CN116994806B - Wear-resistant type travelling cable for elevator and use method thereof - Google Patents
Wear-resistant type travelling cable for elevator and use method thereof Download PDFInfo
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- CN116994806B CN116994806B CN202311131987.6A CN202311131987A CN116994806B CN 116994806 B CN116994806 B CN 116994806B CN 202311131987 A CN202311131987 A CN 202311131987A CN 116994806 B CN116994806 B CN 116994806B
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- 229910052760 oxygen Inorganic materials 0.000 claims description 30
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- 238000013016 damping Methods 0.000 claims description 28
- 229910052802 copper Inorganic materials 0.000 claims description 24
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- 239000000945 filler Substances 0.000 claims description 24
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Classifications
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
-
- 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
- H01B7/08—Flat or ribbon cables
-
- 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
-
- 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
- H01B7/189—Radial force absorbing layers providing a cushioning effect
-
- 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
Abstract
The invention discloses a wear-resistant travelling cable for an elevator, which comprises an outer wrapping layer, wherein a protection assembly is arranged on the outer side of the outer wrapping layer; the protection assembly comprises a wear-resistant rubber layer arranged on the outer side of the outer wrapping layer, a low-smoke halogen-free sheath is arranged on the outer side of the outer wear-resistant rubber layer, a first connecting plate is arranged at one end of the wear-resistant rubber layer, and the first connecting plate is arranged at one end of the low-smoke halogen-free sheath. According to the invention, the protection component is arranged, the wear-resistant rubber layer is wrapped on the outer side of the outer wrapping layer, the wear-resistant rubber layer is used for fixing the low-smoke halogen-free sheath on the outer side, the first connecting plate is fixedly connected with the wear-resistant rubber layer and the low-smoke halogen-free sheath, the second connecting plate is fixedly connected with the wear-resistant rubber layer and the low-smoke halogen-free sheath, and the first connecting plate and the second connecting plate are spliced together, so that the first through hole and the second through hole are butted together, and then the connecting screw is arranged on the inner sides of the first through hole and the second through hole, so that the wear-resistant rubber layer and the low-smoke halogen-free sheath can be conveniently dismounted and mounted.
Description
Technical Field
The invention relates to the technical field of elevator parts, in particular to a wear-resistant travelling cable for an elevator and a use method thereof.
Background
The elevator needs to provide electric energy for the elevator by the trailing cable in the process of moving up and down, so that the internal electric power of the elevator can be ensured to normally run, the elevator is more and more popular in urban development of China along with continuous development of economy of China, the elevator is also rapidly developed as an essential electrical device of a high-rise building, and the elevator trailing cable serving as a blood vessel and a nerve of the elevator is also very important.
The defects of the existing trailing cable are as follows:
1. Patent document US11120924B2 discloses "a cable comprising: a pair of wires, each wire having a conductor and a wire insulation layer wound around the conductor; an inner insulation layer wound around the wire insulation layer of each wire and fixing the wire; a metal shielding layer wound around an outer surface of the inner insulating layer; and an outer insulating layer wound around an outer surface of the metal shielding layer. The metal shielding layer has an insulating substrate and a metal conductive layer coated on the insulating substrate. The metal conducting layer of the metal shielding layer faces the outer insulating layer ", but the inside of the above-mentioned publication does not have a protective structure which can be disassembled and assembled, so that after the outer surface of the cable is worn, the disassembly and assembly of the cable are inconvenient for users;
2. Patent document JP6745313B2 discloses "a wire and cable with improved flexibility and low-temperature bending properties". The present invention provides a wire having a conductor with a cross-sectional area of 135mm or more and 165mm or less, an insulator covering the periphery of the conductor, and a wire sheath covering the periphery of the insulator. The conductor has a secondary strand obtained by twisting 34 or more element wires having a diameter of 0.46mm or less, and a primary strand obtained by twisting 27 or more strands. The outer diameter of the conductor is 16.8 mm or more and 20.6 mm or less. The insulator and the wire sheath include a resin composition containing a base resin containing chlorinated polyethylene having a chlorine content of 30% or more and 45% or less, the base resin being 20pts. Wt. Or more and 40pts.wt. Or less and 60 parts by weight of ethylene vinyl acetate copolymer. Or more and 80 parts by weight. Or less, and their total content is 100 parts by weight, and a flame retardant. The flame retardant contains antimony trioxide, the content of the flame retardant is 1 part by weight, but the outer surface of the cable in the above publication lacks a structure for improving the wear resistance, so that the cable is easy to wear in the moving process, and the service life is reduced;
3. Patent document EP2202757B1 provides that "the conductor (L1) has a stranded element (VS) comprising a core (1), the core (1) being deformable in radial direction and stranded around a base element (2), the base element (2) comprising a separate wire. The twisting members are twisted with each other at a position where the twisting direction (P3) of the twisting members is opposite to the twisting direction of the base member. The stranding elements are stranded at another position, wherein the stranding elements are stranded at equal strand angles "but the inside of the cable in the above publication lacks a shock absorbing structure, which is liable to cause damage to the inner conductor after the cable is extruded;
4. Patent document JP5052044B2 discloses "a cable which does not generate sparks even when a high voltage is applied from a power source, can perform long-distance power transmission, and can generate electric shock by only a single wire contact. The solution is as follows: the cable 11 has at least two wires 1, 2 placed close to each other and covered with an insulating member 3 to prevent contact of the wires, wherein a part of the insulating member 3 is replaced by a conductor 4 having a resistance higher than a prescribed level, and a part of the wires 1, 2 is connected to the surface of the cable 11 through the conductor 4. The conductor 4 can be manufactured by mixing a prescribed conductive agent into the insulating member 3. The conductor 4 is placed close to the surface of the cable 11 in an insulated state ", but the inside of the cable in the above publication lacks a structure for auxiliary shielding signals, resulting in a failure of normal transmission of signals.
