CN112103000A - Crosslinked polyethylene insulated nano aluminum alloy shielded power cable - Google Patents

Crosslinked polyethylene insulated nano aluminum alloy shielded power cable Download PDF

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Publication number
CN112103000A
CN112103000A CN202010941065.1A CN202010941065A CN112103000A CN 112103000 A CN112103000 A CN 112103000A CN 202010941065 A CN202010941065 A CN 202010941065A CN 112103000 A CN112103000 A CN 112103000A
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China
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aluminum alloy
cross
wall
coating
power cable
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CN202010941065.1A
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Chinese (zh)
Inventor
吴云
方伟
李坤
居盛文
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Individual
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0036—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/30—Drying; Impregnating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/02—Disposition of insulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/2806—Protection against damage caused by corrosion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
    • H01B7/428—Heat conduction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Insulated Conductors (AREA)

Abstract

The invention discloses a crosslinked polyethylene insulated nano aluminum alloy shielded power cable which is characterized in that: the heat-conducting and heat-insulating composite cable comprises an aluminum alloy cable core, an inner shielding layer, an outer shielding layer, a fire-resistant layer, a heat-conducting layer, an armor layer, a cross-linked polyethylene insulating sheath and a nano coating; the aluminum alloy wire core annular array is provided with four groups, an inner shielding layer is coated on the outer wall of the aluminum alloy wire core, an outer shielding layer is coated on the outer wall of the inner shielding layer, a fire-resistant layer is coated on the outer wall of the outer shielding layer, a heat-conducting layer is coated on the outer wall of the fire-resistant layer, an armor layer is coated on the outer wall of the heat-conducting layer, a cross-linked polyethylene insulating sheath is coated on the outer wall of the armor layer, and a nano coating is arranged on the outer wall of the cross-linked polyethylene insulating sheath through a coating; the cable has the advantages of resisting interference, preventing fire, reducing external corrosion, enhancing the protection of the crosslinked polyethylene insulating sheath on the inner wire core and prolonging the service life of the cable, along with good heat dissipation.

Description

Crosslinked polyethylene insulated nano aluminum alloy shielded power cable
Technical Field
The invention belongs to the technical field of cables, and relates to a nano aluminum alloy shielding power cable, in particular to a cross-linked polyethylene insulated nano aluminum alloy shielding power cable.
Background
The cable is made of one or more conductors insulated from each other and an outer insulating protective layer, and is used for transmitting power or information from one place to another.
In the prior art, in the use process of a power cable, the cable has defects in the aspects of heat dissipation, use safety and service life, and in the production process of the power cable, a plurality of cables cannot be deeply processed at the same time, so that the production efficiency of the cable is low.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the cable has defects in the aspects of heat dissipation, use safety and service life in the use process of the power cable, and the production efficiency of the cable is low because a plurality of cables cannot be subjected to deep processing simultaneously in the production process of the power cable, so that the cross-linked polyethylene insulated nano aluminum alloy shielded power cable is provided.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides an insulating nanometer aluminum alloy shielding power cable of crosslinked polyethylene which characterized in that: the heat-conducting and heat-insulating composite cable comprises an aluminum alloy cable core, an inner shielding layer, an outer shielding layer, a fire-resistant layer, a heat-conducting layer, an armor layer, a cross-linked polyethylene insulating sheath and a nano coating;
aluminum alloy sinle silk annular array is provided with four groups, and the cladding has the internal shield layer on the outer wall of aluminum alloy sinle silk, the cladding has the external shield layer on the outer wall of internal shield layer, the cladding has the flame retardant coating on the outer wall of external shield layer, the cladding has the heat-conducting layer on the outer wall of flame retardant coating, the cladding has the armor on the outer wall of heat-conducting layer, the cladding has crosslinked polyethylene insulating sheath on the outer wall of armor, be provided with the nano coating through coating device and solidification equipment on crosslinked polyethylene insulating sheath's the outer wall.
