CN213194248U - Nodular cast iron pipe inner wall spraying equipment - Google Patents
Nodular cast iron pipe inner wall spraying equipment Download PDFInfo
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- CN213194248U CN213194248U CN202021501581.4U CN202021501581U CN213194248U CN 213194248 U CN213194248 U CN 213194248U CN 202021501581 U CN202021501581 U CN 202021501581U CN 213194248 U CN213194248 U CN 213194248U
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- iron pipe
- spraying
- pipe inner
- cast iron
- wall
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Abstract
The utility model belongs to the technical field of nodular cast iron pipe processing device and specifically relates to a nodular cast iron pipe inner wall spraying equipment, including high-pressure spraying pump, spraying pipeline, honeycomb duct, the shower nozzle that communicates in proper order, a pot head of honeycomb duct connection spraying pipeline is equipped with can spacing gliding adjusting handle, the honeycomb duct has set firmly the baffle with the shower nozzle junction, the shower nozzle is rotatable to be located on the baffle through the bearing, erect articulated support between adjusting handle and the baffle, the end of support is equipped with the gyro wheel. The utility model provides a pair of nodular cast iron pipe inner wall spraying equipment makes nodular cast iron pipe inner wall coating film evenly level and smooth after the spraying, and no pinhole, bubble corrugate, phenomenons such as crackle.
Description
Technical Field
The utility model belongs to the technical field of nodular cast-iron pipe processing device and specifically relates to a nodular cast-iron pipe inner wall spraying equipment.
Background
The centrifugal nodular cast iron pipe has the advantages of thin pipe wall, good toughness, high strength, corrosion resistance and the like, adopts a flexible interface, is convenient to construct, safe to operate, has mechanical properties close to those of a steel pipe, has corrosion resistance superior to that of the steel pipe, and is the most international water delivery pipe. Because the ductile cast iron pipe has good corrosion resistance, the requirements of water supply and drainage engineering can be met only by adopting the traditional anticorrosive coating of the ductile cast iron pipe, namely spraying zinc on the outer surface, then spraying solvent-based anticorrosive paint on the outer surface and taking cement mortar as an anticorrosive lining on the inner surface. But contains H for transporting domestic sewage, industrial wastewater, seawater, etc2S 、CO2、O2And other soil or medium solutions with stronger corrosion resistance such as acid, alkali, salt and the like have no corrosion resistance and poor wear resistance.
The polyurethane anticorrosive coating of the ball casting pipe has the advantages of high mechanical strength, good chemical stability, tough, wear-resistant and bending-resistant coating, no damage or crack, good thermal stability, no degradation at high temperature and wide use temperature range; the coating has the advantages of strong adhesive force, no peeling caused by collision impact on the pipe, good corrosion resistance and the like, is particularly suitable for sewage and middle water delivery engineering with serious corrosion, has the problems of pinholes, bubbles, blisters, wrinkles, cracks and the like after being sprayed by inner wall spraying equipment in the prior art, and can not meet the application requirements.
Disclosure of Invention
The utility model aims at providing a nodular cast iron pipe inner wall spraying equipment for inner wall coating film is even level and smooth, no pinhole, and the bubble, the blister corrugates, phenomenons such as crackle.
In order to realize the purpose of the invention, the utility model adopts the following technical scheme:
the utility model provides a nodular cast iron pipe inner wall spraying equipment is including high-pressure spraying pump, spraying pipeline, honeycomb duct, the shower nozzle that communicates in proper order, the pot head of honeycomb duct connection spraying pipeline is equipped with spacing gliding adjusting handle, the honeycomb duct has set firmly the baffle with the shower nozzle junction, the shower nozzle passes through the bearing and is rotatable to be located on the baffle, erect articulated support between adjusting handle and the baffle, the end of support is equipped with the gyro wheel.
Furthermore, the adjusting hand wheel is in threaded connection with the flow guide pipe.
Furthermore, a traction rope is sleeved on the adjusting hand wheel, and the other end of the traction rope is externally connected with a winch.
Further, the spraying pipeline is a high-pressure hose.
Further, the honeycomb duct is a hard pipeline.
Furthermore, the shower nozzle includes the nozzle of turning round with baffle swivelling joint and vertical fixation on the turning round, the nozzle is high pressure atomizing nozzle, the quantity of nozzle is 2 or more than 2.