Disclosure of Invention
The invention aims to provide a wear-resistant type travelling cable for an elevator and a use method thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the abrasion-resistant travelling cable for the elevator comprises an outer wrapping layer, wherein a protection assembly is arranged on the outer side of the outer wrapping layer;
The protection assembly comprises a wear-resistant rubber layer arranged on the outer side of an outer wrapping layer, a low-smoke halogen-free sheath is arranged on the outer side of the outer wear-resistant rubber layer, a first connecting plate is arranged at one end of the wear-resistant rubber layer, a first through hole is formed in the inner side of the first connecting plate, a second connecting plate is arranged at the other end of the wear-resistant rubber layer, the second connecting plate is connected with the other end of the low-smoke halogen-free sheath, a second through hole is formed in the inner side of the second connecting plate, the second through hole is arranged above the first through hole, a connecting screw is movably arranged on the inner side of the first through hole through threads, and the connecting screw is arranged on the inner side of the second through hole through threads;
The inside of surrounding layer is installed damper, two sets of video line subassemblies are installed to damper's inboard, power cord subassembly is installed to damper's inboard, three sets of power cord subassembly equidistance is arranged in damper's inboard, and two sets of video line subassemblies are located three sets of power cord subassembly's both sides.
Preferably, the inner wall of the outer cladding is provided with reinforcing steel wires, and a plurality of groups of reinforcing steel wires are equidistantly arranged in the outer cladding.
Preferably, the damping assembly comprises a rubber filling layer arranged in the outer wrapping layer, four groups of damping air passages are formed in the rubber filling layer at equal intervals, the four groups of damping air passages are distributed with the three groups of power line assemblies at intervals, two groups of damping air passages at the outermost side are located on one side of the video line assembly, eight groups of damping cavities are formed in the rubber filling layer, and the damping cavities are located above and below the damping air passages.
Preferably, the power cord assembly comprises a first protective sleeve arranged on the inner side of the rubber filling layer, an oxygen isolation layer is arranged on the inner side of the first protective sleeve, an aluminum protective layer is arranged on the inner side of the oxygen isolation layer, a filler support frame is arranged on the inner side of the aluminum protective layer, three groups of power cord assemblies are arranged in the filler support frame, and three groups of ground wire assemblies are arranged in the filler support frame.
Preferably, three groups of the power wire assemblies are annularly arranged, three groups of the ground wire assemblies are annularly arranged, and three groups of the power wire assemblies and three groups of the ground wire assemblies are alternately arranged.
Preferably, the video line component comprises a wrapping layer arranged in the rubber filling layer, a tinned copper braided layer is arranged on the inner side of the wrapping layer, a PE insulating layer is arranged on the inner side of the tinned copper braided layer, and a video line is arranged on the inner side of the PE insulating layer and used for video signal transmission.
Preferably, the power supply wire assembly comprises a second insulating layer, the second insulating layer is arranged in the filler supporting frame, a fire-resistant layer is arranged on the inner side of the second insulating layer, and stranded copper wires are arranged on the inner side of the fire-resistant layer.
Preferably, the ground wire assembly comprises a first insulating layer, the first insulating layer is mounted inside the filler supporting frame, and a ground wire is mounted inside the first insulating layer.
