CN214474115U - Multi-core beam-shaped plastic optical fiber cable - Google Patents

Abstract

The utility model discloses a multi-core beam-shaped plastic optical fiber cable, which belongs to the technical field of optical fibers and comprises optical fibers, a corrosion-resistant layer and a high-temperature-resistant layer, wherein an insulating layer is arranged outside the optical fibers; the outer parts of the insulating layer and the optical fiber are provided with protective sleeves matched with the insulating layer and the optical fiber, and two ends of the outer part of each protective sleeve are provided with clamping belts; the inner side of the corrosion-resistant layer is provided with a high-temperature-resistant layer; through set up corrosion-resistant layer, high temperature resistant layer, waterproof layer in the outside of transmission line, wrap up the inside optic fibre of transmission line, carry out comprehensive protection, avoid optic fibre to receive external erosion, improve the corrosion resistance and the high temperature resistance of optic fibre, increase of service life. Through set up insulating rubber strip in its inside, can play the fixed effect of transmission line, through set up the tight belt of clamp on the protective sheath, can increase the fixed stability of transmission line internal optical fiber.

Description

Multi-core beam-shaped plastic optical fiber cable

Technical Field

The utility model relates to the technical field of optical fiber, specifically be multicore beam form plastics optical fiber cable.

Background

Plastic Optical Fibers (POFs) are optical fibers (optical fibers) of a type in which a highly transparent polymer such as Polystyrene (PS), polymethyl methacrylate (PMMA), Polycarbonate (PC) is used as a core material, and PMMA, fluoroplastic, or the like is used as a sheath material. Different materials have different optical attenuation properties and temperature application ranges. The plastic optical fiber can be used for the last 100-1000 meters of an access network, can also be used for various vehicles such as automobiles, airplanes and the like, and is an excellent short-distance data transmission medium. The plastic optical cable is a light guide medium for transmitting optical signals, which is formed by coating a plastic sheath such as polyethylene, polyvinyl chloride and the like outside a single-core or multi-core plastic optical fiber.

Generally, the materials used for the plastic optical fiber cable do not have heat resistance and corrosion resistance, so that the plastic optical fiber cable is easily damaged, economic loss is caused, and the stability of the internal fixation is not strong enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multicore bunched form plastics optical fiber cable sets up corrosion-resistant layer, high temperature resistant layer, waterproof layer and PTEE coating through the outside at the transmission line, wraps up the inside optic fibre of transmission line, carries out comprehensive protection, avoids optic fibre to receive external erosion, improves the corrosion resistance and the high temperature resistance of optic fibre, increase of service life. Through set up insulating rubber strip in its inside, can play the fixed effect of transmission line, through set up the tight belt of clamp on the protective sheath, can increase the fixed stability of transmission line internal optical fiber.

In order to achieve the above object, the utility model provides a following technical scheme: the multi-core beam-shaped plastic optical fiber cable comprises optical fibers, a corrosion-resistant layer, a high-temperature-resistant layer and a clamping belt, wherein an insulating layer is arranged outside the optical fibers; the outer parts of the insulating layer and the optical fiber are provided with protective sleeves matched with the insulating layer and the optical fiber, and the clamping belt is positioned between the protective sleeves and the high-temperature resistant layer; the inner side of the corrosion-resistant layer is provided with a high-temperature-resistant layer, and the protective shell is fixedly arranged outside the corrosion-resistant layer.

Preferably, a waterproof layer is arranged inside the protective shell, and the thickness of the waterproof layer is 0.20-0.30 mm.

Preferably, a protective layer is arranged on the front surface of the protective shell, and the thickness of the protective layer is 0.30-0.50 mm.

Preferably, the transmission line is installed inside the protective layer, the optical fiber is installed inside the transmission line, and the transmission line is located inside the insulating layer.

Preferably, the clamping protective sleeve is fixed on the inner side of the clamping belt, and the width of the clamping belt is 1-2 mm.

Preferably, the center of the protective sleeve is provided with an insulating rubber strip.

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

compared with the prior art, the utility model discloses a set up corrosion-resistant layer, high temperature resistant layer, waterproof layer in the outside of transmission line, wrap up the inside optic fibre of transmission line, carry out comprehensive protection, avoid optic fibre to receive external erosion, improve the corrosion resistance and the high temperature resistance of optic fibre, increase of service life. Through set up insulating rubber strip in its inside, can play the fixed effect of transmission line, also can make the bending of fiber optic cable convenient, through set up the tight belt of clamp on the protective sheath, can increase the fixed stability of optic fibre in the transmission line.

Drawings

Fig. 1 is a schematic structural view of the optical fiber cable of the present invention;

fig. 2 is a left side view structural schematic diagram of the optical fiber cable of the present invention;

fig. 3 is a schematic view of the structure of the protective sleeve of the present invention.

