CN217766955U

CN217766955U - Optical cable with good bending resistance

Info

Publication number: CN217766955U
Application number: CN202221435981.9U
Authority: CN
Inventors: 管文浩
Original assignee: Jiangsu Yizhi Communication Technology Co ltd
Current assignee: Jiangsu Yizhi Communication Technology Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-11-08
Anticipated expiration: 2032-06-10

Abstract

The utility model discloses an optical cable that anti bending property is good, including the optical cable body, the optical cable body contains polyethylene oversheath, the plastic-coated steel band, the cushion collar, strengthen the core, a plurality of loose sleeve pipes, the cable cream, a plurality of optic fibre and fine cream, a plurality of optic fibre evenly distributed is in a plurality of loose sheathed tube inner chambers, the outer wall of optical cable body is provided with the braided cover, the braided cover is annular plain weave by a plurality of aluminium strips and weaves and form, the outer wall of braided cover is provided with the elasticity ripple cover, the outer wall of elasticity ripple cover is provided with the adapter sleeve, be provided with a plurality of vulcanite pieces between adapter sleeve and the elasticity ripple cover, a plurality of wear-resisting rings of outer wall equidistance fixedly connected with of adapter sleeve. The utility model discloses utilize braided sleeve, elasticity ripple cover, adapter sleeve and vulcanite piece matched with mode of setting, improve the resistance to compression and the tensile strength of optical cable body, improve the anti bending performance and the shock-absorbing capacity of optical cable body, improve the barrier propterty to the optical cable body, make the practicality of optical cable body higher.

Description

Optical cable with good bending resistance

Technical Field

The utility model relates to an optical cable field, in particular to optical cable that anti bending performance is good.

Background

The optical cable is a communication line which uses one or more optical fibers as transmission medium and can be used individually or in groups, the optical cable is mainly composed of optical fibers, plastic protective sleeves and plastic sheaths, metals such as gold, silver, copper and aluminum are not contained in the optical cable, the optical cable has no recycling value generally, a cable core is formed by a certain number of optical fibers according to a certain mode, the optical cable is coated with the sheaths, and the optical cable is also coated with outer sheaths to realize optical signal transmission.

In the laying process of the optical cable, because some places need to be bent, the material of the sheath on the outer wall of the existing optical cable is hard, and the inner wall of the optical cable does not have an extrusion buffering structure, so that the sheath on the outer wall of the optical cable is easy to damage in the long-time bending process, and the optical cable is damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical cable that anti bending property is good 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: an optical cable with good bending resistance comprises an optical cable body, wherein the optical cable body comprises a polyethylene outer sheath, a plastic-coated steel strip, a buffer sleeve, a reinforced core, a plurality of loose tubes, cable paste, a plurality of optical fibers and fiber paste, the optical fibers are uniformly distributed in the inner cavities of the loose tubes, and the loose tubes are arranged in the inner cavity of the buffer sleeve in an annular array;

the outer wall of optical cable body is provided with weaves the cover, it is annular plain weave by a plurality of aluminium strips and weaves and form to weave the cover, the outer wall of weaving the cover is provided with elastic corrugated sleeve, elastic corrugated sleeve's outer wall is provided with the adapter sleeve, be provided with a plurality of vulcanite pieces between adapter sleeve and the elastic corrugated sleeve, it is a plurality of vulcanite piece is the annular array setting, a plurality of wear-resisting rings of outer wall equidistance fixedly connected with of adapter sleeve.

Preferably, the inner wall of the vulcanized rubber block is fixedly connected with the outer wall of the elastic corrugated sleeve, and the outer wall of the vulcanized rubber block is fixedly connected with the inner wall of the connecting sleeve.

Preferably, the woven sleeve is fixedly connected with the outer wall of the polyethylene outer sheath, and the plastic-coated steel strip is arranged in the inner cavity of the polyethylene outer sheath.

Preferably, the buffer sleeve is arranged in the inner cavity of the plastic-coated steel belt, and the cable paste is filled in the inner cavity of the buffer sleeve.

Preferably, the reinforcing core is arranged in the middle of the plurality of loose tubes and fixedly inserted in the middle of the cable paste.

