CN115083676A - Cable for nuclear power station for warship and manufacturing device - Google Patents
Cable for nuclear power station for warship and manufacturing device Download PDFInfo
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- CN115083676A CN115083676A CN202210946660.3A CN202210946660A CN115083676A CN 115083676 A CN115083676 A CN 115083676A CN 202210946660 A CN202210946660 A CN 202210946660A CN 115083676 A CN115083676 A CN 115083676A
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- cable
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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
- H01B7/28—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
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- 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
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- 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
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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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
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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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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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
- H01B7/28—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
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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
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a cable manufacturing technology, which is used for solving the problems that copper monofilaments or copper monofilament external additional layers are easy to damage when cables are bundled, the connection between cable multilayer protective layers is not tight, and the production floor area is large, in particular to a cable for a naval nuclear power station and a manufacturing device; the invention relates to a copper monofilament forward driving a cable core through a roller, avoiding the fracture of the copper monofilament due to the friction of a bundling hole, better protecting the copper monofilament and an additional layer at the outer side from being damaged, effectively shortening a production line through continuous extrusion molding of a plurality of protective layers, preventing the cracking and separation of the plurality of protective layers of a cable, improving the waterproof performance of the cable by arranging a water blocking yarn between the copper monofilaments and arranging a high-strength water blocking tape at the outer side of the cable core, and simultaneously improving the radiation and electromagnetic interference resistance of the cable through a high-temperature-resistant and radiation-resistant polyimide tape, and improving the fireproof performance and the cable strength of the cable.
Description
Technical Field
The invention relates to a cable manufacturing technology, in particular to a cable for a nuclear power station for a ship and a manufacturing device.
Background
In recent years, with the continuous promotion of power construction, the demand of cables is more and more increased, and in the prior art, the cable is composed of a conductor and a first protective layer extruded outside the conductor, or a cable core is composed of a plurality of power cables with the structure, and two or more protective layers with different functions are extruded outside the cable core;
the prior cable manufacturing device has the defects in use, in the production of cable cores, the gathering of wire harnesses at the cable cores is generally realized through tapered holes with gradually reduced cross sections, however, copper monofilaments at the cable cores are thinner, when the bundling force is too large, the copper monofilament of the wire core is easy to break, and meanwhile, when working conditions such as coating, water-blocking yarn and the like are attached to the outer side of the copper monofilament, the additional layer on the outer side of the copper monofilament is easier to damage, the production is not facilitated, meanwhile, the protective layer on the outer part of the cable is formed in an extrusion molding mode, the existing extrusion methods are all extrusion in which after one layer is finished, the extrusion is carried for a certain distance and then enters the next layer, and the method can cause the production line to be elongated, therefore, the occupied area is large, the waste degree of raw materials is large during production, and meanwhile, water, dust or air and the like are easy to remain between the two protective layers, so that the two protective layers are not tightly connected;
according to different cable use environments, different product standards are often required for cables, and for cable products for naval nuclear power stations, higher waterproof, anti-irradiation, aging-resistant and other functions are required, so that the cables applied to the environment in the current market still have certain defects;
in view of the above technical problems, the present application proposes a solution.
Disclosure of Invention
The invention is characterized in that two groups of rollers are arranged at the bundling position of the cable core, the rollers drive the copper monofilament of the cable core to move forward, the friction between the copper monofilament and the inner wall of the hole is replaced by rolling, the fracture caused by the friction between the copper monofilament and the bundling hole is avoided, and when an additional layer is arranged on the outer side of the copper monofilament, the rolling can better protect the copper monofilament and the additional layer on the outer side from being damaged and ensure the stability of the cable core, and the adjacent extrusion molding barrel is arranged outside the threading pipe, thereby realizing the continuous extrusion molding of a plurality of protective layers, effectively shortening the production line when the outer side of the cable is provided with the plurality of protective layers, simultaneously, because the outer side of the previous protective layer is still not completely hardened when the second protective layer is extruded, the second protective layer is more tightly connected with the previous protective layer, effectively preventing the cracking separation between the plurality of protective layers of the cable, and improving the integrity of the protective layers of the cable, through set up the yarn that blocks water between the copper monofilament, the sinle silk outside sets up the waterproof performance that the high strength water-blocking area improved the cable, improve the radiation protection electromagnetic interference resistance performance of cable through the resistant high temperature resistant irradiation polyimide area simultaneously, and the cable outside is provided with multilayer flame retardant coating and armor, improve the fire prevention of cable, corrosion resisting property and cable intensity, it is inseparable to solve the connection between cable bundling easy damage copper monofilament or the outer additional layer of copper monofilament and the cable multilayer protective layer, the big problem of production area, and provide a naval nuclear power station cable and manufacturing installation.
