CN212965528U

CN212965528U - Aramid fiber optical cable reinforced core

Info

Publication number: CN212965528U
Application number: CN202020979084.9U
Authority: CN
Inventors: 周惠斌
Original assignee: NANTONG KEDING COMPOSITE MATERIALS TECHNOLOGY CO LTD
Current assignee: NANTONG KEDING COMPOSITE MATERIALS TECHNOLOGY CO LTD
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-04-13
Anticipated expiration: 2030-06-02

Abstract

The utility model relates to an optical cable material technical field just discloses aramid fiber optical cable reinforced core, strengthen the skeleton including the center, the center is strengthened the skeleton and is the aramid fiber solidification body, the outside cladding that the skeleton was strengthened to the center has the buffer layer, the periphery of buffer layer is provided with six evenly distributed's transition arc, every all be provided with the supplementary reinforcement body in the transition arc. This scheme is because aramid fiber's intensity is far above steel, its toughness is the twice of steel wire, good insulating nature and high temperature resistance have, consequently, adopt aramid fiber's solidification body to strengthen skeleton and supplementary reinforcement body for the center, make the optical cable strengthen the core and possess stronger pull resistance, ethylene propylene rubber possesses higher elasticity, electric insulation and chemical resistance, use it to strengthen the core as the buffer layer and receive external force when extruding at the optical cable, can unload partly stress, improve the anti extrusion ability of optical cable and strengthen the core, setting through resin curing layer and nonmetal strengthening band, can strengthen the supplementary enhancement of core to the optical cable, thereby increase of service life.

Description

Aramid fiber optical cable reinforced core

Technical Field

The utility model relates to an optical cable material technical field, more specifically say, relate to aramid fiber optical cable reinforced core.

Background

In order to prolong the service life of the optical cable and meet the requirements of the optical cable on adapting to various environments, particularly when the optical cable is used in the field, higher requirements on the strength, the corrosion resistance and the nibbling prevention performance are provided, so that the optical cable is provided with the reinforced core so as to meet various use requirements, and the traditional reinforced core has weaker compression resistance and tensile resistance, thus the service life is shorter.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an aramid fiber optical cable strengthens the core, has solved traditional enhancement core resistance to compression tensile properties less than, leads to the shorter problem of its life-span.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

the aramid fiber optical cable reinforced core comprises a central reinforced framework, wherein the central reinforced framework is an aramid fiber solidified body, a buffer layer is coated on the outer side of the central reinforced framework, six uniformly distributed transition arcs are arranged on the periphery of the buffer layer, an auxiliary reinforced body is arranged in each transition arc, a resin cured layer is arranged on the outer side of each auxiliary reinforced body, the inner side of each resin cured layer is in contact with the outer side of the buffer layer, a non-metal reinforced belt is arranged on the outer side of each resin cured layer, the buffer layer is made of ethylene propylene rubber, and the auxiliary reinforced bodies are aramid fiber solidified strips.

Preferably, the central reinforcing framework comprises a circular body and six strip-shaped bodies, the six strip-shaped bodies are distributed on the periphery of the circular body in an annular equal distribution mode and are integrally formed with the circular body, and two adjacent auxiliary reinforcing bodies are arranged on two sides of the strip-shaped bodies at intervals.

Preferably, a through hole is formed in the center of the circular body, a reinforcing strip is arranged in the through hole, and the reinforcing strip is made of metal wires or glass fiber reinforced plastics.

Preferably, a gap between the auxiliary reinforcement body and the resin cured layer in each of the transition arcs is filled with a calcium carbonate powder layer.