Preferably, the following cable is used as follows:
S1, a protection component is arranged on the outer side of an outer wrapping layer, a wear-resistant rubber layer wraps the outer side of the outer wrapping layer, a wear-resistant rubber layer is used for fixing a low-smoke halogen-free sheath on the outer side, a first connecting plate is fixedly connected with the wear-resistant rubber layer and the low-smoke halogen-free sheath, a second connecting plate is fixedly connected with the wear-resistant rubber layer and the low-smoke halogen-free sheath, the first connecting plate and the second connecting plate are spliced together, so that a first through hole and a second through hole are butted together, then a connecting screw is arranged on the inner side of the first through hole and the second through hole, the wear-resistant rubber layer and the low-smoke halogen-free sheath are convenient to assemble and disassemble, the surface of the low-smoke halogen-free sheath is smooth and wear-resistant, and the safety of an internal cable can be well ensured through the cooperation of the wear-resistant rubber layer and the low-smoke halogen-free sheath;
S2, a plurality of groups of reinforcing steel wires are arranged on the inner side of the outer wrapping layer, so that the strength of the outer wrapping layer is improved, the overall strength of the cable is improved, the safety of the cable is ensured, the outer wrapping layer fixes the rubber filling layer on the inner side, the rubber filling layer is composed of soft rubber, the shock resistance of the inner parts of the cable is improved, a damping air passage and a buffer cavity are arranged in the rubber filling layer, and when the cable is extruded, the damping air passage and the buffer cavity lighten the extrusion force between a video wire assembly and a power wire assembly in a deformation mode, and the safety of the inner structure of the cable is ensured;
S3, supporting the video wire assembly and the power wire assembly on the inner side by the rubber filling layer, connecting the power wire assembly with a power circuit, providing electric energy for the device, and connecting a display in an elevator with a camera device by the video wire assembly to transmit video signals.
Preferably, in the step S3, the method further includes the following steps:
s31, the first protective sleeve is made of PVC materials, the hardness is high, the wear resistance is good, the first protective sleeve is used for fixing the inner oxygen isolation layer, the oxygen isolation layer is used for isolating oxygen, so that an inner part is isolated from external oxygen, an inner insulating organic matter is protected, the safety of a cable is guaranteed, the inner aluminum protective layer is fixed by the oxygen isolation layer, the aluminum protective layer can play a role in insulation and protection, the inner filler support frame is fixed by the aluminum protective layer, the inner power wire assembly and the ground wire assembly are supported by the filler support frame, the inner part of the power wire assembly is composed of a second insulating layer, a fire-resistant layer and stranded copper wires, the insulating capability of the cable is improved by the second insulating layer, the situation of electric leakage is prevented, and the fire-resistant layer is attached to the outer side of the stranded copper wires, and the fire-resistant capability of the cable is guaranteed;
in the step S3, the method further includes the following steps:
S32, the video wire is used for signal transmission, the video wire is installed on the inner side of the PE insulating layer, the tinned copper braided layer is wound on the outer side of the PE insulating layer, and shielding electric wave transmission is carried out through the tinned copper braided layer, so that signals of the video wire infected by external signals are prevented from being normally transmitted.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the protection component is arranged on the outer side of the outer cladding, the wear-resistant rubber layer is wrapped on the outer side of the outer cladding, the wear-resistant rubber layer is used for fixing the low-smoke halogen-free sheath on the outer side, the first connecting plate is fixedly connected with the wear-resistant rubber layer and the low-smoke halogen-free sheath, the second connecting plate is fixedly connected with the wear-resistant rubber layer and the low-smoke halogen-free sheath, and the first connecting plate and the second connecting plate are spliced together, so that the first through hole and the second through hole are butted together, and then the connecting screw is arranged on the inner sides of the first through hole and the second through hole, so that the wear-resistant rubber layer and the low-smoke halogen-free sheath can be conveniently dismounted and installed.
2. According to the invention, the protection component comprises the wear-resistant rubber layer and the low-smoke halogen-free sheath, the wear-resistant rubber layer and the low-smoke halogen-free sheath are arranged on the outer side of the cable body, the surface of the low-smoke halogen-free sheath is smooth and wear-resistant, the safety of an internal cable can be well ensured through the cooperation of the wear-resistant rubber layer and the low-smoke halogen-free sheath, and the service life of the cable is prolonged.
3. According to the invention, the rubber filling layer is arranged, the outer wrapping layer fixes the rubber filling layer on the inner side, the rubber filling layer is composed of soft rubber, the shock resistance of the internal components of the cable is improved, the shock absorption air passage and the buffer cavity are arranged in the rubber filling layer, and when the cable is extruded, the shock absorption air passage and the buffer cavity lighten the extrusion force between the video wire component and the power wire component in a deformation mode, and the safety of the internal structure of the cable is ensured.
