CN211955936U

CN211955936U - Tensile optical fiber

Info

Publication number: CN211955936U
Application number: CN202021034415.8U
Authority: CN
Inventors: 盛海雷
Original assignee: Wuxi Yanqi Technology Co ltd
Current assignee: Wuxi Yanqi Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-11-17
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to the technical field of optical fiber processing, in particular to a tensile optical fiber, which comprises an optical fiber body, an insulating layer, a first tensile layer, a second tensile layer, a first waterproof layer, a second waterproof layer, an anticorrosive layer, a flame retardant layer and a wear-resistant layer, wherein the insulating layer is arranged on the outer side of the optical fiber body, the first tensile layer is arranged on the outer side of the insulating layer, the second tensile layer is arranged on the outer side of the first tensile layer, the first waterproof layer is arranged on the outer side of the second tensile layer, the utility model provides a tensile optical fiber, through the design and the use of a series of structures, the utility model overcomes the defects of complex tensile structure and large processing operation difficulty coefficient during the use process, and then reduced production efficiency's problem, can possess better waterproof performance moreover, avoided outside water to permeate easily to the inside harm that causes the optic fibre of optic fibre, and then improved the practicality of tensile optic fibre.

Description

Tensile optical fiber

Technical Field

The utility model relates to an optical fiber processing technology field, concretely relates to tensile optic fibre.

Background

The fine optical fiber is enclosed in a plastic sheath so that it can be bent without breaking. Generally, a light emitting diode or a laser beam is used as a light emitting device at one end of an optical fiber to transmit light pulses to the optical fiber, and in daily life, the optical fiber is used for long distance information transmission because the transmission loss of light in the optical fiber is much lower than the transmission loss of electricity in an electric wire. For example, chinese patent application is CN 201920278534.9's a tensile optical fiber, including the optic fibre body, the inner core layer, the parcel layer, the cavity is regional, first tensile mechanism and second tensile mechanism, the inner wall of inner core layer is connected with the outer wall of optic fibre body, the outer wall of inner core layer including the parcel layer setting, and the inner wall of parcel layer does not contact with the outer wall of inner core layer, the cavity is regional to be set up in the outer wall position of the inner chamber on parcel layer and inner core layer, first tensile mechanism sets up in the cavity region, second tensile mechanism sets up in the inner chamber of inner core layer including.

Above-mentioned utility model's application technical scheme has reached and has had better tensile properties, nevertheless has the defect that tensile structure is complicated, the processing operation degree of difficulty coefficient is big, and then has reduced production efficiency, lacks better waterproof performance moreover, and outside water easily permeates to the inside harm that causes the optic fibre of optic fibre, and then has reduced the practicality of tensile optic fibre, therefore needs a tensile optic fibre to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a tensile optic fibre, through the design and the use of a series of structures, the utility model discloses in carrying out the use, solved and to have the defect that tensile structure is complicated, the processing operation degree of difficulty coefficient is big, and then reduced production efficiency's problem, can possess better waterproof performance moreover, avoided outside water to permeate easily to the inside harm that causes of optic fibre, and then improved tensile optic fibre's practicality.

The utility model discloses a following technical scheme realizes:

a tensile optical fiber comprises an optical fiber body, an insulating layer, a first tensile layer, a second tensile layer, a first waterproof layer, a second waterproof layer, an anticorrosive layer, a flame-retardant layer and a wear-resistant layer, wherein the insulating layer is arranged on the outer side of the optical fiber body, the first tensile layer is arranged on the outer side of the insulating layer, the second tensile layer is arranged on the outer side of the first tensile layer, the first waterproof layer is arranged on the outer side of the second tensile layer, the second waterproof layer is arranged on the outer side of the first waterproof layer, the anticorrosive layer is arranged on the outer side of the second waterproof layer, the flame-retardant layer is arranged on the outer side of the anticorrosive layer, and the wear-resistant layer is arranged on the outer side of the flame-retardant layer;

the first tensile layer is a tensile glass fiber layer; the second tensile layer is a tensile reticular layer made of galvanized alloy steel wires with the diameter of 0.3-0.8 mm; the first waterproof layer is a macromolecular self-adhesive film waterproof roll layer; the second waterproof layer is a PVC layer coated with an acrylate film-spraying waterproof coating layer with the thickness of 0.2-0.5mm on the surface.

Preferably, the insulation layer is a PE material layer with the thickness of 0.5-0.8 mm.

Preferably, the thickness of the first tensile layer and the thickness of the second tensile layer are both 0.8-1.2 mm.

Preferably, the thickness of the first waterproof layer and the second waterproof layer is 0.5-0.8 mm.

Preferably, the anti-corrosion layer is a silicon nitride material layer with the thickness of 0.5-0.8 mm.

Preferably, the flame-retardant layer adopts an aluminum silicate fiber layer with the thickness of 0.2-0.5 mm.

