CN213843628U

CN213843628U - Self-supporting electric-trace-resistant ADSS optical cable

Info

Publication number: CN213843628U
Application number: CN202120001167.5U
Authority: CN
Inventors: 万克群; 田海鹏
Original assignee: Jiangsu Vanhua Communication Technology Co ltd
Current assignee: Jiangsu Vanhua Communication Technology Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-07-30
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a resistant trace ADSS optical cable of self-supporting, including polybutylene terephthalate protective sheath, optic fibre, fine cream, cable cream, polyethylene inner sheath, aramid fiber enhancement layer, optical fiber unit, glass fiber reinforcement core, polyethylene filler core and temperature resistant coating, glass fiber reinforcement core, optical fiber unit, polyethylene filler core and cable cream make up into the cable core, the outer wall cladding of cable core has polyethylene inner sheath, the outer wall cladding of polyethylene inner sheath has the aramid fiber enhancement layer, the aramid fiber enhancement layer sets up the inboard at the insulating layer, all be provided with hemisphere elastic ball on the outer wall of insulating layer and the inner wall, the outside of insulating layer is provided with the resistant trace sheath of graphite alkene-polyethylene. The utility model discloses the effectual shock resistance that has improved has avoided the utility model discloses because of receiving the certain effort of outside and leading to the condition of damage to take place, improved life, the practicality is strong.

Description

Self-supporting electric-trace-resistant ADSS optical cable

Technical Field

The utility model relates to a ADSS optical cable technical field specifically is a self-supporting resistant track ADSS optical cable.

Background

The self-supporting optical cable (ADSS) has the advantages of no metal, tension resistance, self-supporting, high insulation, no inductivity, thin diameter, light weight, easy construction, economy and the like. The optical fiber bundle is wound on a central reinforcing member and is manufactured into a combined optical cable through protection measures such as insulation, water prevention, reinforcement, sheath and the like.

However, the conventional self-supporting tracking-resistant ADSS optical cable has poor impact resistance, is easy to damage when receiving a certain external impact force, and has low service life because external high temperature and low temperature easily affect the inside of the optical cable; therefore, the existing use requirements are not satisfied.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a resistant track ADSS optical cable of self-supporting to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a self-supporting tracking-resistant ADSS optical cable comprises a polybutylene terephthalate protective sleeve, an optical fiber, a fiber paste, a cable paste, a polyethylene inner protective layer, an aramid fiber reinforced layer, an optical fiber unit, a glass fiber reinforced core, a polyethylene filled core and a temperature-resistant coating, wherein the glass fiber reinforced core, the optical fiber unit, the polyethylene filled core and the cable paste are combined into a cable core, the outer wall of the cable core is coated with the polyethylene inner protective layer, the outer wall of the polyethylene inner protective layer is coated with the aramid fiber reinforced layer, the aramid fiber reinforced layer is arranged on the inner side of a thermal insulation layer, hemispherical elastic balls are arranged on the outer wall and the inner wall of the thermal insulation layer, a graphene-polyethylene tracking-resistant protective layer is arranged on the outer side of the thermal insulation layer, a second non-Newtonian fluid is filled between the inner wall of the graphene-polyethylene tracking-resistant protective layer and the outer wall of the thermal insulation layer, a first non-Newtonian fluid is filled between the inner wall of the thermal insulation layer and the outer wall of the aramid fiber reinforced layer, the outer wall of the graphene-polyethylene tracking-resistant protective layer is sprayed with a temperature-resistant coating.

Preferably, the optical fiber unit takes an optical fiber as an inner core, and the optical fiber is sequentially provided with fiber paste and a polybutylene terephthalate protective sleeve from inside to outside.

Preferably, the temperature-resistant coating is made of a Teflon material.

Preferably, the outer diameter of the graphene-polyethylene trace-resistant sheath is 10 mm-11 mm.

Preferably, the inside of insulating layer is provided with the shock attenuation cavity.

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

(1) the utility model discloses a cooperation setting of first non-Newtonian fluid, second non-Newtonian fluid, shock attenuation cavity and hemisphere elastic ball works as the utility model discloses when receiving certain impact force, shock attenuation cavity and hemisphere elastic ball can play the absorbing effect of buffering, reduce the utility model discloses the impact force that inner structure received, first non-Newtonian fluid and second non-Newtonian fluid can become hard in the twinkling of an eye and resist outside effort when receiving certain impact force, can know from the above-mentioned, the utility model provides high shock resistance has avoided the utility model provides because of receiving the certain effort of outside and leading to the condition of damage to take place, improved life.

(2) The utility model discloses a cooperation setting of insulating layer and temperature resistant coating makes the utility model discloses can be high temperature resistant and low temperature resistant, can completely cut off external high temperature environment or low temperature environment right the utility model discloses inside structure causes the influence, has further improved the utility model discloses a life.