In the figure: 1. a protective shell; 2. a protective layer; 3. a transmission line; 4. a waterproof layer; 5. a corrosion-resistant layer; 6. A high temperature resistant layer; 7. clamping the belt; 8. a protective sleeve; 9. an insulating layer; 10. an optical fiber; 11. and an insulating rubber strip.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a multi-core beam-shaped plastic optical fiber cable comprises an optical fiber 10, a corrosion-resistant layer 5, a high-temperature-resistant layer 6 and a clamping belt 7, wherein an insulating layer 9 is arranged outside the optical fiber 10, the insulating layer 9 is an insulating material layer between heating conductors or between a heating wire and a grounding shielding layer and is mainly used for isolating the electric wire to prevent people from being injured by electric shock, and the insulating layer 9 mainly has the function of insulating and isolating the transmission wire 3 and preventing the transmission wire from being connected with other transmission wires 3 in series;

the protective sleeve 8 matched with the insulating layer 9 and the optical fiber 10 is arranged outside the insulating layer 9 and the optical fiber 10, the protective sleeve 8 mainly protects and fixes the transmission line 3 and the optical fiber 10, the clamping belt 7 is positioned between the protective sleeve 8 and the high temperature resistant layer 6, the clamping belt 7 mainly plays a role of fixing and clamping the protective sleeve 8 so as to improve the stability of fixing the optical fiber 10, the high temperature resistant layer 6 is arranged inside the corrosion resistant layer 5, the high temperature resistant layer 6 generally refers to a coating which can not fall off and peel off a paint film under high temperature and strong impact, still can keep proper physical and mechanical properties, improves the heat exchange efficiency of the paint film, plays a certain high temperature resistant role, prolongs the service life, reduces the loss, the protective shell 1 is fixedly arranged outside the corrosion resistant layer 5, the corrosion resistant layer 5 refers to a covering layer which is coated on the metal surface to isolate the corrosion resistant layer from surrounding media so as to control the corrosion of the pipeline, the composite material has good electrical insulation and water resistance, has strong adhesive force with the surface of a pipeline, can resist chemical damage and has certain mechanical strength;

a waterproof layer 4 is arranged inside the protective shell 1, the waterproof layer 4 is mainly used for preventing water from permeating into the surface of the protective shell 1 to cause loss, the thickness of the waterproof layer 4 is 0.20-0.30mm, a protection layer 2 is arranged on the front surface of the protective shell 1, the protection layer 2 mainly plays a role in protecting the interior of the protective shell, and the thickness of the protection layer 2 is 0.30-0.50 mm;

the transmission line 3 is arranged in the protective layer 2, the transmission line 3 mainly plays a role in protecting the internal optical fiber and also plays a role in preventing electric leakage, the optical fiber 10 is arranged in the transmission line 3, the transmission line 3 is positioned in the insulating layer 9, and the optical fiber 10 mainly plays a role in transmitting signals;

the inner side of the clamping belt 7 is fixedly clamped with the protective sleeve 8, the protective sleeve 8 protects the optical fiber 10 in the protective sleeve and also plays a role in fixing, the width of the clamping belt 7 is 1-2mm, the center of the protective sleeve 8 is provided with the insulating rubber strip 11, the insulating rubber strip 11 indirectly plays a role in fixing the surrounding transmission line 3, and the optical fiber 10 can also play a role in bending when needing to be bent, so that the optical fiber is not damaged and causes loss.

The working principle is as follows: during the use, through setting up waterproof layer 4 in the inside of protecting sheathing 1, can make the application range increase of fiber optic cable, through set up corrosion resistant layer 5 in the outside of transmission line 3, high temperature resistant layer 6, waterproof layer 4, wrap up the inside optic fibre 10 of transmission line 3, carry out comprehensive protection, avoid optic fibre 10 to receive external erosion, improve the corrosion resistance and the high temperature resistance of optic fibre, increase of service life, through set up insulating rubber strip 11 in its inside, can play the fixed effect to transmission line 3, also can make the convenient bending of fiber optic cable, through set up clamping belt 7 on protecting sheathing 8, can increase the fixed stability of optic fibre 10 in the transmission line 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Multicore bunched plastic optical fiber cable includes optic fibre (10), corrosion resistant layer (5), high temperature resistant layer (6), presss from both sides tight belt (7), its characterized in that:

an insulating layer (9) is arranged outside the optical fiber (10);

a protective sleeve (8) matched with the insulating layer (9) and the optical fiber (10) is arranged outside the insulating layer and the optical fiber, and the clamping belt (7) is positioned between the protective sleeve (8) and the high-temperature-resistant layer (6);

the inner side of the corrosion-resistant layer (5) is provided with a high-temperature-resistant layer (6), and the protective shell (1) is fixedly mounted outside the corrosion-resistant layer (5).

2. The multi-core strand plastic optical fiber cable as claimed in claim 1, wherein: the protective shell is characterized in that a waterproof layer (4) is arranged inside the protective shell (1), and the thickness of the waterproof layer (4) is 0.20-0.30 mm.

3. The multi-core strand plastic optical fiber cable as claimed in claim 1, wherein: the front surface of the protective shell (1) is provided with a protective layer (2), and the thickness of the protective layer (2) is 0.30-0.50 mm.

4. The multi-core strand plastic optical fiber cable as claimed in claim 3, wherein: the transmission line (3) is arranged inside the protective layer (2), the optical fiber (10) is arranged inside the transmission line (3), and the transmission line (3) is located inside the insulating layer (9).

5. The multi-core strand plastic optical fiber cable as claimed in claim 1, wherein: the inner side of the clamping belt (7) is fixedly clamped with a clamping protective sleeve (8), and the width of the clamping belt (7) is 1-2 mm.

6. The multi-core strand plastic optical fiber cable as claimed in claim 2, wherein: the center of the protective sleeve (8) is provided with an insulating rubber strip (11).

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