Preferably, the preparation process of the crosslinked polyethylene insulated nano aluminum alloy shielding power cable comprises the following steps:
s1, sequentially wrapping an inner shielding layer, an outer shielding layer, a fire-resistant layer, a heat conducting layer, an armor layer and a cross-linked polyethylene insulating sheath on the surface of the aluminum alloy wire core from inside to outside to form a cross-linked polyethylene insulating aluminum alloy shielding power cable base material;
s2, firstly, the base material of the cross-linked polyethylene insulated aluminum alloy shielding power cable is driven along the chassis of the coating device and passes through the conical sleeve of the coating component, because the discharge end of the oil pipe is provided with three groups of first connecting pipes in parallel, three groups of second connecting pipes are arranged under the first connecting pipes, the discharge port of the second connecting pipes is provided with a coating component, so that the three-strand cross-linked polyethylene insulated aluminum alloy shielding power cable base material is coated at the same time, firstly, the pump body sprays the fused nano coating material to the outer surface of the crosslinked polyethylene insulating sheath from the spray hole along the oil pipe, the first connecting pipe, the second connecting pipe and the spray pipe, then, when the coating passes through the brushing plate, the brush bristles brush the nano coating material, so that the nano coating 8 is uniformly coated on the crosslinked polyethylene insulating sheath, and the residual material brushed by the brushing plate flows into a collecting box along a material guide groove of the collecting plate to be recovered; because, three groups of coating assemblies are arranged, three strands of cross-linked polyethylene insulated aluminum alloy shielding power cable base materials can be processed simultaneously, the manufacturing efficiency of the power cable is greatly improved, meanwhile, the spraying pipe and the brush plate are arranged side by side, the working efficiency of coating the nano material on the cable is greatly improved, the nano material can be uniformly coated on the surface of the cable, the processing cable conveniently penetrates out of the coating assemblies through the installation of the conical sleeve, the processing of the cable is convenient, and in addition, the receiving assembly can flow the residual material coated by the brush plate into the collecting box along the guide chute of the collecting plate for recycling;
s3, conveying the cross-linked polyethylene insulated aluminum alloy shielded power cable substrate coated with the nano coating material into a roller, starting a driving motor to work, driving the roller to rotate along a bearing seat through the meshing action of a driving gear and a driven gear, so that a UV lamp in the roller rotates around the cross-linked polyethylene insulated aluminum alloy shielded power cable substrate, and curing the nano coating on the surface of the cross-linked polyethylene insulated aluminum alloy shielded power cable substrate, thereby completing the preparation of the cross-linked polyethylene insulated nano aluminum alloy shielded power cable; this solidification equipment can solidify the cable of three strands simultaneously, because the pivoted cylinder makes can be to the even quick fixed of nanometer material on the insulating sheath surface of crosslinked polyethylene, has further improved the efficiency of cable production and processing.
Preferably, the coating device includes quick-witted case, the truss, the mounting panel, oil pipe, the fuel tap, first connecting pipe, the installation pole, the second connecting pipe, the coating subassembly, be provided with the truss on the inner wall of machine case, the middle part cover of truss is equipped with the mounting panel, the top surface of mounting panel is provided with oil pipe, oil pipe passes through communicating pipe and is connected with the feed cylinder that is equipped with nanometer coating material, be provided with the fuel tap on the oil pipe, and oil pipe's discharge end is provided with three first connecting pipes of group side by side, be provided with three groups of second connecting pipes under the first connecting pipe, first connecting pipe passes through communicating pipe and is connected with the second connecting pipe, three groups of second connecting pipe cover are established on the installation pole, the installation pole passes through the.
Preferably, the coating assembly comprises a connector, a conical sleeve, a spraying pipe, spray holes, a brush board and brush bristles, the spraying pipe and the brush board are respectively arranged at two ends of the conical sleeve, the spraying pipe and the brush board are of annular structures, the diameter of an inner ring of the spraying pipe is larger than that of an inner ring of the brush board, multiple groups of spray holes are uniformly formed in the inner wall of the spraying pipe, the connector is arranged on the top surface of the spraying pipe and is connected with a discharge hole of the second connecting pipe through threads, and multiple groups of brush bristles are uniformly arranged in the inner ring of the brush board.
Preferably, be located and be provided with the receipts material subassembly under the coating subassembly, receive the material subassembly and include collecting plate, baffle box, collection box, the collecting plate is installed on quick-witted case, and the collecting plate is the V-arrangement board, and the middle part of collecting plate is provided with rectangular baffle box, and the one side that is located the collecting plate is provided with the collection box.
Preferably, the side wall of the case is provided with a curing device, the curing device comprises a roller, a bottom plate, a driving motor, a driving gear and a driven gear, the bottom plate is installed on the side wall of the case, the top surface of the bottom plate is rotatably connected with the roller through a limiting mechanism, the inner wall of the roller is provided with four groups of UV lamps, and the four groups of UV lamps are arranged along the annular array of the inner wall of the roller.
Preferably, a driving motor is arranged on the top surface of the bottom plate, the output end of the driving motor is connected with a driving gear, the driving gear is connected with a driven gear, and the driven gear is sleeved on the outer wall of the roller.