Preferably, the fiber paste is filled in the inner cavity of the loose tube, and the buffer sleeve is bonded and connected with the inner wall of the plastic-coated steel strip.

The utility model discloses a technological effect and advantage:

(1) The utility model utilizes the setting mode of matching the braided sleeve, the elastic corrugated sleeve, the connecting sleeve and the vulcanized rubber block, improves the compression resistance and the tensile strength of the optical cable body through the braided sleeve, improves the bending resistance and the buffer performance of the optical cable body through the elastic corrugated sleeve and the vulcanized rubber block, improves the protective performance of the optical cable body, and leads the practicability of the optical cable body to be higher;

(2) The utility model discloses utilize wear ring and cushion collar matched with to set up the mode, through wear ring, be convenient for improve the wear resistance of optical cable, prevent that the optical cable from at the pulling wearing and tearing of laying the in-process, through the cushion collar, improve the protection buffering to this internal optic fibre of cable, reduce the influence of ambient pressure to optic fibre.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the whole schematic front sectional structure diagram of the present invention.

Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. an optical cable body; 101. a polyethylene outer sheath; 102. coating a plastic steel belt; 103. a buffer sleeve; 104. a reinforcing core; 105. loosening the sleeve; 106. cable paste; 107. an optical fiber; 108. fiber paste; 2. weaving a sleeve; 3. an elastic corrugated sleeve; 4. connecting sleeves; 5. vulcanizing the rubber block; 6. a wear-resistant ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

The utility model provides an optical cable that anti bending property is good as shown in fig. 1-3, including optical cable body 1, optical cable body 1 contains polyethylene oversheath 101, plastic-coated steel band 102, cushion collar 103, enhancement core 104, a plurality of pine sleeve 105, cable cream 106, a plurality of optic fibre 107 and fine cream 108, and plastic-coated steel band 102 sets up in the inner chamber of polyethylene oversheath 101, through plastic-coated steel band 102, is convenient for improve the protection to optic fibre 107, and cushion collar 103 sets up in the inner chamber of plastic-coated steel band 102, and cushion collar 103 is connected with the inner wall bonding of plastic-coated steel band 102;

the cable paste 106 is filled in the inner cavity of the buffer sleeve 103, so that the inner cavity of the buffer sleeve 103 can be conveniently filled, the compression resistance and the buffer performance of the optical cable can be improved, and the influence of external pressure on the optical fiber 107 can be reduced, the reinforced core 104 is arranged in the middle of the plurality of loose tubes 105, the reinforced core 104 is fixedly inserted in the middle of the cable paste 106, the strength of the optical cable can be improved through the reinforced core 104, the plurality of loose tubes 105 are arranged in the inner cavity of the buffer sleeve 103 in an annular array mode, the plurality of optical fibers 107 are uniformly distributed in the inner cavities of the plurality of loose tubes 105, the fiber paste 108 is filled in the inner cavities of the loose tubes 105, the optical fiber 107 can be conveniently and stably distributed in the inner cavities of the loose tubes 105 through the fiber paste 108, and the stability of the optical fiber 107 can be improved;

the outer wall of the optical cable body 1 is provided with a woven sleeve 2, the woven sleeve 2 is formed by weaving a plurality of aluminum strips in an annular plain weave mode, the strength of the optical cable is improved conveniently through the woven sleeve 2, the influence of external pressure on the optical cable is prevented, meanwhile, the bending resistance of the optical cable is improved conveniently, the woven sleeve 2 is fixedly connected with the outer wall of the polyethylene outer sheath 101, the outer wall of the woven sleeve 2 is provided with an elastic corrugated sleeve 3, the outer wall of the elastic corrugated sleeve 3 is provided with a connecting sleeve 4, and the bending resistance of the optical cable body 1 is facilitated through the elastic corrugated sleeve 3, so that the optical cable body 1 is prevented from being bent forcefully, and the optical cable body 1 is damaged;

be provided with a plurality of vulcanite piece 5 between adapter sleeve 4 and the elastic corrugation cover 3, a plurality of vulcanite piece 5 are the setting of annular array, high elastic energy through vulcanite piece 5, be convenient for to the outside protection of optical cable body 1, improve the buffer performance and the anti bending property of 1 outer wall of optical cable body, the inner wall of vulcanite piece 5 and the outer wall fixed connection of elastic corrugation cover 3, vulcanite piece 5's outer wall and adapter sleeve 4's inner wall fixed connection, a plurality of wear-resisting rings 6 of adapter sleeve 4's outer wall equidistance fixedly connected with, through wear-resisting ring 6, be convenient for improve the wear resistance of optical cable, prevent the optical cable in the pulling wearing and tearing of laying the in-process, reduce the damage of optic fibre 107 in the optical cable, make laying of optical cable safer.

