High-capacity single-end optical cable connector box

Abstract

The utility model discloses a large-capacity single-end optical cable joint box, which comprises a joint box cap, a joint box seat, a threaded sealing joint and a sealing connection hoop, a supporting vertical plate and an optical cable fixing plate are arranged on the joint box seat, a fiber storage disc and a welding disc frame are arranged on the upper part of the supporting vertical plate, and welding discs are stacked on the welding disc frame from top to bottom. Each welding disc is rotationally assembled with the welding disc frame, fiber distribution plates are fixed on the surfaces of the welding discs, and fiber passing gaps are formed between the fiber distribution plates and the side walls of the welding discs; the welding disc frames are stacked from top to bottom, so that the number of the welding disc frames can be greatly increased, more optical fibers can be connected in a centralized manner, the use amount of optical cable connector boxes can be reduced, the optical fibers on the same welding disc can be distributed more reasonably and orderly due to the arrangement of the fiber distribution plates, the space of the welding disc can be fully utilized, and the service life of the welding disc is prolonged. The above design cooperation greatly improves the wiring capacity of the optical cable connector box, and facilitates the simplification of the layout of the optical cable connector box on the connection site.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of matched components for optical cable connection, and particularly relates to a large-capacity single-end optical cable joint box. BACKGROUND

[0002] The single-end optical cable joint box is a device for protecting optical fiber joint points, is mainly used for the connection and protection of optical cables, is also commonly called an optical cable joint box, an optical cable joint package or a barrel, and is used in large quantities in optical communication networks. The current single-end optical cable joint box generally comprises a barrel, an end cover and a clamp which are detachably connected, a connecting plate and a fusion plate are arranged on the end cover. Since the fusion plate is vertically layered, the number of fusion plates is limited by the area of the end cover and the smooth assembly of the barrel and the end cover, and the number of fusion plates is small, which greatly limits the wiring capacity of the optical cable joint box. If the optical cable joint box is used in a multi-line connection site, a large number of optical cable joint boxes are needed, and after the optical fiber is connected, the optical cable joint box needs to be fixed by means of a support body such as a telegraph pole or a wall. The increase in the number of optical cable joint boxes increases the complexity of the on-site layout and makes the on-site layout messy, thereby affecting the aesthetic and orderly appearance. SUMMARY

[0003] The utility model solves the technical problem of providing a large-capacity single-end optical cable joint box which can improve the wiring capacity, reduce the use of joint boxes and simplify the layout of the connection site.

[0004] To solve the above technical problems, the technical scheme of the utility model is as follows: a large-capacity single-end optical cable joint box comprises a joint box cap in the shape of a barrel, one end of the joint box cap is closed and the other end is open, a joint box seat is detachably assembled at the open end of the joint box cap, a threaded sealing joint is fixedly arranged at the bottom end of the joint box seat, a sealing connection clamp is detachably arranged between the joint box cap and the joint box seat, a support vertical plate is fixedly installed at the top end of the joint box seat, an optical cable fixing plate is arranged around the support vertical plate, a fiber storage disc is fixedly installed on one side of the upper part of the support vertical plate, and a fusion disc rack is fixedly installed on the other side, fusion discs are stacked from top to bottom on the fusion disc rack, and each fusion disc is rotationally assembled with the fusion disc rack, a fiber distribution plate is fixed to the surface of the fusion disc, and a fiber passing gap is formed between the fiber distribution plate and the side wall of the fusion disc.

[0005] As a preferred technical scheme, the support vertical plate comprises a bottom end connecting portion fixedly connected to the center of the joint box seat, a top end mounting portion connected to the fiber storage disc and the fusion disc rack is arranged above the bottom end connecting portion, the bottom end connecting portion and the top end mounting portion are arranged in parallel and staggered, and a transition connecting portion is arranged between the bottom end connecting portion and the top end mounting portion.

[0006] As a preferred technical scheme, the fusion splice tray comprises a fusion splice tray body, a fusion splice tray vertical wall fixedly connected around the periphery of the fusion splice tray body, and a fiber passing hole arranged through the periphery of the fusion splice tray body, and the surface of the fusion splice tray body is further provided with a fiber winding groove.

[0007] As a preferred technical scheme, the fusion splice tray body on the inner side of the fiber splitting plate is also provided with the fiber passing hole.

[0008] As a preferred technical scheme, the surface of the fusion splice tray rack is provided with a layered assembly limiting groove, and the end of each fusion splice tray body is provided with a corresponding assembly lug plate for use, and the assembly lug plate is rotationally limited in the corresponding assembly limiting groove.

[0009] As a preferred technical scheme, the fiber winding groove is arranged in at least two groups on the fusion splice tray body.

