CN116099723B - Foaming forming equipment for producing pipeline anticorrosive coating - Google Patents
Foaming forming equipment for producing pipeline anticorrosive coating Download PDFInfo
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- CN116099723B CN116099723B CN202310387756.5A CN202310387756A CN116099723B CN 116099723 B CN116099723 B CN 116099723B CN 202310387756 A CN202310387756 A CN 202310387756A CN 116099723 B CN116099723 B CN 116099723B
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- pipeline
- foaming
- module
- foam
- anticorrosive coating
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- 238000005187 foaming Methods 0.000 title claims abstract description 102
- 239000011248 coating agent Substances 0.000 title claims abstract description 51
- 238000000576 coating method Methods 0.000 title claims abstract description 51
- 239000006260 foam Substances 0.000 claims abstract description 78
- 238000005260 corrosion Methods 0.000 claims abstract description 55
- 230000007797 corrosion Effects 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 238000007790 scraping Methods 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 33
- 238000005507 spraying Methods 0.000 claims description 24
- 244000261422 Lysimachia clethroides Species 0.000 claims description 11
- 238000010097 foam moulding Methods 0.000 claims description 11
- 210000001503 joint Anatomy 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 7
- 238000005536 corrosion prevention Methods 0.000 claims 1
- -1 polyethylene Polymers 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010345 tape casting Methods 0.000 description 8
- 239000002184 metal Substances 0.000 description 5
- 210000002445 nipple Anatomy 0.000 description 5
- 239000002131 composite material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
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- 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
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
- B05C11/021—Apparatus for spreading or distributing liquids or other fluent materials already applied to the surface of an elongated body, e.g. a wire, a tube
-
- 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
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
-
- 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
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/002—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the work consisting of separate articles
-
- 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
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The invention discloses foaming forming equipment for producing a pipeline anti-corrosion layer, and relates to the technical field of production of pipeline anti-corrosion layers. This foaming former is used in pipeline anticorrosive coating production is under the cooperation through first module, second module and third module and tightening strap for foaming subassembly can carry out anticorrosive coating to the pipeline of equidimension not at the scene, can switch the installation between the pipeline of equidimension not, do not receive the constraint in place, make things convenient for this former to the nimble coating of pipeline anticorrosive coating, make the anticorrosive coating one shot forming that PE anticorrosive foam formed, form a complete closed sleeve pipe, and there is not closed seam, can improve the seal and the integrality of anticorrosive coating, extension anticorrosive coating life on the pipeline, can repeatedly scrape the multilayer anticorrosive coating on the pipeline, improve the holistic corrosion resistance ability of pipeline.
Description
Technical Field
The invention relates to the technical field of pipeline anti-corrosion layer production, in particular to foaming forming equipment for pipeline anti-corrosion layer production.
Background
At present, the pipeline anti-corrosion coating is uniformly and densely coated on the surface of a metal pipeline subjected to rust removal by using the coating, so that the metal pipeline is isolated from various corrosive media, and the method is one of the most basic methods for pipeline anti-corrosion; the anticorrosive paint has various kinds and different performance and use, and the coating technology is to form one continuous coating of insulating material on the surface of metal to insulate the electrolyte between the metal and the electrolyte to prevent the electrolyte from contacting the metal.
The prior Chinese patent publication No. CN115401847A proposes a foaming molding device for a heat insulation layer of a flexible heat insulation pipeline, in the scheme of the invention, a heat insulation cover group is arranged on sliding rails on two sides of a frame body of the device, and two groups of chain structures are arranged in the frame body in parallel.
Disclosure of Invention
In order to achieve the above purpose, the invention is realized by the following technical scheme: the foaming forming equipment for producing the pipeline anti-corrosion layer comprises a foaming main body, wherein PE anti-corrosion foam for producing the pipeline anti-corrosion layer is produced, a foam pump is fixedly arranged on the left side of the upper end of the foaming main body, the output end of the foam pump is connected with a telescopic pipe, the upper end of the telescopic pipe is connected with a gooseneck, the upper end of the gooseneck is connected with a quick connector, and a scooter is assembled and arranged at the lower end of the foaming main body;
the expansion bracket is arranged at the left side of the foaming main body and used for changing the space operation position of PE anti-corrosion foam molding;
the foaming assembly is clamped at the upper end of the expansion bracket and can be sleeved on a pipeline to be subjected to corrosion-resistant treatment, a foam spraying ring is arranged at the middle position of the inner side of the foaming assembly and is used for spraying PE corrosion-resistant foam to the surface of the pipeline, and a tightening belt is arranged at the position, close to the outer side, inside the foaming assembly and is used for tightening the foaming assembly on the pipeline;
the guide piece is arranged on the right side surface of the foaming component in a circular array, and can enable the foaming component to move on the surface of the pipeline along the trend of the pipeline while positioning and arranging the foaming component on the pipeline to be subjected to corrosion-resistant treatment;
the heating assembly is arranged on the left side surface of the foaming assembly through bolts and is used for accelerating PE anticorrosion foam shaping;
and the foam scraping assembly is embedded and installed in the foaming assembly and close to the left side and is used for uniformly scraping PE anti-corrosion foam coated on the surface of the pipeline.