The purpose of the invention can be realized by the following technical scheme:
a cable for a nuclear power station for a warship comprises a stranded tinned copper conductor and a halogen-free low-smoke flame-retardant wrapping tape, wherein water-blocking yarns are arranged among copper monofilaments in the stranded tinned copper conductor, a high-strength water-blocking tape is wrapped outside the stranded tinned copper conductor, an irradiation crosslinking type ethylene propylene rubber insulator is arranged outside the high-strength water-blocking tape, and a high-temperature-resistant and irradiation-resistant polyimide tape is wound outside the irradiation crosslinking type ethylene propylene rubber insulator;
halogen-free low-smoke flame-retardant wrapping tape is inside including three groups of transposition tin-plated copper conductors, and it has the fire-retardant oxygen layer that separates of halogen-free low smoke to fill between the gap between the fire-retardant oxygen layer that separates of three groups of transposition tin-plated copper conductors and halogen-free low smoke, there is the fire-retardant armor of weaving of tinned copper wire that covers around the outer wall of wrapping tape in halogen-free low smoke.
A manufacturing device of a cable for a naval nuclear power station comprises a base, wherein a mounting plate is fixedly mounted on the upper surface of the base, three groups of conical holes are formed in the mounting plate along the horizontal direction, an outer sleeve is fixedly mounted on the side wall of the mounting plate, the outer sleeve is positioned on one side, with the smaller size, of the conical holes in the mounting plate, and an irradiation crosslinking type halogen-free low-smoke flame-retardant polyolefin sheath is sleeved outside by the woven armored tinned copper wire to form the cable for the naval nuclear power station;
the mounting plate is internally provided with a cavity, a first supporting rod is fixedly arranged in the cavity, the outer end of the first supporting rod is rotatably connected with a first roller wheel through a rotating shaft, the first supporting rod is rotatably connected with the rotating shaft, the first roller wheel is fixedly connected with the rotating shaft, two ends of the rotating shaft at the axle center of the first roller wheel protrude out of the first supporting rod, two ends of the rotating shaft are fixedly connected with first bevel gears, the first roller wheel, the first supporting rod and the first bevel gears are in four groups and are distributed in a quadrilateral shape, the side edges of the four groups of first roller wheels form a circular shape, every two adjacent first bevel gears are meshed with each other, the front end of one group of first bevel gears is fixedly connected with a first transmission rod, the outer end of the first transmission rod is fixedly connected with a first transmission gear, the outer wall of the first supporting rod is fixedly provided with a first driving motor, the first driving motor is positioned below the group of first bevel gears provided with the first transmission rod, a first drive gear is fixedly mounted at the outer end of an output shaft of the first drive motor, and the first drive gear is meshed with the first transmission gear.
In a preferred embodiment of the present invention, a second support bar is fixedly installed on an inner wall of the outer sleeve, a second roller is rotatably connected on the second support rod, two ends of a rotating shaft at the center of the second roller are fixedly connected with a second bevel gear, a second transmission gear and a second transmission rod are arranged on the outer wall of the second bevel gear, a second driving motor is fixedly connected on the outer wall of the second supporting rod, the second driving motor is fixedly connected with a second driving gear, the second roller wheel second supporting rod, the second bevel gear, the second transmission rod, the second driving motor and the second driving gear are completely identical to the first roller wheel, the first supporting rod, the first bevel gear first transmission gear, the first transmission rod, the first driving motor and the first driving gear in connection relation, and the second roller wheel is smaller than the first roller wheel in size.
