CN216671243U

CN216671243U - Optical fiber composite overhead insulated cable

Info

Publication number: CN216671243U
Application number: CN202123138137.8U
Authority: CN
Inventors: 沈玉龙; 苏文进; 耿苏梅; 孙毕; 冯仁江
Original assignee: Yunnan Dianlan Industrial Co ltd
Current assignee: Yunnan Dianlan Industrial Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-03
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses an optical fiber composite overhead insulated cable which comprises a covering layer and a partition plate, wherein the inside of the covering layer is provided with the partition plate, the inside of the covering layer is provided with a conductive core, the inside of the covering layer is provided with an optical core, the conductive core and the optical core are provided with protective sleeves, the outer surface of the covering layer is provided with fireproof strips which are uniformly distributed, the outside of each fireproof strip is provided with an insulating layer, the outside of each insulating layer is provided with a light reflecting strip, the partition plate is in a triangular design mode, the included angle between every two partition plates is 120 degrees, the fireproof strips are made of polyvinyl chloride materials, the fireproof strips are in an arc design mode, and the included angle between every two fireproof strips is 30 degrees. The utility model not only enables the flat cable in the cable to be more orderly, but also can effectively protect the cable from being damaged.

Description

Optical fiber composite overhead insulated cable

Technical Field

The utility model relates to the technical field of cables, in particular to an optical fiber composite overhead insulated cable.

Background

Optical fiber composite aerial insulated cable has fused optical fiber communication and power transmission's function, optical cable and power line are in an organic whole, avoid the secondary unlimited, reduce engineering cost, but in the wiring, the line that carries out optical fiber communication is crisscross together with power transmission's line, cause staggered arrangement's the condition, if need maintain, need go on earlier neatly, delay the maintenance progress, the cable generally all is pre-buried underground, people need excavate work when carrying out city construction, work at night has light, but the surface of cable is black, be difficult to by people's discovery, also can lead to the destroyed condition of cable to take place.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the related art, the present invention provides an optical fiber composite overhead insulated cable to overcome the above technical problems in the related art.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a compound aerial insulated cable of optic fibre, includes the overburden, the baffle, the inside of overburden is equipped with the baffle, the inside of overburden and be equipped with electrically conductive core in the baffle, the inside of overburden and be equipped with the optical core in the baffle, electrically conductive core with be equipped with the protective sheath on the optical core, the surface of overburden is equipped with evenly distributed's fire prevention strip, the outside of fire prevention strip is equipped with the insulating layer, the outside of insulating layer is equipped with reflection of light strip.

Furthermore, the partition boards are designed in a triangular mode, and the included angle between every two partition boards is 120 degrees.

Further, the material of fire prevention strip is the polyvinyl chloride material, the shape of fire prevention strip is curved design, two contained angle between the fire prevention strip is 30 degrees.

Furthermore, the insulating layer is made of a crosslinked polyethylene insulating layer.

Furthermore, the color on the light reflecting strips is green, the light reflecting strips are uniformly distributed on the insulating layer in quantity, and the included angle between the two light reflecting strips is 45 degrees.

Furthermore, the end of the partition board is provided with a plurality of clamping grooves which are uniformly distributed, positioning pins are arranged in the clamping grooves, the positioning pins can rotate on the partition board, and sliding wheels are arranged on the positioning pins and in the clamping grooves.

Furthermore, the width of the sliding wheel is smaller than that of the clamping groove, the top end of the sliding wheel is tangent to the inner diameter of the covering layer, and the partition plate is provided with weight reducing holes which are uniformly distributed.

The utility model has the beneficial effects that:

1: through the locating pin that this practicality set up, make the movable pulley realize sliding on the inner wall of overburden, can make the baffle enter into the inside of overburden, baffle triangle-shaped's design can make electrically conductive core and light core separately, prevents to electrically conductive core and the crisscross condition emergence together of light core, makes the inside line arrangement of cable neat, and the lightening hole that sets up on the baffle can reduce the weight of baffle, makes the better realization of people remove to the baffle.

2: the outer surface of the covering layer is provided with the fireproof strips and the insulating layer, so that the cable can be effectively protected from leakage and being burnt by fire, the light reflecting strips are arranged outside the insulating layer, workers can be effectively reminded at night, and the workers can be reminded of the protective cable under the condition that green light is emitted by light, so that the cable is prevented from being damaged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is an isometric view of an integral apparatus in an optical fiber composite overhead insulated cable according to the present invention;

FIG. 2 is a side view of an integrated apparatus in an optical fiber composite overhead insulated cable of the present invention;

fig. 3 is an isometric view of a bulkhead or other component of a fiber optic composite overhead insulated cable according to the present invention.

