting part comprises a rotation shaft 44 vertically arranged with the flowing direction of the liquid in the nozzle connecting shell 41, the rotation shaft 44 is rotatably connected with the inner wall of the nozzle connecting shell 41, the impeller 45 is fixedly sleeved on both sides of the rotation shaft 44, and the transmission part is connected between the middle part of the rotation shaft 44 and the inner wall of the nozzle shell 42.
The high-pressure paint enters the nozzle connecting shell 41 and impacts the two impellers 45, so that the two impellers 45 drive the rotating shaft 44 to rotate, the rotating shaft 44 drives the nozzle shell 42 to rotate through the transmission part, and the paint is uniformly sprayed on the inner wall of the pipeline.
The adopted transmission part comprises a transmission shaft 46 fixedly connected with the inner wall of the nozzle shell 42, the transmission shaft 46 is arranged along the axial lead direction in the nozzle shell 42, the middle part of the rotating shaft 44 is fixedly sleeved with a driving bevel gear 47, and the driving bevel gear 47 is meshed with a driven bevel gear 48 fixedly connected with the transmission shaft 46.
The rotation of the rotation shaft 44 causes the rotation of the driving bevel gear 47 to drive the rotation of the driven bevel gear 48, and the driven bevel gear 48 causes the nozzle housing 42 to rotate around the nozzle connecting housing 41 through the transmission shaft 46, thereby causing the paint to be uniformly sprayed on the inner wall of the pipeline.
Further, a support ring is rotatably sleeved on the outer side of the transmission shaft 46, and the support ring is fixedly connected with the inner wall of the nozzle connecting casing 41 through a plurality of support rods 10.
Combine fig. 1 and fig. 2, according to the utility model discloses an another embodiment, a new anticorrosive instrument of welding steel pipe inner wall, still include the configuration optimization to flexible control tube 2, flexible control tube 2 of adoption includes large pipe 21 and tubule 22, the one end of large pipe 21 is established with the one end sliding sleeve of tubule 22 and is connected, the other end of large pipe 21 links to each other with the spraying rifle body 1, the other end of tubule 22 links to each other with shower nozzle connection shell 41, and be connected with the shrink between the spraying rifle body 1 and large pipe 21 and the tubule 22 and pull the subassembly, be provided with the pressurization regulation structure that is located between the inlet of shower nozzle connection shell 41 and the pivot 44 in the shower nozzle connection shell 41, the liquid pressurization that the pressurization of flow is in order to accelerate two impellers 45's rotational speed in the shower nozzle connection shell 41 is adjusted to the pressurization.
With the leading-in spraying rifle body 1 of high pressure paint, adjust the structure through the pressurization after in the leading-in shower nozzle connecting shell 41 of high pressure paint pressurizes to make the impact force to two impeller 45 bigger, two impeller 45 pivoted speeds are faster, make the slew velocity of nozzle shell 42 faster, paint high efficiency and even injection on the pipeline inner wall.
The pressurization that adopts is adjusted the structure and is included liquid proof piece 5 on the shower nozzle connection shell 41 inner wall including fixed connection, is formed with on the liquid proof piece 5 towards the protruding and two pressure boost portion 6 that all are hopper-shaped of pivot 44 direction, and two pressure boost portion 6 one-to-one just are arranged two impellers 45.
The high-pressure paint entering the nozzle connecting shell 41 impacts the liquid isolating block 5, and is throttled and pressurized through the structure of the two pressurizing parts 6, so that the impact force of the paint on the two impellers 45 is larger, the rotating speed of the two impellers 45 is higher, the rotating speed of the nozzle shell 42 is higher, and the paint is more efficiently and uniformly sprayed on the inner wall of the pipeline; meanwhile, paint impacts on the liquid isolating block 5 to form a forward thrust, so that the small pipe 22 and the large pipe 21 move relatively, the small pipe 22 moves in a direction away from the large pipe 21, and the length of the telescopic adjusting pipe 2 is lengthened; before the spray painting is started, a worker can place the nozzle shell 42 at one end of the pipeline, and then the telescopic adjusting pipe 2 is gradually lengthened while the nozzle shell 42 rotates to spray liquid, so that the spray painting work is automatically performed on the inner wall of the pipeline from one end to the other end; after painting is completed, the small pipe 22 is moved in the large pipe 21 in the opposite direction by retracting the drawing assembly, and then the spray head 4 can be quickly removed from the pipeline.
As shown in fig. 1, according to the utility model discloses a new anticorrosive instrument of welding steel pipe inner wall, still include the configuration optimization who draws the subassembly to the shrink, the shrink of adoption draws the subassembly to include that the guide ring 8 of rotating take-up pulley 7 and fixed connection on the outer wall of spray gun body 1 is connected on the shower nozzle connecting shell 41 outer wall, is connected with the fixed many circles of pull wire 9 of back winding on the take-up pulley 7, and the one end that the pull wire 9 kept away from the take-up pulley 7 passes behind the guide ring 8 and links to each other fixedly with the one end that the big pipe 21 links to each other with tubule 22 with the tubule 22.
