CN113499955B - Large-diameter pipeline inner wall painting device - Google Patents
Large-diameter pipeline inner wall painting device Download PDFInfo
- Publication number
- CN113499955B CN113499955B CN202110880432.6A CN202110880432A CN113499955B CN 113499955 B CN113499955 B CN 113499955B CN 202110880432 A CN202110880432 A CN 202110880432A CN 113499955 B CN113499955 B CN 113499955B
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- pipe
- outer side
- bearing disc
- gear
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- 238000010422 painting Methods 0.000 title claims abstract description 59
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003973 paint Substances 0.000 description 5
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
- B05C7/06—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work by devices moving in contact with the work
- B05C7/08—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work by devices moving in contact with the work for applying liquids or other fluent materials to the inside of tubes
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- Spray Control Apparatus (AREA)
Abstract
The invention discloses a large-diameter pipeline inner wall painting device which comprises a bearing disc, wherein a rotary pipe is rotatably arranged at the circle center of the bearing disc, the outer side of the bearing disc is provided with a plurality of supporting top screws, a movable plate is arranged at the outer side of each supporting top screw through threads, the surface of the movable plate is connected with a bearing column, the end part of the bearing column is connected with a U-shaped frame, and a travelling wheel is rotatably arranged in the U-shaped frame; the inner end of the rotating pipe is communicated with and rotates to be provided with a rotating shaft, the outer side of the rotating shaft is connected with an elastic telescopic rod, the telescopic end of the elastic telescopic rod is arranged along the radial extension of the bearing disc, the telescopic end of the elastic telescopic rod is connected with a hollow fixing box, and the surface of the fixing box is provided with sponge. The beneficial effects are that: the automatic painting of the inner wall of the large-diameter pipeline can be carried out, the painting effect is good, and the efficiency is high; the pipeline adjusting device is convenient to adjust, can meet the use requirements of pipelines with different diameters, and is wide in application range.
Description
Technical Field
The invention relates to the technical field of pipeline protection, in particular to a large-diameter pipeline inner wall painting device.
Background
A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. In the use process of large-diameter pipelines, in order to prolong the service life of the pipelines, the inner walls of the pipelines are usually subjected to painting treatment before installation, so that the corrosion resistance of the pipelines is improved. However, at present, the painting of the large-diameter pipeline is carried out manually by entering the pipeline from an operator, so that the painting efficiency is low, the labor intensity is high, and the health of the operator is not utilized.
Disclosure of Invention
The invention aims to solve the problems, and provides a large-diameter pipeline inner wall painting device to solve the technical problems that in the prior art, the painting of the large-diameter pipeline mostly enters the pipeline from an operator to perform manual painting, the painting efficiency is low, the labor intensity is high, the health of the operator is not utilized, and the like. The preferred technical scheme in the technical schemes provided by the invention can automatically paint the inner wall of the large-diameter pipeline, and has good painting effect and high efficiency; be convenient for adjust, can satisfy the user demand of the pipeline of different diameters, application scope extensively waits technological effect, see the explanation below in detail.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a large-diameter pipeline inner wall painting device which comprises a bearing disc, wherein a rotary pipe is rotatably installed at the circle center of the bearing disc, a first driving assembly used for driving the rotary pipe to rotate is arranged on the outer side of the bearing disc, a plurality of supporting top screws are rotatably installed on the outer side of the bearing disc, which is far away from the first driving assembly, a transmission assembly used for driving the supporting top screws to rotate is arranged on the outer side of the rotary pipe, the supporting top screws extend along the radial direction of the bearing disc, guide rods are arranged on two sides of the supporting top screws, a movable plate is installed on the outer side of the supporting top screws through threads, the guide rods penetrate through the movable plate, the surface, far away from the rotary pipe, of the movable plate is connected with a bearing column, the bearing column extends along the radial direction of the bearing disc, the end part of the bearing column is connected with a U-shaped frame, a travelling wheel is rotatably installed in the U-shaped frame, the axis of the travelling wheel is perpendicular to the axis of the bearing disc, and a travelling motor used for driving the travelling wheel to rotate is connected to the outer side of the U-shaped frame;
a rotating shaft is rotatably mounted at the inner end, far away from the travelling wheel, of the rotating pipe through a bearing, a second driving assembly used for driving the rotating shaft to rotate is arranged on the outer side of the bearing disc, an elastic telescopic rod is connected to the outer side of the rotating shaft, the telescopic end of the elastic telescopic rod extends and retracts in the radial direction of the bearing disc, the telescopic end of the elastic telescopic rod is connected with a hollow fixing box, sponge is arranged on the surface of the fixing box, and the sponge extends into the fixing box; the utility model discloses a pump, including rotation axis end connection, storage box, telescopic hose, the rotation axis end connection has the fixed plate, the fixed plate outside is connected with the storage box, the storage box outside is connected with the pump body, the input of the pump body with the storage box is linked together, the output of the pump body through telescopic hose with the inner chamber of fixed box is linked together.