Preferably, a plurality of universal wheels are installed to the lower extreme screw thread of push pedal car, and rotatable guardrail handle is all installed to the left and right sides of push pedal car, and the upper end left side fixedly connected with rectangular frame of push pedal car, rectangular frame's upper end cartridge has the propeller strut, the upper end fixedly connected with inserted bar of propeller strut, the inserted bar is used for the cartridge on the propeller strut, the locating pin is installed to the bilateral symmetry screw thread that just is located the inserted bar of propeller strut, be used for the screw thread runs through the protruding pipe with lifter location butt joint on the propeller strut, make the propeller strut can follow the propeller strut when using take off, manually lift up the propeller strut, the effective working height of expansion foaming subassembly also can be with the telescopic strut cartridge on the propeller strut, in effective working range, carry out anticorrosive coating to the pipeline of co-altitude through adjusting the height of propeller strut self.
Preferably, the expansion bracket comprises a lifting rod, the lower extreme fixedly connected with bracelet of lifting rod, and the fixed surface of bracelet is connected with the protruding pipe, and the lifting rod passes through protruding pipe cooperation inserted bar and the propeller strut composite mounting on the bracelet, the knuckle is installed to the upper end of lifting rod, and the top fixed mounting of knuckle has pressurization room and nipple, and nipple fixed connection is in one side of pressurization room, and the nipple is through quick-operation joint and gooseneck butt joint, the top threaded connection of pressurization room has the cassette, and the mid-thread installation of lifting rod has fixed ring frame for with the lift height locking of lifting rod, only promotes the push-plate car through the level trend along the pipeline, can accomplish this former and carry out the field coating to the pipeline of uncoated anticorrosive coating or the damaged pipeline of anticorrosive coating.
Preferably, the foaming assembly comprises a first module, a second module and a third module, wherein the first module, the second module and the third module are all manufactured by dividing the same torus according to equal arc length, the three are arranged right above the clamping seat in an equilateral triangle shape, the middle part of the bottom end of the third module is fixedly connected with the middle part of the upper end of the clamping seat, the first module and the second module are symmetrically arranged on two sides of the third module relative to the lifting rod, and the middle part of the outer surface of the first module is provided with clamping grooves.
Preferably, the first module is not only characterized by a clamping groove, but also is completely identical to the second module and the third module in other structures, the second module comprises an arc-shaped ring, a furling groove, a first mounting groove and a second mounting groove are respectively formed in the inner side surface of the arc-shaped ring, which is close to the center of a circle, the furling groove is formed in the middle of the inner side surface of the arc-shaped ring, the first mounting groove is formed in the arc-shaped ring and is close to one side of the guide piece, and the second mounting groove is formed in the arc-shaped ring and is close to one side of the heating assembly.
Preferably, the arc ring is close to fixed mounting has the baffle ring on the lateral wall face of guide, the left and right arris board of second mounting groove and the right arris board of first mounting groove all adopt the chamfer processing, and the ring internal diameter at arris board place all equals, wherein, the left arris board internal diameter of first mounting groove adopts the chamfer processing for cooperation spouts bubble circle and sprays PE anticorrosion foam on the pipeline, can collect the PE anticorrosion foam of surplus in folding groove together with the progress of foaming subassembly on the pipeline, and these PE anticorrosion foam that are collected can be in scraping follow-up type knife coating of bubble subassembly by even coating at the pipeline surface, can not cause PE anticorrosion foam extravagant.
Preferably, the guide piece is including installing the short tube cover on foaming subassembly right side, the left side fixedly connected with mounting panel of short tube cover, mounting panel bolt mounting is on foaming subassembly's right wall, and the top fixedly connected with neck cover of short tube cover, the middle part cartridge of neck cover has the guide arm, and guide arm surface cover is equipped with tightens up the spring, tightens up the upper end fixed connection of spring on the guide arm, and lower extreme fixed connection is on the internal face of neck cover, and wherein, the lower extreme fixedly connected with spheroid of guide arm, spheroid can the cartridge in the short tube cover.
Preferably, the heating element is including installing the left heat-generating body at the foaming subassembly, the lower extreme of heat-generating body is connected with the heating double-barrelled, and the heating double-barrelled is circular-arc, and the inside of heating double-barrelled grafting has the built-in heat pipe that can stretch out and draw back, and the outside of heat-generating body is provided with a plurality of mounting brackets, and the surface screw of mounting bracket installs little lead screw, and the lower extreme threaded connection of little lead screw is on the heat-generating body, and the heat-generating body passes through little lead screw and mounting bracket composite mounting, wholly erects the heating element in the left side of foaming subassembly, can in time carry out the heating design to the PE anticorrosive foam of coating at the pipeline surface.
