CN218414018U - Thing networking composite cable - Google Patents
Thing networking composite cable Download PDFInfo
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- CN218414018U CN218414018U CN202222438935.0U CN202222438935U CN218414018U CN 218414018 U CN218414018 U CN 218414018U CN 202222438935 U CN202222438935 U CN 202222438935U CN 218414018 U CN218414018 U CN 218414018U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The utility model provides a composite cable of the Internet of things, wherein the cable core is formed by twisting a plurality of shielding power wire cores, a plurality of control cable cores, an optical fiber reserved channel pipe and a low-smoke halogen-free flame-retardant filling rope; the cable comprises a cable core, a composite mica wrapping tape, a flame-retardant polyethylene inner protective layer, an aluminum alloy belt interlocking armor layer, a fireproof coating layer and a high-flame-retardant chlorinated polyethylene outer sheath, wherein the composite mica wrapping tape is wrapped outside the cable core, the flame-retardant polyethylene inner protective layer is extruded outside the composite mica wrapping tape, the aluminum alloy belt interlocking armor layer is arranged outside the flame-retardant polyethylene inner protective layer, the fireproof coating layer is sprayed on the surface of the aluminum alloy belt interlocking armor layer, and the high-flame-retardant chlorinated polyethylene outer sheath is extruded on the outermost layer of the cable. The utility model solves the problems of repeated wiring, messy trend and space occupation of the Internet of things, and integrates the power line, the control line and the optical fiber channel into a composite cable with compact mechanism, which has the advantages of fire prevention, water resistance, aging resistance and interference resistance, rapid wiring, space saving and convenient maintenance; has good economical efficiency and practicability.
Description
Technical Field
The utility model relates to a wire and cable field specifically is a thing networking composite cable who contains optic fibre reservation passageway pipe.
Background
With the rapid development of emerging technologies such as intelligent manufacturing, big data, internet of things, cloud computing and the like, the global manufacturing industry is facing a new round of industrial revolution; china's manufacturing industry is following the trend, and deep fusion and transformation upgrading of industrialization and informatization are carried out; the Internet of things becomes an important means for enterprises to improve production efficiency, reduce operation cost and improve comprehensive competitiveness. The cable meets new development opportunities in the field of Internet of things; because the equipment of the internet of things relates to a power supply system, a control system, data transmission and the like, the required cables are various, the cable wiring is various, and the field environment is complex;
at present, most of cables for the Internet of things are independently wired by original power cables, control cables, data cables and the like; the problems of various wiring, disordered trend, space occupation and difficult maintenance on site, potential safety hazards such as mutual interference of cables and fire hazard are caused and need to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides an internet of things composite cable with an optical fiber reserved channel tube to solve the existing problems, and solves the existing problems of various wiring, messy trend, space occupation and difficult maintenance by the integrated cut-in of a power supply, a control cable and the reserved optical fiber channel tube; the composite cable of the internet of things is fireproof, waterproof and anti-aging while ensuring the soft, flexible and anti-interference performance, and has the advantages of fast wiring, space saving, convenient maintenance, and good economical efficiency and practicability.
The utility model discloses an thing networking composite cable who contains optic fibre reservation channel pipe, including the cable core, the cable core by many shielding power sinle silks, many control cable cores, optic fibre reservation channel pipe and low smoke and zero halogen fire-retardant filler rope transposition form;
the optical fiber reserved channel pipe is positioned in the right center of the cable core, and the shielding power supply cable cores and the control cable cores which are the same in number are arranged at intervals in a circular distribution mode along the outer wall of the optical fiber reserved channel pipe; filling low-smoke halogen-free flame-retardant filling ropes in gaps among the shielding power supply wire cores, the control cable cores and the optical fiber reserved channel tubes;
wrapping a composite mica wrapping tape with the thickness of 0.12mm and the width of 20 mm-80 mm outside the cable core, wherein the covering rate is 40%; the composite mica lapped belt is extruded with a flame-retardant polyethylene inner protective layer with the thickness of 0.4-0.8 mm, an aluminum alloy belt interlocked armor layer is arranged outside the flame-retardant polyethylene inner protective layer, the surface of the aluminum alloy belt interlocked armor layer is sprayed with a CDDT-A type fireproof coating layer with the thickness of 0.1-0.2 mm, and the outermost layer of the cable is extruded with a high-flame-retardant chlorinated polyethylene outer protective layer with the thickness of 1.8-2.5 mm.