Advantageous effects
The utility model discloses carry coating to the pipeline through high pressure hose, at the coating of shower nozzle formation high pressure, the nozzle forms atomizing air current and acts on the cast tube surface, and the nozzle can realize 360 rotations under the compressed air effect, with the even spraying of coating to the cast tube pipe wall, the terminal gyro wheel of support offsets with nodular cast iron pipe inner wall and leans on, the cover is equipped with the haulage rope on the adjusting handle, the external hoist engine of the other end of haulage rope, the spraying device is at the inside pipe wall uniform velocity motion under the hoist engine pulling force effect, and the nozzle is rotatory simultaneously, spouts on one side and advances, evenly with the coating spraying at nodular cast iron pipe inner wall.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
In the concrete implementation, as shown in fig. 1, the spraying equipment for the inner wall of the ductile cast iron pipe has the advantages that when in implementation, a spray coating device for the inner wall of a nodular cast iron pipe comprises a high-pressure spray coating pump 1 which is externally connected with a compressed air source 2, the coating is pumped by high pressure pneumatic pump, the pump pipe is communicated with the spraying pipeline 3, the guide pipe 4 and the spray head 5 in turn, wherein the spraying pipeline is a high-pressure hose, the guide pipe is a hard pipeline, one end of the guide pipe 4 connected with the spraying pipeline is sleeved with an adjusting hand wheel 6 which can slide in a limiting way, the adjusting hand wheel 6 is in threaded connection with the flow guide pipe 4, a baffle 7 is fixedly arranged at the connection part of the flow guide pipe 4 and the spray head 5, the spray head 5 is rotatably arranged on the baffle 7 through a bearing, specifically, the spray head 5 comprises a rotary head 51 rotatably connected with the baffle and a nozzle 52 vertically fixed on the rotary head 51, and the nozzle 52 is a high-pressure atomizing nozzle. A hinged support 8 is erected between the adjusting hand wheel 6 and the baffle 7, a roller 9 is arranged at the tail end of the support 8, and the roller 9 abuts against the inner wall of the nodular cast iron pipe during operation. The adjusting hand wheel 6 is sleeved with a traction rope, and the other end of the traction rope is externally connected with a winch (not shown in the figure).
During implementation, before spraying, the pipeline spraying support 8 is adjusted through the adjusting hand wheel 6, so that the spraying support 7 is tightly attached to the inner wall of the cast pipe, and the optimal spraying distance between the nozzle 52 and the inner wall of the cast pipe is ensured; the spray pattern is adjusted by adjusting the nozzle 52. The inner wall spraying device adopts a spraying pump 1 for spraying, the high-pressure coating is conveyed to a pipeline sprayer through a high-pressure hose to form high-pressure coating, atomized airflow is formed at a spraying port and acts on the surface of the cast pipe, and a spray head 5 can rotate 360 degrees under the action of compressed air to uniformly spray the coating on the wall of the cast pipe. The spray head 5 is provided with two or more spray nozzles 52, the cast pipe is fixed during spraying, the roller 9 at the tail end of the spraying bracket 8 moves at a constant speed on the inner wall of the pipe under the action of the pulling force of the winch, and simultaneously the spray head rotates and advances while spraying.
Claims (6)
1. The utility model provides a nodular cast iron pipe inner wall spraying equipment, its characterized in that, including high-pressure spraying pump, spraying pipeline, honeycomb duct, the shower nozzle that communicates in proper order, the pot head that honeycomb duct connects spraying pipeline is equipped with can spacing gliding adjusting handle, the honeycomb duct has set firmly the baffle with the shower nozzle junction, the shower nozzle is rotatable to be located on the baffle through the bearing, erect articulated support between adjusting handle and the baffle, the end of support is equipped with the gyro wheel.
2. The ductile iron pipe inner wall spray coating apparatus according to claim 1, wherein said adjusting hand wheel is screw-coupled with the guide pipe.
3. The nodular cast iron pipe inner wall spraying device according to claim 1, wherein a pulling rope is sleeved on the adjusting hand wheel, and the other end of the pulling rope is externally connected with a winch.
4. The ductile iron pipe inner wall spray coating apparatus according to claim 1, wherein said spray coating conduit is a high pressure hose.
5. The nodular cast iron pipe inner wall spraying apparatus of claim 1, wherein the flow guiding pipe is a hard pipe.
6. The ductile iron pipe inner wall spray coating apparatus according to claim 1, wherein the spray head comprises a rotor rotatably connected with the baffle plate and nozzles vertically fixed on the rotor, the nozzles are high pressure atomization nozzles, and the number of the nozzles is 2 or more than 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021501581.4U CN213194248U (en) | 2020-07-27 | 2020-07-27 | Nodular cast iron pipe inner wall spraying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021501581.4U CN213194248U (en) | 2020-07-27 | 2020-07-27 | Nodular cast iron pipe inner wall spraying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213194248U true CN213194248U (en) | 2021-05-14 |
Family
ID=75835718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021501581.4U Active CN213194248U (en) | 2020-07-27 | 2020-07-27 | Nodular cast iron pipe inner wall spraying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213194248U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617576A (en) * | 2021-08-10 | 2021-11-09 | 河北钜兴智能装备制造有限公司 | Equipment and process for forming centrifugal nodular cast iron pipe plastic inner coating by adopting spraying method |
| CN113909034A (en) * | 2021-09-15 | 2022-01-11 | 温州市华宁建筑机械有限公司 | Walking type horizontal pipeline centrifugal spraying machine |
-
2020
- 2020-07-27 CN CN202021501581.4U patent/CN213194248U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617576A (en) * | 2021-08-10 | 2021-11-09 | 河北钜兴智能装备制造有限公司 | Equipment and process for forming centrifugal nodular cast iron pipe plastic inner coating by adopting spraying method |
| CN113909034A (en) * | 2021-09-15 | 2022-01-11 | 温州市华宁建筑机械有限公司 | Walking type horizontal pipeline centrifugal spraying machine |
| CN113909034B (en) * | 2021-09-15 | 2024-06-11 | 温州市华宁建筑机械有限公司 | Walking type horizontal pipeline centrifugal spraying machine |
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