4. According to the invention, the tinned copper braiding layer is arranged, the video wire is arranged on the inner side of the PE insulating layer, the tinned copper braiding layer is wound on the outer side of the PE insulating layer, and the tinned copper braiding layer is used for shielding electric wave transmission, so that normal transmission of external signal infection signals is prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of an assembled structure of a first protective cover according to the present invention;
FIG. 4 is a schematic diagram of an assembled structure of a stranded copper wire according to the present invention;
FIG. 5 is a schematic view of an assembled structure of the wear-resistant rubber layer of the present invention;
FIG. 6 is a schematic diagram of an assembled structure of a rubber packing layer of the present invention;
FIG. 7 is a schematic diagram of an assembled structure of the low smoke zero halogen sheath of the present invention;
Fig. 8 is a flow chart of the operation of the present invention.
In the figure: 1. an outer cladding; 2. a wear-resistant rubber layer; 3. a low smoke halogen-free sheath; 4. a first connection plate; 5. a second connecting plate; 6. a connecting screw; 7. a first through hole; 8. a second through hole; 9. reinforcing steel wires; 10. a rubber filling layer; 11. damping air passages; 12. a buffer chamber; 13. a wrapping layer; 14. tinning a copper braid; 15. a PE insulating layer; 16. a video line; 17. a first protective sleeve; 18. an oxygen barrier layer; 19. an aluminum protective layer; 20. a filler support; 21. a first insulating layer; 22. a ground wire; 23. a second insulating layer; 24. a refractory layer; 25. twisting copper wires.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1,2,3, 4, 5, 6, 7 and 8, one embodiment of the present invention is provided: the abrasion-resistant trailing cable for the elevator comprises an outer wrapping layer 1, wherein a protection component is arranged on the outer side of the outer wrapping layer 1, the protection component is arranged on the outer side of the outer wrapping layer 1, and the protection capability of the outer side of the cable is improved through the protection component, so that the damage of an internal cable is prevented;
The protection assembly comprises a wear-resistant rubber layer 2 arranged on the outer side of an outer wrapping layer 1, a low smoke zero halogen sheath 3 is arranged on the outer side of the outer wear-resistant rubber layer 2, a first connecting plate 4 is arranged at one end of the wear-resistant rubber layer 2, the first connecting plate 4 is arranged at one end of the low smoke zero halogen sheath 3, a first through hole 7 is formed in the inner side of the first connecting plate 4, a second connecting plate 5 is arranged at the other end of the wear-resistant rubber layer 2, the second connecting plate 5 is connected with the other end of the low smoke zero halogen sheath 3, a second through hole 8 is formed in the inner side of the second connecting plate 5, the second through hole 8 is arranged above the first through hole 7, a connecting screw 6 is movably arranged on the inner side of the first through hole 7 through threads, the connecting screw 6 is arranged on the inner side of the second through hole 8, the wear-resistant rubber layer 2 wraps the outer side of the outer wrapping layer 1, the wear-resistant rubber layer 2 is fixedly connected with the wear-resistant rubber layer 2 and the low smoke zero halogen sheath 3, the second connecting plate 5 is fixedly connected with the wear-resistant rubber layer 2 and the low smoke zero halogen sheath 3, the first through hole 4 and the first through hole 7 is fixedly connected with the low smoke zero halogen sheath 3, the first through hole 7 and the first through the second through hole 7, the wear-resistant rubber layer 3 is conveniently connected with the first through hole 3 and the low smoke zero halogen sheath 3, and the wear-resistant sheath 3 is conveniently and the low-resistant rubber layer 3 and is well matched with the wear-resistant rubber layer 3;
The shock-absorbing assembly is installed to the inboard of surrounding layer 1, two sets of video line subassemblies are installed to shock-absorbing assembly's inboard, power cord subassembly is installed to shock-absorbing assembly's inboard, three sets of power cord subassembly equidistance is arranged in shock-absorbing assembly's inboard, and two sets of video line subassemblies are located three sets of power cord subassembly's both sides, surrounding layer 1 fixes the shock-absorbing assembly of inboard, shock-absorbing assembly supports inboard power cord subassembly and video line subassembly, shock-absorbing assembly separately supports two sets of video line subassemblies and three sets of power cord subassemblies, thereby avoid two sets of video line subassemblies and three sets of power cord subassemblies to contact each other, guarantee two sets of video line subassemblies and three sets of power cord subassembly safety.
The inner wall of the outer cladding 1 is provided with reinforcing steel wires 9, a plurality of groups of reinforcing steel wires 9 are equidistantly arranged in the outer cladding 1, the groups of reinforcing steel wires 9 are arranged on the inner side of the outer cladding 1, the strength of the outer cladding 1 is improved, the overall strength of the cable is improved, and the safety of the cable is ensured.
