CN214897690U - Flat cable for optical fiber composite bucket wheel machine - Google Patents
Flat cable for optical fiber composite bucket wheel machine Download PDFInfo
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- CN214897690U CN214897690U CN202121387504.5U CN202121387504U CN214897690U CN 214897690 U CN214897690 U CN 214897690U CN 202121387504 U CN202121387504 U CN 202121387504U CN 214897690 U CN214897690 U CN 214897690U
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Abstract
The utility model discloses a flat cable for an optical fiber composite bucket wheel machine, which comprises a sheath layer and a plurality of strong electrodynamic force wire cores and photoelectric composite cores which are arranged in parallel in the sheath layer, wherein spacing supports are arranged between the plurality of strong electrodynamic force wire cores and the photoelectric composite cores, and the plurality of strong electrodynamic force wire cores and the photoelectric composite cores are wound and bound in a 8-shaped manner by aramid fiber ropes; the powerful power cable core comprises a power cable core conductor, a conductor shielding layer, a power cable core insulating layer and an insulation shielding layer, wherein the conductor shielding layer, the power cable core insulating layer and the insulation shielding layer are wrapped outside the power cable core conductor; the photoelectric composite core comprises a light unit, a light unit sheath layer and an enhancement layer which are wrapped outside the light unit from inside to outside, a plurality of weak current control lines which are twisted into a beam around the enhancement layer, and a control wire core inner liner layer and a control wire core shielding layer which are wrapped outside the weak current control lines from inside to outside, wherein the control wire core shielding layer is connected with the insulation shielding layer in parallel through a spacing support. The utility model discloses cable structure, resistant crooked, tensile, anti-electromagnetic interference.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a compound bucket wheel of optic fibre machine is with flat cable.
Background
In large-scale dry bulk cargo storage yards such as power plants, steel mills, wharfs and the like, a bucket wheel machine is a continuous-conveying efficient loading and unloading machine capable of stacking and taking materials, the common bucket wheel machine is of an arm frame type and a bridge frame type, but the bucket wheel machine moves and works in a fixed track or range, a power supply cable of the bucket wheel machine is also wound and unwound along with the movement of the bucket wheel machine, and quality accidents such as conductor breakage, sheath bulging, sheath abrasion, insulation voltage breakdown and the like often occur.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a compound bucket wheel of optic fibre machine ribbon cable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a flat cable for an optical fiber composite bucket wheel machine comprises a sheath layer, a plurality of strong electrodynamic force wire cores and a photoelectric composite core, wherein the plurality of strong electrodynamic force wire cores and the photoelectric composite core are arranged in the sheath layer in parallel, the photoelectric composite core is arranged between the two strong electrodynamic force wire cores, a spacing support is arranged between the plurality of strong electrodynamic force wire cores and the photoelectric composite core, and the plurality of strong electrodynamic force wire cores and the photoelectric composite core are wound and bound in an 8-shaped manner by aramid fiber ropes;
the strong electrodynamic force wire core comprises a dynamic wire core conductor, and a conductor shielding layer, a dynamic wire core insulating layer and an insulation shielding layer which are wrapped outside the dynamic wire core conductor;
the photoelectric composite core comprises a light unit, a light unit sheath layer and a reinforcing layer which are wrapped outside the light unit from inside to outside, a plurality of weak current control lines which are twisted into a beam around the reinforcing layer, and a control wire core inner liner layer and a control wire core shielding layer which are wrapped outside the weak current control lines from inside to outside, wherein the control wire core shielding layer and the insulation shielding layer are connected in parallel through a spacing bracket;
the optical unit comprises a fiber core, and a tensile fiber layer, a metal belt spiral tube and a metal braid layer which are wrapped outside the fiber core from inside to outside.
Preferably, the power core conductor is formed by twisting a plurality of copper wires or aluminum alloy wires with the diameter not larger than 0.3 mm.
Preferably, the conductor shielding layer is composed of a semi-conductive nylon tape wrapping layer and a semi-conductive rubber extrusion coating layer.
Preferably, the insulation shielding layer is formed by weaving a semiconductive rubber extrusion layer, a semiconductive nylon tape wrapping layer and metal/aramid fiber in a mixed mode.
Preferably, the spacer bracket is made of a thermosetting conductive rubber.
Preferably, the control wire core shielding layer is a metal wire/fiber mixed braided shielding layer, the coverage rate of the metal wire is not less than 90%, and the metal shielding of the insulating shielding layer and the metal shielding of the control wire core shielding layer are connected in parallel through an interval support.
