CN215118449U

CN215118449U - Multi-path integrated photoelectric composite cable

Info

Publication number: CN215118449U
Application number: CN202121090197.4U
Authority: CN
Inventors: 蒋凯
Original assignee: Nanjing Fuda Wire And Cable Co ltd
Current assignee: Nanjing Fuda Wire And Cable Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-10
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a multichannel integral type photoelectricity composite cable, include: the multi-path integrated photoelectric composite cable comprises a cable conductor, a polyester film and a central tensile body, wherein the section of a multi-path integrated photoelectric composite cable body is in a round triangle shape, the central tensile body is arranged in the center, a tensile body protective sleeve is sleeved outside the central tensile body, the cable conductor I, the cable conductor II, a communication line and a butterfly-shaped leading-in optical cable are twisted in a bidirectional mode, the polyester film is wrapped outside the central tensile body, and a filling rope is filled in the polyester film. The center of the first cable and the center of the second cable are provided with cable conductors, the cable conductors are wrapped with cable insulation, the communication line is sequentially provided with a belting layer and a weaving layer from outside to inside, 4 pairs of wire groups are arranged in the weaving layer, and two wires are arranged in each pair of wire groups. The butterfly-shaped leading-in optical cable comprises a sheath and an optical fiber arranged in the center of the sheath, and nonmetal reinforcing parts are arranged on two sides of the optical fiber. The utility model discloses excellent performance, the installation of being convenient for practices thrift the cost, is the composite cable that collects communication, power transmission, data transmission, video as an organic whole.

Description

Multi-path integrated photoelectric composite cable

Technical Field

The utility model relates to the field of communication, concretely relates to multichannel integral type photoelectricity composite cable.

Background

With the advance of the integration of the intelligent power grid and the three networks, the integration of the four networks of the broadcast television network, the internet, the telecommunication network and the power grid can be correspondingly developed, if each cable is laid separately like the prior art, the number is large, the wiring is disordered, the cable pole or the pipeline is easily overloaded, the line is difficult to repair, the troubleshooting is difficult, and the potential safety hazard is serious.

Therefore, a multi-path integrated photoelectric composite cable is required to be provided, construction laying can be reduced, occupied space of wiring is reduced, and labor cost is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multichannel integral type photoelectricity composite cable to solve the problem that provides in the above-mentioned technical background.

In order to solve the above problem, the utility model provides a following technical scheme: multichannel integral type photoelectricity composite cable includes: the multi-path integrated photoelectric composite cable comprises a first cable conductor, a polyester film and a central tensile body, wherein the section of the multi-path integrated photoelectric composite cable body is in a round triangle shape, the central tensile body is arranged in the center, a tensile body protective sleeve is sleeved outside the central tensile body, the first cable conductor, the second cable conductor, a communication wire and a butterfly-shaped leading-in optical cable are twisted in a bidirectional mode, the polyester film is wrapped outside the central tensile body, and a filling rope is filled in the polyester film.

The center of the first cable and the center of the second cable are provided with cable conductors, the cable conductors are wrapped with cable insulation, the communication line is sequentially provided with a belting layer and a braided layer from outside to inside, 4 pairs of wire groups are arranged in the braided layer, two wires are arranged in each pair of wire groups, the center of each wire is provided with a conductor, and the conductor is wrapped with an insulation layer. The butterfly-shaped drop cable comprises a sheath and an optical fiber arranged in the center of the sheath, wherein V-shaped grooves are formed in the middles of the upper end and the lower end of the sheath, and nonmetal reinforcing parts are arranged on two sides of the optical fiber.

Preferably, reinforcing cores are arranged at three round corners outside the polyester film, and fillers are arranged between the reinforcing cores and the polyester film.

Preferably, the filler is water-blocking sand.

Preferably, the multi-path integrated photoelectric composite cable body is provided with an outer protective layer, an armor layer and a fire-resistant layer in sequence from outside to inside.