When the spray head 4 starts to spray paint, the small pipe 22 moves towards the direction far away from the large pipe 21, and the small pipe 22 enables the take-up pulley 7 to pay off through the traction wire 9; after the paint spraying is finished, the wire take-up wheel 7 is rotated reversely to enable the wire take-up wheel 7 to take up the wire, so that the small pipe 22 moves towards the direction close to the large pipe 21 through the traction wire 9, and the length of the telescopic adjusting pipe 2 is shortened.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (6)
1. A new anticorrosion tool for the inner wall of a welded steel pipe comprises a spraying gun body internally provided with a liquid guide cavity, and is characterized in that the spraying gun body is connected with a telescopic adjusting pipe and a liquid inlet joint which are communicated with the liquid guide cavity, and the end part of the telescopic adjusting pipe, far away from the spraying gun body, is detachably connected with a spray head;
the shower nozzle includes the shower nozzle link casing that links to each other with flexible control tube and rotates the continuous nozzle shell with the shower nozzle link casing, and evenly open on the nozzle shell outer wall has a plurality of orifices, and shower nozzle link casing internal rotation is provided with the liquid drive pivoted rotation regulation portion with it flows in, rotates and is connected with transmission portion between regulation portion and the nozzle shell inner wall, and transmission portion makes the nozzle shell rotate around the shower nozzle link casing with rotation regulation portion pivoted power.
2. The new corrosion prevention tool for the inner wall of the welded steel pipe as claimed in claim 1, wherein: the rotation adjusting part comprises a rotating shaft which is vertically arranged in the flowing direction of liquid in the spray head connecting shell, the rotating shaft is connected with the inner wall of the spray head connecting shell in a rotating mode, impellers are fixedly sleeved on two sides of the rotating shaft, and the transmission part is connected between the middle of the rotating shaft and the inner wall of the nozzle shell.
3. The new corrosion prevention tool for the inner wall of the welded steel pipe as claimed in claim 2, wherein: the transmission part comprises a transmission shaft fixedly connected with the inner wall of the nozzle shell, the transmission shaft is arranged along the axial lead direction in the nozzle shell, a driving bevel gear is fixedly sleeved in the middle of the transmission shaft, and a driven bevel gear fixedly connected with the transmission shaft is meshed with the driving bevel gear.
4. The new corrosion prevention tool for the inner wall of the welded steel pipe as claimed in claim 2, wherein: the telescopic adjusting pipe comprises a large pipe and a small pipe, one end of the large pipe is connected with one end of the small pipe in a sliding sleeved mode, the other end of the large pipe is connected with the spraying gun body, the other end of the small pipe is connected with the spray head connecting shell, a contraction traction assembly is connected between the spraying gun body and the large pipe and between the spraying gun body and the small pipe, a pressurization adjusting structure located between a liquid inlet of the spray head connecting shell and the rotating shaft is arranged in the spray head connecting shell, and the pressurization adjusting structure pressurizes liquid flowing in the spray head connecting shell so as to accelerate the rotating speed of the two impellers.
5. The new anticorrosion tool for the inner wall of the welded steel pipe as claimed in claim 4, wherein: the pressurizing adjusting structure comprises a liquid isolating block fixedly connected to the inner wall of the nozzle connecting shell, two pressurizing parts which are protruded towards the direction of the rotating shaft and are funnel-shaped are formed on the liquid isolating block, and the two pressurizing parts are arranged opposite to the two impellers in a one-to-one correspondence mode.
6. The new anticorrosion tool for the inner wall of the welded steel pipe as claimed in claim 4, wherein: the contraction traction assembly comprises a take-up pulley and a guide ring, wherein the take-up pulley is rotatably connected to the outer wall of the spraying gun body, the guide ring is fixedly connected to the outer wall of the spray head connecting shell, a plurality of circles of traction wires are wound on the take-up pulley after being fixed, and one end, far away from the take-up pulley, of the traction wire is fixedly connected with one end, connected with the small pipe, of the large pipe after penetrating through the guide ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022809508.XU CN214682474U (en) | 2020-11-27 | 2020-11-27 | Novel corrosion-resistant tool for inner wall of welded steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022809508.XU CN214682474U (en) | 2020-11-27 | 2020-11-27 | Novel corrosion-resistant tool for inner wall of welded steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214682474U true CN214682474U (en) | 2021-11-12 |
Family
ID=78556480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022809508.XU Withdrawn - After Issue CN214682474U (en) | 2020-11-27 | 2020-11-27 | Novel corrosion-resistant tool for inner wall of welded steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214682474U (en) |
-
2020
- 2020-11-27 CN CN202022809508.XU patent/CN214682474U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20211112 Effective date of abandoning: 20230526 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20211112 Effective date of abandoning: 20230526 |