CN212965552U

CN212965552U - Optical cable joint box

Info

Publication number: CN212965552U
Application number: CN202021821210.4U
Authority: CN
Inventors: 曹强; 余向君
Original assignee: Zhejiang Guangfu Communication Technology Co Ltd
Current assignee: Zhejiang Guangfu Communication Technology Co Ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-13
Anticipated expiration: 2030-08-27

Abstract

The application is a joint box of an optical cable, wherein the joint box (100) comprises a box cover (1) and a box bottom (2) hinged with the box cover (1), wherein a fiber melting disc (3), a support (4) and a fixing plate (5) are arranged in an inner cavity of the box bottom (2); the support (4) is including locating I-shaped frame (41) of its intermediate position, one side respectively along the both sides of I-shaped frame (41) is equipped with reason line seat (42), be equipped with fixing base (43) on the opposite side, utilize I-shaped frame (41) to carry out transitional fixed and comb the optical cable, insert the optical cable through fixing base (43) along the lateral wall position of box bottom (2), make the optical cable pass through I-shaped frame (41) back, utilize reason line seat (42) with I-shaped frame (41) fixed connection comb the optical cable, it forms fixed, transition and comb effect to set up support (4), improve the application scope of splice box, supplementary fused fiber dish (3) can carry out the butt fusion to the optical cable of different models.

Description

Optical cable joint box

Technical Field

The application relates to the field, specifically be a splice box of optical cable.

Background

The joint box of the optical cable is a common wiring device of the optical cable, and the joint box of the optical cable generally comprises a box cover, a box bottom, a fiber melting disc, a bracket and the like, and because the space inside the joint box is limited, various optical cable structures are not easy to install.

For example: when the optical cables are connected in a straight-through manner or a branch manner in laying manners such as overhead, pipeline, direct burial and the like, the application range of the joint box needs to be increased, the application range of the joint box is improved, and the optical cables of different types can be butted.

Disclosure of Invention

The purpose of the application is: the application range of the joint box is improved, and the optical cables of different types can be butted.

The purpose of the application is achieved by the following technical scheme, the joint box of the optical cable comprises a box cover and a box bottom hinged with the box cover, wherein,

a fiber melting disc is stacked in the middle of the inner cavity of the box bottom,

a bracket for fixing an optical cable is arranged in the inner cavity of the box bottom at one side of the fiber melting disc;

a fixing plate for butting an optical cable adapter is arranged in the inner cavity of the box bottom at the other side of the fiber melting disc;

the support is including locating the I-shaped frame of its intermediate position, is equipped with the reason line seat along one side respectively of the both sides of I-shaped frame, is equipped with the fixing base on the opposite side, the fixing base is close to the lateral wall at the bottom of the box and fixes.

Preferably, the fixing seat is provided with a fixing groove for fixing the optical cable, and both sides of the fixing groove are respectively provided with a pressure sheet hole.

Preferably, the fiber melting disc comprises a base disc with a similar rectangular structure, wherein a winding wall protrudes from the side wall of the base disc in an n shape, the bottom opening of the n shape in the winding wall is abutted to the support, and the top of the n shape in the winding wall is abutted to the vertical fixing plate.

Preferably, the side wall of the winding wall extends to the inner cavity of the chassis to form a wire blocking sheet.

Preferably, a fuse seat is further fixed at the middle position of the bottom plate of the fiber melting plate.

Preferably, the open position of the chassis in the fiber melting disc is also provided with an M-shaped hinged wall, and the bottoms of the two side ends of the hinged wall are provided with hinged holes.

Preferably, the fixing plate is internally provided with a square frame, and a plurality of adapter grooves are hollowed in the square frame; and a vertical bottom edge is arranged at the bottom of the frame shaped like a Chinese character 'tian'.

Preferably, a sealing strip is laid on the opening of the open edge of the box bottom.