Preferably, the fire-resistant layer is made of aluminum foil.

Preferably, the armor layer is made of steel belts, and is armored in a wrapping mode.

Preferably, the outer protective layer is made of a halogen-free low-smoke flame-retardant material.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an every kind of cable all lay alone, lead to the wiring in a jumble and disorderly, and the problem of the huge difficult maintenance of quantity, can collect communication, data transmission, food, power transmission as an organic whole, the installation of being convenient for has reduced the space in the very big degree and has occupy.

The outer protective layer, the armor layer and the fire-resistant layer are sequentially arranged outside the composite cable body from outside to inside, so that the performance of the composite cable can be effectively improved, the fire-resistant layer can improve the fire-resistant effect of the composite cable, and the armor layer and the cable are twisted in a bidirectional manner, so that the structure is more stable and the mechanical performance is stronger; the outer protective layer can prevent the composite cable from being bitten by insects and ants.

The utility model discloses a fillet triangle-shaped structure possesses that triangle-shaped is firm, withstand voltage's advantage, can effectively reduce in transportation and installation because external force rolls the emergence that leads to phenomena such as the inside optic fibre fracture of composite cable, and former round angle department still is equipped with the reinforcement core, has further strengthened composite cable's mechanical strength.

The utility model has the advantages of excellent performance, the installation of being convenient for, the cost is practiced thrift, easy maintenance is saved space etc.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 central tensile body, 2 tensile body protective sleeve, 3 cable I, 31 cable insulation, 32 cable conductor, 4 communication line, 41 conductor, 42 insulation layer, 43 pair group, 44 braided layer, 45 belting layer, 5 butterfly-shaped leading-in optical cable, 51 sheath, 511V-shaped groove, 52 optical fiber, 53 non-metal reinforcement, 6 filler, 7 reinforced core, 8 polyester film, 9 fire-resistant layer, 10 armor layer, 11 filling rope, 12 outer protective layer and 13 cable II.

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 present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without inventive achievements all belong to the protection scope of the present invention.

As shown in the figure, the utility model provides a technical scheme: multichannel integral type photoelectricity composite cable includes: the first cable conductor 3, the polyester film 8 and the central tensile body 1 are arranged in the center, the section of the multi-path integrated photoelectric composite cable body is in a rounded triangle shape, the advantages of stability, firmness and pressure resistance of the triangle are achieved, and the central tensile body 1 is arranged in the center. The central tensile body 1 is sleeved with the tensile body protective sleeve 2, the central tensile body 1, the first cable 3, the second cable 13, the communication line 4 and the butterfly-shaped leading-in optical cable 5 are twisted in two directions, the structure can be more stable, the mechanical performance is stronger, the polyester film 8 wraps the outside of the central tensile body and plays a role in protecting the internally twisted cable, the filling rope 11 is filled in the polyester film 8, and the water absorption layer can be adopted for the filling rope 11, so that the waterproofness of the cable is enhanced. The three round corners outside the polyester film 8 are all provided with the reinforced cores 7 to enhance the mechanical performance. The filler 6 is arranged between the reinforced core 7 and the polyester film 8, the filler 6 can select water-blocking sand, when the outside is damaged, moisture and water can permeate into the composite cable like the internal structure of the composite cable, the water-blocking sand can absorb the moisture entering the cable, and the water-blocking sand can rapidly expand into gel substances after absorbing water to block a water seepage channel and prevent the moisture from further diffusing.

The multi-path integrated photoelectric composite cable body is sequentially provided with an outer protective layer 12, an armor layer 10 and a fire-resistant layer 9 from outside to inside, and the fire-resistant layer 9 is made of aluminum foil, so that the composite cable can be effectively prevented from being bitten and damaged by rats, ants and the like. The armor layer 10 is made of steel belts, and is armored in a wrapping mode, so that the second layer is prevented from being bitten and damaged and the mechanical property of the composite cable is enhanced. The outer jacket 12 is made of halogen-free low-smoke flame-retardant material, and can be coated on the surface of the composite cable when exposed to fire, so that harmful gas cannot be generated while protection is achieved, and the cable has good environmental protection performance, flame retardance and low smoke performance.