The vibration damping assembly comprises a rubber filling layer 10 arranged inside an outer wrapping layer 1, four groups of vibration damping air passages 11 are formed in the rubber filling layer 10 at equal intervals, the four groups of vibration damping air passages 11 are distributed with three groups of power line assemblies at intervals, two groups of vibration damping air passages 11 on the outermost side are located on one side of a video line assembly, eight groups of buffer cavities 12 are formed in the rubber filling layer 10, the buffer cavities 12 are located above and below the vibration damping air passages 11, the rubber filling layer 10 is made of soft rubber, the vibration resistance of inner parts of a cable is improved, the vibration damping air passages 11 and the buffer cavities 12 are formed in the rubber filling layer 10, when the cable is extruded, the vibration damping air passages 11 and the buffer cavities 12 are deformed, extrusion force between the video line assembly and the power line assembly is relieved, and the safety of the inner structure of the cable is guaranteed.
The utility model provides a power cord subassembly is including installing the first lag 17 at the inboard of rubber filling layer 10, the inboard of first lag 17 is installed and is separated oxygen layer 18, the inboard of separating oxygen layer 18 is installed aluminium sheath 19, the internally mounted of aluminium sheath 19 has filler support frame 20, and the internally mounted of filler support frame 20 has three group's power wire subassembly, and the internally mounted of filler support frame 20 has three group ground wire subassemblies, the power wire subassembly includes second insulating layer 23, and second insulating layer 23 installs the inside at filler support frame 20, and refractory layer 24 is installed to the inboard of second insulating layer 23, and the inboard of refractory layer 24 is installed and is stranded copper wire 25, the ground wire subassembly includes first insulating layer 21, and first insulating layer 21 is installed in the inside of filler support frame 20, and the internally mounted of first insulating layer 21 has earthing wire 22, and first lag 17 is the PVC material composition, and hardness is high, and the wearability is good, and first lag 17 is fixed to the oxygen insulating layer 18 of inboard, and oxygen for the inside part separates oxygen and outside the inside cable, and the inside of layer that makes the inside part receives the inner cable layer 19, and the inside cable layer that the insulator is stranded copper wire 25, and the inside cable 25 is fixed to the inside cable 19, and the inside cable 25 is guaranteed to the inside cable 25, and the inside cable 25 is fixed to the insulating layer, and the inside cable 25 is guaranteed to the inside cable is isolated to the inside of the cable 19.
The three groups of power wire assemblies are annularly arranged, the three groups of ground wire assemblies are annularly arranged, and the three groups of power wire assemblies and the three groups of ground wire assemblies are alternately arranged.
The video line subassembly is including installing the parcel layer 13 inside rubber filling layer 10, tinned copper weaving layer 14 is installed to the inboard of parcel layer 13, PE insulating layer 15 is installed to the inboard of tinned copper weaving layer 14, video line 16 is installed to the inboard of PE insulating layer 15, video line 16 is used for video signal transmission, video line 16 is installed in the inboard of PE insulating layer 15, tinned copper weaving layer 14 twines in the outside of PE insulating layer 15, carries out the transmission of shielding electric wave through tinned copper weaving layer 14, prevents that there is the signal normal transmission of external signal infection video line 16.
Further, the following cable is used as follows:
S1, a protection component is arranged on the outer side of an outer wrapping layer 1, a wear-resistant rubber layer 2 wraps the outer side of the outer wrapping layer 1, the wear-resistant rubber layer 2 is used for fixing a low-smoke halogen-free sheath 3 on the outer side, a first connecting plate 4 is fixedly connected with the wear-resistant rubber layer 2 and the low-smoke halogen-free sheath 3, a second connecting plate 5 is fixedly connected with the wear-resistant rubber layer 2 and the low-smoke halogen-free sheath 3, the first connecting plate 4 and the second connecting plate 5 are spliced together, a first through hole 7 and a second through hole 8 are butted together, then a connecting screw 6 is arranged on the inner sides of the first through hole 7 and the second through hole 8, the wear-resistant rubber layer 2 and the low-smoke halogen-free sheath 3 are convenient to assemble and disassemble, the surface of the low-smoke halogen-free sheath 3 is smooth and wear-resistant, and the safety of an internal cable can be well ensured through the cooperation of the wear-resistant rubber layer 2 and the low-smoke halogen-free sheath 3;
S2, a plurality of groups of reinforcing steel wires 9 are arranged on the inner side of the outer cladding 1, so that the strength of the outer cladding 1 is improved, the overall strength of a cable is improved, the safety of the cable is ensured, the outer cladding 1 fixes the rubber filling layer 10 on the inner side, the rubber filling layer 10 is composed of soft rubber, the shock resistance of the internal parts of the cable is improved, the shock absorption air passage 11 and the buffer cavity 12 are arranged in the rubber filling layer 10, and when the cable is extruded, the shock absorption air passage 11 and the buffer cavity 12 lighten the extrusion force between a video wire assembly and a power wire assembly in a deformation mode, and the safety of the internal structure of the cable is ensured;
S3, supporting the video line assembly and the power line assembly on the inner side by the rubber filling layer 10, connecting the power line assembly with a power circuit, providing electric energy for the device, and connecting a display in an elevator with a camera device by the video line assembly for video signal transmission.