Preferably, the scraping foam component comprises a scraping ring clamped in the second mounting groove, the inner side surface of the scraping ring is fixedly connected with a folding part, the middle part of the circular ring where the scraping ring is located can be stretched, the inner side surface of the folding part is fixedly connected with a leveling belt, the scraping ring, the folding part and the leveling belt are made of elastic materials, the tops of the scraping ring, the folding part and the leveling belt are jointly divided at the same position, a lock body is clamped at the divided position, and the scraping ring, the folding part and the leveling belt are integrally clamped together to form a finished circular ring structure, so that PE anti-corrosion foam on the surface of a pipeline can be uniformly scraped and coated by the scraping foam component without dead angles.
Preferably, the bubble spraying ring is processed in a beveling way near one side edge of the folding groove, a plurality of spraying holes are formed in a circular array in the beveling way of the bubble spraying ring, locking buckles are clamped at the twice-inserted positions of the tightening belt and the third module, two ends of the tightening belt are tightened in the clamping groove, and the first module, the second module, the third module, the bubble scraping assembly and the bubble spraying ring are enabled to be attached to the surface of a pipeline to work without dead angles of coating.
The invention provides foaming forming equipment for producing a pipeline anti-corrosion layer. The beneficial effects are as follows:
1. this foaming former is used in production of pipeline anticorrosive coating under the cooperation through first module, second module and third module and tightening strap for this foaming subassembly can the suit on the pipeline of different thickness, and utilize heating element, scrape the foaming subassembly, spout the foaming circle and can follow the shrink of foaming subassembly and shrink, follow the expansion of foaming subassembly and the structural feature that enlarges, make the foaming subassembly can carry out the anticorrosive coating to the pipeline of equidimension not on the scene, can switch the installation between the pipeline of equidimension not by the restriction in place.
2. This foaming former is used in pipeline anticorrosive coating production is extrudeed spheroid on the pipeline surface through tightening up the spring to utilize the left and right arris board of second mounting groove and the right arris board of first mounting groove all to adopt the mode of chamfer processing, reduce the area of contact of first module and pipeline surface, thereby make the whole of foaming subassembly can slide along the laying trend of pipeline on the pipeline, make things convenient for this former to carry out the nimble coating of pipeline anticorrosive coating.
3. This foaming former is used in pipeline anticorrosive coating production, when advancing towards the one side that the guide was located along the trend of pipeline through utilizing the foaming subassembly, utilize a large amount of PE anticorrosive foam to pile up the lifting effort in folding groove for the anticorrosive foam of moderate PE can pass the second mounting groove and control the blocking of limit arris, under the annular knife coating extrusion effect of scraping the ring, can evenly coat PE anticorrosive foam on the pipeline, make the anticorrosive coating one shot forming that the anticorrosive foam of PE formed, form a complete closed sleeve, and do not have closed seam, can improve the seal and the integrality of anticorrosive coating, extension anticorrosive coating life on the pipeline.
4. This foaming former is used in pipeline anticorrosive coating production is through with scraping the ring cartridge in the second mounting groove of seting up of first module, second module or third module for folding portion and flattening area can be together followed and scraped the ring and install in the inboard of foaming subassembly, utilize the elasticity shrink characteristic that the whole that scrapes the foaming subassembly possessed, make scrape the foaming subassembly and can cooperate the foaming subassembly to carry out attached formula knife coating to the PE anticorrosive foam on pipeline surface, adopt this kind of attached formula knife coating can ensure that PE anticorrosive foam is evenly coated on the pipeline, can also with PE anticorrosive foam thin coating on the pipeline, then after this anticorrosive coating cools off the design, can repeat foretell knife coating operation, according to the concrete in service condition of pipeline place environment, can repeatedly scrape the anticorrosive coating of scribbling multilayer on the pipeline, thereby control pipeline surface anticorrosive coating's thickness, and improve pipeline holistic corrosion resistance ability.
Drawings
FIG. 1 is a schematic view of the external structure of a foam molding apparatus for producing a pipe anticorrosive coating according to the present invention;
FIG. 2 is a schematic view of a partially assembled structure of the expansion bracket and foaming assembly of the present invention;
FIG. 3 is a schematic diagram of an assembled structure of the bubble ring and the second module according to the present invention;
FIG. 4 is a schematic structural view of a foaming assembly according to the present invention;
FIG. 5 is a schematic diagram of a first module and a slot according to the present invention;
FIG. 6 is a schematic view of the working state structure of the guide member of the present invention;
FIG. 7 is a schematic view of the guide of the present invention in an initial state;
FIG. 8 is a schematic view of a foam scraping assembly according to the present invention;
FIG. 9 is a schematic view of a heating assembly according to the present invention;
FIG. 10 is a schematic diagram of a second module according to the present invention;
FIG. 11 is a schematic view of the structure of the scooter of the present invention;
FIG. 12 is a schematic view of an assembled structure of the expansion bracket and the propeller strut of the present invention;
FIG. 13 is a schematic view of the structure of the telescopic frame of the present invention;
fig. 14 is a schematic structural view of the propeller strut of the present invention.
