CN210270301U

CN210270301U - Novel optical fiber cable

Info

Publication number: CN210270301U
Application number: CN201921241046.7U
Authority: CN
Inventors: 毕勇
Original assignee: Suzhou Qishao Engineering Technology Co Ltd
Current assignee: Xinjiang North Cross Linked Cable Co ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-04-07
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a novel optical fiber cable, which comprises an optical fiber; the optical fiber is composed of a cladding, a glass core and a silica glass cladding, the optical fiber is located in the center of the glass core, the silica glass cladding is wrapped on the outer side of the glass core, the cladding is wrapped on the inner side of the silica glass cladding, a filler cavity is wrapped on the inner side of the silica glass cladding, a phase change capsule is filled in the filler cavity, the cladding is composed of a corrugated pipe and a resin layer, the corrugated pipe is located on the inner side of the resin layer, and the outer side of the corrugated pipe is attached to the inner side of the resin layer through adhesive glue. The utility model discloses the inboard bellows of foreskin is formed by the metal preparation, does not influence optic fibre on the one hand and buckles, and on the other hand can restrict the range that optic fibre was buckled, and it is great to avoid optic fibre angle of buckling, leads to inside glass core to take place the rupture, plays the guard action to optic fibre, and inside the waterproof layer can avoid moisture infiltration optic fibre, causes the corruption to the bellows outside, leads to the bellows surface to receive to corrode and takes place the damage.

Description

Novel optical fiber cable

Technical Field

The utility model relates to an optical fiber equipment technical field specifically is a novel optical fiber cable.

Background

Optical fibers are short for optical fibers, and are fibers made of glass or plastic that can be used as a light conducting means. The transmission principle is that the texture of the glass core inside the optical fiber is brittle, and when the optical fiber is bent greatly, the section of the glass core inside the optical fiber will be generated, so that the normal use of the optical fiber is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel optical fiber cable to the texture of the inside glass core of optic fibre is more fragile among the solution prior art, and when optic fibre took place to buckle by a wide margin, this section will take place for inside glass core, influences the problem of the normal use of optic fibre.

In order to achieve the above object, the utility model provides a following technical scheme: a novel optical fiber cable comprising an optical fiber; the optical fiber is composed of a cladding, a glass core and a silica glass cladding, the optical fiber is located in the center of the glass core, the silica glass cladding is wrapped on the outer side of the glass core, the cladding is wrapped on the inner side of the silica glass cladding, a filler cavity is wrapped on the inner side of the silica glass cladding, a phase change capsule is filled in the filler cavity, the cladding is composed of a corrugated pipe and a resin layer, the corrugated pipe is located on the inner side of the resin layer, and the outer side of the corrugated pipe is attached to the inner side of the resin layer through adhesive glue.

Preferably, the corrosion-resistant layer is arranged on the outer side of the resin layer, and the corrosion-resistant layer is adhered to the outer side of the resin layer through adhesive glue.

Preferably, a sponge layer is arranged on the inner side of the corrugated pipe, and the outer side of the sponge layer is adhered to the inner side of the corrugated pipe through an adhesive.

Preferably, a waterproof layer is arranged between the corrugated pipe and the resin layer and is adhered between the corrugated pipe and the resin layer through an adhesive.

Preferably, the phase change material is filled in the phase change capsule, and the volume of the expanded phase change capsule is smaller than the volume of the filling cavity.

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

1. the corrugated pipe on the inner side of the sheath is made of metal, so that on one hand, the bending of the optical fiber is not influenced, on the other hand, the bending amplitude of the optical fiber can be limited, the glass core in the optical fiber is prevented from being broken due to a large bending angle of the optical fiber, and the optical fiber is protected;

2. the corrosion-resistant layer is made of corrosion-resistant plastic, so that the corrosion resistance of the outer surface of the optical fiber can be improved when the optical fiber is used, and the outer surface of the optical fiber is prevented from being corroded by the external environment and damaged when the optical fiber is used, so that the normal use of the optical fiber is not influenced;

3. the sponge layer is soft in texture, and can be contracted when the optical fiber is under pressure to buffer and reduce the pressure, so that the glass core in the optical fiber is prevented from being damaged due to the high pressure;

4. the waterproof layer can avoid inside moisture infiltration optic fibre, causes the corruption to the bellows outside, leads to the bellows surface to receive the corruption to take place the damage.

Drawings

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

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure inside the optical fiber according to the present invention;

fig. 3 is a schematic structural view of the wrapping layering of the present invention.

In the figure: 1. an optical fiber; 2. wrapping; 3. a glass core; 4. a silica glass cladding; 5. a packing cavity; 6. a phase change capsule; 7. a sponge layer; 8. a bellows; 9. a waterproof layer; 10. a resin layer; 11. a corrosion resistant 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. 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, fig. 2, and fig. 3, in an embodiment of the present invention, a novel optical fiber cable includes an optical fiber 1; optical fiber 1 comprises foreskin 2, glass core 3 and silica glass cladding 4, and optical fiber 1 is located 3 central points of glass core and puts, and silica glass cladding 4 wraps up in the 3 outsides of glass core, and 2 wraps up in silica glass cladding 4 inboards of foreskin, and 4 inboard parcels of silica glass cladding have filler cavity 5, and the inside packing in filler cavity 5 has phase change capsule 6, and foreskin 2 comprises bellows 8 and resin layer 10, and bellows 8 is located resin layer 10 inboardly, and 8 outsides of bellows are through the sticky inboard at resin layer 10 of bonding.