[0010] As an improvement of the above technical scheme, the fusion splice tray body between the adjacent two groups of fiber winding grooves is also provided with the fiber passing hole.

[0011] Due to the adoption of the above technical scheme, the large-capacity single-end optical cable joint box comprises a cylindrical joint box cap, one end of the joint box cap is closed, and the other end is provided with an opening, the opening end of the joint box cap is detachably assembled with a joint box seat, the bottom end of the joint box seat is fixedly arranged with a threaded sealing joint, a sealing connection clamp is detachably arranged between the joint box cap and the joint box seat, a support vertical plate is fixedly installed at the middle of the top end of the joint box seat, an optical cable fixing plate is arranged around the support vertical plate, a fiber storage tray is fixedly installed on one side of the upper part of the support vertical plate, and a fusion splice tray rack is fixedly installed on the other side, fusion splice trays are arranged in a stacked manner from top to bottom on the fusion splice tray rack, each fusion splice tray is rotationally assembled with the fusion splice tray rack, a fiber splitting plate is fixedly arranged on the surface of the fusion splice tray, and a fiber passing gap is formed between the fiber splitting plate and the side wall of the fusion splice tray. BRIEF DESCRIPTION OF DRAWINGS

[0012] The following drawings are only intended to schematically illustrate and explain the present application, and do not limit the scope of the present application. Among them:

[0013] Figure 1 is a structural schematic diagram of an embodiment of the present application;

[0014] Figure 2 is a disassembled structural schematic view of an embodiment of the utility model, and

[0015] Figure 3 is Figure 2 is an enlarged structural schematic view of position A in figure

[0016] In the figure: 1 - joint box cap; 2 - joint box seat; 3 - threaded sealing joint; 4 - sealing connection clamp; 5 - support vertical plate; 51 - bottom end connecting part; 52 - top end mounting part; 53 - transition connecting part; 6 - optical cable fixing plate; 7 - fiber storage disc; 8 - fusion splice tray; 9 - fusion splice tray; 91 - fusion splice tray body; 92 - fusion splice tray vertical wall; 93 - fiber passing hole; 94 - fiber winding groove; 10 - fiber distribution plate; 11 - fiber passing gap; 12 - assembly limiting groove; 13 - assembly ear plate. DETAILED DESCRIPTION

[0017] 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.

[0018] As Figure 1 , Figure 2 and Figure 3 indicated, the large-capacity single-end optical cable joint box comprises a cylindrical joint box cap 1, one end of the joint box cap 1 is closed, and the other end is provided with an opening, the opening end of the joint box cap 1 is detachably assembled with a joint box seat 2, a threaded sealing joint 3 is fixedly arranged at the bottom end of the joint box seat 2, and a sealing connection clamp 4 is detachably arranged between the joint box cap 1 and the joint box seat 2. The joint box cap 1, the joint box seat 2 and the sealing connection clamp 4 cooperate to realize the sealing and protection of the optical cable connection point. The threaded sealing joint 3 comprises a cooperatively used optical cable introduction pipe and a threaded sealing plug capable of allowing the optical cable to pass through, and is used to guide the optical cable into the box and fix and mechanically seal the optical cable.

[0019] A support vertical plate 5 is fixedly installed in the middle of the top end of the adapter box seat 2, an optical cable fixing plate 6 is arranged around the support vertical plate 5, a through hole is provided through the optical cable fixing plate 6, and the incoming optical cable is fixed by means of a locking part or the like, so that the optical cable is arranged in order in the box. The upper side of the support vertical plate 5 is fixedly installed with a fiber storage disc 7, and the other side is fixedly installed with a fusion splice tray rack 8. The fusion splice trays 9 are arranged in layers from top to bottom on the fusion splice tray rack 8, and each fusion splice tray 9 is rotationally assembled with the fusion splice tray rack 8. The overall thickness of the fusion splice tray 9 is small, the turning angle is large, and the fusion splice tray 9 at the top can even be turned up by 90°, so as to facilitate the optical fiber connection operation on each fusion splice tray 9 below. The number of fusion splice trays 9 can be flexibly set according to the overall height of the support vertical plate 5 and the operability of the optical fiber connection.

[0020] The support vertical plate 5 includes a bottom end connecting part 51 fixedly connected with the center of the adapter box seat 2, a top end mounting part 52 connected with the fiber storage disc 7 and the fusion splice tray rack 8 is arranged above the bottom end connecting part 51, the bottom end connecting part 51 and the top end mounting part 52 are arranged in parallel, and a transition connecting part 53 is arranged between the bottom end connecting part 51 and the top end mounting part 52. In the above design of the support vertical plate 5, the top end mounting part 52 can be as close to the inner wall of the adapter box cap 1 as possible, so as to maximize the installation space of the fusion splice tray 9, thereby maximizing the size of the fusion splice tray 9 and meeting the large capacity design.