Preferably, the fiber core comprises a plurality of bare fibers, tensile fibers, silicon-based fiber paste and a loose tube, the tensile fibers are arranged outside the bare fibers, the loose tube wraps the bare fibers and the tensile fibers, and the silicon-based fiber paste is filled between the loose tube and the bare fibers and between the loose tube and the tensile fibers.
Preferably, the reinforcing layer is a high-strength fiber woven layer.
Preferably, the weak current control line comprises a control line core conductor tensile core, a control line core conductor spirally wound around the control line core conductor tensile core, and a control line core insulating layer wrapped outside the control line core conductor.
Preferably, the control wire core lining layer is an elastic cloth lining layer.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of flat cable for compound bucket wheel machine of optic fibre possesses strong electric power sinle silk, light current control line and optical unit, and cable structure is reliable and stable, and resistant bending, tensile, anti-electromagnetic interference can realize intelligent supervision, unmanned on duty, work demands such as remote control.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the structure of the light unit of the present invention;
fig. 3 is an overall plan view of the present invention;
in the figure: 1. a power core conductor; 2. a conductor shield layer; 3. a power wire core insulating layer; 4. an insulating shield layer; 5. a sheath layer; 6. a light unit; 7. an optical unit jacket layer; 8. a reinforcing layer; 9. controlling the tensile core of the core conductor; 10. a control wire core conductor; 11. a control wire core insulating layer; 12. controlling a wire core lining layer; 13. a control wire core shielding layer; 14. aramid fiber ropes; 15. a spacer bracket; 61. bare fiber; 62. a tensile fiber; 63. silicon-based fiber paste; 64. loosening the sleeve; 65. a tensile fiber layer; 66. a metal band spiral tube; 67. the copper wire braided layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-3, a flat cable for an optical fiber composite bucket wheel machine comprises a sheath layer 5, and a plurality of strong electrodynamic force wire cores and a photoelectric composite core which are arranged in parallel in the sheath layer, wherein the photoelectric composite core is arranged between two strong electrodynamic force wire cores, a spacing support made of thermosetting conductive rubber is arranged between the plurality of strong electrodynamic force wire cores and the photoelectric composite core, and the plurality of strong electrodynamic force wire cores and the photoelectric composite core are wound and bound in a shape of aramid fiber rope 14 'string 8'.
The powerful power core comprises a power core conductor 1, and a conductor shielding layer 2, a power core insulating layer 3 and an insulation shielding layer 4 which are wrapped outside the power core conductor 1. Power sinle silk conductor 1 is formed by many copper wires or the transposition of aluminium alloy silk that the diameter is not more than 0.3mm, and power sinle silk conductor 1 is equipped with outward conductor shielding layer 2 that constitutes by the crowded covering of semiconduction nylon belt and semiconduction rubber, and the outer EPR rubber insulating layer that coats of conductor shielding layer 2 is equipped with outward the insulating shielding layer 4 that constitutes by crowded covering of semiconduction rubber, semiconduction nylon belt around covering and metal/aramid fiber mixed braiding of power sinle silk insulating layer 3.
The photoelectric composite core comprises a light unit 6, a light unit sheath layer 7 wrapping the outside of the light unit 6 from inside to outside, a tensile reinforced layer 8 formed by weaving high-strength fibers, a plurality of weak current control wires twisted into a bundle around the reinforced layer 8, a control wire core inner lining layer 12 wrapping the outside of the weak current control wires from inside to outside, and a control wire core shielding layer 13.
The optical unit comprises a fiber core, and a tensile fiber layer 65, a metal tape spiral tube 66 and a metal braid layer 67 which are wrapped outside the fiber core from inside to outside. The fiber core comprises a plurality of bare fibers 61, tensile fibers 62, silicon-based fiber paste 63 and a loose tube 64, the tensile fibers 62 are arranged outside the bare fibers 61, the loose tube 64 wraps the bare fibers 61 and the tensile fibers 62, and the silicon-based fiber paste 63 is filled between the loose tube 64 and the bare fibers 61 and the tensile fibers 62.
The residual length of the bare fiber relative to the PBT sleeve is not less than 0.3%, the residual length of the PBT sleeve relative to the metal belt spiral pipe is not less than 0.5%, and the residual length of the optical unit relative to the cable core is not less than 0.4%.