Preferably, the sealing strip includes the sealing ring that is the rectangle structure, be equipped with a plurality of optical cable line mouths on the sealing ring, be equipped with a location clamping piece on the intermediate position of a plurality of optical cable line mouths.

Preferably, a rubber-insulated wire clip groove is also arranged along the outer side of the optical cable port.

Compared with the prior art, the application has the following obvious advantages and effects:

1. the I-shaped frame is used for transitionally fixing and carding the optical cable, the optical cable is connected into the fixing seat along the side wall position of the box bottom, the optical cable is combed by the wire arranging seat fixedly connected with the I-shaped frame after passing through the I-shaped frame, the support is arranged to form fixing, transition and carding effects, the application range of the joint box is expanded, and the auxiliary fiber melting disc 3 can be used for performing fusion welding on optical cables of different models.

Drawings

Fig. 1 is an open state view of the closure of the present application.

Fig. 2 is a top view of the closure of fig. 1 of the present application.

Fig. 3 is a left side view of the closure of fig. 1 of the present application.

FIG. 4 is a schematic structural diagram of the fiber-melting disk of FIG. 1 of the present application.

Fig. 5 is a perspective view of the stent of fig. 1 of the present application.

Fig. 6 is a top view of the stent of fig. 5 of the present application.

Fig. 7 is a perspective view of the fixing plate of fig. 1 according to the present application.

Fig. 8 is a perspective view of the sealing tape of fig. 1 of the present application.

Parts list

Detailed Description

Specific embodiments thereof are described below in conjunction with the following description and the accompanying drawings to teach those skilled in the art how to make and use the best mode of the present application. For the purpose of teaching application principles, the following conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations from these embodiments that fall within the scope of the application. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the present application. In the present application, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, and are not used to limit the scope of the invention, and the relative relationship between the terms and the corresponding terms may be changed or adjusted without substantial technical change. Thus, the present application is not limited to the specific embodiments described below, but only by the claims and their equivalents.

Fig. 1-8 illustrate one embodiment of a closure for fiber optic cables according to the present application.

In the embodiment of the present application, as shown in fig. 1, the joint box 100 includes a box cover 1 and a box bottom 2 hinged to the box cover 1, and a hinge shaft 11 is fixedly connected to the side edges of the box cover 1 and the box bottom 2 to allow the box cover 1 and the box bottom 2 to be turned over. A plurality of fiber melting discs 3 are stacked in the middle of the inner cavity of the box bottom 2, the fiber melting discs 3 are fixed together in a stacking mode, and then the fiber melting discs 3 are stacked in a layered mode, so that more optical fibers can be accommodated on the fiber melting discs 3. For assisting the optical fiber on the fiber melting disc 3 to carry out fusion splicing, the bracket 4 is fixedly installed along the inner cavity of the box bottom 2 at the left side of the fiber melting disc 3, and the optical cable or the optical fiber is fixed through the bracket 4.

As shown in fig. 1 and 2, a fixing plate 5 is installed in the inner cavity of the box bottom 2 on the right side of the fiber melting disc 3, and the optical cable adapter is fixed by the fixing plate 5, thereby forming an installation structure for butting the optical cable adapter.

Specifically, the bracket 4 in the inner cavity of the box bottom 2 is connected with the box bottom 2 through an i-shaped frame 41 in the middle of the bracket 4, and a wire arranging seat 42 and a fixing seat 43 are respectively fixed along the upper side and the lower side of the i-shaped frame 41. As can be seen from fig. 4, the upper side structure of the i-shaped frame 41 is the wire arranging base 42, the lower side structure of the i-shaped frame 41 is the fixing base 43, the optical cable is connected to the fixing base 43 of the bracket 4 for fixing, and then is excessively dispersed by the i-shaped frame 41 in the middle position, so that the wire arranging base 42 is combed in detail, and the three components form fixing, transition and combing effects, so that the optical cable carding machine can be suitable for more optical cables.

The optical cable enters along the left side in fig. 1, and is fixed by the fixing seat 43 near the left side wall of the box bottom 2, so as to access the optical cable on the left side.