Further, in the step S3, the method further includes the following steps:
S31, the first protective sleeve 17 is made of PVC materials, the hardness is high, the wear resistance is good, the first protective sleeve 17 is used for fixing the inner oxygen isolation layer 18, the oxygen isolation layer 18 is used for isolating oxygen, so that internal parts are isolated from external oxygen, an inner insulating organic matter is protected, the safety of a cable is ensured, the oxygen isolation layer 18 is used for fixing the inner aluminum protective layer 19, the aluminum protective layer 19 can play a role in insulation and protection, the aluminum protective layer 19 is used for fixing the inner filler support frame 20, the filler support frame 20 is used for supporting an inner power wire assembly and a ground wire assembly, the inner part of the power wire assembly is composed of a second insulating layer 23, a fire-resistant layer 24 and a stranded copper wire 25, the insulating capability of the cable is improved by the second insulating layer 23, the condition of electric leakage is prevented, and the fire-resistant layer 24 is attached to the outer side of the stranded copper wire 25, and the fire resistance capability of the cable is ensured;
in the step S3, the method further includes the following steps:
S32, the video wire 16 is used for signal transmission, the video wire 16 is arranged on the inner side of the PE insulating layer 15, the tinned copper braid 14 is wound on the outer side of the PE insulating layer 15, and the tinned copper braid 14 is used for shielding electric wave transmission, so that signals of the video wire 16 are prevented from being infected by external signals and being normally transmitted.
Working principle: the protection component is arranged on the outer side of the outer cladding 1, the wear-resistant rubber layer 2 wraps the outer side of the outer cladding 1, the wear-resistant rubber layer 2 fixes the low smoke zero halogen sheath 3 on the outer side, the first connecting plate 4 is fixedly connected with the wear-resistant rubber layer 2 and the low smoke zero halogen sheath 3, the second connecting plate 5 is fixedly connected with the wear-resistant rubber layer 2 and the low smoke zero halogen sheath 3, the first connecting plate 4 and the second connecting plate 5 are spliced together, the first through hole 7 and the second through hole 8 are butted together, then the connecting screw 6 is arranged on the inner sides of the first through hole 7 and the second through hole 8, the wear-resistant rubber layer 2 and the low smoke zero halogen sheath 3 are convenient to assemble and disassemble, the surface of the low smoke zero halogen sheath 3 is smooth and wear-resistant, the safety of an internal cable can be well ensured by the cooperation of the wear-resistant rubber layer 2 and the low smoke zero halogen sheath 3, a plurality of groups of reinforcing steel wires 9 are arranged on the inner side of the outer cladding 1, the strength of the outer cladding 1 is improved, the overall strength of the cable is improved, the safety of the cable is ensured, the outer cladding 1 fixes the rubber filling layer 10 on the inner side, the rubber filling layer 10 is composed of soft rubber, the shock resistance of the internal components of the cable is improved, the shock absorption air passage 11 and the buffer cavity 12 are arranged in the rubber filling layer 10, when the cable is extruded, the shock absorption air passage 11 and the buffer cavity 12 lighten the extrusion force between the video line component and the power line component in a deformation mode, the safety of the internal structure of the cable is ensured, the rubber filling layer 10 supports the video line component and the power line component on the inner side, the power line component is connected with a power circuit, the power line component is used for providing electric energy for the device, the video line component is used for connecting a display and a camera device in an elevator for video signal transmission, the first protective sleeve 17 is composed of PVC materials, the hardness is high, the wear resistance is good, the first lag 17 is fixed the inboard oxygen barrier 18, oxygen barrier 18 has isolated oxygen, make the internal part separate with outside oxygen, make the inner insulating organic matter protected, guarantee the security of cable, oxygen barrier 18 is fixed inboard aluminium sheath 19, aluminium sheath 19 can play insulation and protection's effect, aluminium sheath 19 is fixed inboard filler support frame 20, filler support frame 20 supports inboard power wire subassembly and earth connection subassembly, the power wire subassembly is inside to be constituteed by second insulating layer 23, flame retardant coating 24 and stranded copper wire 25, the insulating ability of cable is improved to the second insulating layer 23, prevent the condition of electric leakage from appearing, flame retardant coating 24 pastes in the outside of stranded copper wire 25, guarantee the fire retardant efficiency of cable, video wire 16 is used for signal transmission, the inboard at PE insulating layer 15 is installed to video wire 16, tinned copper weaving layer 14 twines the outside at PE insulating layer 15, carry out the transmission of shielding electric wave through tinned copper weaving layer 14, prevent that the signal that there is external signal to infect video wire 16 normally transmits.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. Wear-resisting formula elevator is with retinue cable, including surrounding layer (1), its characterized in that: the outer side of the outer cladding layer (1) is provided with a protection component;