As a preferred embodiment of the present invention, the outer wall of the outer sleeve is fixedly connected with a threading pipe, the outer wall of the threading pipe is sleeved with an inner extruding barrel, the inner part of the inner extruding barrel is rotatably connected with an inner feeding ring, the inner diameter of the outlet end of the inner extruding barrel is larger than the inner diameter of the outlet end of the threading pipe, the outer part of the inner extruding barrel is sleeved with an outer extruding barrel, the inner diameter of the outlet end of the outer extruding barrel is larger than the inner diameter of the outlet end of the inner extruding barrel, the inner part of the outer extruding barrel is rotatably connected with an outer feeding ring, and the outer feeding ring and the inner feeding ring are both driven by a driving motor.
As a preferred embodiment of the present invention, the threading tube, the inner extruding barrel and the outer extruding barrel are sequentially advanced, and the outer extruding barrel is farthest away from the outer sleeve.
As a preferred embodiment of the present invention, an inner feeding pipe is fixedly installed on the outer wall of the inner material extruding barrel, the inner feeding pipe and the bottom of the inner feeding ring are located in the same plane, an outer feeding pipe is fixedly installed on the outer wall of the outer material extruding barrel, and the outer feeding pipe and the bottom of the outer feeding ring are located in the same plane.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the cable core, the two groups of rollers are arranged at the bundling position of the cable core, the rollers drive the copper monofilament of the cable core to move forwards, friction between the copper monofilament and the inner wall of the hole is replaced by rolling, the copper monofilament is prevented from being broken due to friction with the bundling hole, and meanwhile when an additional layer is arranged on the outer side of the copper monofilament, the copper monofilament and the additional layer on the outer side can be better protected from being damaged due to rolling, and the stability of the cable core is guaranteed.
2. According to the invention, the extrusion molding barrel is arranged outside the threading pipe, so that continuous extrusion molding of the multiple protective layers is realized, when the multiple protective layers are arranged outside the cable, the production line is effectively shortened, and meanwhile, when the second protective layer is extruded, the outer side of the previous protective layer is not completely hardened, the second protective layer is more tightly connected with the previous protective layer when in contact, so that the cracking separation among the multiple protective layers of the cable is effectively prevented, and the integrity of the cable protective layer is improved.
3. According to the invention, the waterproof performance of the cable is improved by arranging the water blocking yarns among the copper monofilaments and arranging the high-strength water blocking tape outside the cable core, meanwhile, the radiation and electromagnetic interference prevention performance of the cable is improved by the high-temperature-resistant and radiation-resistant polyimide tape, and the fireproof and corrosion-resistant performance and the cable strength of the cable are improved by arranging the plurality of flame retardant layers and the armor layer outside the cable.
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 front view of the structure of the present invention;
FIG. 2 is a schematic view of the outer sleeve structure of the present invention;
FIG. 3 is a schematic structural view of a first roller according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of an outer barrel according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention;
FIG. 7 is a schematic view of the inner barrel structure of the present invention;
fig. 8 is a schematic cross-sectional structure of the cable of the present invention.
In the figure: 1. a base; 2. mounting a plate; 3. an outer barrel; 4. an outer sleeve; 5. a first roller; 51. a first support bar; 52. a first bevel gear; 53. a first drive gear; 54. a first drive lever; 55. a first drive motor; 56. a first drive gear; 6. a second roller; 61. a second support bar; 62. a second bevel gear; 63. a second transmission gear; 64. a second transmission rod; 65. a second drive motor; 66. a second drive gear; 7. an outer feed ring; 8. an inner extrusion barrel; 9. an inner feed pipe; 10. a threading tube; 11. an inner feed ring; 12. an outer feed pipe; 13. stranding a tin-plated copper conductor; 14. a high-strength water-blocking tape; 15. insulating irradiation crosslinking type ethylene propylene rubber; 16. a high temperature resistant and radiation resistant polyimide belt; 17. a halogen-free low-smoke flame-retardant oxygen-isolating layer; 18. A halogen-free low-smoke flame-retardant wrapping tape; 19. weaving and armoring with tinned copper wires; 20. an irradiation crosslinking type halogen-free low-smoke flame-retardant polyolefin sheath.
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.
