CN220004595U - A inside and outside flush coater of pipeline for major diameter - Google Patents
A inside and outside flush coater of pipeline for major diameter Download PDFInfo
- Publication number
- CN220004595U CN220004595U CN202321225183.8U CN202321225183U CN220004595U CN 220004595 U CN220004595 U CN 220004595U CN 202321225183 U CN202321225183 U CN 202321225183U CN 220004595 U CN220004595 U CN 220004595U
- Authority
- CN
- China
- Prior art keywords
- spray gun
- outer spray
- air inlet
- tank
- epoxy powder
- Prior art date
- 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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Links
- 239000007921 spray Substances 0.000 claims abstract description 44
- 239000004593 Epoxy Substances 0.000 claims abstract description 25
- 239000000843 powder Substances 0.000 claims abstract description 25
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 8
- 238000003860 storage Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 230000001939 inductive effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 description 15
- 238000005507 spraying Methods 0.000 description 15
- 230000007797 corrosion Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- -1 chemical production Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The inner side of the outer spray gun bracket is provided with a plurality of outer spray guns, and the rear of the outer spray gun bracket is provided with a heating ring; the outer spray gun is fixed on the outer spray gun bracket through a fixed joint, the outer spray gun is communicated with an input pipe, and the input pipe is connected with an upstream epoxy powder bin; an inner spray gun is fixed on the inner spray gun bracket and can be connected with an upstream epoxy powder bin; the upper surface of the scooter is fixedly provided with two groups of roller machines, each roller machine comprises a roller machine frame, and the roller machine frame is rotationally connected with a plurality of rollers. Compared with the prior art, the utility model has the technical effects that the utility model is provided with the filter and the induced air tank, and overflowed epoxy powder is recovered into the storage tank by utilizing wind, thereby realizing the recovery of the epoxy powder.
Description
Technical Field
The utility model relates to an inner and outer spraying machine for a large-diameter pipeline.
Background
At present, the anti-corrosion pipe is an important channel in the production and operation processes of petroleum, chemical production, petroleum gathering and transportation, water supply and gas supply systems, and has wide application range and extremely large dosage.
In order to improve the corrosion resistance of the corrosion-resistant pipe and prolong the service life of the pipe, the inner surface and the outer surface of the multi-pipe are usually required to be treated and coated with a corrosion-resistant layer. At present, the steel pipe anticorrosive coating adopted on site is various in coating modes, wherein the epoxy powder coated steel pipe has the advantages of excellent mechanical property, acid and alkali resistance, corrosion resistance and the like, so that the epoxy powder coated steel pipe is increasingly applied and the demand is increasingly large.
In order to achieve mechanical spraying, a spray vehicle has been invented, see patent document CN 208427271U.
The existing automatic spraying equipment such as spraying machines, spraying vehicles, spraying robots and the like can not recycle epoxy powder, so that waste is caused.
Disclosure of Invention
The utility model aims to solve the technical problems: how to design an inner and outer coating machine for a large-diameter pipeline, and the epoxy powder can be recovered.
The technical scheme of the utility model is as follows:
the inner side of the outer spray gun bracket is provided with a plurality of outer spray guns, and the rear of the outer spray gun bracket is provided with a heating ring; the outer spray gun is fixed on the outer spray gun bracket through a fixed joint, the outer spray gun is communicated with an input pipe, and the input pipe is connected with an upstream epoxy powder bin; an inner spray gun is fixed on the inner spray gun bracket and can be connected with an upstream epoxy powder bin; the upper surface of the scooter is fixedly provided with two groups of roller machines, each roller machine comprises a roller machine frame, the roller machine frame is rotationally connected with a plurality of rollers, the rollers are distributed on a columnar surface, the rollers are connected with an output shaft of a motor, and the motor provides power for driving the rollers to rotate; the device also comprises an induced air tank, wherein an induced draft fan is arranged in the induced air tank, the downstream of the induced air tank is communicated with a filter through a recovery pipe, a filter screen is arranged in the filter, an air outlet is formed above the filter screen, the downstream of the induced air tank passes through an air inlet pipeline, the air inlet pipeline comprises an air inlet main pipe and an air inlet branch pipe, and an air inlet of the air inlet branch pipe is arranged at an inner spray gun; the air inducing tank and the lower part of the filter are both connected with a storage tank.