In the figure: 1. a cover layer; 2. a partition plate; 3. a conductive core; 4. an optical core; 5. a protective sleeve; 6. a fire-resistant strip; 7. an insulating layer; 8. a light-reflecting strip; 9. a card slot; 10. positioning pins; 11. a sliding wheel; 12. and (7) lightening holes.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Examples

As shown in fig. 1 to 3:

the utility model provides an optical fiber composite overhead insulated cable, wherein,

including overburden 1, baffle 2, the inside of overburden 1 is equipped with baffle 2, the inside of overburden 1 and be equipped with conductive core 3 in the baffle 2, the inside of overburden 1 and be equipped with smooth core 4 in the baffle 2, conductive core 3 with be equipped with protective sheath 5 on the smooth core 4, the surface of overburden 1 is equipped with evenly distributed's fire prevention strip 6, the outside of fire prevention strip 6 is equipped with insulating layer 7, the outside of insulating layer 7 is equipped with reflection of light strip 8, baffle 2 is triangular design, two liang contained angle between the baffle 2 is 120 degrees, the material of fire prevention strip 6 is the polyvinyl chloride material, the shape of fire prevention strip 6 is curved design, two contained angle between the fire prevention strip 6 is 30 degrees, the material of insulating layer 7 is the crosslinked polyethylene insulating layer.

The color of the light reflecting strips 8 is green, the light reflecting strips 8 are uniformly distributed on the insulating layer 7, an included angle between the two light reflecting strips 8 is 45 degrees, a plurality of clamping grooves 9 which are uniformly distributed are formed in the end portion of the partition plate 2, positioning pins 10 are arranged in the clamping grooves 9, the positioning pins 10 can rotate on the partition plate 2, sliding wheels 11 are arranged on the positioning pins 10 and in the clamping grooves 9, the width of each sliding wheel 11 is smaller than that of each clamping groove 9, the top ends of the sliding wheels 11 are tangent to the inner diameter of the covering layer 1, and lightening holes 12 which are uniformly distributed are formed in the partition plate 2.

Detailed methods of use and effects of the above examples: when the conductive cores 3 and the optical cores 4 are staggered together in the cover layer 1, the spacer 2 is placed in the cover layer 1, a positioning pin 10 is arranged in the clamping groove 9 in the covering layer 1, a sliding wheel 11 is arranged on the positioning pin 10, under the push of force, the sliding wheel 11 can slide along the inner wall of the covering layer 1, the partition 2 is designed to be triangular, the conductive core 3 and the optical core 4 can be separated, and the fire-proof strip 6 can effectively prevent the cable from being burnt out in case of fire, and the outer surface of the insulating layer 7 is provided with the reflective strips 8, so that when construction is carried out at night, if workers carelessly dig cables, under the shining of light, can make reflection of light strip 8 launches green light, the effectual workman of reminding has protected the cable to avoid destroying.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a compound aerial insulated cable of optic fibre, its characterized in that, includes overburden (1), baffle (2), the inside of overburden (1) is equipped with baffle (2), the inside of overburden (1) and be equipped with electrically conductive core (3) in baffle (2), the inside of overburden (1) and be equipped with optical core (4) in baffle (2), electrically conductive core (3) with be equipped with protective sheath (5) on optical core (4), the surface of overburden (1) is equipped with evenly distributed's fire prevention strip (6), the outside of fire prevention strip (6) is equipped with insulating layer (7), the outside of insulating layer (7) is equipped with anti-light strip (8).

2. The optical fiber composite overhead insulated cable according to claim 1, wherein the partition boards (2) are designed in a triangular manner, and an included angle between every two partition boards (2) is 120 degrees.

3. The optical fiber composite overhead insulated cable according to claim 1, wherein the fire-proof strips (6) are made of polyvinyl chloride, the fire-proof strips (6) are arc-shaped, and an included angle between the two fire-proof strips (6) is 30 degrees.

4. The optical fiber composite overhead insulated cable according to claim 1, wherein the insulating layer (7) is made of a crosslinked polyethylene insulating layer.

5. The optical fiber composite overhead insulated cable according to claim 1, wherein the color of the reflective strips (8) is green, the reflective strips (8) are uniformly distributed on the insulating layer (7), and an included angle between two reflective strips (8) is 45 degrees.

6. The optical fiber composite overhead insulated cable according to claim 1, wherein a plurality of uniformly distributed slots (9) are formed in an end portion of the partition (2), positioning pins (10) are disposed in the slots (9), the positioning pins (10) can rotate on the partition (2), and sliding wheels (11) are disposed on the positioning pins (10) and in the slots (9).

7. The optical fiber composite overhead insulated cable according to claim 6, wherein the width of the sliding wheel (11) is smaller than the width of the slot (9), and the top end of the sliding wheel (11) is tangent to the inner diameter of the covering layer (1), and the partition plate (2) is provided with weight-reducing holes (12) which are uniformly distributed.