Preferably, the wear-resistant layer adopts a thermoplastic TPV material layer with the thickness of 0.2-0.5 mm.

The utility model has the advantages that:

the utility model adopts the structure and design, solves the defects of complex tensile structure and large processing operation difficulty coefficient, further reduces the production efficiency, has better waterproof performance, avoids the damage to the optical fiber caused by the external water easily permeating into the optical fiber, and further improves the practicability of the tensile optical fiber;

and the utility model discloses novel structure, reasonable in design, convenient to use has stronger practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a partial sectional view of the present invention.

In the figure: 1-optical fiber body, 2-insulating layer, 3-first tensile layer, 4-second tensile layer, 5-first waterproof layer, 6-second waterproof layer, 7-anticorrosive layer, 8-flame retardant layer, 9-wear layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A tensile optical fiber comprises an optical fiber body 1, an insulating layer 2, a first tensile layer 3, a second tensile layer 4, a first waterproof layer 5, a second waterproof layer 6, an anticorrosive layer 7, a flame-retardant layer 8 and a wear-resistant layer 9, wherein the insulating layer 2 is arranged on the outer side of the optical fiber body 1, the first tensile layer 3 is arranged on the outer side of the insulating layer 2, the second tensile layer 4 is arranged on the outer side of the first tensile layer 3, the first waterproof layer 5 is arranged on the outer side of the second tensile layer 4, the second waterproof layer 6 is arranged on the outer side of the first waterproof layer 5, the anticorrosive layer 7 is arranged on the outer side of the second waterproof layer 6, the flame-retardant layer 8 is arranged on the outer side of the anticorrosive layer 7, and the wear-resistant;

the first tensile layer 3 is a tensile glass fiber layer; the second tensile layer 4 is a tensile reticular layer made of galvanized alloy steel wires with the diameter of 0.3-0.8 mm; the first waterproof layer 5 is a macromolecular self-adhesive film waterproof roll layer; the second waterproof layer 6 is a PVC layer coated with an acrylate film-spraying waterproof coating layer with the thickness of 0.2-0.5mm on the surface.

Specifically, the insulating layer 2 is a PE material layer with the thickness of 0.5-0.8 mm.

Specifically, the thickness of the first tensile layer 3 and the thickness of the second tensile layer 4 are both 0.8-1.2 mm.

Specifically, the thickness of the first waterproof layer 5 and the second waterproof layer 6 is 0.5-0.8 mm.

Specifically, the anti-corrosion layer 7 is a silicon nitride material layer with the thickness of 0.5-0.8 mm.

Specifically, the flame-retardant layer 8 is an aluminum silicate fiber layer with the thickness of 0.2-0.5 mm.

Specifically, the wear-resistant layer 9 is a thermoplastic TPV material layer with the thickness of 0.2-0.5 mm.

The working principle is as follows: when the utility model is used, the first tensile layer 3 and the second tensile layer 4 are arranged, and the first tensile layer 3 is a tensile glass fiber layer; the second tensile layer 4 is a tensile reticular layer made of galvanized alloy steel wires with the diameter of 0.3-0.8mm, the tensile glass fiber layer has the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, and is beneficial to enhancing the tensile property of the optical fiber, meanwhile, the galvanized alloy steel wires have high hardness, wear resistance and fatigue resistance, good toughness and certain corrosion resistance, and the tensile strength of the alloy steel wires is 590-715 MPa; furthermore, the tensile property of the optical fiber body 1 is further improved through the double-layer tensile protection structure of the first tensile layer 3 and the second tensile layer 4, and meanwhile, the structure is simple, the processing operation difficulty coefficient is low, and the production efficiency is high;

the waterproof roll is characterized in that the waterproof roll is composed of a first waterproof layer 5 and a second waterproof layer 6, wherein the first waterproof layer 5 is a high-molecular self-adhesive film waterproof roll layer; the second waterproof layer 6 is a PVC layer coated with an acrylate film-spraying waterproof coating layer with the thickness of 0.2-0.5mm on the surface, a purpose-made high-density thermoplastic polyethylene film is used as a waterproof substrate when the macromolecular self-adhesive film waterproof roll material layer is formed by a macromolecular self-adhesive film, an environmental change resistant protective layer and an isolating layer which are covered on one surface of the film, the macromolecular self-adhesive film waterproof roll material belongs to a macromolecular self-adhesive film waterproof roll material, a synthetic adhesive lap joint area with the width of 70mm is reserved on one side of the long edge of the roll material, and the roll material self-adhesive layer and the environmental change resistant protective layer have a self-healing function and can effectively improve; and the acrylate film-spraying waterproof coating layer is a novel waterproof material and is suitable for waterproofing of underground engineering. The method is characterized in that acrylate is used as a base material, special equipment is adopted to spray the acrylate to a construction base surface to form a novel waterproof technology of a waterproof film instantly, the material composition is two components, an initiator is added, a special high-pressure airless spray film system is used to convey two groups of prepared liquid medicines into a spray gun in an equivalent amount to be mixed, and the two groups of liquid medicines can be instantly polymerized within 1-5 seconds to form the waterproof film with certain strength and toughness. The problem of water leakage of underground tunnels, pipe galleries, subways and the like is thoroughly solved, and the waterproof material has the characteristics of economy, high efficiency, fire resistance, flame retardance, good waterproof effect, low energy consumption, no seam, easiness in construction and maintenance, long service life and the like, and is a preferred material for preventing and treating the water leakage of underground engineering; the PVC layer has the advantages of excellent flexibility and extensibility, high tensile strength, excellent size stability, high mechanical strength, erosion resistance, root permeability resistance, weather resistance, ultraviolet resistance, hail resistance, waterproofness and the like, and the waterproof performance of the optical fiber body 1 can be further improved through the double-layer structure design of the first waterproof layer 5 and the second waterproof layer 6;