Preferably, the limiting mechanism comprises a bearing seat, a limiting wheel and a limiting ring, the limiting ring is sleeved on two sides of the outer wall of the roller respectively, the bearing seats are arranged on two sides of the bottom of the limiting ring respectively and are in rolling connection with the bearing seats, the bearing seats are installed on the bottom plate, the limiting wheel is rotatably installed on the bottom plate, and the limiting ring is located between the limiting wheels.
Compared with the prior art, the invention has the beneficial effects that: the inner shielding layer and the outer shielding layer play a role in resisting interference, the fire-resistant layer enables the aluminum alloy wire core to be insulated from the outside and also has a certain fireproof effect, the heat conducting layer absorbs heat generated by the aluminum alloy wire core, the heat dissipation performance of the cable is enhanced, the aging speed of a circuit due to overheating is reduced, the service life of the cable is prolonged, the nano coating is coated on the outer wall of the crosslinked polyethylene insulating sheath, the corrosion of the outer periphery to the nano coating is reduced, the waterproof and oil-proof effects are achieved, the protection of the crosslinked polyethylene insulating sheath on the inner wire core is enhanced, and the service life of the cable is prolonged;
firstly, sequentially wrapping an inner shielding layer, an outer shielding layer, a fire-resistant layer, a heat conduction layer, an armor layer and a cross-linked polyethylene insulating sheath on the surface of an aluminum alloy wire core from inside to outside to form a cross-linked polyethylene insulating aluminum alloy shielding power cable base material;
firstly, the base material of the crosslinked polyethylene insulated aluminum alloy shielding power cable is driven along the machine box of the coating device and passes through the conical sleeve of the coating component, because the discharge end of the oil pipe is provided with three groups of first connecting pipes in parallel, three groups of second connecting pipes are arranged under the first connecting pipes, the discharge port of the second connecting pipes is provided with a coating component, so that the three-strand cross-linked polyethylene insulated aluminum alloy shielding power cable base material is coated at the same time, firstly, the pump body sprays the fused nano coating material to the outer surface of the crosslinked polyethylene insulating sheath from the spray hole along the oil pipe, the first connecting pipe, the second connecting pipe and the spray pipe, then, when the coating passes through the brushing plate, the brush bristles brush the nano coating material, so that the nano coating 8 is uniformly coated on the crosslinked polyethylene insulating sheath, and the residual material brushed by the brushing plate flows into a collecting box along a material guide groove of the collecting plate to be recovered; because, three groups of coating assemblies are arranged, three strands of cross-linked polyethylene insulated aluminum alloy shielding power cable base materials can be processed simultaneously, the manufacturing efficiency of the power cable is greatly improved, meanwhile, the spraying pipe and the brush plate are arranged side by side, the working efficiency of coating the nano material on the cable is greatly improved, the nano material can be uniformly coated on the surface of the cable, the processing cable conveniently penetrates out of the coating assemblies through the installation of the conical sleeve, the processing of the cable is convenient, and in addition, the receiving assembly can flow the residual material coated by the brush plate into the collecting box along the guide chute of the collecting plate for recycling;
the cross-linked polyethylene insulated aluminum alloy shielded power cable substrate coated with the nano coating material is conveyed into the roller, the driving motor is started to work, the roller is driven to rotate along the bearing seat through the meshing action of the driving gear and the driven gear, so that the UV lamp in the roller rotates around the cross-linked polyethylene insulated aluminum alloy shielded power cable substrate, and the nano coating on the surface of the cross-linked polyethylene insulated aluminum alloy shielded power cable substrate is cured; this solidification equipment can solidify the cable of three strands simultaneously, because the pivoted cylinder makes can be to the even quick fixed of nanometer material on the insulating sheath surface of crosslinked polyethylene, has further improved the efficiency of cable production and processing.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the whole of the present invention.
FIG. 2 is a schematic structural view showing a connection relationship between a coating apparatus and a curing apparatus according to the present invention.
Fig. 3 is a schematic perspective view of the coating apparatus of the present invention.
FIG. 4 is an enlarged view of the area A in FIG. 3 according to the present invention.
Fig. 5 is a schematic view of the structure of the coating unit according to the present invention.
Fig. 6 is a schematic perspective view of the curing device of the present invention.
FIG. 7 is an enlarged view of the detail of the area B in FIG. 6 according to the present invention.
