CN203204215U - Optical cable fixing device and assemblies of optical cable and optical cable fixing device - Google Patents

Abstract

The utility model provides an optical cable fixing device. The optical cable fixing device includes an optical cable fixing part with an end provided with a leading-in optical cable fixing part and a leading-out optical cable fixing part; and a box body. The optical cable fixing board is disposed in the box body in a manner of capable of being pulled out. The optical cable fixing board is provided with a plurality of fiber blocking parts used for guiding the coiling of optical fibers of the optical cable; and a plurality of Kevlar fixing parts used for fixing end parts of kevlars of the optical cable and are adjacent to the leading-in optical cable fixing part and the leading-out optical cable fixing part respectively. The utility model also relates to an assembly formed by the optical cable and the optical cable fixing device. The assembly includes the above optical cable fixing device and the optical cable. The optical cable is provided with optical fibers and kevlars. The end parts of the kevlars are fixed by the corresponding Kevlar fixing parts. A part of the optical fibers are led out from the leading-out optical cable fixing part along with the optical cable after being winded in the guidance of the fiber blocking parts from the leading-in optical cable fixing part. By adopting the technical scheme provided by the utility model, the operations of peeling and fixing the optical cable and emptying and filling an optical fiber disk can be realized, and flexibility and convenience in field installation and maintenance are improved.

Description

Fiber optic cable fixing devices and components of fiber optic cables and cable fixing devices

technical field

The utility model relates to an optical cable fixing device and components of the optical cable fixing device and the optical cable.

Background technique

With the full popularization of FTTx (such as fiber-to-user, fiber-to-premises, fiber-to-the-roadside community, fiber-to-node, fiber-to-building, fiber-to-junction boxes, etc.) Applications. Most of the existing optical cable fixing devices are fixed and immovable, and the cable digging construction cannot be realized, which brings inconvenience to the installation and maintenance on site.

Utility model content

In order to realize cable digging construction and improve the flexibility and convenience of on-site installation and maintenance, the utility model is proposed.

According to one aspect of the present utility model, an optical cable fixing device includes: an optical cable fixing plate, one end of which is provided with an incoming optical cable fixing portion and an outgoing optical cable fixing portion; and a box body, the optical cable fixing plate is relatively The box body can be pulled out and is located in the box body, wherein: the optical cable fixing plate is provided with: a plurality of fiber blocking parts for coiling and guiding the optical fibers of the optical cable; and a plurality of Kevlar fixing parts for The ends of the Kevlar of the optical cable are fixed and arranged adjacent to the incoming optical cable fixing portion and the outgoing optical cable fixing portion respectively.

Optionally, the optical cable fixing device is also provided with an optical fiber outlet.

Optionally, the plurality of fiber retaining portions include three fiber retaining portions, and the three fiber retaining portions are arranged in a herringbone shape.

Advantageously, a slide rail for the optical cable fixing plate to move relative to the box is provided between the optical cable fixing plate and the box body.

According to another aspect of the present utility model, an assembly formed by an optical cable and an optical cable fixing device includes: the above-mentioned optical cable fixing device; an optical cable having a plurality of optical fibers and the Kevlar, wherein: the end of the Kevlar The part is fixed by the corresponding Kevlar fixing part; a part of the optical fibers of the plurality of optical fibers is coiled and guided from the incoming optical cable fixing part through the fiber blocking part, and then led out from the outgoing optical cable fixing part along with the optical cable.

Optionally, the optical cable fixing device is further provided with an optical fiber outlet; another part of the plurality of optical fibers is extracted from the optical fiber outlet.

Advantageously, a slide rail for the optical cable fixing plate to slide relative to the box body is provided between the optical cable fixing plate and the box body.

Utilizing the technical scheme of the utility model, the stripping and fixing of the optical cable and the operation of optical fiber reel storage and cable extraction can be realized, and the flexibility and convenience of on-site installation and maintenance are improved.

Description of drawings

In order to make the purpose, features and advantages of the present utility model more obvious and easy to understand, the utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, wherein:

Fig. 1 is a schematic perspective view of an optical cable fixing device according to an exemplary embodiment of the present invention, wherein a box body is removed, and an optical cable arranged therein is shown;

Fig. 2 is a partially enlarged schematic diagram of an optical cable fixing device according to an exemplary embodiment of the present invention, wherein a part of the optical cable fixing plate is pulled out from the box body, and shows an optical cable arranged therein;

Fig. 3 is a partially enlarged schematic diagram of an optical cable fixing device according to an exemplary embodiment of the present invention, wherein the optical cable fixing plate is pushed into the box, and shows the optical cables arranged therein.

Detailed ways

Although the utility model will be fully described with reference to the accompanying drawings that contain preferred embodiments of the utility model, it should be understood that those of ordinary skill in the art can modify the utility model described herein while obtaining the advantages of the utility model. technical effect. Therefore, it should be understood that the above description is a broad disclosure for those skilled in the art, and its content is not intended to limit the exemplary embodiments described in the present invention.

The following describes an optical cable fixing device according to an exemplary embodiment of the present invention with reference to FIGS. 1-3 .

The optical cable fixing device includes: an optical cable fixing plate 1, one end of the optical cable fixing plate 1 is provided with an incoming optical cable fixing portion 12 and an outgoing optical cable fixing portion 14; It is pulled out and located in the box body 2, wherein: the optical cable fixing plate 1 is provided with: a plurality of fiber blocking parts 16, which coil and guide the optical fibers of the optical cable 3; and a plurality of Kevlar (or strengthening core) fixing parts 18 , used for fixing the end of the Kevlar of the optical cable 3 , and arranged adjacent to the incoming optical cable fixing portion 12 and the outgoing optical cable fixing portion 14 respectively.