Preferably, the non-metallic reinforcing tapes are glass fiber and polyester fiber tapes.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is because aramid fiber's intensity is far above steel, its toughness is the twice of steel wire, good insulating nature and high temperature resistance have, consequently, adopt aramid fiber's solidification body to strengthen skeleton and supplementary reinforcement body for the center, make the optical cable strengthen the core and possess stronger pull resistance, ethylene propylene rubber possesses higher elasticity, electric insulation and chemical resistance, use it to strengthen the core as the buffer layer and receive external force when extruding at the optical cable, can unload partly stress, improve the anti extrusion ability of optical cable and strengthen the core, setting through resin curing layer and nonmetal strengthening band, can strengthen the supplementary enhancement of core to the optical cable, thereby increase of service life.

(2) The central reinforced framework comprises a circular body and six strip bodies, wherein the six strip bodies are annularly and equally distributed on the periphery of the circular body, and are integrally formed with the circular body, two adjacent auxiliary reinforcing bodies are arranged on two sides of the strip bodies at intervals, and the strip bodies and the auxiliary reinforcing bodies are uniformly distributed, so that the strength and toughness of the optical cable reinforced core and the tensile property are higher

(3) The tensile property of the optical cable reinforced core is improved by arranging the reinforcing strip in the middle of the central reinforcing framework, and the nonmetal reinforcing strip is made of glass fiber and polyester fiber, so that the overall strength, toughness and tensile property of the optical cable reinforced core are enhanced.

(4) The calcium carbonate powder layer set up on the one hand and play the reinforcing effect of filling, increased the tensile strength and the anti intensity of buckling of whole optical cable reinforced core, on the other hand also makes optical cable reinforced core possess the fire prevention function.

Drawings

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

The reference numbers in the figures illustrate:

1. a central reinforcing skeleton; 11. a circular body; 12. a strip-shaped body; 2. a buffer layer; 3. a transition arc; 4. an auxiliary reinforcement body; 5. curing the resin layer; 6. a non-metallic reinforcing band; 7. a through hole; 8. a reinforcing strip; 9. a calcium carbonate powder layer.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 referred to 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1, the aramid fiber optical cable reinforced core includes a central reinforced frame 1, the central reinforced frame 1 is an aramid fiber solidified body, the outside of the central reinforced frame 1 is coated with a buffer layer 2, the periphery of the buffer layer 2 is provided with six uniformly distributed transition arcs 3, each transition arc 3 is internally provided with an auxiliary reinforced body 4, the outside of the auxiliary reinforced body 4 is provided with a resin cured layer 5, the inner side of the resin cured layer 5 is in contact with the outside of the buffer layer 2, the outside of the resin cured layer 5 is provided with a non-metal reinforcing belt 6, the buffer layer 2 is made of ethylene propylene rubber, and the auxiliary reinforced body 4 is an aramid fiber solidified strip.

This scheme aramid fiber's intensity is far above steel, its toughness is the twice of steel wire, good insulating nature and high temperature resistance have, consequently, adopt aramid fiber's solidification body to strengthen skeleton 1 and auxiliary reinforcement body 4 for the center, make the optical cable strengthen the core and possess stronger pull resistance, ethylene propylene rubber possesses higher elasticity, electric insulation and chemical resistance, use it to strengthen the core when receiving external force extrusion as the buffer layer 2 at the optical cable, can unload partly stress, improve the anti extrusion capacity of optical cable enhancement core, through the setting of resin cured layer 5 and nonmetal strengthening band 6, can strengthen the supplementary enhancement of core to the optical cable, thereby increase of service life.

Specifically, skeleton 1 is strengthened including circular body 11 and six bar bodies 12 in the center, and six bar bodies 12 are the periphery that the distribution was equallyd divide equally with circular body 11 to six bar bodies 12, and with 11 integrated into one piece of circular body, two adjacent auxiliary reinforcement bodies 4 intervals set up in bar body 12 both sides, so design for bar body 12 and auxiliary reinforcement body 4 distribute evenly, thereby the optical cable is strengthened strong toughness of core and tensile strength and is higher.