The first embodiment is as follows:
referring to fig. 8, the cable for the nuclear power station for the ship comprises a stranded tinned copper conductor 13 and a halogen-free low-smoke flame-retardant wrapping tape 18, wherein water-blocking yarns are arranged between copper monofilaments inside the stranded tinned copper conductor 13, a high-strength water-blocking tape 14 is wrapped outside the stranded tinned copper conductor 13, an irradiation crosslinking type ethylene propylene rubber insulation 15 is arranged outside the high-strength water-blocking tape 14, and a high-temperature-resistant and irradiation-resistant polyimide tape 16 is wrapped outside the irradiation crosslinking type ethylene propylene rubber insulation 15;
the halogen-free low-smoke flame-retardant wrapping tape 18 is internally provided with three groups of twisted tinned copper conductors 13, a halogen-free low-smoke flame-retardant oxygen-insulating layer 17 is filled between the three groups of twisted tinned copper conductors 13 and gaps between the halogen-free low-smoke flame-retardant oxygen-insulating layers 17, the outer wall of the halogen-free low-smoke flame-retardant wrapping tape 18 is covered with a tinned copper wire braided armor 19, and the tinned copper wire braided armor 19 is used for sleeving an irradiation cross-linked halogen-free low-smoke flame-retardant polyolefin sheath 20 outside to form a cable for a naval nuclear power station.
According to the invention, the waterproof performance of the cable is improved by arranging the water-blocking yarns among the copper monofilaments and arranging the high-strength water-blocking tape 14 outside the cable core, meanwhile, the radiation and electromagnetic interference resistance of the cable is improved by the high-temperature-resistant and radiation-resistant polyimide tape 16, and the fireproof and corrosion-resistant performance and the cable strength of the cable are improved by arranging the plurality of flame-retardant layers and the armor layer outside the cable.
Example two:
in cable core production, generally all realize the gathering to sinle silk department pencil through the bell mouth that the cross section reduces gradually, however the copper monofilament of sinle silk department is thinner, when the dynamics of binding up is too big, leads to the copper monofilament fracture of sinle silk very easily, to simultaneously with the copper monofilament outside subsidiary have the coating, when working conditions such as yarn block water, damage copper monofilament outside additional layer more easily, be unfavorable for production.
Referring to fig. 1-4, a manufacturing device for a cable for a nuclear power station for a ship comprises a base 1, wherein a mounting plate 2 is fixedly mounted on the upper surface of the base 1, three groups of conical holes are formed in the mounting plate 2 along the horizontal direction, three groups of wire cores in the cable are bundled through the three groups of conical holes and are formed in one step, an outer sleeve 4 is fixedly mounted on the side wall of the mounting plate 2, the outer sleeve 4 is located on one side, with the smaller size, of the conical hole in the mounting plate 2 and is used for leading out the formed wire cores, and the other end with the larger opening is used for allowing multiple groups of copper monofilaments to enter;
the mounting plate 2 is internally provided with a cavity, a first supporting rod 51 is fixedly arranged in the cavity, the outer end of the first supporting rod 51 is rotatably connected with a first roller 5 through a rotating shaft, so that the first roller 5 can rotate, the first supporting rod 51 is rotatably connected with the rotating shaft, the first roller 5 is fixedly connected with the rotating shaft, the rotating shaft rotates to drive the first roller 5 to rotate, two ends of the rotating shaft at the axle center of the first roller 5 protrude out of the first supporting rod 51, the protruding parts at two ends of the rotating shaft are fixedly connected with first bevel gears 52, the first roller 5, the first supporting rod 51 and the first bevel gears 52 are distributed in a quadrilateral shape, the side edges of the four groups of first rollers 5 form a circle, every two adjacent first bevel gears 52 are meshed and connected with each other, so that the four groups of first rollers 5 rotate synchronously, wherein the front end of one group of the first bevel gears 52 is fixedly connected with a first transmission rod 54, the outer end of the first transmission rod 54 is fixedly connected with a first transmission gear 53, the first transmission rod 54 is driven to rotate by the first transmission gear 53, the first transmission rod 54 drives one group of first bevel gears 52 to rotate, the group of