In the figure: 1. a foaming body; 2. a bubble pump; 3. a gooseneck; 4. a telescopic frame; 401. a lifting rod; 402. a knuckle; 403. a pressurizing chamber; 404. a nipple head; 405. a clamping seat; 406. a convex tube; 5. a foaming assembly; 501. a first module; 502. a second module; 5021. an arc ring; 5022. a gathering groove; 5023. a first mounting groove; 5024. a second mounting groove; 5025. a baffle ring; 503. a third module; 504. a clamping groove; 6. a guide member; 601. a short tube cover; 602. a mounting plate; 603. a neck sleeve; 604. a guide rod; 605. a sphere; 7. a heating assembly; 701. a heating element; 702. heating the double tube; 703. a heat pipe is arranged in the heat pipe; 704. a mounting frame; 705. a small screw rod; 8. a foam scraping assembly; 801. a scraping ring; 802. a folding part; 803. leveling the belt; 804. a lock body; 9. a bubble spraying ring; 10. tightening the belt; 11. an injection hole; 12. locking buckles; 13. a push plate vehicle; 14. a propeller strut; 15. and a plunger.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
In a first embodiment, as shown in fig. 1 to 14, the present invention provides a technical solution: the foaming forming equipment for producing the pipeline anti-corrosion layer comprises a foaming main body 1, wherein PE anti-corrosion foam for producing the pipeline anti-corrosion layer is produced, a foam pump 2 is fixedly arranged on the left side of the upper end of the foaming main body 1, the output end of the foam pump 2 is connected with a telescopic pipe, the upper end of the telescopic pipe is connected with a gooseneck 3, the upper end of the gooseneck 3 is connected with a quick connector, and a push-plate vehicle 13 is assembled and arranged at the lower end of the foaming main body 1;
a telescopic frame 4 which is arranged at the left side of the foaming main body 1 and is used for changing the space operation position during PE anti-corrosion foam molding;
the foaming component 5 is clamped at the upper end of the expansion bracket 4 and can be sleeved on a pipeline to be subjected to corrosion-resistant treatment, a foam spraying ring 9 is arranged in the middle of the inner side of the foaming component 5 and is used for spraying PE corrosion-resistant foam to the surface of the pipeline, and a tightening belt 10 is arranged in the foaming component 5 and close to the outer side and is used for tightening the foaming component 5 on the pipeline;
the guide piece 6 is arranged on the right side surface of the foaming component 5 in a circular array, and can enable the foaming component 5 to move on the surface of the pipeline along the trend of the pipeline while positioning and arranging the foaming component 5 on the pipeline to be subjected to corrosion-resistant treatment;
the heating component 7 is arranged on the left side surface of the foaming component 5 through bolts and is used for accelerating PE anticorrosion foam shaping;
the foam scraping assembly 8 is embedded and installed in the foaming assembly 5 and near the left side, and is used for uniformly scraping PE anti-corrosion foam coated on the surface of the pipeline.
The lower extreme screw thread of push pedal car 13 installs a plurality of universal wheels, and rotatable guardrail handle is all installed to the left and right sides of push pedal car 13, be used for stopping external force direct impact foaming main part 1, provide the impetus that can push and pull back and forth for the user, and push pedal car 13's upper end left side fixedly connected with rectangular frame, rectangular frame's upper end cartridge has propeller strut 14, propeller strut 14's upper end fixedly connected with inserted bar 15, inserted bar 15 is used for with expansion bracket 4 cartridge on propeller strut 14, push pedal car 13's upper end right side is provided with draw-in groove and fastener, be used for firmly installing foaming main part 1 on push pedal car 13, and the upper end right side of foaming main part 1 installs feeder hopper and various auxiliary material pipes, be used for assisting foaming main part 1 to make the PE anticorrosive foam fast, propeller strut 14's upper end and be located the bilateral symmetry screw thread of inserted bar 15 install the locating pin, be used for the screw thread runs through protruding pipe 406 to fix a position the elevating bar 401 and dock on propeller strut 14.
