CN214586138U

CN214586138U - Butterfly type waterproof optical cable

Info

Publication number: CN214586138U
Application number: CN202120378393.5U
Authority: CN
Inventors: 何炎平
Original assignee: Shenzhen Runxiang Communication Technology Co ltd
Current assignee: Shenzhen Runxiang Communication Technology Co ltd
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-11-02
Anticipated expiration: 2031-02-19

Abstract

The utility model discloses a butterfly type waterproof optical cable relates to a butterfly type optical cable technical field, including butterfly type optical cable body, enhancement suspension wire, steel wire and optic fibre, be provided with the recess on the butterfly type optical cable body, and the top fixedly connected with connecting piece of butterfly type optical cable body, the inside of butterfly type optical cable body is provided with the filling layer. The utility model discloses in, use through the cooperation between butterfly type optical cable body and the steel wire, make the inside optic fibre of butterfly type optical cable body avoid mechanical tension to damage, toughness is good, bending property is good, play a good guard action for optic fibre, use through the cooperation between butterfly type optical cable body and the recess, make this optical cable peel off more easily, convenient continuation connects, the effectual work efficiency that the optical cable laid that has improved, use through the cooperation between first waterproof layer and the water blocking layer, effectively prevent the invasion of moisture, and avoided the optical cable to make the damage that in-process optic fibre looks friction formed to optic fibre, and service life is longer.

Description

Butterfly type waterproof optical cable

Technical Field

The utility model relates to a butterfly type optical cable technical field specifically is a butterfly type waterproof optical cable.

Background

The butterfly-shaped optical cable is a novel user access optical cable and is named after the butterfly-shaped cross section. According to different application environments and laying conditions, the optical cable structure and various technical parameters are reasonably designed, the characteristics of the indoor flexible optical cable and the self-supporting optical cable are integrated, and special equipment is matched with an imported precise mold for production. The FTTX network is the best candidate product for solving the problems and plays a unique role in constructing networks such as an intelligent building, a digital cell, a campus network, a local area network and the like.

However, in the prior art, most butterfly-shaped optical cables have poor waterproof effect, water enters the optical cables, and water freezes and expands in severe cold weather to damage the optical fibers, and experiments show that the performance of the optical fibers is attenuated and the service life of the optical cables is shortened due to the fact that the water does not enter the optical cables for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof optical cable of butterfly type to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a butterfly type waterproof optical cable, includes butterfly type optical cable body, strengthens suspension wire, steel wire and optic fibre, be provided with the recess on the butterfly type optical cable body, and the top fixedly connected with connecting piece of butterfly type optical cable body, the inside of butterfly type optical cable body is provided with the filling layer, and the outer wall of butterfly type optical cable body has wrapped up in first sheath, the inner wall of first sheath is provided with the flame retardant coating, the inner wall of flame retardant coating is provided with first waterproof layer, the outer wall of strengthening the suspension wire has wrapped up in the second sheath, and the inside of strengthening the suspension wire is provided with strengthens steel wire and second waterproof layer, the outer wall of steel wire is provided with the cable paste, the outer wall of optic fibre is provided with the third sheath, the outer wall of third sheath is provided with the water blocking layer.

As a further aspect of the present invention: the grooves are symmetrically arranged in the center of the front side and the center of the rear side of the butterfly-shaped optical cable body, and the lower portion of the reinforcing suspension wire is fixedly connected with one end, far away from the butterfly-shaped optical cable body, of the connecting piece.

As a further aspect of the present invention: the second waterproof layer is arranged on the outer wall of the reinforcing steel wire, and the outer wall of the second waterproof layer is in contact with the inner wall of the second sheath.

As a further aspect of the present invention: the outer wall of filling layer and the inner wall contact of first waterproof layer, the steel wire is provided with two from top to bottom symmetrically, and steel wire and cable cream all are in the inside of filling layer.

As a further aspect of the present invention: the optical fibers are symmetrically arranged in three numbers, and the three optical fibers are all positioned at the positions, corresponding to the grooves, of the center inside the filling layer.

As a further aspect of the present invention: the water-resistant layer is a component made of ointment.

Compared with the prior art, the beneficial effects of the utility model are that: in the using process, the optical fiber inside the butterfly-shaped optical cable body is prevented from being damaged by mechanical tension through the matching use between the butterfly-shaped optical cable body and the steel wire, the butterfly-shaped optical cable has good toughness and bending property, and plays a good role in protecting the optical fiber, in the laying process of the butterfly-shaped optical cable, the strength of the butterfly-shaped optical cable body is larger through the matching use between the reinforcing suspension wire and the reinforcing steel wire, and a supporting force is formed for the butterfly-shaped optical cable body, so that the laying process is flexible, quick and fast, the optical cable has high pressure resistance and tension resistance, the stability is better, the optical cable is easier to peel off and is convenient to splice through the matching use between the butterfly-shaped optical cable body and the groove, the working efficiency of laying the optical cable is effectively improved, the invasion of moisture is effectively prevented through the matching use between the first waterproof layer and the water blocking layer, and the damage to the optical fiber caused by the mutual friction of the optical fiber in the manufacturing process is avoided, the optical cable has good mechanical property and longer service life.

Drawings

Fig. 1 is a schematic structural diagram of a butterfly-type waterproof optical cable.

Fig. 2 is a sectional view of a front view of a butterfly-type waterproof optical cable.

Fig. 3 is an enlarged structural schematic diagram of a in a butterfly-type waterproof optical cable.