The shielding power supply wire core is further improved and consists of a soft conductor, a silane crosslinked polyethylene insulating layer extruded outside the soft conductor and a soft copper tape wrapped outside the silane crosslinked polyethylene insulating layer.
The further improvement is that the soft conductor is formed by stranding a plurality of tinned copper wires with the diameter of 0.20mm.
The control cable core is further improved to comprise a group of twisted-pair insulated wire cores, and the twisted-pair pitch is 80-100 mm; the composite braided shielding layer is braided outside the group of pair-twisted insulated wire cores, and the braiding density of the shielding layer is not less than 85%.
The further improvement is that the insulated wire core is composed of a tin-plated copper soft conductor and an ultraviolet irradiation crosslinking polyethylene insulated layer which is extruded outside the tin-plated copper soft conductor and has the thickness of 0.7 mm.
Further improved, the tinned copper soft conductor is formed by unidirectional stranding of 96 tinned copper wires with the diameter of 0.10 mm.
The composite braided shielding layer is further improved by arranging and braiding a plurality of copper-clad aluminum wires and a plurality of bare copper wires at intervals, wherein every four copper-clad aluminum wires are separated by one bare copper wire, the diameters of the copper-clad aluminum wires and the bare copper wires are the same, and the diameter range of the copper-clad aluminum wires and the diameter range of the bare copper wires is 0.12 mm-0.20 mm.
The further improvement is that the optical fiber reserved channel pipe is an aluminum-plastic corrugated hose with the diameter of 10 mm-30 mm and the wall thickness of 1.2 mm.
Further improved, the aluminum alloy belt interlocking armor layer is made by interlocking armor of an aluminum alloy belt with the width of 60mm and the thickness of 0.40 mm; the anti-interference performance of the cable core is guaranteed, and the cable core has good flexibility.
The utility model has the advantages that:
1. the utility model discloses the cable is through keeping the power sinle silk, control cable core and optic fibre in advance the channel pipe integration and an organic whole, and compact structure is reasonable, and optic fibre reserves the channel pipe and can place one or many optic fibre as required; the cable is fast in wiring, convenient to maintain, space-saving and good in economic performance;
2. the utility model discloses the cable adopts soft copper tape shielding power sinle silk, compound braided shielding control cable core respectively not only guaranteed the compliance of cable core but also made the cable core have fine interference killing feature;
3. the utility model adopts the composite structure of the flame-retardant polyethylene inner sheath, the aluminum alloy interlocking armor layer, the fireproof paint and the high-flame-retardant chlorinated polyethylene outer sheath, so that the cable has flexibility and excellent fireproof, waterproof and anti-aging performances;
4. in conclusion, the utility model discloses cable structure is compact, has performances such as soft flexible, fire prevention, waterproof, anti-aging, anti-interference, has solved the problem that the cable wiring of current thing networking is various, move towards in a jumble, occupation space, maintenance difficulty, mutual interference, the condition of easily causing the conflagration through cable core and the integration of optic fibre reservation channel pipe; the utility model discloses cable routing is swift, easy maintenance, save space, and the performance is excellent, has good economic nature and practicality.
Drawings
FIG. 1 is a schematic diagram of a shielded power core;
FIG. 2 is a schematic structural view of a control cable core;
fig. 3 is a schematic structural diagram of the cable of the present invention;
fig. 4 is a schematic structural diagram of a composite braided shield layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in figure 1, a shielded power supply wire core 1 comprises a soft conductor 1-1, a silane crosslinked polyethylene insulating layer 1-2 extruded outside the soft conductor, and a soft copper strip 1-3 wrapped outside the silane crosslinked polyethylene insulating layer.