The expansion bracket 4 comprises a lifting rod 401, the lower end of the lifting rod 401 is fixedly connected with a bracelet, the surface of the bracelet is fixedly connected with a convex pipe 406, the lifting rod 401 is assembled with a propeller strut 14 through the convex pipe 406 on the bracelet in a matched mode, a knuckle 402 is arranged at the upper end of the lifting rod 401, a pressurizing chamber 403 and a connector 404 are fixedly arranged at the top of the knuckle 402, the connector 404 is fixedly connected to one side of the pressurizing chamber 403, the connector 404 is in butt joint with the gooseneck 3 through a quick connector, a clamping seat 405 is connected to the top thread of the pressurizing chamber 403, the inner cavity of the clamping seat 405 is communicated with the inner cavity of the gooseneck 3 through the pressurizing chamber 403, the connector 404 and the quick connector in a matched mode, and a ring fixing frame is arranged on the middle thread of the lifting rod 401 and used for locking the lifting height of the lifting rod 401.
The guide piece 6 comprises a short tube cover 601 arranged on the right side of the foaming assembly 5, a mounting plate 602 is fixedly connected to the left side of the short tube cover 601, the mounting plate 602 is mounted on the right wall surface of the foaming assembly 5 through bolts, a neck sleeve 603 is fixedly connected to the top of the short tube cover 601, a guide rod 604 is inserted into the middle of the neck sleeve 603, a tightening spring is sleeved on the surface of the guide rod 604, the upper end of the tightening spring is fixedly connected to the guide rod 604, the lower end of the tightening spring is fixedly connected to the inner wall surface of the neck sleeve 603, a ball 605 is fixedly connected to the lower end of the guide rod 604, and the ball 605 can be clamped in the short tube cover 601.
The heating element 7 is including installing the heat-generating body 701 in foaming subassembly 5 left side, the lower extreme of heat-generating body 701 is connected with heating double-barrelled 702, heating double-barrelled 702 is circular-arc and equal with the second module 502 arc length that corresponds, the quantity of heating double-barrelled 702 is three at least, the inside grafting of heating double-barrelled 702 has the built-in heat pipe 703 that can stretch out and draw back, three heating double-barrelled 702 can constitute a complete ring pipe fitting jointly through built-in heat pipe 703, the outside of heat-generating body 701 is provided with a plurality of mounting brackets 704, a plurality of mounting brackets 704 are circular array fixed connection on the left side wall of first module 501, second module 502 or third module 503, the surface screw thread of mounting bracket 704 installs little lead screw 705, the lower extreme threaded connection of little lead screw 705 is on the heat-generating body 701, the heat-generating body 701 passes through little lead screw 705 and mounting bracket 704 composite installation.
When the PE anti-corrosion foam plastic pipe is used, the molding equipment can be pushed to the vicinity of an indoor or outdoor pipeline by pushing the push plate vehicle 13, PE anti-corrosion foam is manufactured on site through the foaming main body 1, then the vertical height of the lifting rod 401 is adjusted according to the horizontal height of the pipeline, or when the horizontal height of the pipeline is higher, the PE anti-corrosion foam plastic pipe is convenient for the foam scraping assembly 8 to scrape and coat by tightly attaching the guide piece 6, the heating assembly 7, the foam scraping assembly 8, the foam spraying ring 9 and the tightening belt 10 together with the foaming assembly 5 on the surface of the pipeline in a manner of lifting the lifting rod 401 by the propeller strut 14, and tightening the tightening belt 10 through the locking buckle 12, so that the foaming assembly 5 is tightly attached to the pipeline integrally, and the PE anti-corrosion foam plastic pipe is convenient for the foam scraping assembly 8 to carry out uniform blade coating; then the PE anti-corrosion foam is butted on the nipple 404 through a quick connector, the foam pump 2 is started to convey the PE anti-corrosion foam manufactured in the foaming main body 1 into the inner cavity of the foam spraying ring 9, and finally the PE anti-corrosion foam is sprayed on the surface of a pipeline in a circular ring shape through the spraying hole 11; wherein, extrude spheroid 605 at the pipeline surface through tightening up the spring to utilize the left and right arris board of second mounting groove 5024 and the right arris board of first mounting groove 5023 all to adopt the mode of chamfer processing, reduce the area of contact on first module 501 and pipeline surface, thereby make the whole of foaming subassembly 5 can slide along the laying trend of pipeline on the pipeline, make things convenient for this former to carry out the nimble coating of pipeline anticorrosive coating.
In a second embodiment, as shown in fig. 2 to 10, the foaming component 5 includes a first module 501, a second module 502 and a third module 503, all of which are made by dividing the same torus according to equal arc length, and are arranged right above the clamping seat 405 in an equilateral triangle shape, wherein the middle part of the bottom end of the third module 503 is fixedly connected to the middle part of the upper end of the clamping seat 405, the first module 501 and the second module 502 are symmetrically installed on two sides of the third module 503 with respect to the lifting rod 401, and the middle part of the outer surface of the first module 501 is provided with a clamping groove 504.
