Self-cable-coiling type optical cable cross-connecting box

Abstract

The utility model discloses a self-cable-coiling type optical cable cross-connecting box, which comprises a cross-connecting box body, a welding disc and at least two holding pole mounting racks, a first cable-coiling supporting rod is connected between the two holding pole mounting racks, and a second cable-coiling supporting rod is connected with the first cable-coiling supporting rod. Two cable coiling support frames are oppositely arranged on the first cable coiling support rod and the second cable coiling support rod respectively, and a reserved standby optical cable section is coiled between the cable coiling support frames; after optical fibers are welded in the optical cable cross-connecting box, a certain length of an external optical cable is reserved for standby application, the reserved optical cable is coiled on the cable coiling supporting frame, the first cable coiling supporting rod and the second cable coiling supporting rod which are arranged in a crossed mode are used for supporting, and the cable coiling supporting frame and the cross-connecting box body are fixed to the holding pole mounting frame together. Therefore, a holding pole mounting frame does not need to be additionally arranged for cable coiling and fixing, excessive occupation of the surface of the holding pole is avoided, the peripheral layout of the optical cable cross-connecting box is regular, cable coiling is neat, and the cable coiling facility is simple in overall structure and easy to implement.

Description

TECHNICAL FIELD

[0001] The utility model relates to communication optical cable laying appliance technical field especially, relates to a self cable tray formula optical cable junction box. BACKGROUND

[0002] The optical cable junction box is the junction equipment for providing the optical cable end and the jumper in the laying of the backbone layer optical cable and the distribution layer optical cable. When using, the optical cable is introduced into the junction box body first, then fixed, terminated, and the fiber is distributed, and the backbone layer optical cable and the distribution layer optical cable are connected using the jumper. According to the specific circumstances of the installation environment, some optical cable junction boxes are simply installed on the ground, and some are installed high due to the limitation of the installation environment, which needs to be installed on the wall or the pole.

[0003] But no matter which installation mode is adopted, the optical cable into the box fusion is completed and needs to reserve a certain amount of excess optical cable for subsequent maintenance, expansion and the like. When the ground installation is adopted, because the installation and arrangement of the related parts are simple and convenient, the reserved optical cable disc set is good to implement the storage, when the pole installation is implemented by the help of the pole, because the installation position is higher, the reserved optical cable disc set needs to consider the stability, the firmness and the like, and currently, the structure is complex, and the operation is inconvenient. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that a self cable tray formula optical cable junction box with simple structure and convenient operation does not occupy the pole installation area too much.

[0005] In order to solve the above technical problem, the technical scheme of the utility model is as follows: a self cable tray formula optical cable junction box, including the junction box body, the junction box body is inlayed with the fusion tray, at least two pole mounting racks are installed at the rear side of the junction box body, the first cable tray support rod is connected between the two pole mounting racks, the second cable tray support rod is connected with the first cable tray support rod, and the first cable tray support rod and the second cable tray support rod are cross arranged, two cable tray support frames are respectively arranged on the first cable tray support rod and the second cable tray support rod, and the reserved spare optical cable section is arranged between the cable tray support frames.

[0006] As a preferred technical scheme, the cable tray support frame includes a cable tray support base, the cable tray support base is connected with the corresponding first cable tray support rod or second cable tray support rod, a cable tray baffle is fixed on the cable tray support base, the cable tray baffle is arranged as an L-shaped structure and forms a cable tray gap for accommodating the optical cable between the corresponding first cable tray support rod or second cable tray support rod.

[0007] As a preferred technical scheme, the first cable tray support rod and the second cable tray support rod are cross arranged in a cross shape.

[0008] As a preferred technical solution, at least one of the cable support frames is provided with an auxiliary cable fixing device to prevent the optical cable from unwinding and coming off the coil.

[0009] As a preferred technical solution, the optical cable auxiliary fixing device includes an optical cable fixing pressure plate, which is configured as an L-shaped structure. A cable clamping locking component is installed through the optical cable fixing pressure plate and the cable coiling support frame. The optical cable fixing pressure plate or the cable coiling support frame is provided with a cable clamping adjustment elongated hole to facilitate adjusting the position of the optical cable fixing pressure plate according to the coiling thickness of the optical cable.

[0010] As an improvement to the above technical solution, the inner end of the optical cable fixing plate abuts against the corresponding first cable reel support rod or second cable reel support rod.

[0011] As an improvement to the above technical solution, the first cable support rod and the second cable support rod are also provided with at least one set of support frame adjustment holes respectively.