When the large-diameter pipeline inner wall painting device is used, the bearing disc is placed inside a pipeline to be treated, the first driving assembly drives the rotary pipe to rotate, the transmission assembly drives the supporting lead screw to rotate, the guide rod is used for limiting and guiding the movable plate, the movable plate drives the connecting column to be far away from the rotary pipe along the radial direction of the bearing disc through thread transmission, the connecting column drives the U-shaped frame to move, the travelling wheels are in contact with the inner wall of the pipeline, and therefore the device is fixed inside the pipeline, the use requirements of pipelines with different diameters can be met, and the application range is wide; the fixing box is pushed by utilizing the elastic expansion of the elastic expansion link, so that the sponge is fully contacted with the inner wall of the pipeline, and the painting effect is favorably ensured; the pump body injects paint in the storage box into the fixed box through the telescopic hose, and the paint extends into the sponge; during painting, the walking motor drives the walking wheel to rotate, so that the device extends in the pipeline along the axial direction of the pipeline, the second driving assembly drives the rotating shaft to rotate, the elastic telescopic rod rotates along with the rotation, and the sponge rotates along with the axis of the rotating pipe, so that the inner wall of the pipeline is painted; the device can carry out automatic japanning to the pipeline inner wall, and the japanning is effectual, and is efficient, is convenient for adjust, can satisfy the user demand of not unidimensional pipeline, excellent in use effect.
Preferably, the number of the carrier plates is two, and the two carrier plates are connected with the rotating pipe in a rotating mode.
Preferably, the first driving assembly comprises a supporting motor and a supporting gear ring, the supporting gear ring is installed on the outer side of the rotating pipe, the supporting motor is installed on the outer side of the bearing plate, the output end of the supporting motor is connected with a supporting gear, and the supporting gear is meshed with the supporting gear ring.
Preferably, the second driving assembly comprises a painting driven gear and a painting motor, the painting driven gear is mounted on the outer side of the rotating shaft, the painting motor is mounted on the outer side of the bearing plate, a painting driving gear is connected to an output end of the painting motor, and the painting driving gear is meshed with the painting driven gear.
Preferably, the transmission assembly comprises a driving bevel gear and a driven bevel gear, the driving bevel gear is installed on the outer side of the rotating pipe, the driven bevel gear is installed at the end part of the supporting top screw rod, and the driven bevel gear is meshed with the driving bevel gear.
As preferred, the elasticity telescopic link is including fixed pipe, the sealed and other end opening of fixed pipe one end, the sealed end of fixed pipe with the rotation axis is connected, the open end of fixed pipe is connected with the deflector, the deflector surface runs through and is provided with the guiding hole, the inside slidable mounting of guiding hole has the slide bar, the slide bar outer end with fixed box is connected, the slide bar inner stretches into fixed intraduct just is connected with the sliding block, the sliding block with be connected with between the fixed pipe sealed end and prop a spring.
Preferably, the cross sections of the sliding rod and the guide hole are square, and the sliding rod is in clearance fit with the guide hole.
Preferably, the rotating shaft penetrates through the inserting cavity matched with the fixed pipe along the radial direction of the rotating shaft, a locking bolt is rotatably installed at the end part of the rotating shaft through threads, and the inner end of the locking bolt extends into the inserting cavity and is used for locking and fixing the fixed pipe in the inserting cavity.
Preferably, the outer wall of the fixed pipe is uniformly provided with threaded holes matched with the locking bolts along the axis direction of the fixed pipe.
