CN211905811U

CN211905811U - Novel ultralow antitorque leather cable that decreases

Info

Publication number: CN211905811U
Application number: CN202020842370.0U
Authority: CN
Inventors: 刘继亮
Original assignee: Shenzhen Tengtian Haoyu Optical Communication Co ltd
Current assignee: Shenzhen Tengtian Haoyu Optical Communication Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-11-10
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a novel super low antitorque leather cable that decreases, it is outer including the protection, the outer inside fixed mounting of protection has the antitorque structure that is used for improving the antitorque effect of cable, and the inside of antitorque structure is provided with the second filler, the inside fixed mounting of second filler has the intermediate strut body, and the intermediate strut body is located the intermediate position department of second filler, be provided with optic fibre in the second filler, and the inside fixed mounting of second filler has toughness structure. A novel super low antitorque rubber cable that decreases, through the antitorque structure that sets up, adopt the fixed bed, cooperating resistance to compression metal strip isotructure and using for the antitorque performance of whole optical cable obtains promoting, has strengthened the resistance to compression effect simultaneously, through the toughness structure that sets up, utilizes connecting strip and filler cooperation to use, has further improved the antitorque effect of cable, has ensured the result of use of cable.

Description

Novel ultralow antitorque leather cable that decreases

Technical Field

The utility model relates to a cable field, in particular to novel antitorque leather cable of ultralow loss.

Background

The rubber-insulated cable generally refers to a rubber-insulated optical cable, and the rubber-insulated optical cable is commonly called an indoor suspended type wiring optical cable. Under the condition that the domestic optical fiber access market presents a good development trend, the optical fiber access becomes a hot spot in the optical communication field. In the optical fiber access engineering, indoor wiring close to a user is the most complicated link, and the bending performance and the tensile performance of the conventional indoor optical cable cannot meet the requirements of FTTH (fiber to the home) indoor wiring; among the current leather cable, cable simple structure sets up multilayer structure at the optic fibre skin and wraps up, though has certain resistance to compression, antitorque effect etc. but because simple structure, lead to these effects generally, use and exist certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel antitorque skin cable of ultralow loss can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel super low-loss antitorque leather cable, is outer including the protection, the outer inside fixed mounting of protection has the antitorque structure that is used for improving the antitorque effect of cable, and the inside of antitorque structure is provided with the second filler, the inside fixed mounting of second filler has middle supporter, and middle supporter is located the intermediate position department of second filler, be provided with optic fibre in the second filler, and the inside fixed mounting of second filler has toughness structure.

Preferably, the protective outer layer and the anti-torsion structure and the second filler and the anti-torsion structure are connected in a composite processing mode.

Preferably, the flexible structure is spaced apart from the optical fiber, and the optical fiber is in contact with the intermediate support bracket.

Preferably, the anti-torsion structure includes first fixed bed, second fixed bed, support frame, resistance to compression metal strip and first filler, the second fixed bed sets up in the inboard of first fixed bed, the support frame sets up between first fixed bed, second fixed bed, and the both ends of support frame respectively with first fixed bed, fixed connection between the second fixed bed, vacuole formation between first fixed bed, the second fixed bed, the support frame, first filler sets up in the cavity that first fixed bed, second fixed bed and support frame formed, the resistance to compression metal strip is fixed in the inside of first filler.

Preferably, the toughness structure includes first connecting strip, second connecting strip and link, the one end of link is fixed in on the first connecting strip, and the other end of link is connected with the second connecting strip, the second connecting strip passes through fixed connection between link and the first connecting strip.

Compared with the prior art, the utility model discloses following beneficial effect has: this novel super low antitorque rubber cable that decreases adopts the fixed bed through the antitorque structure that sets up, is cooperating resistance to compression metal strip isotructure to use for the antitorque performance of whole optical cable obtains promoting, has strengthened the resistance to compression effect simultaneously, through the toughness structure that sets up, utilizes connecting strip and filler cooperation to use, has further improved the antitorque effect of cable, has ensured the result of use of cable.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel ultra-low loss anti-twisting cable according to the present invention;

fig. 2 is a schematic diagram of the internal structure of a novel ultra-low loss anti-twisting rubber cable according to the present invention;

fig. 3 is a schematic structural diagram of an anti-torsion structure of a novel ultra-low loss anti-torsion cable according to the present invention;

fig. 4 is a schematic structural view of the novel ultra-low loss anti-twisting rubber cable toughness structure of the present invention.

In the figure: 1. a protective outer layer; 2. a torsion resistant structure; 201. a first fixed layer; 202. a second fixed layer; 203. a support frame; 204. a compression-resistant metal strip; 205. a first filler; 3. a second filler; 4. an intermediate support; 5. an optical fiber; 6. a ductile structure; 601. a first connecting bar; 602. a second connecting strip; 603. and a connecting frame.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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.