Drawings

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

In the figure: 1. a polybutylene terephthalate protective sleeve; 2. an optical fiber; 3. fiber paste; 4. cable paste; 5. a first non-Newtonian fluid; 6. a polyethylene inner sheath; 7. an aramid fiber reinforcement layer; 8. a shock-absorbing cavity; 9. a thermal insulation layer; 10. a hemispherical elastic ball; 11. an optical fiber unit; 12. a glass fiber reinforced core; 13. filling a polyethylene core; 14. a second non-Newtonian fluid; 15. a graphene-polyethylene tracking-resistant sheath; 16. and (4) a temperature-resistant coating.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the present invention provides an embodiment: a self-supporting tracking-resistant ADSS optical cable comprises a polybutylene terephthalate protective sleeve 1, an optical fiber 2, a fiber paste 3, a cable paste 4, a polyethylene inner protective layer 6, an aramid fiber reinforced layer 7, an optical fiber unit 11, a glass fiber reinforced core 12, a polyethylene filled core 13 and a temperature-resistant coating 16, wherein the glass fiber reinforced core 12, the optical fiber unit 11, the polyethylene filled core 13 and the cable paste 4 are combined into a cable core, the outer wall of the cable core is coated with the polyethylene inner protective layer 6, the outer wall of the polyethylene inner protective layer 6 is coated with the aramid fiber reinforced layer 7, the aramid fiber reinforced layer 7 is arranged on the inner side of a thermal insulation layer 9, hemispherical elastic balls 10 are arranged on the outer wall and the inner wall of the thermal insulation layer 9, a graphene-polyethylene tracking-resistant protective layer 15 is arranged on the outer side of the thermal insulation layer 9, a second non-Newtonian fluid 14 is filled between the inner wall of the graphene-polyethylene tracking-resistant protective layer 15 and the outer wall of the thermal insulation layer 9, a first non-Newtonian fluid 5 is filled between the inner wall of the thermal insulation layer 9 and the outer wall of the aramid fiber reinforced layer 7, the outer wall of the graphene-polyethylene tracking-resistant sheath 15 is sprayed with a temperature-resistant coating 16, the optical fiber unit 11 uses an optical fiber 2 as an inner core, the optical fiber 2 is sequentially provided with a fiber paste 3 and a polybutylene terephthalate protective sleeve 1 from inside to outside, the temperature-resistant coating 16 is made of a teflon material, the outer diameter of the graphene-polyethylene tracking-resistant sheath 15 is 10 mm-11 mm, and a shock-absorbing cavity 8 is arranged inside the thermal insulation layer 9.

The working principle is as follows: the utility model improves the shock resistance, avoids the damage caused by external force, prolongs the service life, and can resist high temperature and low temperature through the matching arrangement of the heat insulation layer 9 and the temperature resistant coating 16, and can isolate the influence of external high temperature environment or low temperature environment on the internal structure of the utility model through the matching arrangement of the first non-Newtonian fluid 5, the second non-Newtonian fluid 14, the shock absorption cavity 8 and the hemispheroid elastic ball 10, when the utility model receives certain impact force, the shock absorption cavity 8 and the hemispheroid elastic ball 10 can play the role of buffering and shock absorption, thereby reducing the impact force received by the internal structure of the utility model, the first non-Newtonian fluid 5 and the second non-Newtonian fluid 14 can be instantly hardened to resist the external force when receiving certain impact force, further improves the service life of the utility model.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a resistant track ADSS optical cable of self-supporting, includes polybutylene terephthalate protective sheath (1), optic fibre (2), fine cream (3), cable cream (4), polyethylene inner sheath (6), aramid fiber enhancement layer (7), optical fiber unit (11), glass fiber reinforced core (12), polyethylene fill core (13) and temperature resistant coating (16), its characterized in that: the glass fiber reinforced core (12), the optical fiber unit (11), the polyethylene core filler (13) and the cable paste (4) are combined into a cable core, the outer wall of the cable core is coated with a polyethylene inner protection layer (6), the outer wall of the polyethylene inner protection layer (6) is coated with an aramid fiber reinforcement layer (7), the aramid fiber reinforced layer (7) is arranged on the inner side of the heat insulation layer (9), hemispherical elastic balls (10) are arranged on the outer wall and the inner wall of the heat insulation layer (9), a graphene-polyethylene tracking-resistant protective layer (15) is arranged on the outer side of the heat insulation layer (9), a second non-Newtonian fluid (14) is filled between the inner wall of the graphene-polyethylene tracking-resistant protective layer (15) and the outer wall of the heat insulating layer (9), a first non-Newtonian fluid (5) is filled between the inner wall of the heat insulation layer (9) and the outer wall of the aramid fiber reinforced layer (7), the outer wall of the graphene-polyethylene tracking-resistant protective layer (15) is sprayed with a temperature-resistant coating (16).

2. The self-supporting tracking-resistant ADSS optical cable of claim 1, wherein: the optical fiber unit (11) takes an optical fiber (2) as an inner core, and the optical fiber (2) is sequentially provided with a fiber paste (3) and a polybutylene terephthalate protective sleeve (1) from inside to outside.

3. The self-supporting tracking-resistant ADSS optical cable of claim 1, wherein: the temperature-resistant coating (16) is made of Teflon material.

4. The self-supporting tracking-resistant ADSS optical cable of claim 1, wherein: the outer diameter of the graphene-polyethylene tracking-resistant protective layer (15) is 10 mm-11 mm.

5. The self-supporting tracking-resistant ADSS optical cable of claim 1, wherein: the inside of insulating layer (9) is provided with shock attenuation cavity (8).