As shown in fig. 2, a control cable core 2 comprises a group of twisted pair insulated wire cores, and a composite braided shielding layer 2-3 is braided outside the group of twisted pair insulated wire cores;
the insulated wire core is composed of a tin-plated copper soft conductor 2-1 and an ultraviolet light irradiation crosslinking polyethylene insulating layer 2-2 extruded outside the tin-plated copper soft conductor;
as shown in fig. 1-3, the composite cable of the internet of things comprises a cable core, wherein the cable core is formed by twisting a plurality of shielding power supply wire cores 1, a plurality of control cable cores 2, an optical fiber reserved channel pipe 3 and a low-smoke halogen-free flame-retardant filling rope 4;
the optical fiber reserved channel pipe is positioned in the right center of the cable core, and the shielding power supply cable cores and the control cable cores which are the same in number are arranged at intervals in a circular distribution mode along the outer wall of the optical fiber reserved channel pipe; filling low-smoke halogen-free flame-retardant filling ropes in gaps among the shielding power supply wire cores, the control cable cores and the optical fiber reserved channel tubes;
the cable comprises a cable core, a composite mica wrapping tape 5 wrapped outside the cable core, a flame-retardant polyethylene inner protection layer 6 extruded outside the composite mica wrapping tape, an aluminum alloy tape interlocking armor layer 7 arranged outside the flame-retardant polyethylene inner protection layer, a CDDT-A type fireproof coating layer 8 sprayed on the surface of the aluminum alloy tape interlocking armor layer, and a high-flame-retardant chlorinated polyethylene outer sheath 9 extruded on the outermost layer of the cable.
Example (b):
firstly, selecting 80 TXR type tinned copper wires with the diameter of 0.20mm, and performing unidirectional stranding by using an S-400 bundle stranding machine to prepare a soft conductor 1-1, wherein the conductor is softer through unidirectional stranding, and the direct current resistance of the soft conductor at 20 ℃ is not more than 8.21 omega/km; extruding and wrapping 1-2 silane crosslinked polyethylene insulation layers with the thickness of 0.8mm on the outer surfaces of the soft conductors by using an SJ-70 extruder, and wrapping and shielding by using 1-3 soft copper strips with the thickness of 0.10mm after steam crosslinking to obtain a shielded power supply wire core 1;
the method comprises the following steps of (1) performing unidirectional stranding on 96 TXR model tinned copper wires of Jiangsu river copper wetting industry Limited with the diameter of 0.10mm by using an S-300 bundle stranding machine to prepare a tinned copper soft conductor 2-1, wherein the direct current resistance of the tinned copper soft conductor 2-1 at the temperature of 20 ℃ is not more than 26.7 omega/km; using a UVLED type ultraviolet light irradiation crosslinking unit to extrude and wrap the ultraviolet light irradiation crosslinking polyethylene insulating layer 2-2 with the thickness of 0.7mm outside the tinned copper soft conductor 2-1 to prepare insulating wire cores, and then using a 300 type stranding machine to pair-twist the two insulating wire cores, wherein the pair-twist pitch is 80-100 mm; after pair twisting, arranging and weaving a plurality of copper-clad aluminum wires and a plurality of bare copper wires into a composite woven shielding layer 2-3 at intervals by using a 16-spindle high-speed weaving machine, wherein the weaving density is not less than 85 percent, and thus the control cable core 2 is prepared;
it should be noted that: as shown in fig. 4, the composite weaving interval arrangement mode is that every four copper-clad aluminum wires 10 are sequentially arranged at intervals of one bare copper wire 11, the copper-clad aluminum wires and the bare copper wires have the same diameter, and the diameter range of the copper-clad aluminum wires and the bare copper wires is 0.12 mm-0.20 mm;