The protection assembly comprises a wear-resistant rubber layer (2) arranged on the outer side of an outer wrapping layer (1), a low-smoke halogen-free sheath (3) is arranged on the outer side of the outer wear-resistant rubber layer (2), a first connecting plate (4) is arranged at one end of the wear-resistant rubber layer (2), a first through hole (7) is formed in the inner side of the first connecting plate (4), a second connecting plate (5) is arranged at the other end of the wear-resistant rubber layer (2), the second connecting plate (5) is connected with the other end of the low-smoke halogen-free sheath (3), a second through hole (8) is formed in the inner side of the second connecting plate (5), the second through hole (8) is arranged above the first through hole (7), a connecting screw (6) is movably arranged on the inner side of the first through hole (7) through threads, and the connecting screw (6) is arranged on the inner side of the second through hole (8) through threads;
The inner side of the outer cladding layer (1) is provided with a damping component, the inner side of the damping component is provided with two groups of video wire components, the inner side of the damping component is provided with a power wire component, three groups of power wire components are equidistantly arranged on the inner side of the damping component, and the two groups of video wire components are positioned on two sides of the three groups of power wire components;
The damping assembly comprises a rubber filling layer (10) arranged in an outer wrapping layer (1), four groups of damping air passages (11) which are equidistantly arranged are formed in the rubber filling layer (10), the four groups of damping air passages (11) are distributed with three groups of power line assemblies at intervals, two groups of damping air passages (11) at the outermost side are positioned on one side of the video line assemblies, eight groups of buffer cavities (12) are formed in the rubber filling layer (10), and the buffer cavities (12) are positioned above and below the damping air passages (11);
The power line assembly comprises a first protective sleeve (17) arranged on the inner side of a rubber filling layer (10), an oxygen isolation layer (18) is arranged on the inner side of the first protective sleeve (17), an aluminum protective layer (19) is arranged on the inner side of the oxygen isolation layer (18), a filler support frame (20) is arranged on the inner side of the aluminum protective layer (19), three groups of power line assemblies are arranged in the filler support frame (20), and three groups of ground line assemblies are arranged in the filler support frame (20);
The video line assembly comprises a wrapping layer (13) arranged inside a rubber filling layer (10), a tinned copper woven layer (14) is arranged on the inner side of the wrapping layer (13), a PE insulating layer (15) is arranged on the inner side of the tinned copper woven layer (14), a video line (16) is arranged on the inner side of the PE insulating layer (15), and the video line (16) is used for video signal transmission.
2. The abrasion resistant type travelling cable for an elevator according to claim 1, wherein: the inner wall of the outer cladding (1) is provided with reinforcing steel wires (9), and a plurality of groups of reinforcing steel wires (9) are equidistantly arranged in the outer cladding (1).
3. The abrasion resistant type travelling cable for an elevator according to claim 1, wherein: the three groups of power wire assemblies are annularly arranged, the three groups of ground wire assemblies are annularly arranged, and the three groups of power wire assemblies and the three groups of ground wire assemblies are alternately arranged.
4. A travelling cable for a wear-resistant elevator according to claim 3, wherein: the power supply wire assembly comprises a second insulating layer (23), the second insulating layer (23) is arranged in the filler supporting frame (20), a fire-resistant layer (24) is arranged on the inner side of the second insulating layer (23), and a stranded copper wire (25) is arranged on the inner side of the fire-resistant layer (24).
5. A travelling cable for a wear-resistant elevator according to claim 3, wherein: the ground wire assembly comprises a first insulating layer (21), wherein the first insulating layer (21) is arranged in the filler supporting frame (20), and a ground wire (22) is arranged in the first insulating layer (21).
6. The use of a travelling cable for an elevator according to any one of claims 1-5, characterized in that the use of the travelling cable is as follows:
S1, a protection component is arranged on the outer side of an outer wrapping layer (1), a wear-resistant rubber layer (2) is wrapped on the outer side of the outer wrapping layer (1), the wear-resistant rubber layer (2) is used for fixing a low-smoke halogen-free sheath (3) on the outer side, a first connecting plate (4) is fixedly connected with the wear-resistant rubber layer (2) and the low-smoke halogen-free sheath (3), a second connecting plate (5) is fixedly connected with the wear-resistant rubber layer (2) and the low-smoke halogen-free sheath (3), the first connecting plate (4) and the second connecting plate (5) are spliced together, a first through hole (7) and a second through hole (8) are butted together, then a connecting screw (6) is arranged on the inner side of the first through hole (7) and the second through hole (8), the wear-resistant rubber layer (2) and the low-smoke halogen-free sheath (3) are convenient to disassemble and assemble, the surface of the low-smoke halogen-free sheath (3) is smooth and wear-resistant, and the safety of an internal cable can be well ensured through the cooperation of the wear-resistant rubber layer (2) and the low-smoke halogen-free sheath (3).