Preferably, the cross sections of the fixed pipe and the insertion cavity are both square, and the fixed pipe is in clearance fit with the insertion cavity.
The beneficial effects are that: 1. the automatic painting of the inner wall of the large-diameter pipeline can be carried out, the painting effect is good, and the efficiency is high;
2. the pipeline adjusting device is convenient to adjust, can meet the use requirements of pipelines with different diameters, and is wide in application range.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the fixing case;
fig. 4 is an enlarged schematic view of the structure of the elastic telescopic rod.
The reference numerals are explained below:
1. a carrier tray; 2. a first drive assembly; 201. a jack-up motor; 202. a supporting gear; 203. propping up the gear ring; 3. a fixing plate; 4. a storage box; 5. a pump body; 6. a flexible hose; 7. an elastic telescopic rod; 701. a fixed tube; 702. a supporting spring; 703. a slider; 704. a guide plate; 705. a slide bar; 706. a guide hole; 707. a threaded hole; 8. sponge; 9. a fixing box; 10. a second drive assembly; 1001. painting the driven gear; 1002. painting the driving gear; 1003. painting the motor; 11. a traveling wheel; 12. a U-shaped frame; 13. a traveling motor; 14. supporting a lead screw; 15. a load bearing column; 16. moving the plate; 17. a transmission assembly; 1701. a drive bevel gear; 1702. a driven bevel gear; 18. rotating the tube; 19. a rotating shaft; 1091. a plug-in cavity; 20. and locking the bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-4, the invention provides a large-diameter pipeline inner wall painting device, which comprises a bearing disc 1, wherein a rotating pipe 18 is rotatably installed at the circle center of the bearing disc 1, a first driving assembly 2 for driving the rotating pipe 18 to rotate is arranged on the outer side of the bearing disc 1, a plurality of supporting top lead screws 14 are rotatably installed on the outer side of the bearing disc 1 away from the first driving assembly 2, a transmission assembly 17 for driving the supporting top lead screws 14 to rotate is arranged on the outer side of the rotating pipe 18, the supporting top lead screws 14 extend along the radial direction of the bearing disc 1, guide rods are arranged on two sides of the supporting top lead screws 14, a moving plate 16 is installed on the outer side of the supporting top lead screws 14 through threads, the guide rods penetrate through the moving plate 16, bearing columns 15 are connected to the surface of the moving plate 16 away from the rotating pipe 18, the bearing columns 15 extend along the radial direction of the bearing disc 1, the end portions of the bearing columns are connected with a U-shaped frame 12, walking wheels 11 are rotatably installed inside the U-shaped frame 12, the axes of the walking wheels 11 are perpendicular to the axes of the bearing disc 1, and a walking motor 13 for driving the walking wheels 11 to rotate is connected to the outer side of the U-shaped frame 12;
a rotating shaft 19 is rotatably mounted at the inner end, away from the walking wheel 11, of the rotating pipe 18 through a bearing, a second driving assembly 10 for driving the rotating shaft 19 to rotate is arranged on the outer side of the bearing disc 1, an elastic telescopic rod 7 is connected to the outer side of the rotating shaft 19, the telescopic end of the elastic telescopic rod 7 stretches in the radial direction of the bearing disc 1, the telescopic end of the elastic telescopic rod 7 is connected with a hollow fixing box 9, a sponge 8 is arranged on the surface of the fixing box 9, and the sponge 8 stretches into the fixing box 9; 19 end connection of rotation axis has fixed plate 3, and the fixed plate 3 outside is connected with storage box 4, and the storage box 4 outside is connected with the pump body 5, and the input of the pump body 5 is linked together with storage box 4, and the output of the pump body 5 is linked together through the inner chamber of flexible hose 6 with fixed box 9.
As an optional embodiment, the number of the bearing disks 1 is two, and the two bearing disks 1 are connected with the rotating pipe 18 in a rotating mode, so that the overall moving stability of the device can be guaranteed.
First drive assembly 2 is including propping a motor 201 and propping a ring gear 203, prop a ring gear 203 and install in the swivelling pipe 18 outside, prop a motor 201 and install in bearing the dish 1 outside, prop an output of motor 201 and be connected with and prop a gear 202, prop a gear 202 and prop a ring gear 203 and mesh mutually, set up like this, prop a motor 201 and drive and prop a gear 202 and rotate, through propping a gear 202 and propping a ring gear 203 meshing transmission, thereby drive swivelling pipe 18 and rotate.