The labels in the figure are: 1. a butterfly-shaped optical cable body; 2. a groove; 3. reinforcing the suspension wire; 4. a connecting member; 5. a steel wire; 6. an optical fiber; 7. reinforcing steel wires; 8. a first sheath; 9. a fire barrier layer; 10. a first waterproof layer; 11. a filling layer; 12. cable paste; 13. a second sheath; 14. a second waterproof layer; 15. a water resistant layer; 16. and a third sheath.

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 to 3, in the embodiment of the present invention, a butterfly-shaped waterproof optical cable comprises a butterfly-shaped optical cable body 1, a reinforcing suspension wire 3, a steel wire 5 and optical fibers 6, wherein a groove 2 is formed on the butterfly-shaped optical cable body 1, a connecting member 4 is fixedly connected to the top of the butterfly-shaped optical cable body 1, the grooves 2 are symmetrically arranged at the centers of the front side and the rear side of the butterfly-shaped optical cable body 1, the lower portion of the reinforcing suspension wire 3 is fixedly connected to one end of the connecting member 4 away from the butterfly-shaped optical cable body 1, a filling layer 11 is arranged inside the butterfly-shaped optical cable body 1, three optical fibers 6 are symmetrically arranged, the three optical fibers 6 are all located at the positions corresponding to the groove 2 level at the center inside the filling layer 11, a first sheath 8 is wrapped on the outer wall of the butterfly-shaped optical cable body 1, a fireproof layer 9 is arranged on the inner wall of the first sheath 9, a first waterproof layer 10 is arranged on the inner wall of the fireproof layer 9, a second sheath 13 is wrapped on the outer wall of the reinforcing suspension wire 3, and the inside of strengthening the suspension wire 3 is provided with and strengthens steel wire 7 and second waterproof layer 14, second waterproof layer 14 sets up the outer wall at strengthening steel wire 7, and the outer wall of second waterproof layer 14 and the inner wall contact of second sheath 13, the outer wall of steel wire 5 is provided with cable cream 12, the outer wall of filling layer 11 and the inner wall contact of first waterproof layer 10, steel wire 5 is provided with two from top to bottom symmetrically, and steel wire 5 and cable cream 12 all are in the inside of filling layer 11, the outer wall of optic fibre 6 is provided with third sheath 16, the outer wall of third sheath 16 is provided with water blocking layer 15, water blocking layer 15 is the component of a oleamen material.

The utility model discloses a theory of operation is: in the using process, firstly, the optical fiber 6 in the butterfly-shaped optical cable body 1 is prevented from being damaged by mechanical tension through the steel wires 5 symmetrically arranged in the butterfly-shaped optical cable body 1, the strength of the butterfly-shaped optical cable body 1 is higher through the reinforcing suspension wires 3 and the reinforcing steel wires 7 in the reinforcing suspension wires 3 in the laying process of the butterfly-shaped optical cable, a supporting force is formed for the butterfly-shaped optical cable body 1, the laying process is flexible and rapid, the optical cable has high compressive strength and tensile strength and better stability, the optical cable is easier to peel off through the grooves 2 arranged at the front side and the rear side of the butterfly-shaped optical cable body 1, the splicing is convenient, the working efficiency of laying the optical cable is effectively improved, and the first waterproof layer 10 arranged in the butterfly-shaped optical cable body 1 and the waterproof layer 15 arranged outside the optical fiber 6 are used, carry out double-deck waterproof protection for optic fibre 6, effectively prevent the invasion of moisture, and the water blocking layer 15 through the oleamen material has avoided the optical cable to rub the damage that forms to the optic fibre in the course of making, makes this optical cable have good mechanical properties, and life is longer.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a waterproof optical cable of butterfly type, includes butterfly type optical cable body (1), strengthens suspension wire (3), steel wire (5) and optic fibre (6), its characterized in that: be provided with recess (2) on butterfly type optical cable body (1), and the top fixedly connected with connecting piece (4) of butterfly type optical cable body (1), the inside of butterfly type optical cable body (1) is provided with filling layer (11), and the outer wall of butterfly type optical cable body (1) is wrapped up in and has first sheath (8), the inner wall of first sheath (8) is provided with flame retardant coating (9), the inner wall of flame retardant coating (9) is provided with first waterproof layer (10), the outer wall of strengthening suspension wire (3) is wrapped up in and has second sheath (13), and the inside of strengthening suspension wire (3) is provided with strengthens steel wire (7) and second waterproof layer (14), the outer wall of steel wire (5) is provided with cable paste (12), the outer wall of optic fibre (6) is provided with third sheath (16), the outer wall of third sheath (16) is provided with water blocking layer (15).

2. The butterfly-type waterproof optical cable according to claim 1, characterized in that: the grooves (2) are symmetrically arranged in the center of the front side and the center of the rear side of the butterfly-shaped optical cable body (1), and the lower part of the reinforcing suspension wire (3) is fixedly connected with one end, far away from the butterfly-shaped optical cable body (1), of the connecting piece (4).

3. The butterfly-type waterproof optical cable according to claim 1, characterized in that: the second waterproof layer (14) is arranged on the outer wall of the reinforcing steel wire (7), and the outer wall of the second waterproof layer (14) is in contact with the inner wall of the second sheath (13).

4. The butterfly-type waterproof optical cable according to claim 1, characterized in that: the outer wall of the filling layer (11) is in contact with the inner wall of the first waterproof layer (10), the number of the steel wires (5) is two, and the steel wires (5) and the cable paste (12) are located inside the filling layer (11).

5. The butterfly-type waterproof optical cable according to claim 1, characterized in that: the number of the optical fibers (6) is three, and the three optical fibers (6) are all located at the positions, corresponding to the grooves (2), of the center inside the filling layer (11) horizontally.

6. The butterfly-type waterproof optical cable according to claim 1, characterized in that: the water-resistant layer (15) is an ointment component.