The cable conductor 32 is arranged in the center of the first cable 3 and the second cable 13, the cable conductor 32 is wrapped with the cable insulation 31, the communication wire 4 is sequentially provided with a belting layer 45 and a braided layer 44 from outside to inside, the belting layer 45 can be formed by wrapping a polyester tape, and the braided layer 44 can be a tinned copper wire. The braid 44 is provided with 4 pairs of wire sets 43, each pair of wire sets 43 is provided with two conducting wires, the center of each conducting wire is provided with a conductor 41, and the outside of the conductor 41 is coated with an insulating layer 42. The butterfly-shaped drop cable 5 comprises a sheath 51 and an optical fiber 52 arranged in the center of the sheath 51, a V-shaped groove 511 is formed in the middle of the upper end and the lower end of the sheath 51, so that the butterfly-shaped drop cable is convenient to peel and use and is convenient for mounting terminal devices, and nonmetal reinforcing parts 53 are arranged on two sides of the optical fiber 52 to enhance the mechanical properties of the butterfly-shaped drop cable, such as impact resistance, tensile strength and the like.

Although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts will be within the scope of the appended claims.

Claims

1. Multichannel integral type photoelectricity composite cable includes: cable conductor one (3), polyester film (8) and central tensile body (1), its characterized in that: the section of the multi-path integrated photoelectric composite cable body is in a rounded triangle shape, a central tensile body (1) is arranged in the center, a tensile body protective sleeve (2) is sleeved outside the central tensile body (1), the central tensile body (1) is bidirectionally twisted with a first cable (3), a second cable (13), a communication wire (4) and a butterfly-shaped leading-in optical cable (5), a polyester film (8) is wrapped outside the central tensile body, and a filling rope (11) is filled in the polyester film (8);

the center of the first cable (3) and the center of the second cable (13) are provided with cable conductors (32), the cable conductors (32) are wrapped by cable insulation (31), the communication line (4) is sequentially provided with a belting layer (45) and a weaving layer (44) from outside to inside, the weaving layer (44) is internally provided with 4 pairs of wire groups (43), two wires are arranged in each pair of wire groups (43), the center of each wire is provided with a conductor (41), the conductor (41) is wrapped by an insulating layer (42), the butterfly-shaped lead-in optical cable (5) comprises a sheath (51) and optical fibers (52) arranged at the center of the sheath (51), V-shaped grooves (511) are formed in the middle of the upper end and the lower end of the sheath (51), and nonmetal reinforcing pieces (53) are arranged on two sides of the optical fibers (52).

2. The multi-path integrated optical-electrical composite cable of claim 1, wherein: and reinforcing cores (7) are arranged at three round corners outside the polyester film (8), and fillers (6) are arranged between the reinforcing cores (7) and the polyester film (8).

3. The multi-path integrated optical-electrical composite cable of claim 2, wherein: the filler (6) is water-blocking sand.

4. The multi-path integrated optical-electrical composite cable of claim 1, wherein: the multi-path integrated photoelectric composite cable body is sequentially provided with an outer protective layer (12), an armor layer (10) and a fire-resistant layer (9) from outside to inside.

5. The multi-path integrated optical-electrical composite cable of claim 4, wherein: the fire-resistant layer (9) is made of aluminum foil.

6. The multi-path integrated optical-electrical composite cable of claim 4, wherein: the armor layer (10) is made of steel belts and armored in a wrapping mode.

7. The multi-path integrated optical-electrical composite cable of claim 4, wherein: the outer protective layer (12) is made of halogen-free low-smoke flame-retardant material.