The utility model discloses the theory of operation:

when the optical cable is used, the optical fibers 107 are conveniently protected by the loose tubes 105 and the fiber paste 108, the optical fibers 107 can be stably and uniformly distributed by the loose tubes 105, the pressure resistance of the optical fibers 107 is improved by the cable paste 106, the filling fullness of the inner cavity of the buffer sleeve 103 is conveniently improved, the protection and buffering of the optical fibers 107 in the optical cable body 1 are improved by the buffer sleeve 103, the influence of the external pressure on the optical fibers 107 is reduced, and the optical fibers 107 are conveniently protected by the plastic-coated steel strip 102;

through weaving cover 2, improve the resistance to compression and the tensile strength of optical cable body 1, through elasticity ripple cover 3 and vulcanized rubber piece 5, improve the bending resistance performance and the shock-absorbing capacity of optical cable body 1, improve the barrier propterty to optical cable body 1, make optical cable body 1's practicality higher, through wear-resisting ring 6, be convenient for improve the wear resistance of optical cable, prevent the optical cable in the pulling wearing and tearing of laying the in-process, reduce the damage of optical fiber 107 in the optical cable, make laying of optical cable safer.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The optical cable with good bending resistance comprises an optical cable body (1), and is characterized in that the optical cable body (1) comprises a polyethylene outer sheath (101), a plastic-coated steel strip (102), a buffer sleeve (103), a reinforced core (104), a plurality of loose tubes (105), cable paste (106), a plurality of optical fibers (107) and fiber paste (108), the optical fibers (107) are uniformly distributed in the inner cavities of the loose tubes (105), and the loose tubes (105) are arranged in the inner cavity of the buffer sleeve (103) in an annular array;

the outer wall of optical cable body (1) is provided with braided sleeve (2), braided sleeve (2) is annular plain weave by a plurality of aluminium strips and forms, the outer wall of braided sleeve (2) is provided with elasticity ripple cover (3), the outer wall of elasticity ripple cover (3) is provided with adapter sleeve (4), be provided with a plurality of vulcanite piece (5) between adapter sleeve (4) and elasticity ripple cover (3), it is a plurality of vulcanite piece (5) are annular array setting, a plurality of wear-resisting ring of outer wall equidistance fixedly connected with (6) of adapter sleeve (4).

2. The optical cable with good bending resistance according to claim 1, wherein the inner wall of the vulcanized rubber block (5) is fixedly connected with the outer wall of the elastic corrugated sleeve (3), and the outer wall of the vulcanized rubber block (5) is fixedly connected with the inner wall of the connecting sleeve (4).

3. The optical cable with good bending resistance as claimed in claim 1, wherein the woven sleeve (2) is fixedly connected with the outer wall of the polyethylene outer sheath (101), and the plastic-coated steel strip (102) is arranged in the inner cavity of the polyethylene outer sheath (101).

4. The optical cable with good bending resistance according to claim 1, wherein the buffer sleeve (103) is arranged in the inner cavity of the plastic-coated steel strip (102), and the cable paste (106) is filled in the inner cavity of the buffer sleeve (103).

5. The optical cable with good bending resistance according to claim 1, wherein the reinforced core (104) is arranged in the middle of the plurality of loose tubes (105), and the reinforced core (104) is fixedly inserted in the middle of the cable paste (106).

6. The optical cable with good bending resistance as claimed in claim 1, wherein the fiber paste (108) is filled in the inner cavity of the loose tube (105), and the buffer sleeve (103) is bonded with the inner wall of the plastic-coated steel strip (102).