The roller machine frame is fixed with a positioning block.
The motor is provided with a connector for connecting an external power supply.
Compared with the prior art, the utility model has the technical effects that the utility model is provided with the filter and the induced air tank, and overflowed epoxy powder is recovered into the storage tank by utilizing wind, thereby realizing the recovery of the epoxy powder.
Drawings
Fig. 1 is a schematic diagram of the present utility model.
Fig. 2 is an enlarged schematic view of the outer lance.
Fig. 3 is an enlarged schematic view of the roller machine.
Fig. 4 is an enlarged schematic view of the inner lance.
Fig. 5 is an enlarged schematic view of the working state of the roller.
Fig. 6 is an enlarged schematic view of the working state of the inner spray gun.
Detailed Description
The utility model will be described in detail below with reference to the drawings and detailed description thereof.
As shown in fig. 1-4, an inner and outer spraying machine for a large-diameter pipeline comprises an inner spraying gun support 9, an outer spraying gun support 11 and a plate vehicle 7, wherein the outer spraying gun support 11 is semi-annular, a plurality of outer spraying guns 10 are arranged on the inner side of the outer spraying gun support 11, and a heating ring 8 is arranged at the rear of the outer spraying gun support 11.
Referring to fig. 2, the outer spray gun 10 is fixed on the outer spray gun bracket 11 through a fixing joint 21, the outer spray gun 10 is communicated with an input pipe 22, and the input pipe 22 is connected with an upstream epoxy powder bin.
Referring to fig. 2, an inner lance 42 is secured to the inner lance holder 9, the inner lance 42 being connectable to an upstream epoxy powder silo.
Referring to fig. 1 and 3, the scooter 7 can translate along a track, two groups of roller machines 6 are fixed on the upper surface of the scooter 7, each roller machine 6 comprises a roller machine frame 30, the roller machine frames 30 are rotationally connected with a plurality of rollers 33, the rollers 33 are distributed on a cylindrical surface, the rollers 33 are connected with an output shaft of a motor 31, the motor 31 provides power for driving the rollers 33 to rotate, and a connector 32 connected with an external power supply is arranged on the motor 31.
Referring to fig. 3, to provide positioning of the pipe in the axial direction, a positioning block 34 is fixed to the roller frame 30.
As shown in fig. 1 and 4, the air-guiding device further comprises an air-guiding tank 12, an induced draft fan (not shown in the drawing) is arranged in the air-guiding tank 12, the downstream of the air-guiding tank 12 is communicated with a filter 1 through a recovery pipe 3, a filter screen (not shown in the drawing) is arranged in the filter 1, an air outlet (not shown in the drawing) is arranged above the filter screen of the filter 1, the downstream of the air-guiding tank 12 passes through an air inlet pipeline 13, the air inlet pipeline 13 comprises an air inlet main pipe and an air inlet branch pipe, and an air inlet 41 of the air inlet branch pipe is arranged at an inner spray gun 42.
The air inducing tank 12 and the lower part of the filter 1 are both connected with a storage tank 2.
The working principle is as follows:
as in fig. 1-6:
s1, placing an anti-corrosion pipe (processed workpiece) 90 between two sets of roller machines 6, and particularly between positioning blocks 34 of the two sets of roller machines 6.
S2, the plate trailer 7 can translate rightwards along the track, and the roller machine 6 and the anti-corrosion pipe 90 on the plate trailer 7 move towards the heating ring 8.
S3, when the heating ring 8 heats the anti-corrosion pipe 90 to a preset temperature value, the outer spray gun 10 and the inner spray gun 42 spray epoxy powder to the outer wall and the inner wall of the anti-corrosion pipe 90 respectively, meanwhile, the motor 31 drives the roller 33 to rotate, the roller 33 drives the anti-corrosion pipe 90 to do circular motion by means of static friction force, meanwhile, the roller wheel 7 drives the roller 6 and the anti-corrosion pipe 90 to do linear motion, and thus the anti-corrosion pipe 90 does spiral motion relative to the outer spray gun 10 and the inner spray gun 42, even if the outer spray gun 10 and the inner spray gun 42 do not change directions, the uniform spraying of the anti-corrosion pipe 90 can be realized.