Except for the feature of the clamping groove 504, the first module 501 is completely identical to the second module 502 and the third module 503 in other structures, the second module 502 comprises an arc-shaped ring 5021, a furling groove 5022, a first mounting groove 5023 and a second mounting groove 5024 are respectively formed in the inner side surface of the arc-shaped ring 5021, the furling groove 5022 is formed in the middle of the inner side surface of the arc-shaped ring 5021, the first mounting groove 5023 is formed in the arc-shaped ring 5021 and is close to one side of the guide piece 6, the second mounting groove 5024 is formed in the arc-shaped ring 5021 and is close to one side of the heating component 7, the cross-section of the furling groove 5022 is formed in a slope shape as shown in fig. 10, PE anti-corrosion foam furled in the inner side of the furling groove 5022 can be evenly conveyed by the leveling belt 803 and the pipeline along with the trend of the pipeline of the foaming component 5.
The arc ring 5021 is close to fixed mounting has the baffle ring 5025 on the lateral wall face of guide piece 6, can be with overflowing the PE anticorrosion foam back-dragon that draws in groove 5022 in and block, avoid PE anticorrosion foam to the direction that foaming subassembly 5 advances overflow, ensure PE anticorrosion foam's even cover on the pipeline, the left and right arris board of second mounting groove 5024 and the right arris board of first mounting groove 5023 all adopt the chamfer processing, and the ring internal diameter at arris board place all equals, wherein, the left arris inboard diameter of first mounting groove 5023 adopts the chamfer processing for cooperation spouts bubble circle 9 with PE anticorrosion foam spraying on the pipeline.
When the anti-corrosion device is used, the foaming assembly 5 can be sleeved on pipelines with different thicknesses through the cooperation of the first module 501, the second module 502, the third module 503 and the tightening belt 10, and the heating assembly 7, the foam scraping assembly 8 and the foam spraying ring 9 can shrink along with the shrinkage of the foaming assembly 5 and expand along with the expansion of the foaming assembly 5, so that the foaming assembly 5 can be coated with anti-corrosion layers for pipelines with different sizes on site, and can be switched and installed among the pipelines with different sizes without being limited by sites;
meanwhile, when the foaming component 5 is pushed towards one side where the guide piece 6 is located along the trend of the pipeline, a large amount of PE anti-corrosion foam is piled up on the lifting acting force of the folding groove 5022, so that a proper amount of PE anti-corrosion foam can pass through the left and right edges of the second mounting groove 5024 to be blocked, the PE anti-corrosion foam can be uniformly coated on the pipeline under the annular blade coating extrusion effect of the scraping ring 801, an anti-corrosion layer formed by the PE anti-corrosion foam is formed at one time, a complete closed sleeve is formed, closing seams do not exist, the tightness and the integrity of the anti-corrosion layer can be improved, and the service life of the anti-corrosion layer on the pipeline is prolonged.
In the third embodiment, as shown in fig. 1 to 8, the foam scraping assembly 8 includes a scraping ring 801 clamped in a second installation groove 5024, a folding portion 802 is fixedly connected to an inner side surface of the scraping ring 801, and can extend towards a middle portion of a circular ring where the scraping ring 801 is located, a leveling belt 803 is fixedly connected to an inner side surface of the folding portion 802, and is used for uniformly scraping PE anti-corrosion foam on a pipe surface, so that the PE anti-corrosion foam is uniformly covered on the pipe surface, the scraping ring 801, the folding portion 802 and the leveling belt 803 are made of elastic materials, the tops of the scraping ring 801, the folding portion 802 and the leveling belt 803 are jointly separated at the same position, and a lock body 804 is clamped at the separated position, so that a completed circular ring structure is formed, and the foam scraping assembly 8 can uniformly scrape the PE anti-corrosion foam on the pipe surface without dead angles;
the bubble spraying ring 9 is processed in a beveling way near one side edge of the folding groove 5022, a plurality of spraying holes 11 are formed in a circular array at the beveling position of the bubble spraying ring 9 and used for uniformly spraying PE anti-corrosion foam on the surface of a pipeline in a circular ring shape, a feeding pipe is fixedly connected to the bottom of the bubble spraying ring 9 and inserted into the inner cavity of the third module 503, the bubble spraying ring 9 is communicated with the inner cavity of the clamping seat 405 through the matching of the feeding pipe and the third module 503, the tightening belt 10 sequentially penetrates through the first module 501, the second module 502 and the third module 503 and penetrates out of the third module 503 again, the position of the tightening belt 10 penetrating into and out of the third module 503 is a clamping groove 504, and locking buckles 12 are clamped at the two ends of the tightening belt 10 and the third module 503 and used for tightening two ends of the tightening belt 10 in the clamping groove 504.