It should be noted that, as shown in fig. 1 and 4, in the embodiment of the present application, the fixing base 43 is provided with a fixing groove 431 for fixing the optical cable, the optical cable is positioned along the fixing groove 431, for further assisting in positioning, two pressing sheet holes 432 are respectively provided along two sides of the fixing groove 431, and an anchor ear or a pressing sheet structure is installed in the pressing sheet hole 432 to press down, so as to achieve the effect of fastening the fixing position.

Specifically, as shown in fig. 1, in the embodiment of the present application,

the fiber melting disc 3 comprises a chassis 31 similar to a rectangular structure, and the ends of the rectangle are in transition by adopting circular arcs so as to ensure that the optical cables are laid along the side walls and avoid bending. Wherein the winding wall 32 protrudes upwards along the side wall of the bottom plate 31, and as shown in detail in fig. 3, the winding wall 32 is of an inclined "n" shape. Wherein the content of the first and second substances,

as shown in fig. 1 and 3, the bottom opening of "n" in the winding wall 32 is opposite to the bracket 4, the open mouth is used for smoothly connecting the optical cable, the optical cable is welded along the middle position of the chassis 31, the vertical fixing plate 5 is connected through the top of "n" in the winding wall 32, and as shown in fig. 1, the fixing plate 5 is arranged on the outer side of the winding wall 32, namely the right side of the fiber melting disc 3, and the adapter is installed through the fixing plate 5.

It should be noted that, with reference to fig. 1 and fig. 7, the fixing plate 5 is internally provided with a frame 51, and the adapter is fixed and mounted by the fixing plate 5, wherein eight adapter slots 511 are hollowed out at the middle position of the frame 51, the slots are square holes, and the adapter is inserted through the square holes, specifically, the bottom of the auxiliary fixing plate 5 is fixed to the box bottom 2, so that the bottom of the frame 51 is perpendicular to the bottom 52, and is fixed to the box bottom 2 through the bottom 52.

Specifically, as shown in fig. 1, in the embodiment of the present application, in order to further assist the optical cable to be laid, a wire blocking piece 321 extends to the inner cavity of the chassis 31 along the sidewall of the winding wall 32, and the wire blocking piece 321 is in an arc structure, so that the corner can be prevented from contacting the optical cable, and the optical cable can be prevented from being damaged.

It should be noted that, as shown in fig. 3, in the embodiment of the present application, a fiber fusion zone is disposed vertically along a middle position of the bottom plate 31 in the fiber fusion plate 3, the middle position is a fuse seat 33, the fiber fusion at the middle position enables the optical cable to be coiled and laid along a side position, and a hinge wall 34 is disposed at an open position on the left side of the bottom plate 31 in the fiber fusion plate 3, and the stacked connection is realized through an "M" shaped structure of the hinge wall 34, wherein the stacked layers are positioned along a hinge hole 341, and the hinge shaft is inserted into the hinge hole 341 for installation. Specifically, two ends of the hinge wall 34 and two ends of the winding wall 32 are respectively formed with a wire releasing slot 35, and the optical cable is connected or led out through the wire releasing slot 35.

It is further noted that, as shown in fig. 1, in the embodiment of the present application, to further assist the installation, an integral connecting structure is formed, wherein, the sealing strip 6 is laid on the opening edge opening of the box bottom 2, specifically, as shown in fig. 8, the sealing strip 6 comprises a sealing ring 61 with a rectangular structure, the sealing ring 61 is butted with the opening edge opening of the box bottom 2 along the box cover 1, so as to realize the sealing and fixing between the two, wherein, a plurality of optical cable ports 62 are arranged on the sealing ring 61, and the specific optical cable ports 62 are provided with 4, wherein, the two optical cable ports 62 are a group of optical cable interfaces, a positioning clip 64 is arranged between the two groups of optical cable interfaces, the positioning clips 63 pass through holes of bolts, and the specific bolts are used for inserting the edges of the box cover 1 and the box bottom 2, and as shown in fig. 8, a positioning clip 63 extends from the middle position of two groups of optical cable interfaces.