As shown in fig. 1 to 4, a novel ultra-low loss anti-twisting cable comprises an outer protective layer 1, an anti-twisting structure 2 for improving the anti-twisting effect of the cable is fixedly installed inside the outer protective layer 1, a second filler 3 is arranged inside the anti-twisting structure 2, an intermediate support 4 is fixedly installed inside the second filler 3, the intermediate support 4 is located in the intermediate position of the second filler 3, an optical fiber 5 is arranged inside the second filler 3, and a flexible structure 6 is fixedly installed inside the second filler 3;

the protective outer layer 1 and the anti-torsion structure 2, and the second filler 3 and the anti-torsion structure 2 are connected in a composite processing mode; the flexible structures 6 and the optical fibers 5 are distributed at intervals, and the optical fibers 5 are in contact with the bracket of the intermediate support body 4; the anti-torsion structure 2 comprises a first fixing layer 201, a second fixing layer 202, a support frame 203, a compression-resistant metal strip 204 and a first filler 205, the second fixing layer 202 is arranged on the inner side of the first fixing layer 201, the support frame 203 is arranged between the first fixing layer 201 and the second fixing layer 202, two ends of the support frame 203 are respectively and fixedly connected with the first fixing layer 201 and the second fixing layer 202, a cavity is formed among the first fixing layer 201, the second fixing layer 202 and the support frame 203, the first filler 205 is arranged in the cavity formed by the first fixing layer 201, the second fixing layer 202 and the support frame 203, and the compression-resistant metal strip 204 is fixed inside the first filler 205; toughness structure 6 includes first connecting strip 601, second connecting strip 602 and link 603, the one end of link 603 is fixed in on first connecting strip 601, and the other end of link 603 is connected with second connecting strip 602, second connecting strip 602 is through fixed connection between link 603 and the first connecting strip 601, anti-torsion structure 2 through setting up, adopt the fixed bed, structure uses such as cooperation resistance to compression metal strip 204, make the anti-torsion performance of whole optical cable obtain promoting, the anti-compression effect has been strengthened simultaneously, toughness structure 6 through setting up, utilize connecting strip and filler cooperation to use, the anti-torsion effect of cable has further been improved, the result of use of cable has been ensured.

It should be noted that, the utility model relates to a novel ultralow-loss anti-twisting rubber cable, during processing, firstly, the optical fiber 5 is attached to the intermediate support 4, the anti-twisting structure 2 is arranged on the periphery of the intermediate support 4, then the toughness structure 6 is arranged inside the second fixing layer 202 in the anti-twisting structure 2, and the second filler 3 is filled inside the second fixing layer 202, so as to ensure the fixing of the optical fiber 5, the toughness structure 6 and other related structures, after the optical fiber 5 and other structures are fixed, the protective outer layer 1 is arranged on the outer surface of the first fixing layer 201 in the anti-twisting structure 2, so as to ensure the fixed connection between the protective outer layer 1 and the first fixing layer 201, thus completing the processing work of the whole cable, the cable is delivered for use after being processed, when the cable is used, the optical fiber 5 in the cable is connected with a corresponding device, and the transmission of signals of the cable is started, when using the cable, if when receiving external pressure or moment of torsion power, first connecting strip 601 in the toughness structure 6, certain rotation takes place for second connecting strip 602 under the effect of external force, meanwhile in the antitorque structure 2 first fixed layer 201, resistance to compression metal strip 204 between the second fixed layer 202 is also along with carrying out local rotation, cooperate first filler 205 to reduce external moment of torsion to optic fibre 5's effort together, guarantee that the influence that optic fibre 5 received diminishes, make optic fibre 5 can normal use, effectually protect optic fibre 5, the damage of optic fibre 5 has been avoided, service life is prolonged, resistance to compression metal strip 204 can also provide great compressive property simultaneously, avoid the cable to receive the striking and damage, further guarantee optic fibre 5's result of use, use cost is reduced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel antitorque rubber cable of ultralow loss which characterized in that: including protection outer layer (1), the inside fixed mounting of protection outer layer (1) has anti-torque structure (2) that are used for improving the antitorque effect of cable, and the inside of anti-torque structure (2) is provided with second filler (3), the inside fixed mounting of second filler (3) has middle supporter (4), and middle supporter (4) are located the intermediate position department of second filler (3), be provided with optic fibre (5) in second filler (3), and the inside fixed mounting of second filler (3) has toughness structure (6).

2. The novel ultra low loss torsion resistant cable according to claim 1, wherein: the protective outer layer (1) and the anti-torsion structure (2) and the second filler (3) and the anti-torsion structure (2) are connected in a composite processing mode.

3. The novel ultra low loss torsion resistant cable according to claim 1, wherein: the flexible structures (6) and the optical fibers (5) are distributed at intervals, and the optical fibers (5) are in contact with the bracket of the middle support body (4).

4. The novel ultra low loss torsion resistant cable according to claim 1, wherein: the torsion-resistant structure (2) comprises a first fixing layer (201), a second fixing layer (202), a support frame (203), a compression-resistant metal strip (204) and a first filler (205), wherein the second fixing layer (202) is arranged on the inner side of the first fixing layer (201), the support frame (203) is arranged between the first fixing layer (201) and the second fixing layer (202), two ends of the support frame (203) are fixedly connected with the first fixing layer (201) and the second fixing layer (202) respectively, a cavity is formed among the first fixing layer (201), the second fixing layer (202) and the support frame (203), the first filler (205) is arranged in the cavity formed by the first fixing layer (201), the second fixing layer (202) and the support frame (203), and the compression-resistant metal strip (204) is fixed in the first filler (205).

5. The novel ultra low loss torsion resistant cable according to claim 1, wherein: toughness structure (6) include first connecting strip (601), second connecting strip (602) and link (603), the one end of link (603) is fixed in on first connecting strip (601), and the other end of link (603) is connected with second connecting strip (602), fixed connection between second connecting strip (602) and first connecting strip (601) through link (603).