During the use, through with scrape ring 801 cartridge in the second mounting groove 5024 that first module 501, second module 502 or third module 503 inboard were seted up, make folding portion 802 and flattening area 803 can follow together and scrape the ring 801 and install the inboard at foaming subassembly 5, utilize the elasticity shrink characteristic that the whole that scrapes bubble subassembly 8 possessed, make and scrape the PE anticorrosive foam that bubble subassembly 8 can cooperate foaming subassembly 5 pipeline surface and carry out attached type knife coating, adopt this kind of attached type knife coating can ensure PE anticorrosive foam and be evenly coated on the pipeline, can also with PE anticorrosive foam thin coating on the pipeline, then after this anticorrosive coating cooling design, can repeat foretell knife coating operation, according to the concrete in-service condition of pipeline place environment, can repeatedly scrape the multilayer anticorrosive coating on the pipeline, thereby control pipeline surface anticorrosive coating's thickness, and improve pipeline holistic corrosion resistance ability.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (7)
1. Foam molding equipment is used in production of pipeline anticorrosive coating, characterized by, include:
the PE anti-corrosion foam pipe comprises a foaming main body (1) and is used for producing PE anti-corrosion foam for pipe corrosion, wherein a foam pump (2) is fixedly arranged on the left side of the upper end of the foaming main body (1), the output end of the foam pump (2) is connected with a telescopic pipe, the upper end of the telescopic pipe is connected with a gooseneck (3), the upper end of the gooseneck (3) is connected with a quick connector, and a push-plate vehicle (13) is assembled and arranged at the lower end of the foaming main body (1);
the expansion bracket (4) is arranged at the left side of the foaming main body (1) and is used for changing the space operation position of PE (polyethylene) anti-corrosion foam molding;
the foaming assembly (5) is clamped at the upper end of the expansion bracket (4) and can be sleeved on a pipeline to be subjected to corrosion-resistant treatment, a foam spraying ring (9) is arranged in the middle of the inner side of the foaming assembly (5) and is used for spraying PE corrosion-resistant foam to the surface of the pipeline, and a tightening belt (10) is arranged in the foaming assembly (5) and close to the outer side and is used for tightening the foaming assembly (5) on the pipeline;
the foaming assembly (5) comprises a first module (501), a second module (502) and a third module (503), wherein the first module (501), the second module (502) and the third module (503) are all manufactured by dividing the same torus according to equal arc length, and are distributed right above the clamping seat (405) in an equilateral triangle shape, the middle part of the bottom end of the third module (503) is fixedly connected to the middle part of the upper end of the clamping seat (405), the first module (501) and the second module (502) are symmetrically arranged on two sides of the third module (503) relative to the lifting rod (401), and clamping grooves (504) are formed in the middle part of the outer surface of the first module (501);
the second module (502) comprises an arc-shaped ring (5021), a furling groove (5022), a first mounting groove (5023) and a second mounting groove (5024) are respectively formed in the inner side surface of the arc-shaped ring (5021), which is close to the center of a circle, the furling groove (5022) is formed in the middle of the inner side surface of the arc-shaped ring (5021), the first mounting groove (5023) is formed in the arc-shaped ring (5021) and is close to one side of the guide piece (6), and the second mounting groove (5024) is formed in the arc-shaped ring (5021) and is close to one side of the heating component (7);
a baffle ring (5025) is fixedly arranged on the side wall surface of the arc-shaped ring (5021) close to the guide piece (6), the left and right edge plates of the second mounting groove (5024) and the right edge plate of the first mounting groove (5023) are processed by chamfering, the inner diameters of the circular rings where the edge plates are positioned are equal, and the inner diameter of the left edge plate of the first mounting groove (5023) is processed by chamfering;
the guide piece (6) is arranged on the right side surface of the foaming component (5) in a circular array, and can position and install the foaming component (5) on a pipeline to be subjected to corrosion prevention treatment, and meanwhile, the foaming component (5) can move on the surface of the pipeline along the trend of the pipeline;
the heating component (7) is arranged on the left side surface of the foaming component (5) by bolts and is used for accelerating PE anticorrosion foam shaping;
and the foam scraping assembly (8) is embedded and arranged in the foaming assembly (5) and close to the left side, and is used for uniformly scraping PE anti-corrosion foam coated on the surface of the pipeline.
2. The foam molding apparatus for producing a pipe anticorrosive coating according to claim 1, wherein: the lower extreme screw thread of push pedal car (13) is installed a plurality of universal wheels, and rotatable guardrail handle is all installed to the left and right sides of push pedal car (13), and the upper end left side fixedly connected with rectangular frame of push pedal car (13), rectangular frame's upper end cartridge has herringbone frame (14), and the upper end fixedly connected with inserted bar (15) of herringbone frame (14), and inserted bar (15) are used for with expansion bracket (4) cartridge on herringbone frame (14).