S2, a plurality of groups of reinforcing steel wires (9) are arranged on the inner side of the outer wrapping layer (1), the strength of the outer wrapping layer (1) is improved, the overall strength of the cable is improved, the safety of the cable is ensured, the outer wrapping layer (1) fixes an inner rubber filling layer (10), the rubber filling layer (10) is composed of soft rubber, the shock resistance of the inner part of the cable is improved, a damping air passage (11) and a buffer cavity (12) are formed in the rubber filling layer (10), and when the cable is extruded, the damping air passage (11) and the buffer cavity (12) lighten the extrusion force between a video wire assembly and a power wire assembly in a deformation mode, and the safety of the inner structure of the cable is ensured;
s3, supporting the video line component and the power line component on the inner side by the rubber filling layer (10), connecting the power line component with a power circuit, providing electric energy for the device, and connecting a display in an elevator with a camera device by the video line component to transmit video signals.
7. The method of using a travelling cable for an elevator according to claim 6, further comprising the step of, in S3:
s31, the first protective sleeve (17) is made of PVC materials, the hardness is high, the wear resistance is good, the first protective sleeve (17) is used for fixing the inner oxygen isolation layer (18), the oxygen isolation layer (18) is used for isolating oxygen, internal parts are isolated from external oxygen, internal insulation organic matters are protected, the safety of a cable is guaranteed, the oxygen isolation layer (18) is used for fixing the inner aluminum protective layer (19), the aluminum protective layer (19) can play an insulation and protection role, the aluminum protective layer (19) is used for fixing the inner filler support frame (20), the filler support frame (20) is used for supporting the inner power wire assembly and the inner ground wire assembly, the inner part of the power wire assembly is composed of the second insulation layer (23), the fire-resistant layer (24) and the stranded copper wire (25), the second insulation layer (23) is used for improving the insulation capacity of the cable, the fire-resistant layer (24) is attached to the outer side of the stranded copper wire (25), and the fire-resistant capacity of the cable is guaranteed;
in the step S3, the method further includes the following steps:
S32, the video wire (16) is used for signal transmission, the video wire (16) is arranged on the inner side of the PE insulating layer (15), the tinned copper braided layer (14) is wound on the outer side of the PE insulating layer (15), and the transmission of shielding electric waves is carried out through the tinned copper braided layer (14) so as to prevent the normal transmission of signals with external signals infecting the video wire (16).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311131987.6A CN116994806B (en) | 2023-09-04 | 2023-09-04 | Wear-resistant type travelling cable for elevator and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311131987.6A CN116994806B (en) | 2023-09-04 | 2023-09-04 | Wear-resistant type travelling cable for elevator and use method thereof |
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| CN116994806B true CN116994806B (en) | 2024-04-30 |
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| CN213519362U (en) * | 2020-12-16 | 2021-06-22 | 贵州新曙光电缆有限公司 | Low-smoke halogen-free flame-retardant fire-resistant medium-voltage power cable |
| CN214476578U (en) * | 2021-04-01 | 2021-10-22 | 江苏大地电缆有限公司 | Low-smoke halogen-free flame-retardant fireproof cable |
| CN217086200U (en) * | 2022-04-06 | 2022-07-29 | 南通米兰特电气有限公司 | Elevator traveling cable suitable for high-speed operation |
| CN218123032U (en) * | 2022-07-28 | 2022-12-23 | 山东阳谷恒昌电缆集团有限公司 | Low-smoke halogen-free ceramic polyolefin insulated cable |
| WO2023109052A1 (en) * | 2021-12-14 | 2023-06-22 | 江苏亨通线缆科技有限公司 | Low-smoke halogen-free flame-retardant fire-resistant power cable |
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2023
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN213519362U (en) * | 2020-12-16 | 2021-06-22 | 贵州新曙光电缆有限公司 | Low-smoke halogen-free flame-retardant fire-resistant medium-voltage power cable |
| CN214476578U (en) * | 2021-04-01 | 2021-10-22 | 江苏大地电缆有限公司 | Low-smoke halogen-free flame-retardant fireproof cable |
| WO2023109052A1 (en) * | 2021-12-14 | 2023-06-22 | 江苏亨通线缆科技有限公司 | Low-smoke halogen-free flame-retardant fire-resistant power cable |
| CN217086200U (en) * | 2022-04-06 | 2022-07-29 | 南通米兰特电气有限公司 | Elevator traveling cable suitable for high-speed operation |
| CN218123032U (en) * | 2022-07-28 | 2022-12-23 | 山东阳谷恒昌电缆集团有限公司 | Low-smoke halogen-free ceramic polyolefin insulated cable |
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