[0012] Due to the adoption of the above technical solution, the self-coiled optical cable junction box includes a junction box body, in which splice trays are arranged. At least two pole mounting brackets are installed on the rear side of the junction box body. A first cable reel support rod is connected between the two pole mounting brackets, and a second cable reel support rod is connected to the first cable reel support rod. The first and second cable reel support rods are arranged crosswise. Two cable reel support frames are respectively provided on the first and second cable reel support rods. Reserved spare optical cable sections are coiled on each of the reels. Between cable support frames; This utility model has the following beneficial effects: After the optical fiber splicing is completed in the optical cable junction box, a certain length of the external optical cable is reserved for later use, and the reserved optical cable is coiled on the cable support frame. It is supported by the first and second cable support rods that are arranged in a cross manner, and is fixed together with the junction box body on the pole mounting frame. Therefore, there is no need to set up an additional pole mounting frame for cable coiling and fixing, which avoids excessive occupation of the pole surface. It makes the layout of the optical cable junction box around the box neat and the cable coiling tidy. Moreover, the overall structure of the cable coiling facility is simple and easy to implement. Attached Figure Description

[0013] The following figures are intended only to illustrate and explain the present invention and do not limit the scope of the present invention. Wherein:

[0014] Figure 1 This is a front structural diagram of an embodiment of the present utility model;

[0015] Figure 2 This is a structural schematic diagram of the back of an embodiment of this utility model;

[0016] Figure 3It is the structural schematic diagram of the side of the embodiment of the utility model;

[0017] Figure 4 It is the structural schematic diagram of the cable supporting frame of the embodiment of the utility model;

[0018] Figure 5 It is the structural schematic diagram of the cable supporting frame and the auxiliary fixing device of the embodiment of the utility model;

[0019] Figure 6 It is the side view of the cable supporting frame and the auxiliary fixing device of the embodiment of the utility model;

[0020] In the drawing: 1 - spare optical cable section; 2 - transfer box; 3 - fusion splice tray; 4 - pole mounting frame; 5 - first cable supporting rod; 6 - second cable supporting rod; 7 - cable supporting frame; 71 - cable supporting base; 72 - cable baffle; 73 - cable gap; 8 - supporting frame adjusting hole; 9 - optical cable fixing plate; 10 - cable locking piece; 11 - cable adjusting long hole. DETAILED DESCRIPTION

[0021] The utility model is further described below in combination with the drawings and embodiments. In the following detailed description, only certain exemplary embodiments of the utility model are described by way of illustration. It is needless to say that those skilled in the art can realize that the described embodiments can be modified in various ways without departing from the spirit and scope of the utility model. Therefore, the drawings and description are illustrative in nature and are not used to limit the protection scope of the claims.

[0022] As Figures 1 to 4 Indicated, from the cable type optical cable transfer box, utilize the pole type installation and be fixed in the high position of support pole body, realize the connection of optical cable in the laying of main layer optical cable, distribution layer optical cable, and the spare optical cable section 1 reserved together is arranged in the back of the box, so as to need no additional installation cable rack and occupy the surface mounting space of support pole body again.Specifically including cuboid transfer box 2, the transfer box 2 is arranged with fusion splice tray 3, optical cable fixing seat and other conventional supporting components, for carrying out the fusion and protection of optical fiber.In the rear side of the transfer box 2, at least two pole mounting frames 4 are installed, the transfer box 2 can be firmly fixed on the support pole body through the pole mounting frame 4, the pole mounting frame 4 specifically includes pole crossbeam, pull rod, locking bolt and other components used in cooperation, and the fusion splice tray 3, optical cable fixing seat and the like are all contents familiar to those skilled in the art in the technical field, which will not be described in detail here.

[0023] The first cable supporting rod 5 and the second cable supporting rod 6 are arranged in a cross shape, preferably a cross shape, so that the spare optical cable section 1 can be arranged in a circular ring shape, and the force on the holding rod mounting frame 4 is as uniform as possible to ensure the firmness of the holding rod mounting frame 4 on the supporting rod body.

[0024] Two cable supporting frames 7 are respectively arranged on the first cable supporting rod 5 and the second cable supporting rod 6, and the spare optical cable section 1 is arranged between the cable supporting frames 7 to realize the storage of the spare optical cable and make the entire structure relatively regular after installation. Specifically, the cable supporting frame 7 includes a cable supporting base 71 connected to the corresponding first cable supporting rod 5 or second cable supporting rod 6, and a cable baffle 72 fixed to the cable supporting base 71. The cable baffle 72 is arranged in an L shape and forms a cable gap 73 between the first cable supporting rod 5 or the second cable supporting rod 6 to accommodate the optical cable. The spare optical cable section 1 is arranged in the cable gap 73 and is blocked by the cable baffle 72 at the edge to prevent unwinding and discarding, so that the arrangement of the spare optical cable section 1 is better maintained.