first bevel gears 52 drives the other first bevel gears 52 and the first roller wheels 5 to rotate synchronously, so that the four groups of first roller wheels 5 rotate synchronously to drive copper monofilaments to advance and extrude the copper monofilaments to fix the copper monofilaments into a wiring harness, a first driving motor 55 is fixedly arranged on the outer wall of the first supporting rod 51, the first driving motor 55 is positioned below the group of first bevel gears 52 provided with the first transmission rod 54, a first driving gear 56 is fixedly arranged on the outer end of an output shaft of the first driving motor 55, the first driving gear 56 is driven to rotate by the first driving motor 55, the first driving gear 56 is meshed with the first transmission gear 53, the first driving gear 56 drives the first transmission gear 53 to rotate, a second support rod 61 is fixedly installed on the inner wall of the outer sleeve 4, a second roller 6 is rotatably connected to the second support rod 61, a second bevel gear 62 is fixedly connected to two ends of a rotating shaft at the axis of the second roller 6, a second transmission gear 63 and a second transmission rod 64 are arranged on the outer wall of the second bevel gear 62, a second driving motor 65 is fixedly connected to the outer wall of the second support rod 61, a second driving gear 66 is fixedly connected to the second driving motor 65, the second support rod 61, the second bevel gear 62, the second transmission gear 63, the second transmission rod 64, the second driving motor 65 and the second driving gear 66 of the second roller 6 are completely the same as the first roller 5, the first support rod 51, the first bevel gear 52, the first transmission gear 53, the first transmission rod 54, the first driving motor 55 and the first driving gear 56 in connection relationship, so that the second driving motor 65 drives the second roller 6 to rotate, the size of the second roller 6 is smaller than that of the first roller 5, so that the wiring harness is gradually tightened, and the copper monofilaments are bundled into a wire core.
Example three:
the outside protective layer of cable is the fashioned through the mode of extrusion molding, and current extrusion molding mode all is the extrusion molding of carrying one section distance reentrant next one deck after the one deck is accomplished, and this method can make the production line elongated to it is big to lead to area, and the extravagant degree of raw materials is big during production, remains water, dust or air etc. easily between the two-layer protective layer simultaneously, causes to connect inseparably between the two-layer protective layer.
Referring to fig. 5-7, a threading tube 10 is fixedly connected to an outer wall of the outer sleeve 4, a wire core bundled in the previous step passes through the threading tube 10, an inner extruding barrel 8 is sleeved on the outer wall of the threading tube 10, an inner feeding ring 11 is rotatably connected to the inner extruding barrel 8, raw materials inside the inner extruding barrel 8 are extruded from an outlet through the inner feeding ring 11 to be wrapped on the outer side of the wire core, the inner diameter of an outlet end of the inner extruding barrel 8 is larger than that of an outlet end of the threading tube 10, an outer extruding barrel 3 is sleeved outside the inner extruding barrel 8, the inner diameter of an outlet end of the outer extruding barrel 3 is larger than that of the outlet end of the inner extruding barrel 8, an outer feeding ring 7 is rotatably connected to the inner extruding barrel 3, raw materials inside the outer extruding barrel 3 are extruded from the outlet through the outer feeding ring 7 to be wrapped on the outer side of the previous protective layer, the outer feeding ring 7 and the inner feeding ring 11 are both driven by a driving motor, threading pipe 10, interior crowded storage bucket 8 and outer crowded storage bucket 3 advance in proper order one by one, outer crowded storage bucket 3 is farthest away from outer tube 4 distance, make the continuous extrusion molding of multilayer protective layer successive layer, guarantee the connection compactness of protective layer, shorten production line length simultaneously, 8 outer wall fixed mounting of interior crowded storage bucket have interior inlet pipe 9, interior inlet pipe 9 is located the coplanar with interior feed ring 11 bottom, inside crowded storage bucket 8 in the raw materials gets into from interior inlet pipe 9, 3 outer wall fixed mounting of outer crowded storage bucket has outer inlet pipe 12, outer inlet pipe 12 is located the coplanar with outer feed ring 7 bottom, another kind of raw materials gets into outer crowded storage bucket 3 inside from outer inlet pipe 12.