The second driving assembly 10 comprises a painting driven gear 1001 and a painting motor 1003, the painting driven gear 1001 is installed on the outer side of the rotating shaft 19, the painting motor 1003 is installed on the outer side of the carrying tray 1, a painting driving gear 1002 is connected to an output end of the painting motor 1003, and the painting driving gear 1002 is meshed with the painting driven gear 1001, so that the painting driven gear 1001 is meshed with the painting driving gear 1002 through the painting motor 1003 and the painting driven gear 1001, and the rotating shaft 19 is driven to rotate.
The transmission assembly 17 includes a driving bevel gear 1701 and a driven bevel gear 1702, the driving bevel gear 1701 being mounted outside the rotary pipe 18, the driven bevel gear 1702 being mounted on an end portion of the jack screw 14, the driven bevel gear 1702 being in mesh with the driving bevel gear 1701.
Elastic telescopic rod 7 includes fixed pipe 701, fixed pipe 701 one end is sealed and the other end opening, the sealed end of fixed pipe 701 is connected with rotation axis 19, the open end of fixed pipe 701 is connected with deflector 704, deflector 704 surface runs through and is provided with guiding hole 706, the inside slidable mounting of guiding hole 706 has slide bar 705, slide bar 705 outer end is connected with fixed box 9, slide bar 705 inner stretches into fixed pipe 701 inside and is connected with sliding block 703, be connected with between sliding block 703 and the fixed pipe 701 sealed end and prop a spring 702, set up like this, utilize the elasticity that props a spring 702 to promote sliding block 703, make sliding block 703 drive be that slide bar 705 moves in fixed pipe 701 inside, realize elastic telescopic rod 7's elastic telescoping.
The cross sections of the sliding rod 705 and the guide hole 706 are square, and the sliding rod 705 is in clearance fit with the guide hole 706, so that the sliding rod 705 can be prevented from rotating inside the guide hole 706, the inconvenience in the angle of the fixed box 9 is guaranteed, and the painting effect of the sponge 8 is guaranteed.
The rotating shaft 19 is provided with an inserting cavity 1091 matched with the fixed pipe 701 in a penetrating manner along the radial direction of the rotating shaft 19, a locking bolt 20 is rotatably installed at the end of the rotating shaft 19 through threads, the inner end of the locking bolt 20 extends into the inserting cavity 1091 and is used for locking and fixing the fixed pipe 701 in the inserting cavity 1091, and the fixed pipe 701 slides in the inserting cavity 1091 and is locked and fixed in the inserting cavity 1091 through the locking bolt 20, so that the application range of the device is expanded.
The outer wall of the fixed pipe 701 is uniformly provided with threaded holes 707 matched with the locking bolts 20 along the axis direction, so that the stability of locking and fixing of the locking bolts 20 to the fixed pipe 701 can be improved.
The cross-section of fixed pipe 701 and grafting chamber 1091 is square, and fixed pipe 701 and grafting chamber 1091 clearance fit set up like this, can prevent that fixed pipe 701 from rotating inside grafting chamber 1091, ensures that locking bolt 20 can correspond with screw hole 707 accuracy.