Further, the resin layer 10 outside is provided with corrosion-resistant layer 11, and corrosion-resistant layer 11 pastes in the resin layer 10 outside through the adhesive, and corrosion-resistant layer 11 sets up to corrosion-resistant plastic, can improve the corrosion resistance of 1 surface of optic fibre when using, avoids optic fibre 1 surface to receive external environment's corruption to take place the damage when using, influences optic fibre 1's normal use.

Further, 8 inboards of bellows are provided with sponge layer 7, and the sponge layer 7 outside is through the sticky subsides of bonding in 8 inboards of bellows, and the texture of sponge layer 7 is comparatively soft, and when optic fibre 1 received pressure, sponge layer 7 can contract, cushions and reduces pressure, and the pressure of avoiding 1 inside glass core 3 of optic fibre to receive is great, and produces the damage.

Further, be provided with waterproof layer 9 between bellows 8 and the resin layer 10, and waterproof layer 9 is through the sticky subsides of bonding between bellows 8 and resin layer 10, and inside moisture infiltration optic fibre 1 can be avoided to waterproof layer 9, causes the corruption to the bellows 8 outside, leads to bellows 8 surface to receive the corruption to take place the damage.

Further, 6 inside packings of phase change capsule have phase change material, and the volume after 6 expansions of phase change capsule is less than 5 volumes in packing chamber, 6 inside phase change material of phase change capsule can absorb external heat when 1 inside temperature of optic fibre is great, the temperature of self does not change after the phase change material absorbs heat, the effectual 1 temperature of maintaining optic fibre of being convenient for is normal, 6 self temperature after the heat absorption of phase change capsule will take place to expand, 5 great settings in packing chamber avoid 6 expansions of phase change capsule to lead to packing chamber 5 to warp.

The utility model discloses a theory of operation and use flow: the corrugated pipe 8 on the inner side of the sheath 2 is made of metal, on one hand, the bending of the optical fiber 1 is not affected, on the other hand, the bending amplitude of the optical fiber 1 can be limited, the optical fiber 1 is prevented from being bent at a large angle, the glass core 3 in the optical fiber 1 is prevented from being broken, the optical fiber 1 is protected, the waterproof layer 9 can prevent moisture from permeating into the optical fiber 1 and corroding the outer side of the corrugated pipe 8, so that the outer surface of the corrugated pipe 8 is corroded and damaged, when the temperature of the phase change material in the phase change capsule 6 is high in the optical fiber 1, the phase change material can absorb external heat, the temperature of the phase change material after absorbing heat is not changed, the temperature of the optical fiber 1 can be maintained to be normal effectively, the temperature of the phase change capsule 6 after absorbing heat can expand, the packing cavity 5 is prevented from being deformed after, the corrosion resistance of the outer surface of the optical fiber 1 can be improved in use, and the situation that the outer surface of the optical fiber 1 is corroded by the external environment and damaged to influence the normal use of the optical fiber 1 in use is avoided.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. A novel optical fiber cable comprising an optical fiber (1); the method is characterized in that: the optical fiber (1) is composed of a cladding (2), a glass core (3) and a silica glass cladding (4), the optical fiber (1) is located at the center of the glass core (3), the silica glass cladding (4) is wrapped on the outer side of the glass core (3), the cladding (2) is wrapped on the inner side of the silica glass cladding (4), a filler cavity (5) is wrapped on the inner side of the silica glass cladding (4), a phase change capsule (6) is filled in the filler cavity (5), the cladding (2) is composed of a corrugated pipe (8) and a resin layer (10), the corrugated pipe (8) is located on the inner side of the resin layer (10), and the outer side of the corrugated pipe (8) is adhered to the inner side of the resin layer (10) through an adhesive.

2. The novel fiber optic cable of claim 1, wherein: the corrosion-resistant layer (11) is arranged on the outer side of the resin layer (10), and the corrosion-resistant layer (11) is adhered to the outer side of the resin layer (10) through adhesive glue.

3. The novel fiber optic cable of claim 1, wherein: the corrugated pipe is characterized in that a sponge layer (7) is arranged on the inner side of the corrugated pipe (8), and the outer side of the sponge layer (7) is adhered to the inner side of the corrugated pipe (8) through an adhesive.

4. The novel fiber optic cable of claim 1, wherein: a waterproof layer (9) is arranged between the corrugated pipe (8) and the resin layer (10), and the waterproof layer (9) is adhered between the corrugated pipe (8) and the resin layer (10) through an adhesive.

5. The novel fiber optic cable of claim 1, wherein: the phase change capsule (6) is filled with a phase change material, and the volume of the expanded phase change capsule (6) is smaller than the volume of the filling cavity (5).