The weak current control line comprises a control line core conductor tensile core 9, a control line core conductor 10 spirally wound around the control line core conductor tensile core 9 and a control line core insulating layer 11 wrapped outside the control line core conductor 10. The weak electric control line is sequentially provided with an inner lining layer of the rubber cloth (namely the inner lining layer 12 of the control line core) and a shielding layer of the metal wire/fiber mixed braided fabric (namely the shielding layer 13 of the control line core), and the coverage rate of the metal wire is not less than 90 percent. The metal shield of the insulation shielding layer 4 is connected in parallel with the metal shield of the control wire core shielding layer 13 through the spacing support.
The powerful electric power sinle silk and the compound core of photoelectricity adopt high strength elastomer material as the restrictive coating cladding, and through the mould of extrusion formula, the clearance between power sinle silk and the compound core of photoelectricity is fully filled to the restrictive material, forms level and smooth outward appearance.
The utility model has the advantages that:
the power core adopts the aluminum alloy conductor can obviously alleviate cable weight, and power core insulating outer screen adopts metal/aramid fiber mixed weaving can improve the tensile strength of power core, when adopting the aluminum alloy as the conductor, the reinforcing effect is more obvious and important.
The silica-based fiber paste in the optical unit has proper viscosity, high temperature resistance and good thermal stability, and effectively protects bare fibers from being influenced by temperature when short-time high temperature is generated due to short circuit of a cable or instantaneous high temperature is generated due to lightning stroke, thereby ensuring the transmission performance of optical fibers. The silica-based fiber paste and the tensile fiber act together to enable the bare fiber to be in a macroscopic 'suspension' state, when the cable is bent, the bare fiber has enough buffer space without being influenced by external force, and the integrity of the optical fiber is ensured. The loose tube containing the fiber paste is made of PBT (polybutylene terephthalate), the PBT has excellent high-temperature stability and extremely low water absorption, and excellent dimensional stability can be kept in the cable manufacturing and running processes, so that the extra length of the optical fiber cannot be changed, and the reliability of the optical fiber is improved. Similarly, a plurality of strands of high-strength fibers are arranged on the periphery of the PBT loose tube, so that the PBT loose tube is in a macroscopic 'suspension' state, namely the center position of the metal band spiral tube, the minimum ratio of the inner diameter of the metal band spiral tube to the outer diameter of the PBT loose tube is 1.2/1, and the larger the number of the fibers which can be actually accommodated is, the larger the controllable residual length of the PBT loose tube is. Similarly, by controlling the pay-off tension of the optical unit, and if necessary, zero tension pay-off, the optical unit also has a certain excess length relative to the cable core. By combining the three extra lengths, the total extra length can reach 1.2 percent, and the reliability of the optical fiber is obviously improved. In addition, the bare fiber and PBT loose tube has enough buffer space in the metal belt spiral tube, which ensures that the optical fiber is not influenced when the cable is bent and pulled. The 1.2% excess ensures fiber integrity even if locally involved.
The optical unit is sequentially provided with a sheath layer and a tensile reinforced layer formed by weaving high-strength fibers, the sheath layer effectively relieves the extrusion force of the peripheral control line to the optical unit, and the tensile reinforced layer woven by the fibers mainly acts on the optical unit and is used for bearing the tensile force of the optical unit in the production and manufacturing process of the cable, so that the residual length of the optical fibers in the optical unit is kept unchanged.
The control line comprises conductor and insulating layer around tensile core and spiral winding tensile core, the control line is the rubber cloth in proper order outward and takes the lining, the mixed shielding layer of weaving of wire/fibre, the wire coverage is not less than 90%, the pulling force and the shearing force that receive when spiral winding's conductor can effectively cushion the cable bending, the life of protection control line conductor, the tensile core then is the state that makes spiral winding's conductor and does not change in the production process, the lining has the autohension for the rubber cloth area, effective isolation control line is insulating with the metallic shield layer, the wire coverage is greater than 90%, then effective shielding closes on the electromagnetic interference of strong electrodynamic force sinle silk to the weak current control line, guarantee the normal of communication.
The power wire core and the photoelectric composite core are wound and bundled by the high-strength aramid fiber rope, the support made of conductive rubber is uniformly placed in the middle gap, the stability of the structure is greatly improved, dislocation and deformation caused by stress inconsistency can be avoided when the cable is moved and bent, the power wire core and the photoelectric composite core are connected in parallel by the conductive support, the grounding protection effect is greatly enhanced, and the safety of the cable is improved. The more important effect of electrically conductive support makes power sinle silk, the compound core of photoelectricity keep stable interval, and remaining space is filled by the sheath material, has solved common sheath material and can not fill the clearance completely, and the restrictive coating is tired and the problem of power sinle silk separation swell when removing the bending, and the position and the external world wearing and tearing of swell increase, serious cable damage, voltage breakdown, life shortens substantially.