then twisting the prepared shielded power supply wire core 1, the prepared control cable core 2, the optical fiber reserved channel tube 3 consisting of the aluminum-plastic corrugated hose with the diameter of 10-30 mm and the wall thickness of 1.2mm and the low-smoke halogen-free flame-retardant filling rope 4 into a cable to prepare a cable core with a reasonable and compact structure; a Z-80 type wrapping machine is used for wrapping a composite mica wrapping tape 5 with the thickness of 0.12mm and the width of 20 mm-80 mm on the outer surface of the cable core, the covering rate is 40 percent, and an SJ-120 type extruder is used for extruding a flame-retardant polyethylene inner protective layer 6 with the thickness of 0.4 mm-0.8 mm; carrying out interlocking armoring on the outer surface of the flame-retardant polyethylene inner protection layer 6 by using an aluminum alloy belt with the width of 60mm and the thickness of 0.40mm to prepare an aluminum alloy belt interlocking armoring layer 7; spraying CDDT-A type fireproof coating with the thickness of 0.1 mm-0.2 mm on the outer surface of the aluminum alloy strip interlocking armor layer 7 to form a fireproof coating layer 8; finally, the cable of the utility model is manufactured by extruding and wrapping the high flame retardant chlorinated polyethylene outer sheath 9 with the thickness of 1.8 mm-2.5 mm by an SX-120 type continuous vulcanization machine set.
The conductor resistance of the shielding power supply wire core and the control cable core of the produced utility model cable is tested according to the direct current resistance test of the conductor of GB/T3048.4-2007, and the test result meets the requirements of GB/T3956-2008 conductor of cable; the insulation resistance is as follows GB/T3048.5-2007 electric property test method of electric wire and cable 5: and testing by an insulation resistance test, wherein the detection result shows that the insulation resistance is 125M omega at the ambient temperature, and the requirement is met.
The alternating current voltage test is carried out according to the part 8 of GB/T3048.8-2007 test method for electrical properties of electric wires and cables: and an alternating voltage test is carried out, and the detection result is that the breakdown is not caused by 2.5kV/5min, so that the requirements are met.
The waterproof performance test is according to the 10.8 requirement in the GB/T28427-2012 standard: (the test is carried out at room temperature, the cable sample is soaked in water for 72h, the composite layer outside the insulating layer is removed, and the outer surface of the insulating layer is dry by visual observation) to be tested, and the test meets the requirements.
The fireproof performance of the cable meets the requirements according to the test of GB/T19216.21-2003 standard (90 minutes for fire supply and 15 minutes for cooling, 2A fuse is continuous, and the indicator lamp is not extinguished).
The anti-interference performance and other performances of the cable are detected according to GB/T38661-2020 and related national standards, and both meet requirements.
The utility model discloses the cable is integrated power sinle silk, control cable core and optic fibre reservation channel pipe to the cable core, has saved time and space for the wiring, reserves the channel pipe through the optic fibre and can select the optic fibre of specific quantity simultaneously easy maintenance according to the size of how much dataflow of the equipment of thing networking, has solved the problem that the cable wiring of current thing networking is various, moves towards in a jumble, occupation space, maintenance difficulty, mutual interference, easily cause the conflagration; the utility model discloses the soft flexible of cable has excellent performance such as fire prevention, waterproof, anti-interference, anti-aging to compact structure is reasonable, the wiring is swift, save space, easy maintenance, has good economic nature and practicality.
The utility model discloses the concrete application way is many, and the above-mentioned only is the preferred embodiment of the utility model, should point out, to ordinary skilled person in this technical field, under the prerequisite that does not deviate from the utility model discloses the principle, can also make a plurality of improvements, and these improvements also should be regarded as the utility model discloses a scope of protection.