By adopting the structure, when the device is used, the bearing disc 1 is placed inside a pipeline to be processed, the first driving component 2 drives the rotating pipe 18 to rotate, the transmission component 17 is used for driving the supporting screw 14 to rotate, the guide rod is used for limiting and guiding the movable plate 16, the movable plate 16 drives the connecting column to be far away from the rotating pipe 18 along the radial direction of the bearing disc 1 by utilizing thread transmission, the connecting column drives the U-shaped frame 12 to move, the traveling wheels 11 are in contact with the inner wall of the pipeline, the device is fixed inside the pipeline, the using requirements of pipelines with different diameters can be met, and the application range is wide; the fixing box 9 is pushed by utilizing the elastic expansion of the elastic expansion link 7, so that the sponge 8 is fully contacted with the inner wall of the pipeline, and the painting effect is ensured; the pump body 5 injects the paint in the storage box 4 into the fixed box 9 through the telescopic hose 6, and the paint extends into the sponge 8; during painting, the walking motor 13 drives the walking wheels 11 to rotate, so that the device extends in the axial direction of the pipeline inside the pipeline, the second driving assembly 10 drives the rotating shaft 19 to rotate, the elastic telescopic rod 7 rotates along with the rotation, and the sponge 8 rotates along with the axis of the rotating pipe 18, so that the inner wall of the pipeline is painted; the device can carry out automatic japanning to the pipeline inner wall, and the japanning is effectual, and is efficient, is convenient for adjust, can satisfy the user demand of not unidimensional pipeline, excellent in use effect.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The utility model provides a major diameter pipeline inner wall painting device which characterized in that: the lifting device comprises a bearing disc (1), a rotating pipe (18) is rotatably installed at the circle center of the bearing disc (1), a first driving assembly (2) used for driving the rotating pipe (18) to rotate is arranged on the outer side of the bearing disc (1), a plurality of jacking lead screws (14) are rotatably installed on the outer side, far away from the first driving assembly (2), of the bearing disc (1), a transmission assembly (17) used for driving the jacking lead screws (14) to rotate is arranged on the outer side of the rotating pipe (18), the jacking lead screws (14) extend along the radial direction of the bearing disc (1), guide rods are arranged on two sides of the jacking lead screws (14), a movable plate (16) is installed on the outer side of the jacking lead screws (14) through threads, the guide rods penetrate through the movable plate (16), a bearing column (15) is connected to the surface, far away from the rotating pipe (18) of the movable plate (16), the bearing column (15) extends along the radial direction of the bearing disc (1), a U-shaped frame (12) is connected to the end of the bearing disc (1), a traveling wheel (11) is rotatably installed inside the U-shaped frame (12), and a motor (13) is connected to the outer side of the bearing disc (1);
the transmission assembly (17) comprises a driving bevel gear (1701) and a driven bevel gear (1702), wherein the driving bevel gear (1701) is installed on the outer side of the rotating pipe (18), the driven bevel gear (1702) is installed at the end part of the supporting top screw rod (14), and the driven bevel gear (1702) is meshed with the driving bevel gear (1701);
the inner end, far away from the travelling wheel (11), of the rotating pipe (18) is rotatably provided with a rotating shaft (19) through a bearing, a second driving assembly (10) used for driving the rotating shaft (19) to rotate is arranged on the outer side of the bearing disc (1), an elastic telescopic rod (7) is connected to the outer side of the rotating shaft (19), the telescopic end of the elastic telescopic rod (7) stretches in the radial direction of the bearing disc (1), the telescopic end of the elastic telescopic rod (7) is connected with a hollow fixing box (9), sponge (8) is arranged on the surface of the fixing box (9), and the sponge (8) stretches into the fixing box (9); the end part of the rotating shaft (19) is connected with a fixed plate (3), the outer side of the fixed plate (3) is connected with a storage box (4), the outer side of the storage box (4) is connected with a pump body (5), the input end of the pump body (5) is communicated with the storage box (4), and the output end of the pump body (5) is communicated with the inner cavity of the fixed box (9) through a flexible hose (6);
elasticity telescopic link (7) are including fixed pipe (701), fixed pipe (701) one end is sealed and other end opening, the sealed end of fixed pipe (701) with rotation axis (19) are connected, the open end of fixed pipe (701) is connected with deflector (704), deflector (704) surface runs through and is provided with guiding hole (706), inside slidable mounting in guiding hole (706) has slide bar (705), slide bar (705) outer end with fixed box (9) are connected, slide bar (705) inner stretches into fixed pipe (701) inside and be connected with sliding block (703), sliding block (703) with be connected with between fixed pipe (701) the sealed end and prop a spring (702).
The cross sections of the sliding rod (705) and the guide hole (706) are square, and the sliding rod (705) is in clearance fit with the guide hole (706).
Rotation axis (19) along its radial direction run through be provided with fixed pipe (701) matched with grafting chamber (1091), rotation axis (19) tip is installed through the screw thread rotation and is locked bolt (20), the inner of locking bolt (20) stretches into grafting chamber (1091), be used for with fixed pipe (701) locking is fixed inside grafting chamber (1091).