[0021] A fiber distribution plate 10 is fixedly installed on the surface of the fusion splice tray 9, a fiber passing gap 11 is formed between the fiber distribution plate 10 and the side wall of the fusion splice tray 9, and part of the optical fiber can be arranged in the fiber passing gap 11, so as to improve the utilization rate of the fusion splice tray 9 and realize the orderly arrangement of the optical fiber on the fusion splice tray 9.

[0022] The fusion splice tray 9 includes a fusion splice tray body 91, a fusion splice tray vertical wall 92 is fixedly connected around the periphery of the fusion splice tray body 91, a fiber passing hole 93 is arranged through the periphery of the fusion splice tray body 91, and a fiber winding groove 94 is also arranged on the surface of the fusion splice tray body 91. The fiber passing hole 93 is also arranged on the fusion splice tray body 91 inside the fiber distribution plate 10, and the fiber passing hole 93 is also arranged through the fiber storage disc 7 and the fusion splice tray rack 8 to facilitate the passing of the optical fiber, so as to realize the smooth connection of the optical fiber. The fiber winding grooves 94 are divided into at least two groups on the fusion splice tray body 91, and the fiber passing hole 93 is also arranged on the fusion splice tray body 91 between the adjacent two groups of fiber winding grooves 94, so as to further realize the large capacity design of the optical cable adapter box.

[0023] The embodiment is provided with the assembly limiting grooves 12 arranged in layers on the surface of the welding disc rack 8, and the end of each welding disc body 91 is provided with the assembly lug plate 13 for cooperation with the assembly limiting groove 12, and the assembly lug plate 13 is rotationally limited in the corresponding assembly limiting groove 12.

[0024] The description of the present application is given for the purpose of illustration and description, and is not intended to be exhaustive or to limit the present application to the precise form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments are chosen and described in order to best explain the principles of the present application and its practical application, and to thereby enable others skilled in the art to best utilize the present application with various modifications as are suited to the particular use contemplated.

Claims

1. A large-capacity single-end optical cable joint box, comprising a cylindrical joint box cap, one end of which is closed and the other end is open, a joint box seat is detachably assembled at the open end of the joint box cap, a threaded sealing joint is fixedly arranged at the bottom end of the joint box seat, and a sealing connection clamp is detachably arranged between the joint box cap and the joint box seat, characterized in that: The top middle of the joint box seat is fixedly provided with a support vertical plate, an optical cable fixing plate is arranged around the support vertical plate, the upper part of the support vertical plate is fixedly provided with a fiber storage disc on one side and a fusion splice tray on the other side, the fusion splice tray is stacked with fusion splices from top to bottom, each fusion splice is rotationally assembled with the fusion splice tray, and a fiber distribution plate is fixed to the surface of the fusion splice.

2. The high capacity single-ended fiber cable splice enclosure of claim 1, wherein: The support vertical plate comprises a bottom end connecting part fixedly connected with the center of the joint box seat, a top end mounting part connected with the fiber storage disc and the fusion splice tray is arranged above the bottom end connecting part, the bottom end connecting part and the top end mounting part are arranged in parallel and staggered, and a transition connecting part is arranged between the bottom end connecting part and the top end mounting part.

3. The high capacity single-ended fiber cable splice enclosure of claim 1, wherein: The fusion splice comprises a fusion splice body, a fusion splice vertical wall is fixedly connected around the periphery of the fusion splice body, a fiber passing hole is arranged through the periphery of the fusion splice body, and a fiber winding groove is further arranged on the surface of the fusion splice body.

4. The high capacity single-ended fiber cable splice enclosure of claim 3, wherein: The fiber passing hole is also arranged on the fusion splice body inside the fiber distribution plate.

5. The high capacity single-ended fiber cable splice enclosure of claim 3, wherein: The surface of the fusion splice tray is arranged with an assembly limiting groove arranged in layers, the end part of each fusion splice body is provided with a corresponding assembly lug plate for use, and the assembly lug plate is rotationally limited in the corresponding assembly limiting groove.

6. The high capacity single-ended fiber cable splice enclosure of claim 3, wherein: The fiber winding groove is arranged in at least two groups on the fusion splice body.

7. The high capacity single-ended fiber cable splice enclosure of claim 6, wherein: The fiber passing hole is also arranged on the fusion splice body between the adjacent two groups of fiber winding grooves.

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