In the figure: 1. an aluminum alloy wire core; 2. an inner shield layer; 3. an outer shield layer; 4. a refractory layer; 5. a heat conductive layer; 6. an armor layer; 7. a crosslinked polyethylene insulating sheath; 8. a nano-coating; 9. a coating device; 10. a curing device; 11. a chassis; 12. a truss; 13. a collection plate; 14. a material guide chute; 15. a collection box; 16. mounting a plate; 17. an oil pipe; 18. an oil valve; 19. a first connecting pipe; 20. mounting a rod; 21. a second connecting pipe; 22. a connector; 23. a conical sleeve; 24. a shower pipe; 25. spraying a hole; 26. brushing the board; 27. brushing; 28. A drum; 29. a base plate; 30. a drive motor; 31. a driving gear; 32. a driven gear; 33. a bearing seat; 34. a limiting wheel; 35. a limit ring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a cross-linked polyethylene insulated nano aluminum alloy shielded power cable is characterized in that: the cable comprises an aluminum alloy cable core 1, an inner shielding layer 2, an outer shielding layer 3, a fire-resistant layer 4, a heat conducting layer 5, an armor layer 6, a cross-linked polyethylene insulating sheath 7 and a nano coating 8;
the aluminum alloy wire cores 1 are arranged in four groups in an annular array, an inner shielding layer 2 is coated on the outer wall of the aluminum alloy wire cores 1, an outer shielding layer 3 is coated on the outer wall of the inner shielding layer 2, a fire-resistant layer 4 is coated on the outer wall of the outer shielding layer 2, a heat-conducting layer 5 is coated on the outer wall of the fire-resistant layer 4, an armor layer 6 is coated on the outer wall of the heat-conducting layer 5, a cross-linked polyethylene insulating sheath 7 is coated on the outer wall of the armor layer 6, a nano coating 8 is arranged on the outer wall of the cross-linked polyethylene insulating sheath 7 through a coating device 9 and a curing device 10, the inner shielding layer 2 and the outer shielding layer 3 play a role in anti-interference, the fire-resistant layer 4 enables the aluminum alloy wire cores 1 to be insulated from the outside and also have a certain fire-proof function, the heat-conducting layer 5, the service life of the cable is prolonged, the nano coating 8 is coated on the outer wall of the crosslinked polyethylene insulating sheath 7, the corrosion to the cable from the outside is reduced, the waterproof and oil-proof effects are achieved, the protection of the crosslinked polyethylene insulating sheath 7 to the inner wire core is enhanced, and the service life of the cable is prolonged.
The preparation process of the crosslinked polyethylene insulated nano aluminum alloy shielding power cable comprises the following steps:
s1, sequentially wrapping an inner shielding layer 2, an outer shielding layer 3, a fire-resistant layer 4, a heat conduction layer 5, an armor layer 6 and a cross-linked polyethylene insulating sheath 7 on the surface of an aluminum alloy wire core 1 from inside to outside to form a cross-linked polyethylene insulating aluminum alloy shielding power cable base material;
s2, firstly, the cross-linked polyethylene insulated aluminum alloy shielded power cable base material is driven along the case 11 of the coating device 9 and passes through the taper sleeve 23 of the coating component, because the discharge end of the oil pipe 17 is provided with three groups of first connecting pipes 19 side by side, three groups of second connecting pipes 21 are arranged under the first connecting pipes 19, the discharge port of the second connecting pipes 21 is provided with the coating component, so that three strands of cross-linked polyethylene insulated aluminum alloy shielded power cable base material are coated simultaneously, when coating, firstly, the melted nano coating material is sprayed to the outer surface of the cross-linked polyethylene insulated sheath 7 from the spray hole 25 along the oil pipe 17, the first connecting pipes 19, the second connecting pipes 21 and the spray pipe 24 through the pump body, then, when passing through the brush board 26, the brush 27 brushes the nano coating material, so that the nano coating 8 is uniformly coated on the cross-linked polyethylene insulated sheath 7, the residual materials coated by the brush plate 26 flow into the collecting box 15 along the material guide groove 14 of the collecting plate 13 for recycling; because three groups of coating assemblies are arranged, three strands of cross-linked polyethylene insulated aluminum alloy shielding power cable base materials can be processed simultaneously, the manufacturing efficiency of the power cable is greatly improved, meanwhile, the spraying pipe 24 and the brush plate 26 are arranged side by side, the working efficiency of coating the nano materials on the cable is greatly improved, the nano materials can be uniformly coated on the surface of the cable, the processed cable conveniently penetrates out of the coating assemblies through the installation of the conical sleeve 23, the processing treatment of the cable is convenient, and in addition, the material receiving assemblies can enable residual materials coated by the brush plate 26 to flow into the collecting box 15 along the guide chute 14 of the collecting plate 13 for recycling;
s3, conveying the cross-linked polyethylene insulated aluminum alloy shielded power cable base material coated with the nano coating material into the roller 28, starting the driving motor 30 to work, driving the roller 28 to rotate along the bearing seat 33 through the meshing action of the driving gear 31 and the driven gear 32, so that the UV lamp in the roller 28 rotates around the cross-linked polyethylene insulated aluminum alloy shielded power cable base material, and curing the nano coating 8 on the surface of the cross-linked polyethylene insulated aluminum alloy shielded power cable base material, thereby completing the preparation of the cross-linked polyethylene insulated nano aluminum alloy shielded power cable; this solidification equipment 10 can solidify the cable of three strands simultaneously, owing to pivoted cylinder 28 makes can be to the even quick fixed of nanometer material on crosslinked polyethylene insulating sheath 7 surface, has further improved the efficiency of cable production and processing.