In Fig. 1, another pair of incoming fiber optic cable fixing parts and outgoing fiber optic cable fixing parts are shown. The difference from the arrangement of the incoming optical cable fixing part 12 and the outgoing optical cable fixing part 14 is that the pair of fiber optic cable fixing parts are stacked. arrangement together.

The arrangement and quantity of the incoming optical cable fixing part and the outgoing optical cable fixing part in the utility model are not limited to the method and quantity shown in Fig. 1, as long as they are arranged at one end of the optical cable fixing plate, the introduction and fixing of the optical cable and the drawing and fixing of the optical cable can be realized That's it. In addition, the arrangement and quantity of the Kevlar fixing parts are not limited to those shown in FIG. 1 . For example, one Kevlar fixing part may correspond to (or serve for) two incoming/outgoing optical cable fixing parts.

As shown in FIG. 1 , three fiber retaining parts 17 are provided, and the three fiber retaining parts 17 are arranged in a character shape. Likewise, the arrangement and quantity of the fiber blocking portion 17 are not limited thereto, as long as the fiber blocking portion 17 can block the optical fiber during the coiling process of the optical fiber.

Although not shown, the optical cable fixing device may also be provided with an optical fiber outlet. However, in the case where part of the optical fiber (for example, the optical fiber 31 a shown in FIG. 1 ) does not need to be led out from the optical cable fixing device, no optical fiber outlet may be provided.

Referring to FIG. 2 and FIG. 3 , a slide rail 21 for the cable fixing plate 1 to move relative to the box body 2 may also be provided between the cable fixing plate 1 and the box body 2 . In Fig. 2 and Fig. 3, the inner side of the lower part of the box body 2 is provided with a longitudinal slot, and the longitudinal edge of the cable fixing plate 1 can be placed in the longitudinal slot, and the longitudinal edge of the cable fixing plate 1 is in the longitudinal slot. Relatively sliding, so that the optical cable fixing plate 1 slides relative to the box body 2 .

The slide rail can take various known forms, as long as the optical cable fixing plate 1 can slide relative to the box body 2 .

However, the slide rail may not be provided, so that the optical cable fixing plate 1 can be directly inserted into the box body 2 , at this time, the bottom surface of the optical cable fixing plate 1 can be in contact with the inner surface of the bottom of the box body 2 .

Since the optical cable fixing plate 1 is located in the box body 2 so as to be pulled out relative to the box body 2 , construction workers can pull out the optical cable fixing plate 1 from the box body 2 .

Further, the operator can easily operate the stripping of the optical cable 3 (the optical fiber 31 and the Kevlar pull 32 from the optical cable 3) and fixing (the optical cable 3 is fixed at the incoming optical cable fixing part and the outgoing optical cable fixing part and the end of the stripped Kevlar is fixed by the Kevlar fixing part 18).

Further, as shown in FIG. 1, a fiber blocking portion 16 is also provided on the optical cable fixing plate 1, and the stripped optical fibers 31b (for example, 12 optical fibers) can be guided and blocked by the fiber blocking portion 16 as shown in FIG. 1 Under the action of coiling for storage, and then lead out from the outgoing cable fixing part 14 with the optical cable 3, it is used for the expansion of the next optical node, providing light source for the next split point, without performing coiled optical fiber 31a (for example, 12 optical fibers) Lead out from the fiber outlet to provide fiber output function. Therefore, by utilizing the optical cable fixing device of the present utility model, the cable-drawing type construction can be realized.

After describing the preferred embodiments of the present utility model in detail, those skilled in the art can clearly understand that various changes and changes can be made without departing from the scope and spirit of the appended claims, and the utility model also Implementation is not limited to the exemplary embodiments set forth in the specification.

Claims (7)

1. optical cable fixing device comprises:

Optical cable fixed head (1), an end of described optical cable fixed head are provided with leading in cable fixed part (12) and draw optical cable fixed part (14); And

Casing (2), described optical cable fixed head can be positioned at described casing with respect to described casing with pulling out,

It is characterized in that,

Be provided with on the described optical cable fixed head:

Guiding is coiled to the optical fiber (31) of optical cable in the fine section of a plurality of gears (16); And

A plurality of Kevs draw fixed part (18), are used for the end that the fixing Kev of optical cable draws, and are respectively adjacent to described leading in cable fixed part and the described optical cable fixed part layout of drawing.

2. optical cable fixing device according to claim 1 is characterized in that:

Described optical cable fixing device also is provided with the optical fiber outlet.

3. optical cable fixing device according to claim 1 is characterized in that:

The fine section of described a plurality of gear comprises three fine sections of gear, and described three fine sections of gear are the isosceles triangle layout.

4. each described optical cable fixing device according to claim 1-3 is characterized in that:

Also be provided with the slide rail (21) that moves with respect to casing for the optical cable fixed head between described optical cable fixed head and the described casing.

5. the assembly that forms of an optical cable and optical cable fixing device comprises:

According to claim 1 or 3 described optical cable fixing devices;

Optical cable has multifiber and described Kev draws,

Wherein:

The end that described Kev draws draws fixed part to fix by the Kev of correspondence;

A part of optical fiber of described multifiber is drawn from the described optical cable fixed part of drawing with described optical cable via the fine section of described gear coiling guiding is rear from the leading in cable fixed part.

6. assembly according to claim 5 is characterized in that:

Described optical cable fixing device also is provided with the optical fiber outlet;

Another part optical fiber of described multifiber is drawn from described optical fiber outlet.

7. it is characterized in that according to claim 5 or 6 described assemblies:

Also be provided with between described optical cable fixed head and the described casing for the slide rail of optical cable fixed head with respect to box body-sliding.

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