3. The foam molding apparatus for producing a pipe anticorrosive coating according to claim 2, wherein: the telescopic frame (4) comprises a lifting rod (401), the lower end of the lifting rod (401) is fixedly connected with a bracelet, the surface of the bracelet is fixedly connected with a convex pipe (406), the lifting rod (401) is assembled with a propeller strut (14) through a convex pipe (406) on the bracelet in a matched mode, a steering knuckle (402) is arranged at the upper end of the lifting rod (401), a pressurizing chamber (403) and a connector (404) are fixedly arranged at the top of the steering knuckle (402), the connector (404) is fixedly connected to one side of the pressurizing chamber (403), the connector (404) is in butt joint with a gooseneck (3) through a quick connector, and a clamping seat (405) is connected to the top of the pressurizing chamber (403) in a threaded mode.
4. The foam molding apparatus for producing a pipe anticorrosive coating according to claim 1, wherein: the guide piece (6) comprises a short tube cover (601) arranged on the right side of the foaming assembly (5), a mounting plate (602) is fixedly connected to the left side of the short tube cover (601), the mounting plate (602) is mounted on the right wall surface of the foaming assembly (5) through bolts, a neck sleeve (603) is fixedly connected to the top of the short tube cover (601), a guide rod (604) is inserted in the middle of the neck sleeve (603), a tightening spring is sleeved on the surface of the guide rod (604), the upper end of the tightening spring is fixedly connected to the guide rod (604), the lower end of the tightening spring is fixedly connected to the inner wall surface of the neck sleeve (603), a ball body (605) is fixedly connected to the lower end of the guide rod (604), and the ball body (605) can be clamped in the short tube cover (601).
5. The foam molding apparatus for producing a pipe anticorrosive coating according to claim 1, wherein: the heating assembly (7) comprises a heating body (701) arranged on the left side of the foaming assembly (5), a heating double pipe (702) is connected to the lower end of the heating body (701), the heating double pipe (702) is arc-shaped, a built-in heat pipe (703) capable of stretching is inserted into the heating double pipe (702), a plurality of mounting frames (704) are arranged on the outer side of the heating body (701), a small screw rod (705) is arranged on the surface threads of the mounting frames (704), and the lower end of the small screw rod (705) is connected to the heating body (701) in a threaded mode.
6. The foam molding apparatus for producing a pipe anticorrosive coating according to claim 1, wherein: the scraping foam assembly (8) comprises a scraping ring (801) clamped in a second mounting groove (5024), the inner side face of the scraping ring (801) is fixedly connected with a folding portion (802), the inner side face of the folding portion (802) is fixedly connected with a leveling belt (803), the scraping ring (801), the folding portion (802) and the leveling belt (803) are made of elastic materials, the tops of the scraping ring, the folding portion and the leveling belt (803) are jointly divided at the same position, and a lock body (804) is clamped at the divided position.
7. The foam molding apparatus for producing a pipe anticorrosive coating according to claim 1, wherein: the side edge of the bubble spraying ring (9) close to the folding groove (5022) is processed in a beveling way, a plurality of injection holes (11) are formed in a circular array at the beveling position of the bubble spraying ring (9), and locking buckles (12) are clamped at the two-time penetrating positions of the tightening belt (10) and the third module (503).
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| CN202310387756.5A CN116099723B (en) | 2023-04-12 | 2023-04-12 | Foaming forming equipment for producing pipeline anticorrosive coating |
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| CN202310387756.5A CN116099723B (en) | 2023-04-12 | 2023-04-12 | Foaming forming equipment for producing pipeline anticorrosive coating |
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| CN115256771A (en) * | 2022-07-29 | 2022-11-01 | 宿迁嘉禾塑料金属制品有限公司 | Polyurethane sponge foaming production method and equipment thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103212507B (en) * | 2013-04-24 | 2016-02-10 | 邵风雷 | A kind of steel pipe painting device |
| CN208303120U (en) * | 2018-04-30 | 2019-01-01 | 佛山市顺德区简得建材有限公司 | A kind of novel coating tool |
| CN212189719U (en) * | 2020-05-14 | 2020-12-22 | 沧州鑫隆管道防腐保温工程有限公司 | A priming paint device of brushing for anticorrosive pipeline production |
| JP3228524U (en) * | 2020-07-27 | 2020-10-29 | 小泉製麻株式会社 | Anticorrosion steel pipe column |
| CN214515383U (en) * | 2021-01-16 | 2021-10-29 | 广东美新城市环境管理有限公司 | Trunk brushing device for urban greening management |
| CN113171914A (en) * | 2021-05-28 | 2021-07-27 | 成渝钒钛科技有限公司 | Long-period forward-running antirust paint spraying device for large blast furnace and application method thereof |
| CN113289790B (en) * | 2021-06-07 | 2022-07-22 | 江苏大学 | Novel handheld annular trunk whitewashing mechanism |
| CN217664117U (en) * | 2022-06-17 | 2022-10-28 | 吉林安装集团股份有限公司 | Automatic spraying construction equipment suitable for pipeline anticorrosive paint |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115256771A (en) * | 2022-07-29 | 2022-11-01 | 宿迁嘉禾塑料金属制品有限公司 | Polyurethane sponge foaming production method and equipment thereof |
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