Coating device 9 includes quick-witted case 11, truss 12, mounting panel 16, oil pipe 17, the fuel tap 18, first connecting pipe 19, installation pole 20, second connecting pipe 21, the coating subassembly, be provided with truss 12 on quick-witted case 11's the inner wall, truss 12's middle part cover is equipped with mounting panel 16, mounting panel 16's top surface is provided with oil pipe 17, oil pipe 17 is connected with the feed cylinder that is equipped with nanometer coating material through communicating pipe, be provided with fuel tap 18 on the oil pipe 17, and oil pipe 17's discharge end is provided with three first connecting pipes 19 side by side, be provided with three sets of second connecting pipes 21 under first connecting pipe 19, first connecting pipe 19 is connected with second connecting pipe 21 through communicating pipe, three sets of second connecting pipe 21 covers are established on installation pole 20, installation pole 20 passes through the bolt and installs on the lateral wall of mounting panel 16, the discharge gate of.
The coating assembly comprises a connector 22, a taper sleeve 23, a spray pipe 24, spray holes 25, a brush board 26, brush bristles 27, the spray pipe 24 and the brush board 26 are respectively arranged at two ends of the taper sleeve 23, the spray pipe 24 and the brush board 26 are both of annular structures, the inner ring diameter of the spray pipe 24 is larger than that of the brush board 26, the inner wall of the spray pipe 24 is uniformly provided with multiple groups of spray holes 25, the top surface of the spray pipe 24 is provided with the connector 22, the connector 22 is connected with a discharge hole of the second connecting pipe 21 through threads, and the inner ring of the brush board 26 is uniformly provided with multiple groups of brush bristles 27.
Be located and be provided with the receipts material subassembly under the coating subassembly, receive the material subassembly and include collecting plate 13, baffle box 14, collection box 15, collecting plate 13 installs on quick-witted case 11, and collecting plate 13 is the V-arrangement board, and collecting plate 13's middle part is provided with rectangular baffle box 14, and one side that is located collecting plate 13 is provided with collection box 15.
The side wall of the machine box 11 is provided with a curing device 10, the curing device 10 comprises a roller 28, a bottom plate 29, a driving motor 30, a driving gear 31 and a driven gear 32, the bottom plate 29 is installed on the side wall of the machine box 11, the top surface of the bottom plate 29 is rotatably connected with the roller 28 through a limiting mechanism, the inner wall of the roller 28 is provided with UV lamps, and four groups of UV lamps are arranged along the annular array of the inner wall of the roller 28.
The top surface of the bottom plate 29 is provided with a driving motor 30, the output end of the driving motor 30 is connected with a driving gear 31, the driving gear 31 is connected with a driven gear 32, and the driven gear 32 is sleeved on the outer wall of the roller 28.
The limiting mechanism comprises a bearing seat 33, limiting wheels 34 and limiting rings 35, the limiting rings 35 are respectively sleeved on two sides of the outer wall of the roller 28, the bearing seats 33 are respectively arranged on two sides of the bottom of the limiting rings 35 and are in rolling connection with the bearing seats 33, the bearing seats 33 are installed on the bottom plate 29 and are connected with the bottom plate 29, the limiting wheels 34 are rotatably installed on the bottom plate 29, and the limiting rings 35 are located between the limiting wheels 34.