Claims (10)
1. The utility model provides a thing networking composite cable, includes the cable core, its characterized in that: the cable core is formed by twisting a plurality of shielding power supply wire cores, a plurality of control cable cores, an optical fiber reserved channel pipe and a low-smoke halogen-free flame-retardant filling rope;
the optical fiber reserved channel pipe is positioned in the right center of the cable core, and the shielding power supply cable cores and the control cable cores which are the same in number are arranged at intervals in a circular distribution mode along the outer wall of the optical fiber reserved channel pipe; filling low-smoke halogen-free flame-retardant filling ropes in gaps among the shielding power supply wire cores, the control cable cores and the optical fiber reserved channel tubes;
wrapping a composite mica wrapping tape with the thickness of 0.12mm and the width of 20 mm-80 mm outside the cable core, wherein the covering rate is 40%; the composite mica lapped belt is extruded with a flame-retardant polyethylene inner protective layer with the thickness of 0.4-0.8 mm, an aluminum alloy belt interlocked armor layer is arranged outside the flame-retardant polyethylene inner protective layer, the surface of the aluminum alloy belt interlocked armor layer is sprayed with a CDDT-A type fireproof coating layer with the thickness of 0.1-0.2 mm, and the outermost layer of the cable is extruded with a high-flame-retardant chlorinated polyethylene outer protective layer with the thickness of 1.8-2.5 mm.
2. The composite cable of the internet of things of claim 1, wherein: the shielding power supply wire core is composed of a soft conductor, a silane crosslinked polyethylene insulating layer extruded outside the soft conductor and a soft copper belt wrapped outside the silane crosslinked polyethylene insulating layer.
3. The composite cable of the internet of things of claim 2, wherein: the soft conductor is formed by stranding a plurality of tinned copper wires with the diameter of 0.20mm.
4. The composite cable of the internet of things of claim 1, wherein: the control cable core comprises a group of twisted-pair insulated wire cores, and the twisted-pair pitch is 80-100 mm; the composite braided shielding layer is braided outside the group of twisted-pair insulated wire cores, and the braiding density of the shielding layer is not less than 85%.
5. The composite cable of the internet of things of claim 4, wherein: the insulated wire core is composed of a tin-plated copper soft conductor and an ultraviolet irradiation cross-linked polyethylene insulated layer which is extruded outside the tin-plated copper soft conductor and has the thickness of 0.7 mm.
6. The composite cable of the internet of things of claim 5, wherein: the tinned copper soft conductor is formed by unidirectional stranding of 96 tinned copper wires with the diameter of 0.10 mm.
7. The composite cable of the internet of things of claim 4, wherein: the composite braided shield layer is formed by alternately weaving a plurality of copper-clad aluminum wires and a plurality of bare copper wires, wherein each four copper-clad aluminum wires are separated by one bare copper wire, the diameters of the copper-clad aluminum wires and the bare copper wires are the same, and the diameter range of the copper-clad aluminum wires and the bare copper wires is 0.12 mm-0.20 mm.
8. The composite cable of the internet of things of claim 1, wherein: the optical fiber reserved channel pipe is an aluminum-plastic corrugated hose with the diameter of 10 mm-30 mm and the wall thickness of 1.2 mm.
9. The composite cable of the internet of things of claim 1, wherein: the composite mica lapping tape is a double-sided synthetic mica tape.
10. The composite cable of the internet of things of claim 1, wherein: the aluminum alloy belt interlocking armor layer is made by interlocking armor of an aluminum alloy belt with the width of 60mm and the thickness of 0.40 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438935.0U CN218414018U (en) | 2022-09-15 | 2022-09-15 | Thing networking composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438935.0U CN218414018U (en) | 2022-09-15 | 2022-09-15 | Thing networking composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218414018U true CN218414018U (en) | 2023-01-31 |
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ID=85031494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222438935.0U Active CN218414018U (en) | 2022-09-15 | 2022-09-15 | Thing networking composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218414018U (en) |
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2022
- 2022-09-15 CN CN202222438935.0U patent/CN218414018U/en active Active
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