Specifically, through-hole 7 has been seted up to the center department of circular body 11, sets up in the through-hole 7 and strengthens strip 8, strengthens strip 8 and is made by wire or glass fiber reinforced plastics, strengthens skeleton 1 in the middle of through the center and sets up and strengthen strip 8 and increased the tensile strength of optical cable core.

Specifically, the calcium carbonate powder layer 9 is filled in the gap between the auxiliary reinforcement body 4 and the resin cured layer 5 in each transition arc 3, and the calcium carbonate powder layer 9 plays a role in filling and reinforcing on one hand, so that the tensile strength and the bending strength of the whole optical cable reinforced core are increased, and on the other hand, the optical cable reinforced core also has a fireproof function.

Specifically, the nonmetal reinforcing band 6 is a glass fiber and polyester fiber band, so that the strength, toughness and tensile property of the whole optical cable reinforcing core are enhanced.

In summary, the following steps: the strength of aramid fiber in the scheme is far higher than that of steel, the toughness of the aramid fiber is twice that of steel wires, and the aramid fiber reinforced core has good insulativity and high temperature resistance, so that the aramid fiber reinforced core is adopted as a central reinforced framework 1 and an auxiliary reinforcing body 4, the optical cable reinforced core has strong tensile strength, meanwhile, the central reinforced framework 1 comprises a circular body 11 and six strip-shaped bodies 12, the six strip-shaped bodies 12 are uniformly distributed on the periphery of the circular body 11 in an annular mode and are integrally formed with the circular body 11, and two adjacent auxiliary reinforcing bodies 4 are arranged on two sides of the strip-shaped bodies 12 at intervals;

ethylene-propylene rubber possesses higher elasticity, electrical insulation and chemical resistance to it can unload partly stress when the optical cable strengthens the core and receives external force extrusion as buffer layer 2, improves the anti extrusion ability of optical cable and strengthens the core, and through the setting of resin cured layer 5 and nonmetal strengthening band 6, has strengthened the holistic obdurability and the tensile strength of optical cable and strengthened the core, thereby increase of service life.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. Aramid fiber optical cable strengthens core, including central strengthening frame (1), its characterized in that: the central reinforcing framework (1) is an aramid fiber solidified body, a buffer layer (2) is coated on the outer side of the central reinforcing framework (1), six uniformly distributed transition arcs (3) are arranged on the periphery of the buffer layer (2), an auxiliary reinforcing body (4) is arranged in each transition arc (3), a resin solidified layer (5) is arranged on the outer side of each auxiliary reinforcing body (4), the inner side of each resin solidified layer (5) is in contact with the outer side of the buffer layer (2), a non-metal reinforcing belt (6) is arranged on the outer side of each resin solidified layer (5), the buffer layer (2) is made of ethylene propylene rubber, and the auxiliary reinforcing bodies (4) are aramid fiber solidified strips.

2. The aramid fiber optical cable reinforcing core as claimed in claim 1, wherein: the central reinforcing framework (1) comprises a circular body (11) and six strip-shaped bodies (12), wherein the six strip-shaped bodies (12) are annularly and equally distributed on the periphery of the circular body (11), are integrally formed with the circular body (11), and are adjacent to each other, and the auxiliary reinforcing bodies (4) are arranged on two sides of the strip-shaped bodies (12) at intervals.

3. The aramid fiber optical cable reinforcing core as claimed in claim 2, wherein: through-hole (7) have been seted up to the center department of circular body (11), set up in through-hole (7) and strengthen strip (8), strengthen strip (8) and make by wire or glass fiber reinforced plastic.

4. The aramid fiber optical cable reinforcing core as claimed in claim 1, wherein: and a calcium carbonate powder layer (9) is filled in the gap between the auxiliary reinforcing body (4) and the resin cured layer (5) in each transition arc (3).

5. The aramid fiber optical cable reinforcing core as claimed in claim 1, wherein: the non-metal reinforcing belt (6) is a glass fiber and polyester fiber belt.