S4, after the inner spray gun 42 is started, a draught fan in the induced air tank 12 is started, so that the mixture of epoxy powder and air floating in the anti-corrosion pipe 90 enters the air inlet pipeline 13 from the air inlet 41 and reaches the induced air tank 12, because the wind speed in the induced air tank 12 is low, part of epoxy powder enters the storage tank 2 below the induced air tank 12 by means of gravity, and part of the mixture of epoxy powder and air enters the filter 1 from the recovery pipe 3.
S5, after the mixture enters the filter 1 from the recovery pipe 3, air is discharged through an air outlet above the filter screen, the epoxy powder is isolated in the filter 1 by the filter screen, the wind speed of the filter 1 is very low, and the epoxy powder gradually enters the storage tank 2 below the filter 1 by means of gravity, so that the epoxy powder is recovered.
The utility model has the characteristics that:
s1, the anti-corrosion pipe 90 moves spirally through the translation of the plate trailer 7 and the circular movement of the roller 33, so that automatic epoxy powder spraying operation is realized.
S2, through the arrangement of the induced air tank 12, the filter 1 and the air inlet pipeline 13, the partial recovery of epoxy powder is realized.
See the prior art for further content.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several changes and modifications can be made without departing from the general inventive concept, and these should also be regarded as the scope of the utility model.
Claims (3)
1. The utility model provides an inside and outside flush coater of pipeline for major diameter, includes interior spray gun support (9), outer spray gun support (11) and scooter (7), its characterized in that: the outer spray gun bracket (11) is semi-annular, a plurality of outer spray guns (10) are arranged on the inner side of the outer spray gun bracket, and a heating ring (8) is arranged at the rear of the outer spray gun bracket (11);
the outer spray gun (10) is fixed on the outer spray gun bracket (11) through a fixing joint (21), the outer spray gun (10) is communicated with an input pipe (22), and the input pipe (22) is connected with an upstream epoxy powder bin;
an inner spray gun (42) is fixed on the inner spray gun bracket (9), and the inner spray gun (42) can be connected with an upstream epoxy powder bin;
two groups of roller machines (6) are fixed on the upper surface of the scooter (7), each roller machine (6) comprises a roller machine frame (30), the roller machine frame (30) is rotationally connected with a plurality of rollers (33), the rollers (33) are distributed on a columnar surface, the rollers (33) are connected with an output shaft of a motor (31), and the motor (31) provides power for driving the rollers (33) to rotate;
the device also comprises an induced draft tank (12), wherein an induced draft fan is arranged in the induced draft tank (12), the downstream of the induced draft tank (12) is communicated with a filter (1) through a recovery pipe (3), a filter screen is arranged in the filter (1), an air outlet is formed in the upper part of the filter screen, the downstream of the induced draft tank (12) is through an air inlet pipeline (13), the air inlet pipeline (13) comprises an air inlet main pipe and an air inlet branch pipe, and an air inlet (41) of the air inlet branch pipe is arranged at an inner spray gun (42);
the air inducing tank (12) and the lower part of the filter (1) are both connected with a storage tank (2).
2. The internal and external applicator for large diameter pipes as set forth in claim 1, wherein: a positioning block (34) is fixed on the roller machine frame (30).
3. The internal and external applicator for large diameter pipes as set forth in claim 2, wherein: the motor (31) is provided with a connector (32) connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321225183.8U CN220004595U (en) | 2023-05-19 | 2023-05-19 | A inside and outside flush coater of pipeline for major diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321225183.8U CN220004595U (en) | 2023-05-19 | 2023-05-19 | A inside and outside flush coater of pipeline for major diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220004595U true CN220004595U (en) | 2023-11-14 |
Family
ID=88677711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321225183.8U Active CN220004595U (en) | 2023-05-19 | 2023-05-19 | A inside and outside flush coater of pipeline for major diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220004595U (en) |
-
2023
- 2023-05-19 CN CN202321225183.8U patent/CN220004595U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |