CN214203307U

CN214203307U - Bending-resistant anti-fracture flexible communication cable

Info

Publication number: CN214203307U
Application number: CN202120357501.0U
Authority: CN
Inventors: 杨仰杰
Original assignee: Guangdong Long Cheng Communications Technology Co ltd
Current assignee: Guangdong Long Cheng Communications Technology Co ltd
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-09-14
Anticipated expiration: 2031-02-09

Abstract

The utility model particularly provides a bending-resistant anti-fracture flexible communication cable, which comprises a plurality of twisted cable cores, a shielding layer sleeved outside the cable cores, a plurality of fiber wires and a plurality of steel strands which are arranged outside the shielding layer, an outer protective layer sleeved outside the fiber wires and the plurality of steel strands, and a plurality of twisted reinforcing cores, wherein the reinforcing cores are arranged between the shielding layer and the cable cores, and the plurality of fiber wires and the plurality of steel strands are alternately twisted; the sinle silk that sets up is used for the transmission of electric power, and the shielding layer is used for shielding external interference, and outer inoxidizing coating is used for protecting the cable, and many fiber line and many steel strand wires that the hank weaves the setting increase the bearing capacity of cable, improve its anti ability of buckling, and the strengthening core that sets up simultaneously can further promote the bearing capacity of cable, further strengthens the anti ability of buckling of cable.

Description

Bending-resistant anti-fracture flexible communication cable

Technical Field

The utility model relates to a cable technical field especially relates to a flexible communication cable of fracture is prevented in resistant bending.

Background

The cable is a general term for articles such as optical cables and electric cables, is mainly used for controlling installation, connecting equipment, transmitting electric power and the like, and is common and indispensable in daily life. The cable mainly comprises an inner-layer electric conductor and a coating layer coated on the outer layer of the electric conductor, and the coating layer has the functions of insulation, protection and the like.

In the actual use process, the cable often needs to face various buckles, and the surface of the coating of cable is smooth compact form usually, and stretching ability is relatively weak, and the coating of cable and external environment direct contact bear the erosion of solarization and rain and other adverse circumstances, and the coating of cable appears the crackle easily over time, and then constantly develops into great crack, loses the efficiency of protection cable inner structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a flexible communication cable of fracture is prevented in resistant bending weaves many fiber lines and many steel strands that set up through the hank and increases the bearing capacity of cable, improves its anti ability of buckling, and the reinforcement core that sets up simultaneously can further promote the bearing capacity of cable, further strengthens the anti ability of buckling of cable.

The utility model adopts the technical proposal that: the utility model provides a flexible communication cable of fracture is prevented in resistant bending, includes that many twists weave sinle silk, the cover that forms many the shielding layer outside the sinle silk, set up many fiber line and many steel strand wires, cover outside the shielding layer locate many the outer inoxidizing coating of steel strand wire, and many the enhancement core that twists weave and form, strengthen the core set up in the shielding layer with between the sinle silk, many fiber line and many the steel strand wires are twisted and are woven alternately and are twisted and weave the setting.

The technical proposal is further improved in that each fiber line is a carbon fiber line.

The technical scheme is further improved in that each steel strand is alloy steel, and specifically is one of chrome manganese steel, chrome nickel steel or chrome nickel molybdenum steel.

The technical scheme is further improved in that the diameter of the fiber wire is equal to that of the steel strand, the diameter of the wire core is larger than that of the fiber wire, and the diameter of the reinforcing core is smaller than that of the fiber wire.

The technical scheme is further improved in that the diameter size of the fiber wire and the diameter size of the steel strand are both 0.1mm-0.3 mm.

The technical scheme is further improved in that a first insulating layer is arranged on the surface of the wire core, a second insulating layer is arranged on the surface of each fiber wire, a third insulating layer is arranged on the surface of the steel strand, a fourth insulating layer is arranged on the surface of the reinforcing core, and the first insulating layer, the second insulating layer, the third insulating layer and the fourth insulating layer are all made of mixed polyvinyl chloride.

The technical scheme is further improved by further comprising an inner filler, wherein the inner filler is filled among the shielding layer, the reinforcing core and the wire core.

The technical scheme is further improved by further comprising a heat-resistant layer, wherein the heat-resistant layer is sleeved on the surfaces of the fiber wires and the steel strands, and the heat-resistant layer is a mica tape layer.

The technical scheme is further improved in that the thickness of the outer protective layer is larger than that of the heat-resistant layer, and the thickness of the heat-resistant layer is larger than that of the shielding layer.

The technical scheme is further improved by further comprising an external filler, wherein the external filler is filled among the heat-resistant layer, the shielding layer, the fiber wire and the steel strand.

The utility model has the advantages as follows: the sinle silk that sets up is used for the transmission of electric power, and the shielding layer is used for shielding external interference, and outer inoxidizing coating is used for protecting the cable, and many fiber line and many steel strand wires that the hank weaves the setting increase the bearing capacity of cable, improve its anti ability of buckling, and the strengthening core that sets up simultaneously can further promote the bearing capacity of cable, further strengthens the anti ability of buckling of cable.

Drawings

Fig. 1 is the utility model discloses resistant bending prevents the cross-sectional structure schematic diagram of fracture flexible communication cable.

Description of reference numerals: 10-wire core, 20-shielding layer, 30-fiber wire, 40-steel strand, 50-outer protective layer, 60-reinforced core and 70-heat-resistant layer.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1, the utility model provides a bending-resistant and breakage-proof flexible communication cable, which comprises a plurality of twisted wire cores 10, a shielding layer 20 sleeved outside the plurality of wire cores 10, a plurality of fiber wires 30 and a plurality of steel strands 40 arranged outside the shielding layer 20, an outer protective layer 50 sleeved outside the plurality of fiber wires and the plurality of steel strands 40, and a plurality of twisted reinforcing cores 60, wherein the reinforcing cores 60 are arranged between the shielding layer 20 and the wire cores 10, and the plurality of fiber wires 30 and the plurality of steel strands 40 are alternately twisted; the sinle silk 10 that sets up is used for the transmission of electric power, and shielding layer 20 is used for shielding external interference, and outer inoxidizing coating 50 is used for protecting the cable, and many fiber line 30 and many steel strand wires 40 that the hank set up increase the bearing capacity of cable, improve its anti ability of buckling, and the strengthening core 60 that sets up simultaneously can further promote the bearing capacity of cable, further strengthens the anti ability of buckling of cable.

The diameter size of the wire core 10 is larger than that of the fiber wire 30; the diameter size of the fiber wire 30 is equal to that of the steel strand 40, so that the fiber wire 30 and the steel strand are more stable and reliable after being twisted, each fiber wire 30 is a carbon fiber wire 30, each steel strand 40 is an alloy steel strand, specifically one of a chromium manganese steel strand, a chromium nickel steel strand or a chromium nickel molybdenum steel strand, and the alloy steel strand is adopted, so that the structural stability is good; the diameter size of the fiber wire 30 and the diameter size of the steel strand 40 are both 0.1mm-0.3mm, and the diameter size is selected according to the diameter size of the wire core 10, so that the bearing capacity of the cable is improved; the surface of the wire core 10 is provided with a first insulating layer, the surface of each fiber wire 30 is provided with a second insulating layer, the surface of the steel strand 40 is provided with a third insulating layer, and the first insulating layer, the second insulating layer and the third insulating layer are all made of mixed polyvinyl chloride.

The thickness of the outer protective layer 50 is greater than that of the heat-resistant layer 70; the diameter size of the reinforced core 60 is smaller than that of the fiber wire 30, a fourth insulating layer is arranged on the surface of the reinforced core 60, and the fourth insulating layer is made of mixed polyvinyl chloride; the heat-resistant layer 70 is sleeved on the surfaces of the fiber wires 30 and the steel stranded wires 40, and the heat-resistant layer 70 is a mica tape layer; the thickness of the heat-resistant layer 70 is greater than that of the shielding layer 20; the provision of the heat-resistant layer 70 greatly improves the heat-resistant capability of the cable.

The heat-resistant composite cable further comprises inner fillers (not shown) and outer fillers (not shown), wherein the inner fillers are filled among the shielding layer 20, the reinforcing core 60 and the cable core 10, and the outer fillers are filled among the heat-resistant layer 70, the shielding layer 20, the fiber wires 30 and the steel strands 40; in this embodiment, the inner filler and the outer filler are each one of a polypropylene tape, a non-woven fabric, and a hemp rope.

The utility model discloses a theory of operation does: the sinle silk 10 that sets up is used for the transmission of electric power, and shielding layer 20 is used for shielding external interference, and outer inoxidizing coating 50 is used for protecting the cable, and heat-resisting layer 70 is used for promoting the heat-resisting ability of cable, and the many fiber line 30 and the many steel strand wires 40 that the hank weaves the setting increase the bearing capacity of cable, improve its anti ability of buckling, and the reinforcement core 60 that sets up simultaneously can further promote the bearing capacity of cable, further strengthens the anti ability of buckling of cable.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a flexible communication cable of fracture is prevented in resistant bending, its characterized in that includes that many twists sinle silk, the cover that forms locate many the shielding layer outside the sinle silk, set up many fiber line and many steel strand wires, cover outside the shielding layer locate many fiber line and many the outer inoxidizing coating of steel strand wire and many the enhancement core that twists and form, strengthen the core set up in the shielding layer with between the sinle silk, many fiber line and many the steel strand wires are twisted and are woven the setting in turn.

2. The bend-resistant, breakage-resistant flexible communications cable of claim 1 wherein each of the fiber strands is a carbon fiber strand.

3. The bend-resistant fracture-resistant flexible communication cable according to claim 1, wherein each of the steel strands is an alloy steel strand, in particular one of a chrome-manganese steel strand, a chrome-nickel steel strand, or a chrome-nickel-molybdenum steel strand.

4. The bend-resistant, breakage-resistant flexible communications cable of claim 1 wherein the fiber wire has a diameter dimension equal to a diameter dimension of the steel strands, the wire core has a diameter dimension greater than a diameter dimension of the fiber wire, and the strength core has a diameter dimension less than a diameter dimension of the fiber wire.

5. The bend-resistant, breakage-resistant flexible communications cable of claim 1 wherein the fiber wires have a diameter dimension and the steel strands have a diameter dimension that are each 0.1mm-0.3 mm.

6. The bend-resistant, fracture-resistant flexible communication cable of claim 1, wherein the surface of the core is provided with a first insulating layer, the surface of each fiber wire is provided with a second insulating layer, the surface of the steel strand is provided with a third insulating layer, the surface of the reinforcing core is provided with a fourth insulating layer, and the first, second, third and fourth insulating layers are all made of hybrid polyvinyl chloride.

7. The bend-resistant, breakage-resistant flexible communication cable of claim 1 further comprising an inner filler filled between the shield, the strength core, and the wire core.

8. The bend-resistant fracture-preventing flexible communication cable according to claim 1, further comprising a heat-resistant layer, wherein the heat-resistant layer is sleeved on the surfaces of the fiber wires and the steel strands, and the heat-resistant layer is a mica tape layer.

9. The bend-resistant, fracture-resistant flexible communication cable of claim 8, wherein the thickness of the outer protective layer is greater than the thickness of the heat resistant layer, which is greater than the thickness of the shielding layer.

10. The bend-resistant, fracture-resistant flexible communication cable of claim 9, further comprising an outer filler filled between the heat-resistant layer, the shielding layer, the fiber wires, and the steel strands.