The working principle of the invention is as follows: the inner shielding layer 2 and the outer shielding layer 3 play a role in resisting interference, the fire-resistant layer 4 enables the aluminum alloy wire core 1 to be insulated from the outside and also has a certain fireproof function, the heat conducting layer 5 absorbs heat generated by the aluminum alloy wire core 1, the heat dissipation performance of the cable is enhanced, the line aging speed caused by overheating is reduced, the service life of the cable is prolonged, the nano coating 8 is coated on the outer wall of the crosslinked polyethylene insulating sheath 7, the corrosion of the outside to the cable is reduced, the waterproof and oil-proof functions are achieved, the protection of the crosslinked polyethylene insulating sheath 7 to the inner wire core is enhanced, and the service life of the cable is prolonged;
firstly, sequentially wrapping an inner shielding layer 2, an outer shielding layer 3, a fire-resistant layer 4, a heat conducting layer 5, an armor layer 6 and a cross-linked polyethylene insulating sheath 7 on the surface of an aluminum alloy wire core 1 from inside to outside to form a cross-linked polyethylene insulating aluminum alloy shielding power cable base material;
firstly, the cross-linked polyethylene insulated aluminum alloy shielding power cable base material is driven along the machine box 11 of the coating device 9 and passes through the taper sleeve 23 of the coating component, because the discharge end of the oil pipe 17 is provided with three groups of first connecting pipes 19 side by side, three groups of second connecting pipes 21 are arranged under the first connecting pipes 19, and the discharge port of the second connecting pipes 21 is provided with the coating component, three strands of cross-linked polyethylene insulated aluminum alloy shielding power cable base material are coated simultaneously, when coating, firstly, the melted nano coating material is sprayed to the outer surface of the cross-linked polyethylene insulated sheath 7 from the spray hole 25 along the oil pipe 17, the first connecting pipes 19, the second connecting pipes 21 and the spray pipe 24 through the pump body, then, when passing through the brush plate 26, the brush 27 brushes the nano coating material, so that the nano coating 8 is uniformly coated on the cross-linked polyethylene insulated sheath 7, the residual materials coated by the brush plate 26 flow into the collecting box 15 along the material guide groove 14 of the collecting plate 13 for recycling; because three groups of coating assemblies are arranged, three strands of cross-linked polyethylene insulated aluminum alloy shielding power cable base materials can be processed simultaneously, the manufacturing efficiency of the power cable is greatly improved, meanwhile, the spraying pipe 24 and the brush plate 26 are arranged side by side, the working efficiency of coating the nano materials on the cable is greatly improved, the nano materials can be uniformly coated on the surface of the cable, the processed cable conveniently penetrates out of the coating assemblies through the installation of the conical sleeve 23, the processing treatment of the cable is convenient, and in addition, the material receiving assemblies can enable residual materials coated by the brush plate 26 to flow into the collecting box 15 along the guide chute 14 of the collecting plate 13 for recycling;
the cross-linked polyethylene insulated aluminum alloy shielded power cable base material coated with the nano coating material is conveyed into the roller 28, the driving motor 30 is started to work, the roller 28 is driven to rotate along the bearing seat 33 through the meshing action of the driving gear 31 and the driven gear 32, so that the UV lamp in the roller 28 rotates around the cross-linked polyethylene insulated aluminum alloy shielded power cable base material, and the nano coating 8 on the surface of the cross-linked polyethylene insulated aluminum alloy shielded power cable base material is cured; this solidification equipment 10 can solidify the cable of three strands simultaneously, owing to pivoted cylinder 28 makes can be to the even quick fixed of nanometer material on crosslinked polyethylene insulating sheath 7 surface, has further improved the efficiency of cable production and processing.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. The utility model provides an insulating nanometer aluminum alloy shielding power cable of crosslinked polyethylene which characterized in that: the cable comprises an aluminum alloy cable core (1), an inner shielding layer (2), an outer shielding layer (3), a fire-resistant layer (4), a heat conduction layer (5), an armor layer (6), a cross-linked polyethylene insulating sheath (7) and a nano coating (8);
aluminum alloy sinle silk (1) annular array is provided with four groups, and the cladding has internal shield layer (2) on the outer wall of aluminum alloy sinle silk (1), the cladding has external shield (3) on the outer wall of internal shield (2), the cladding has flame retardant coating (4) on the outer wall of external shield (2), the cladding has heat-conducting layer (5) on the outer wall of flame retardant coating (4), the cladding has armor (6) on the outer wall of heat-conducting layer (5), the cladding has crosslinked polyethylene insulating sheath (7) on the outer wall of armor (6), be provided with nanometer coating (8) through coating device (9) and curing device (10) on the outer wall of crosslinked polyethylene insulating sheath (7).