moreover, through the arranged insulating layer 2, and the insulating layer 2 adopts a PE material layer with the thickness of 0.5-0.8mm, the transmitted current, electromagnetic wave and light wave can be ensured to only travel along the wire and then do not flow to the outside, and the potential on the conductor can be isolated; the corrosion resistance of the optical fiber body 1 can be further improved by arranging the corrosion-resistant layer 7 and adopting the silicon nitride material layer with the thickness of 0.5-0.8mm as the corrosion-resistant layer 7; the flame retardant layer 8 is arranged, and the flame retardant layer 8 adopts an aluminum silicate fiber layer with the thickness of 0.2-0.5mm, so that the flame retardant property of the optical fiber body 1 can be further improved; the wear-resistant layer 9 is arranged, and the wear-resistant layer 9 is a thermoplastic TPV material layer with the thickness of 0.2-0.5mm, so that the wear resistance of the optical fiber body 1 can be further improved;

and then under the design and the use of above-mentioned structure, the utility model discloses in carrying out the use, solved and to have tensile structure complicated, the big defect of processing operation degree of difficulty coefficient, and then reduced production efficiency's problem, can possess better waterproof performance moreover, avoided outside water to permeate easily to the inside harm that causes the optic fibre of optic fibre, and then improved tensile optic fibre's practicality.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A tensile optical fiber, characterized in that: comprises an optical fiber body (1), an insulating layer (2), a first tensile layer (3), a second tensile layer (4), a first waterproof layer (5), a second waterproof layer (6), an anticorrosive layer (7), a flame-retardant layer (8) and a wear-resistant layer (9), the insulating layer (2) is arranged on the outer side of the optical fiber body (1), the first tensile layer (3) is arranged on the outer side of the insulating layer (2), the second tensile layer (4) is arranged on the outer side of the first tensile layer (3), the first waterproof layer (5) is arranged on the outer side of the second tensile layer (4), the outer side of the first waterproof layer (5) is provided with the second waterproof layer (6), the anticorrosive layer (7) is arranged on the outer side of the second waterproof layer (6), the flame-retardant layer (8) is arranged on the outer side of the anticorrosive layer (7), and the wear-resistant layer (9) is arranged on the outer side of the flame-retardant layer (8);

the first tensile layer (3) is a tensile glass fiber layer; the second tensile layer (4) is a tensile net-shaped layer made of galvanized alloy steel wires with the diameter of 0.3-0.8 mm; the first waterproof layer (5) is a macromolecular self-adhesive film waterproof roll layer; the second waterproof layer (6) is a PVC layer coated with an acrylate film-spraying waterproof coating layer with the thickness of 0.2-0.5mm on the surface.

2. A tension resistant optical fiber as recited in claim 1, wherein: the insulating layer (2) adopts a PE material layer with the thickness of 0.5-0.8 mm.

3. A tension resistant optical fiber as recited in claim 1, wherein: the thickness of the first tensile layer (3) and the thickness of the second tensile layer (4) are both 0.8-1.2 mm.

4. A tension resistant optical fiber as recited in claim 1, wherein: the thickness of the first waterproof layer (5) and the second waterproof layer (6) is 0.5-0.8 mm.

5. A tension resistant optical fiber as recited in claim 1, wherein: the anti-corrosion layer (7) is a silicon nitride material layer with the thickness of 0.5-0.8 mm.

6. A tension resistant optical fiber as recited in claim 1, wherein: the flame-retardant layer (8) is an aluminum silicate fiber layer with the thickness of 0.2-0.5 mm.

7. A tension resistant optical fiber as recited in claim 1, wherein: the wear-resistant layer (9) is a thermoplastic TPV material layer with the thickness of 0.2-0.5 mm.