And threaded holes (707) matched with the locking bolts (20) are uniformly formed in the outer wall of the fixing pipe (701) along the axial direction of the fixing pipe.
The cross section of the fixed pipe (701) and the section of the inserting cavity (1091) are both square, and the fixed pipe (701) is in clearance fit with the inserting cavity (1091).
2. The apparatus for painting an inner wall of a large-diameter pipe according to claim 1, wherein: the bearing discs (1) are two in total, and the two bearing discs (1) are rotationally connected with the rotating pipe (18) together.
3. The apparatus for painting the inner wall of the large-diameter pipeline according to claim 1, wherein: first drive assembly (2) are including propping a motor (201) and propping a ring gear (203), prop a ring gear (203) and install rotatory pipe (18) outside, prop a motor (201) and install bear the dish (1) outside, the output that props a motor (201) is connected with props a gear (202), prop a gear (202) with prop a ring gear (203) and mesh mutually.
4. The apparatus for painting the inner wall of the large-diameter pipeline according to claim 1, wherein: the second driving assembly (10) comprises a painting driven gear (1001) and a painting motor (1003), the painting driven gear (1001) is installed on the outer side of the rotating shaft (19), the painting motor (1003) is installed on the outer side of the bearing disc (1), the output end of the painting motor (1003) is connected with a painting driving gear (1002), and the painting driving gear (1002) is meshed with the painting driven gear (1001).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110880432.6A CN113499955B (en) | 2021-08-02 | 2021-08-02 | Large-diameter pipeline inner wall painting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110880432.6A CN113499955B (en) | 2021-08-02 | 2021-08-02 | Large-diameter pipeline inner wall painting device |
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| CN113499955A CN113499955A (en) | 2021-10-15 |
| CN113499955B true CN113499955B (en) | 2023-01-17 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212405447U (en) * | 2020-03-21 | 2021-01-26 | 河南兴泰纸业有限公司 | Sewage pipeline dredging and cleaning device for paper mill |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60179169A (en) * | 1983-11-04 | 1985-09-13 | Nippon Kokan Kk <Nkk> | Device for painting inner surface of pipe |
| CN207287942U (en) * | 2017-05-22 | 2018-05-01 | 河北海乾威钢管有限公司 | Pipe end priming paint automatic spraying equipment |
| CN210333152U (en) * | 2019-04-28 | 2020-04-17 | 安徽卓进精密机械有限公司 | Lens rubberizing device is used in equipment of cosmetics powder end box |
| CN112893231B (en) * | 2019-12-03 | 2024-10-18 | 怀化市港翔管桩有限公司 | Slag-removing oil-coating maintenance device for tubular pile die |
| CN111112017A (en) * | 2020-03-16 | 2020-05-08 | 温州市克微科技有限公司 | Spraying equipment for protective coating in through hole of building |
| CN212732818U (en) * | 2020-06-11 | 2021-03-19 | 江苏派瑞森新材料工程有限公司 | Uniform moving device for plastic coating of inner wall of pipe |
| CN213051925U (en) * | 2020-08-19 | 2021-04-27 | 陈海洋 | Anticorrosive rust cleaning device of oil field gathering and transportation pipeline inner wall |
| CN113171915A (en) * | 2021-04-26 | 2021-07-27 | 北京天润建设有限公司 | Painting device |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212405447U (en) * | 2020-03-21 | 2021-01-26 | 河南兴泰纸业有限公司 | Sewage pipeline dredging and cleaning device for paper mill |
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Effective date of registration: 20221228 Address after: 257300 800 meters west of the intersection of Guangming Road and Zhangshi Road, Guangrao Economic Development Zone, Guangrao County, Dongying City, Shandong Province Applicant after: SHANDONG JUDONG NEW MATERIAL Co.,Ltd. Address before: 063000 building 7, 100 Jianshe North Road, Tangshan City, Hebei Province Applicant before: Du Tianyi |
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Denomination of invention: A painting device for the inner wall of large-diameter pipelines Effective date of registration: 20240102 Granted publication date: 20230117 Pledgee: Guangrao County sub branch of Postal Savings Bank of China Ltd. Pledgor: SHANDONG JUDONG NEW MATERIAL Co.,Ltd. Registration number: Y2023980075824 |