2. The cross-linked polyethylene insulated nano aluminum alloy shielded power cable according to claim 1, wherein the preparation process of the cross-linked polyethylene insulated nano aluminum alloy shielded power cable comprises the following steps:
s1, sequentially wrapping an inner shielding layer (2), an outer shielding layer (3), a fire-resistant layer (4), a heat-conducting layer (5), an armor layer (6) and a cross-linked polyethylene insulating sheath (7) on the surface of the aluminum alloy wire core (1) from inside to outside to form a cross-linked polyethylene insulating aluminum alloy shielding power cable base material;
s2, firstly, the cross-linked polyethylene insulated aluminum alloy shielded power cable base material is driven along a machine box (11) of a coating device (9) and penetrates through a conical sleeve (23) of a coating assembly, because three groups of first connecting pipes (19) are arranged at the discharge end of an oil pipe (17) side by side, three groups of second connecting pipes (21) are arranged under the first connecting pipes (19), and a coating assembly is arranged at the discharge port of the second connecting pipes (21), so that three strands of cross-linked polyethylene insulated aluminum alloy shielded power cable base material are coated at the same time, when in coating, firstly, a molten nano coating material is sprayed to the outer surface of a cross-linked polyethylene insulated sheath (7) from a spray hole (25) through a pump body along the oil pipe (17), the first connecting pipes (19), the second connecting pipes (21) and a spray pipe (24), and then, when passing through a brush board (26), the brush bristles (27) brush the nano, so that the nano coating (8) is uniformly coated on the cross-linked polyethylene insulating sheath (7), and the residual material coated by the brush plate (26) flows into the collecting box (15) along the guide chute (14) of the collecting plate (13) for recycling;
s3, the cross-linked polyethylene insulated aluminum alloy shielding power cable base material coated with the nano coating material is conveyed to enter the roller (28), the driving motor (30) is started to work, the roller (28) is driven to rotate along the bearing seat (33) through the meshing action of the driving gear (31) and the driven gear (32), so that a UV lamp in the roller (28) rotates around the cross-linked polyethylene insulated aluminum alloy shielding power cable base material, the nano coating (8) on the surface of the cross-linked polyethylene insulated aluminum alloy shielding power cable base material is cured, and the preparation of the cross-linked polyethylene insulated nano aluminum alloy shielding power cable is completed.
3. The cross-linked polyethylene insulated nano aluminum alloy shielded power cable according to claim 1, wherein the coating device (9) comprises a case (11), a truss (12), a mounting plate (16), an oil pipe (17), an oil valve (18), a first connecting pipe (19), a mounting rod (20), a second connecting pipe (21) and a coating assembly, the truss (12) is arranged on the inner wall of the case (11), the mounting plate (16) is sleeved in the middle of the truss (12), the oil pipe (17) is arranged on the top surface of the mounting plate (16), the oil pipe (17) is connected with a charging barrel filled with nano coating material through a communicating pipe, the oil valve (18) is arranged on the oil pipe (17), three groups of first connecting pipes (19) are arranged side by side at the discharge end of the oil pipe (17), three groups of second connecting pipes (21) are arranged under the first connecting pipe (19), and the first connecting pipe (19) is connected with the second connecting pipe (21) through the, the three groups of second connecting pipes (21) are sleeved on the mounting rod (20), the mounting rod (20) is mounted on the side wall of the mounting plate (16) through bolts, and a coating assembly is arranged at a discharge hole of each second connecting pipe (21).
4. The cross-linked polyethylene insulated nano aluminum alloy shielded power cable according to claim 3, wherein the coating assembly comprises a connector (22), a tapered sleeve (23), a spray pipe (24), spray holes (25), a brush plate (26) and brush bristles (27), the spray pipe (24) and the brush plate (26) are respectively arranged at two ends of the tapered sleeve (23), the spray pipe (24) and the brush plate (26) are both in an annular structure, the diameter of an inner ring of the spray pipe (24) is larger than that of the inner ring of the brush plate (26), a plurality of groups of spray holes (25) are uniformly arranged on the inner wall of the spray pipe (24), the connector (22) is arranged on the top surface of the spray pipe (24), the connector (22) is connected with a discharge hole of the second connector (21) through threads, and a plurality of groups of brush bristles (27) are uniformly arranged on the inner ring of the brush plate (26.