For further assistance, other flat rubber-covered wires are connected, so that rubber-covered wire clamp grooves 64 and rubber-covered wire clamp grooves 44 butted on the bracket 4 are also arranged along the outer side of the optical cable port 62, and the flat rubber-covered wires enter the rubber-covered wire clamp grooves 44 along the rubber-covered wire clamp grooves 64 to be positioned and then are uniformly distributed on the fiber melting disc 3.

Wherein, the sealing strip 6 is made of soft rubber or plastic material, so that the rubber-insulated wire clamping groove 64 has a soft clamping function. Since any modifications, equivalents, improvements, etc. made within the spirit and principles of the application may readily occur to those skilled in the art, it is intended to be included within the scope of the claims of this application.

Claims

1. The utility model provides a joint box of optical cable, joint box (100) include lid (1) and carry out articulated box bottom (2) with lid (1), its characterized in that: the above-mentioned

A fiber melting disc (3) is stacked in the middle of the inner cavity of the box bottom (2),

a bracket (4) for fixing an optical cable is arranged in the inner cavity of the box bottom (2) at one side of the fiber melting disc (3);

a fixing plate (5) for butting an optical cable adapter is arranged in the inner cavity of the box bottom (2) at the other side of the fiber melting disc (3);

the support (4) is equipped with reason line seat (42), is equipped with fixing base (43) on the opposite side including locating I-shaped frame (41) of its intermediate position along one side respectively of the both sides of I-shaped frame (41), fixing base (43) are close to the lateral wall of box bottom (2) and fix.

2. A closure for a fiber optic cable according to claim 1, wherein: the above-mentioned

The fixing seat (43) is provided with a fixing groove (431) for fixing the optical cable, and both sides of the fixing groove (431) are respectively provided with a pressure sheet hole (432).

3. A closure for a fiber optic cable according to claim 1, wherein: the above-mentioned

The fiber melting disc (3) comprises a base disc (31) similar to a rectangular structure, wherein a winding wall (32) protrudes from the side wall of the base disc (31) in an n shape, an n-shaped bottom opening in the winding wall (32) is connected with the support (4), and an n-shaped top in the winding wall (32) is connected with the vertical fixing plate (5).

4. A closure for a fiber optic cable according to claim 1, wherein: the above-mentioned

The side wall of the winding wall (32) extends to the inner cavity of the chassis (31) to form a thread blocking sheet (321).

5. A closure for a fiber optic cable according to claim 3, wherein: the above-mentioned

A fuse seat (33) is fixed in the middle of the bottom plate (31) of the fiber melting plate (3).

6. A closure for a fiber optic cable according to claim 1, wherein: the above-mentioned

An M-shaped hinged wall (34) is further arranged at the opening position of the bottom plate (31) in the fiber melting plate (3), and hinged holes (341) are formed in the bottoms of two side ends of the hinged wall (34).

7. A closure for a fiber optic cable according to claim 1, wherein: the above-mentioned

A square frame (51) is arranged inside the fixing plate (5), and a plurality of adapter grooves (511) are hollowed in the square frame (51); the bottom of the field frame (51) is provided with a vertical bottom edge (52).

8. A closure for a fiber optic cable according to claim 1, wherein: and sealing strips (6) are paved on the opening edge of the box bottom (2).

9. A closure for a fiber optic cable according to claim 1, wherein: the above-mentioned

Sealing strip (6) are including sealing ring (61) that are the rectangle structure, be equipped with a plurality of optical cable line mouths (62) on sealing ring (61), be equipped with a location clamping piece (63) on the intermediate position of a plurality of optical cable line mouths (62).

10. A closure for a fiber optic cable according to claim 1, wherein:

a rubber-insulated wire clip groove (64) is also arranged along the outer side of the optical cable port (62).