CN211236366U

CN211236366U - Novel prefabricated end butterfly-shaped leading-in optical cable

Info

Publication number: CN211236366U
Application number: CN201921853462.2U
Authority: CN
Inventors: 涂有军
Original assignee: Nanjing Shengping Communication Equipment Co Ltd
Current assignee: Nanjing Shengping Communication Equipment Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-11
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a novel prefabricate into end butterfly-shaped and introduce optical cable, include: the optical cable comprises an optical cable body, wherein a layer of waterproof material is arranged on the inner side inner wall of the optical cable body, and a triangular fixing device is arranged at the center inside the optical cable body, so that the problems that a coating layer is separated from an optical fiber when the existing butterfly-shaped lead-in optical cable is used for a long time and the cost is too high when a plurality of butterfly-shaped optical cables are required to be laid simultaneously when a plurality of cable cores are required to be installed simultaneously are solved.

Description

Novel prefabricated end butterfly-shaped leading-in optical cable

Technical Field

The utility model relates to an optical cable manufacturing technical field especially relates to a novel prefabricated one-tenth end butterfly-shaped introducing optical cable.

Background

In recent years, Fiber To The Home (FTTH) engineering has been the final solution for the development of optical access networks, and not only meets the development requirements of optical communication technology, but also meets the requirements of users on high-speed and large-capacity transmission of optical network signals. The butterfly optical cable is a novel user access optical cable, the optical cable structure and various technical parameters are reasonably designed according to different application environments and laying conditions, the characteristics of indoor soft optical cables and self-supporting optical cables are integrated, special equipment is used for matching with an imported precise mold for production, the butterfly optical cable is an optimal alternative product for the FTTX network, and the butterfly optical cable plays a unique role in constructing networks such as intelligent buildings, digital communities, campus networks, local area networks and the like.

In the traditional butterfly-shaped optical cable, a coated optical fiber (commonly called a bare fiber) arranged in the center of the optical cable has no protection or unreasonable protection structure in a center hole, and a coating layer can be separated from the optical fiber under the action of the erosion of moisture in the air and bending stress in the long-term use, so that the optical fiber loses the strength completely, the service life is reduced, and the traditional rubber-covered wire optical cable can not protect the optical fiber fundamentally in terms of mechanical performance; and traditional butterfly-shaped optical cable is the straight line and the cable core in it only is applicable to single cable core when optimal performance, then needs a plurality of butterfly-shaped optical cables to lay simultaneously when needing to carry out the simultaneous mounting to a plurality of cable cores, and the cost is too high to be favorable to promoting.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the above-mentioned problem that the butterfly-shaped drop cable of prefabricating into the end exists, provided the utility model discloses.

Therefore, the utility model provides a technical problem be: the problem of current butterfly-shaped drop cable can cause under long-time the use coating and optic fibre to break away from and need a plurality of butterfly-shaped optical cables to lay simultaneously when needing to install simultaneously a plurality of cable cores and cause the cost too high is solved.

In order to solve the technical problem, the utility model provides a following technical scheme: a novel prefabricated end butterfly-shaped leading-in optical cable comprises: the optical cable comprises an optical cable body, wherein a layer of waterproof material is arranged on the inner wall of the inner side of the optical cable body, and a triangular fixing device is arranged at the center inside the optical cable body.

As a preferred embodiment of the present invention, wherein: the triangular fixing device and the waterproof material are filled with flame-retardant rubber, and three top corners of the triangular fixing device are provided with shaping reinforcements.

As a preferred embodiment of the present invention, wherein: the optical cable body is wrapped at the center of the sheath, the cross section of the sheath is 8-shaped, and the upper side and the lower side of the optical cable body are symmetrically provided with strength elements.

As a preferred embodiment of the present invention, wherein: the optical cable body is provided with a set, and each optical cable body is provided with the sheath.

As a preferred embodiment of the present invention, wherein: and strength elements are uniformly arranged between every two optical cable bodies.

As a preferred embodiment of the present invention, wherein: and a reinforcing piece is arranged at the center of the triangular fixing device.

As a preferred embodiment of the present invention, wherein: the shaping reinforcing piece is a carbon fiber reinforced core.

As a preferred embodiment of the present invention, wherein: the reinforcing member and the strength element are both polyester fiber reinforced cores.

As a preferred embodiment of the present invention, wherein: the waterproof material is a double-sided plastic-coated aluminum tape.