5. The shielding power cable of the cross-linked polyethylene insulation nanometer aluminum alloy according to claim 4, wherein a material receiving component is arranged right below the coating component, the material receiving component comprises a collecting plate (13), a material guiding groove (14) and a collecting box (15), the collecting plate (13) is installed on the case (11), the collecting plate (13) is a V-shaped plate, the rectangular material guiding groove (14) is arranged in the middle of the collecting plate (13), and the collecting box (15) is arranged on one side of the collecting plate (13).
6. The shielding power cable of the cross-linked polyethylene insulation nano aluminum alloy according to claim 3, wherein the side wall of the case (11) is provided with a curing device (10), the curing device (10) comprises a roller (28), a bottom plate (29), a driving motor (30), a driving gear (31) and a driven gear (32), the bottom plate (29) is installed on the side wall of the case (11), the top surface of the bottom plate (29) is rotatably connected with the roller (28) through a limiting mechanism, the inner wall of the roller (28) is provided with UV lamps, and the UV lamps are arranged in four groups along the annular array of the inner wall of the roller (28).
7. The shielding power cable of claim 6, wherein a driving motor (30) is disposed on the top surface of the bottom plate (29), an output end of the driving motor (30) is connected to a driving gear (31), the driving gear (31) is connected to a driven gear (32), and the driven gear (32) is sleeved on the outer wall of the drum (28).
8. The cross-linked polyethylene insulated nano aluminum alloy shielded power cable according to claim 6, wherein the limiting mechanism comprises a bearing seat (33), limiting wheels (34) and limiting rings (35), the limiting rings (35) are respectively sleeved on two sides of the outer wall of the roller (28), the bearing seats (33) are respectively arranged on two sides of the bottom of the limiting rings (35) and are in rolling connection with the bearing seats (33), the bearing seats (33) are installed on the bottom plate (29) to be connected, the limiting wheels (34) are rotatably installed on the bottom plate (29), and the limiting rings (35) are located between the limiting wheels (34).
CN202010941065.1A 2020-09-09 2020-09-09 Crosslinked polyethylene insulated nano aluminum alloy shielded power cable Pending CN112103000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010941065.1A CN112103000A (en) 2020-09-09 2020-09-09 Crosslinked polyethylene insulated nano aluminum alloy shielded power cable

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Application Number Priority Date Filing Date Title
CN202010941065.1A CN112103000A (en) 2020-09-09 2020-09-09 Crosslinked polyethylene insulated nano aluminum alloy shielded power cable

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CN112103000A true CN112103000A (en) 2020-12-18

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060244175A1 (en) * 2003-06-04 2006-11-02 Michael Horstmann Direct coating method
US20090238957A1 (en) * 2008-03-21 2009-09-24 Clancy Timothy J Low smoke, fire and water resistant cable coating
CN103212507A (en) * 2013-04-24 2013-07-24 邵风雷 Steel tube coating device
CN105251676A (en) * 2015-10-21 2016-01-20 青岛豪德博尔实业有限公司 Production process of polyvinyl chloride pipe
CN105413978A (en) * 2015-10-21 2016-03-23 青岛豪德博尔实业有限公司 Synchronous spraying and curing processing method for pipelines arranged in parallel
CN106938320A (en) * 2017-05-03 2017-07-11 陆丽宁 A kind of cast paint spray equipment
CN109524178A (en) * 2018-09-29 2019-03-26 天长市运成电缆辅料有限公司 A kind of auxiliary material filling device for cable
CN210110415U (en) * 2019-07-01 2020-02-21 京仪股份有限公司 Crosslinked polyethylene insulation sheath rare earth aluminum alloy power cable

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060244175A1 (en) * 2003-06-04 2006-11-02 Michael Horstmann Direct coating method
US20090238957A1 (en) * 2008-03-21 2009-09-24 Clancy Timothy J Low smoke, fire and water resistant cable coating
CN103212507A (en) * 2013-04-24 2013-07-24 邵风雷 Steel tube coating device
CN105251676A (en) * 2015-10-21 2016-01-20 青岛豪德博尔实业有限公司 Production process of polyvinyl chloride pipe
CN105413978A (en) * 2015-10-21 2016-03-23 青岛豪德博尔实业有限公司 Synchronous spraying and curing processing method for pipelines arranged in parallel
CN106938320A (en) * 2017-05-03 2017-07-11 陆丽宁 A kind of cast paint spray equipment
CN109524178A (en) * 2018-09-29 2019-03-26 天长市运成电缆辅料有限公司 A kind of auxiliary material filling device for cable
CN210110415U (en) * 2019-07-01 2020-02-21 京仪股份有限公司 Crosslinked polyethylene insulation sheath rare earth aluminum alloy power cable

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Application publication date: 20201218