The utility model provides a flat cable for compound bucket wheel machine of optic fibre, possesses strong electric power sinle silk, light current control line and optical unit, and cable structure is reliable and stable, resistant crooked, tensile, and anti-electromagnetic interference can realize intelligent supervision, unmanned on duty, work demands such as remote control.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (10)
1. The flat cable for the optical fiber composite bucket wheel machine is characterized by comprising a sheath layer, and a plurality of strong electrodynamic force wire cores and a photoelectric composite core which are arranged in parallel in the sheath layer, wherein the photoelectric composite core is arranged between two strong electrodynamic force wire cores, a spacing support is arranged between the strong electrodynamic force wire cores and the photoelectric composite core, and the strong electrodynamic force wire cores and the photoelectric composite core are wound and bundled in an aramid fiber rope '8' shape;
the strong electrodynamic force wire core comprises a dynamic wire core conductor, and a conductor shielding layer, a dynamic wire core insulating layer and an insulation shielding layer which are wrapped outside the dynamic wire core conductor;
the photoelectric composite core comprises a light unit, a light unit sheath layer and a reinforcing layer which are wrapped outside the light unit from inside to outside, a plurality of weak current control lines which are twisted into a beam around the reinforcing layer, and a control wire core inner liner layer and a control wire core shielding layer which are wrapped outside the weak current control lines from inside to outside, wherein the control wire core shielding layer and the insulation shielding layer are connected in parallel through a spacing bracket;
the optical unit comprises a fiber core, and a tensile fiber layer, a metal belt spiral tube and a metal braid layer which are wrapped outside the fiber core from inside to outside.
2. The flat cable for the optical fiber composite bucket wheel machine according to claim 1, wherein the power core conductor is formed by stranding a plurality of copper wires or aluminum alloy wires with the diameter of not more than 0.3 mm.
3. The flat cable for the optical fiber composite bucket wheel machine according to claim 1, wherein the conductor shielding layer is composed of a semi-conductive nylon tape wrapping layer and a semi-conductive rubber extrusion coating layer.
4. The flat cable for the optical fiber composite bucket wheel machine according to claim 1, wherein the insulation shielding layer is formed by weaving a semi-conductive rubber extrusion layer, a semi-conductive nylon tape wrapping layer and a metal/aramid fiber in a mixed manner.
5. The flat cable for an optical fiber composite bucket wheel machine according to claim 4, wherein the spacer bracket is made of a thermosetting conductive rubber.
6. The flat cable for the optical fiber composite bucket wheel machine according to claim 5, wherein the control wire core shielding layer is a metal wire/fiber mixed braided shielding layer, the coverage rate of the metal wire is not less than 90%, and the metal shielding of the insulating shielding layer and the metal shielding of the control wire core shielding layer are connected in parallel through a spacing support.
7. The flat cable for the optical fiber composite bucket wheel machine according to claim 1, wherein the fiber core comprises a plurality of bare fibers, tensile fibers, silicon-based fiber paste and a loose tube, the tensile fibers are arranged outside the bare fibers, the loose tube wraps the bare fibers and the tensile fibers, and the silicon-based fiber paste is filled between the loose tube and the bare fibers and the tensile fibers.
8. The flat cable for an optical fiber composite bucket wheel machine according to claim 1, wherein said reinforcing layer is a high strength fiber braid.
9. The flat cable for the optical fiber composite bucket wheel machine according to claim 1, wherein the weak current control line comprises a control core conductor tensile core, a control core conductor spirally wound around the control core conductor tensile core, and a control core insulating layer wrapped outside the control core conductor.
10. The flat cable for the optical fiber composite bucket wheel machine according to claim 1, wherein the control wire core lining layer is an rubber cloth lining layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121387504.5U CN214897690U (en) | 2021-06-22 | 2021-06-22 | Flat cable for optical fiber composite bucket wheel machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121387504.5U CN214897690U (en) | 2021-06-22 | 2021-06-22 | Flat cable for optical fiber composite bucket wheel machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214897690U true CN214897690U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121387504.5U Active CN214897690U (en) | 2021-06-22 | 2021-06-22 | Flat cable for optical fiber composite bucket wheel machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214897690U (en) |
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2021
- 2021-06-22 CN CN202121387504.5U patent/CN214897690U/en active Active
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