The utility model has the advantages that: according to the utility model provides a pair of novel prefabricate into end butterfly-shaped introducing optical cable has solved and can cause under the long-time use of current butterfly-shaped introducing optical cable that the coating breaks away from and needs a plurality of butterfly-shaped optical cables to lay the cost that causes simultaneously when needs are installed simultaneously to a plurality of cable cores too high problem.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is the utility model discloses prefabricate into the overall structure schematic diagram of end butterfly-shaped introducing optical cable.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below, 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 having ordinary skill in the art without creative efforts shall belong to the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

The present invention will be described in detail with reference to the drawings, and in order to describe the embodiments of the present invention in detail, the cross-sectional view showing the structure of the device will not be enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Meanwhile, in the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper, lower, inner and outer" and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The terms "mounted, connected and connected" in the present application are to be understood broadly, unless otherwise explicitly stated or limited, for example: can be fixedly connected, detachably connected or integrally connected; they may be mechanically, electrically, or directly connected, or indirectly connected through intervening media, or 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.

Example 1

Please refer to fig. 1, which is a first embodiment of the present invention, a novel prefabricated end butterfly drop cable: the optical cable comprises an optical cable body 100, a layer of waterproof material 101 is arranged on the inner side wall of the optical cable body 100, and a triangular fixing device 102 is arranged at the center inside the optical cable body 100.

The waterproof material 101 is arranged to ensure that the inner core of the optical cable is not eroded by water, so that the durability is improved; in consideration of the stability of the triangle, the triangle fixing device 102 is arranged at the center of the interior of the optical cable body 100, so that the optical cable body 100 can be stabilized from the interior, and the optical cable body does not deviate or fall off in the using process, and the stability of the cable core is further improved.

Example 2

Referring to fig. 1, a second embodiment of the novel butterfly-shaped drop cable with prefabricated terminating according to the present invention is different from the first embodiment in that: flame-retardant rubber is filled between the triangular fixing device 102 and the waterproof material 101, and the three top corners of the triangular fixing device 102 are provided with shaping reinforcements 102 a; the triangular fixing device 102 is provided with a reinforcing member 102b at the center.

Furthermore, the flame-retardant rubber is arranged for protecting the cable core, and meanwhile, large fire disasters can be prevented when the cable core has safety problems, so that the safety of the optical cable is improved; the placement of the strength members 102b with the qualitative strength members 102a improves the retention of the cable core.

The rest of the structure was the same as in example 1.

Example 3

Referring to fig. 1, a third embodiment of the novel butterfly drop cable with prefabricated terminating end of the present invention is different from the second embodiment in that: the optical cable body 100 is wrapped at the center of the sheath 200, the cross section of the sheath 200 is 8-shaped, and the upper side and the lower side of the optical cable body 100 are symmetrically provided with the strength elements 201; strength elements are uniformly arranged between every two optical cable bodies 100; the shaped stiffener 102a is a carbon fiber reinforced core; both the reinforcing member 102b and the strength member 201 are polyester fiber reinforced cores; the waterproof material 101 is a double-sided plastic-coated aluminum tape.

Further, sheath 200 is used for protecting cable body 100, and the strength component that evenly sets up between two cable bodies 100 can make and can interconnect between per two cable bodies 100 and fix together, and the strength component 201 that cable body 100 bilateral symmetry set up about can increase the fastness of connection between cable body and articulamentum and per two cable bodies 100.

Different materials correspond to different functions to realize, and the carbon fiber reinforced core can provide better supporting force and the like.

The remaining materials were identical to those of example 2.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A novel prefabricated end butterfly-shaped leading-in optical cable is characterized by comprising: the cable comprises a cable body (100), a layer of waterproof material (101) is arranged on the inner side wall of the cable body (100), and a triangular fixing device (102) is arranged in the center of the interior of the cable body (100).

2. The novel prefabricated end-forming butterfly-shaped drop cable according to claim 1, wherein a flame-retardant rubber is filled between the triangular fixing device (102) and the waterproof material (101), and a shaped reinforcing piece (102a) is arranged at each of three corners of the triangular fixing device (102).

3. The novel end-prefabricated butterfly-shaped drop cable according to claim 2, wherein the cable body (100) is wrapped at the center of the sheath (200), the cross section of the sheath (200) is 8-shaped, and the cable body (100) is symmetrically provided with the strength elements (201) at the upper side and the lower side.

4. A novel pre-terminated butterfly-shaped drop cable according to claim 3, characterized in that said cable bodies (100) are provided in a set, each of said cable bodies (100) being provided with said sheath (200).

5. A novel pre-terminated butterfly-shaped drop cable according to claim 4, characterized in that a strength element is uniformly arranged between every two cable bodies (100).

6. A novel pre-terminated butterfly drop cable as claimed in claim 3, wherein a strength member (102b) is provided in the center of said triangular fixing means (102).

7. A novel pre-terminated butterfly drop cable as claimed in claim 2, wherein said shaped strength member (102a) is a carbon fiber reinforced core.

8. The novel pre-terminated butterfly drop cable of claim 6, wherein said strength members (102b) and said strength elements (201) are polyester fiber reinforced cores.

9. A novel pre-terminated butterfly drop cable according to claim 1, wherein said water-resistant material (101) is a double-sided plastic-coated aluminum tape.