With the first and second embodiments, the working principle is as follows:
in the invention, when the cable is produced, copper monofilaments are led to pass through the inside of the mounting plate 2, so that a plurality of groups of copper monofilaments are bundled in the mounting plate 2, a first roller 5 and a second roller 6 are arranged at positions close to an outlet when the copper monofilaments are bundled, the copper monofilaments are matched to advance through rolling of the rollers, compared with the traditional conical hole extrusion mode, the friction between the copper monofilaments and the inner wall of the conical hole can be effectively avoided when the copper monofilaments are extruded, so that the copper monofilaments or additional layers outside the copper monofilaments are prevented from being damaged and damaged, the product quality is ensured, meanwhile, after the bundle of the cable cores is bundled, the bundles directly enter the outer extrusion barrel 3 through a plurality of groups of continuously arranged extrusion molding mechanisms after the extrusion molding of the inner extrusion barrel 8 is finished, the protective layers outside the cable cores are continuously extruded, the production line length of multiple times of extrusion molding is shortened, and dust, moisture and the like are effectively prevented from entering the middle of two protective layers, the inseparable degree that the protective layer is connected is improved, the cable quality is improved, after the protective layer extrusion molding in the wire core outside is accomplished, follow-up processing continues, fill zero halogen low smoke fire-retardant oxygen layer 17 that separates between the multiunit sinle silk, and wrap up zero halogen low smoke fire-retardant around band 18 in the outside, then compile tinned copper wire and weave armor 19 in order to strengthen cable intensity, carry out extrusion molding irradiation cross-linking type zero halogen low smoke fire-retardant polyolefin sheath 20 to it at last, accomplish the processing of cable.
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 (6)
1. A cable for a nuclear power station for a naval vessel comprises a stranded tinned copper conductor (13) and a halogen-free low-smoke flame-retardant wrapping tape (18), and is characterized in that water-blocking yarns are arranged between copper monofilaments inside the stranded tinned copper conductor (13), a high-strength water-blocking tape (14) is wrapped outside the stranded tinned copper conductor (13), an irradiation crosslinking type ethylene propylene rubber insulator (15) is arranged outside the high-strength water-blocking tape (14), and a high-temperature-resistant and irradiation-resistant polyimide tape (16) is wrapped outside the irradiation crosslinking type ethylene propylene rubber insulator (15);
halogen-free low-smoke flame-retardant wrapping tape (18) is inside including three groups of transposition tin-plated copper conductors (13), and it has halogen-free low-smoke flame-retardant oxygen layer (17) to fill between the gap between three groups of transposition tin-plated copper conductors (13) and the halogen-free low-smoke flame-retardant oxygen layer (17), there is tin-plated copper wire to weave armor (19) around wrapping tape (18) outer wall to have.
2. The manufacturing device of the cable for the nuclear power station for the ship comprises a base (1) and is characterized in that a mounting plate (2) is fixedly mounted on the upper surface of the base (1), three groups of conical holes are formed in the mounting plate (2) in the horizontal direction, an outer sleeve (4) is fixedly mounted on the side wall of the mounting plate (2), the outer sleeve (4) is located on one side, with the smaller size, of the conical holes in the mounting plate (2), and an irradiation crosslinking type halogen-free low-smoke flame-retardant polyolefin sheath (20) is sleeved outside by a tinned copper wire woven armor (19) to form the cable for the nuclear power station for the ship as claimed in claim 1 or 2;
the mounting plate (2) is internally provided with a cavity, a first supporting rod (51) is fixedly mounted inside the cavity, the outer end of the first supporting rod (51) is rotatably connected with a first roller wheel (5) through a rotating shaft, the first supporting rod (51) is rotatably connected with the rotating shaft, the first roller wheel (5) is fixedly connected with the rotating shaft, the two ends of the rotating shaft at the axis of the first roller wheel (5) protrude out of the first supporting rod (51), the two ends of the rotating shaft are fixedly connected with first bevel gears (52), the first roller wheel (5), the first supporting rod (51) and the first bevel gears (52) are in four groups and are distributed in a quadrilateral shape, the side edges of the four groups of the first roller wheels (5) form a circular shape, the first bevel gears (52) which are adjacent in pairs are mutually meshed and connected, the front end of one group of the first bevel gears (52) is fixedly connected with a first transmission rod (54), the outer end of the first transmission rod (54) is fixedly connected with a first transmission gear (53), first bracing piece (51) outer wall fixed mounting has first driving motor (55), first driving motor (55) are located a set of first bevel gear (52) below of installing first transfer line (54), first driving motor (55) output shaft outer end fixed mounting has first drive gear (56), meshing connection between first drive gear (56) and first transfer gear (53).