[0025] The first cable supporting rod 5 and the second cable supporting rod 6 also respectively have at least one set of supporting frame adjusting holes 8 as a spare mounting position of the cable supporting frame 7. The cable supporting base 71 is detachably mounted by bolts to flexibly adjust the position of the cable supporting frame 7 according to the length of the spare optical cable section 1, change the cable diameter, and smoothly arrange the spare optical cable section 1 while maintaining an appropriate number of arrangement turns to maintain the stability of the arrangement.

[0026] As Figure 5 and Figure 6As shown, at least one of the disc cable support frame 7 is provided with a cable auxiliary fixing device for preventing the optical cable from unwinding and falling off the disc, which is used to press and fix the spare optical cable segment 1 on the disc, so as to prevent it from unwinding and falling off the disc. Specifically, the optical cable auxiliary fixing device comprises an optical cable fixing plate 9 arranged in an L-shaped structure, and a cable pressing locking piece 10 is installed through the optical cable fixing plate 9 and the disc cable support frame 7. In fact, the cable pressing locking piece 10 is arranged through the disc cable baffle 72 and the optical cable fixing plate 9, and the cable pressing locking piece 10 is generally arranged as a commonly used locking bolt and locking nut. After the spare optical cable segment 1 is wound on the disc, it is located between the optical cable fixing plate 9 and the disc cable support base 71, and it is difficult for the spare optical cable segment 1 to unwind and fall off the disc under the clamping and fixing of the two, thereby realizing long-term winding and fixing of the spare optical cable segment 1.

[0027] In the embodiment, the disc cable support frame 7 is provided with a cable pressing adjusting long hole 11 on the disc cable baffle 72 or the disc cable support frame 7, which is used to adjust the position of the optical cable fixing plate 9 according to the winding thickness of the optical cable. Through the cooperation of the cable pressing adjusting long hole 11 and the cable pressing locking piece 10, the distance between the optical cable fixing plate 9 and the disc cable support base 71 can be adjusted to accommodate and fix the spare optical cable segment 1 with different winding thicknesses, thereby improving the flexibility of winding use. Moreover, the inner end of the optical cable fixing plate 9 can abut against the corresponding first disc cable support rod 5 or second disc cable support rod 6, and cooperate with the disc cable support base 71 to form a structure with a closed periphery, so that the winding effect of the spare optical cable segment 1 is better.

[0028] In use, the first disc cable support rod 5 is fixed between the two embrace rod mounting frames 4 by means of bolts, nuts and the like, and the second disc cable support rod 6 is cross-fixed on the first disc cable support rod 5 by means of bolts, nuts, and the like. After the optical cable is connected to the junction box 2, the spare optical cable segment 1 is wound on each disc cable support frame 7, and is pressed and fixed by means of the optical cable auxiliary fixing device.

[0029] The description of the present application is given for the purpose of example and description, and is not exhaustive or limiting to the present application. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to better illustrate the principles and practical application of the present application, and to enable others skilled in the art to understand the present application in order to design various embodiments with various modifications for specific use.

Claims

1. A self-coiling type optical cable junction box, comprising a junction box body, wherein a splice tray is arranged inside the junction box body, and at least two pole mounting brackets are installed on the rear side of the junction box body, characterized in that: Two said pole mounting frame between the connection has the first cable support rod, with the first cable support rod is connected with the second cable support rod, and the first cable support rod and the second cable support rod cross arrangement, the first cable support rod and the second cable support rod are respectively provided with two cable support frame, the reserved spare optical cable section is arranged between each said cable support frame.

2. The self-contained cable access terminal of claim 1, wherein: The cable support frame comprises a cable support base, the cable support base is connected with the corresponding first cable support rod or the second cable support rod, the cable support base is fixed with a cable baffle, the cable baffle is provided with an L-shaped structure and a cable gap for accommodating optical cable between the corresponding first cable support rod or the second cable support rod.

3. The self-contained cable access terminal of claim 1, wherein: The first cable support rod and the second cable support rod are cross-shaped.

4. The self-contained cable access terminal of claim 1, wherein: At least one of the cable support frame is provided with an optical cable auxiliary fixing device for preventing the optical cable from unwinding and off the disc.

5. The self-coiling optical cable junction box as described in claim 4, characterized in that: The optical cable auxiliary fixing device comprises an optical cable fixing plate, the optical cable fixing plate is provided with an L-shaped structure, a cable locking member is installed through the optical cable fixing plate and the cable support frame, the optical cable fixing plate or the cable support frame is provided with a cable adjusting long hole for adjusting the position of the optical cable fixing plate according to the thickness of the optical cable.

6. The self-contained cable access terminal of claim 5 wherein: The inner end of the optical cable fixing plate abuts against the corresponding first cable support rod or the second cable support rod.

7. The self-contained cable access terminal of claim 1, wherein: The first cable support rod and the second cable support rod are also respectively provided with at least one set of support frame adjusting hole.

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