3. The manufacturing device of the cable for the nuclear power station for the ship based on claim 2, wherein a second support rod (61) is fixedly installed on the inner wall of the outer sleeve (4), a second roller (6) is connected to the second support rod (61) in a rotating mode, two ends of a rotating shaft at the axis of the second roller (6) are fixedly connected with a second bevel gear (62), a second transmission gear (63) and a second transmission rod (64) are arranged on the outer wall of the second bevel gear (62), a second driving motor (65) is fixedly connected to the outer wall of the second support rod (61), a second driving gear (66) is fixedly connected to the second driving motor (65), the second support rod (61), the second bevel gear (62), the second transmission gear (63), the second transmission rod (64), the second driving motor (65), the second driving gear (66), the first roller (5), and the second driving gear (66), The connection relations of the first supporting rod (51), the first bevel gear (52), the first transmission gear (53), the first transmission rod (54), the first driving motor (55) and the first driving gear (56) are completely the same, and the size of the second roller (6) is smaller than that of the first roller (5).
4. The manufacturing device of the cable for the nuclear power station for the naval vessel as claimed in claim 2, wherein a threading pipe (10) is fixedly connected to the outer wall of the outer sleeve (4), an inner extruding barrel (8) is sleeved on the outer wall of the threading pipe (10), an inner feeding ring (11) is rotatably connected to the inner extruding barrel (8) inside, the inner diameter of the outlet end of the inner extruding barrel (8) is larger than that of the outlet end of the threading pipe (10), an outer extruding barrel (3) is sleeved on the outer portion of the inner extruding barrel (8), the inner diameter of the outlet end of the outer extruding barrel (3) is larger than that of the outlet end of the inner extruding barrel (8), an outer feeding ring (7) is rotatably connected to the inner extruding barrel (3), and the outer feeding ring (7) and the inner feeding ring (11) are both driven by a driving motor.
5. The manufacturing device of the cable for the nuclear power station for the naval vessel according to claim 4, wherein the threading pipe (10), the inner extrusion barrel (8) and the outer extrusion barrel (3) are sequentially advanced, and the outer extrusion barrel (3) is farthest away from the outer sleeve (4).
6. The manufacturing device of the cable for the nuclear power station for the ship-based ship as claimed in claim 4, wherein the inner feeding pipe (9) is fixedly installed on the outer wall of the inner extrusion barrel (8), the bottoms of the inner feeding pipe (9) and the inner feeding ring (11) are located in the same plane, the outer feeding pipe (12) is fixedly installed on the outer wall of the outer extrusion barrel (3), and the bottoms of the outer feeding pipe (12) and the outer feeding ring (7) are located in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210946660.3A CN115083676A (en) | 2022-08-09 | 2022-08-09 | Cable for nuclear power station for warship and manufacturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210946660.3A CN115083676A (en) | 2022-08-09 | 2022-08-09 | Cable for nuclear power station for warship and manufacturing device |
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| Publication Number | Publication Date |
|---|---|
| CN115083676A true CN115083676A (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210946660.3A Pending CN115083676A (en) | 2022-08-09 | 2022-08-09 | Cable for nuclear power station for warship and manufacturing device |
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| CN (1) | CN115083676A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416255A (en) * | 2022-11-03 | 2022-12-02 | 苏州晗普新材料科技有限公司 | Plastic molding method and molding device |
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2022
- 2022-08-09 CN CN202210946660.3A patent/CN115083676A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416255A (en) * | 2022-11-03 | 2022-12-02 | 苏州晗普新材料科技有限公司 | Plastic molding method and molding device |
| CN115416255B (en) * | 2022-11-03 | 2023-02-17 | 苏州晗普新材料科技有限公司 | Plastic molding method and molding device |
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