Light splitting type optical cable connector box

Abstract

The utility model discloses a light-splitting type optical cable joint box, which comprises a bottom box and a top cover which are rotatably assembled, optical cable fixing seats which are arranged in pairs are arranged on the bottom box, a welding disc and a fiber distribution gap are arranged in the bottom box, a fiber fixing device is arranged in the fiber distribution gap, a packaging cover plate is movably assembled at the top end of the welding disc, and a mounting box is arranged right above the packaging cover plate. A rubber-covered wire cable outlet is further arranged on one side wall penetrating through the bottom box, and a bottom box hanging tool is further fixedly connected to the bottom box. The optical branching device is fixed in the mounting box, so that the optical cable connector box has a multi-branching function to reduce the occupation of a main optical cable; the optical branching device and the welding disc are reasonably configured and compactly arranged in the bottom box, so that the size of the whole optical cable joint box can be reduced as much as possible, the fiber fixing device is matched with the packaging cover plate, so that internal wiring is tidy, lines are clear, maintenance and inspection are convenient, hanging with an overhead line can be realized through the bottom box hanging tool, punching is not needed, and the production efficiency is improved. And the hanging operation is simpler and more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of the matched components for optical cable connection, especially relates to a splitting type optical cable joint box. BACKGROUND

[0002] The optical cable joint box is applied to the protective connection between two or more optical cables, optical fiber distribution, is one of the commonly used equipment of user access points, mainly completes the connection function of distribution optical cable and household line optical cable in the outdoor, and protects the connection point.

[0003] One, the box cover and the box bottom are detachably connected through a plurality of screws arranged.

[0004] Two, the volume of the optical cable joint box is greatly influenced by the capacity, that is, when the capacity is large, the overall appearance volume of the box body is relatively large, the space occupied during installation is large, and with the popularization and application of optical communication technology, the use amount of the optical cable joint box body also increases accordingly, further increasing the difficulty of box body arrangement and installation, and affecting the aesthetic neatness of the external environment to some extent.

[0005] Three, when the optical cable joint box is hung and fixed, it needs to be fixed to a support body such as a wall by means of a bolt, so that the support body needs to be preprocessed by punching, and in order to ensure the firmness of the installation of the optical cable joint box, at least two bolts are generally used for installation. UTILITY MODEL CONTENTS

[0006] The utility model solves the technical problem of providing a splitting type optical cable joint box with the same capacity, which can reduce the volume of the whole box body, is simple to install and fix, and is convenient to operate during maintenance and repair.

[0007] The utility model discloses a technical scheme for solving the above technical problems: the split type optical cable joint box, including the bottom box and the top cover that can open and close cooperation, and one side rotation connection arrangement of the bottom box and the top cover, the bottom box is arranged with the optical cable fixed seat, the optical cable fixed seat is set up in pairs in the bottom box inside and outside, the inner bottom wall of the bottom box is fixed with the fusion splice tray, the side wall between the fusion splice tray and the bottom box forms the fibre gap, the fibre gap is arranged with the fibre fixing device, and the fibre fixing device is arranged around the fusion splice tray, the top end movable assembly of the fusion splice tray is equipped with the encapsulation cover plate, the installation box for accommodating the optical distribution unit is equipped with above the encapsulation cover plate, and one side of the installation box is rotatably connected with the bottom box, and the side wall of the bottom box is also provided with the rubber covered wire cable outlet, which corresponds to the installation box, and the bottom box is also fixedly connected with the bottom box hanger.

[0008] As a preferred technical scheme, one side of the encapsulation cover plate is rotatably assembled with the fusion splice tray through a rotating shaft, and the rotating assembly point of the encapsulation cover plate and the rotating assembly point of the installation box are located on the same side of the bottom box.

[0009] As a preferred technical scheme, the fusion splice tray is provided with a cover plate buckling retaining part, and the cover plate buckling retaining part is located on the fusion splice tray opposite to the rotating assembly point of the encapsulation cover plate, a cover plate buckling retaining hole is provided through the cover plate buckling retaining part, the edge of the encapsulation cover plate is provided with protruding cover plate buckling retaining protrusions, and part of the cover plate buckling retaining protrusions extends into the cover plate buckling retaining hole.

[0010] As a preferred technical scheme, the installation box comprises a box body, a connector passing hole for avoiding the optical fiber quick connector is arranged on one side of the box body, the connector passing hole is arranged one by one corresponding to the rubber covered wire cable outlet, and a connector pressing plate for fixing the optical fiber quick connector in cooperation with the connector passing hole is detachably arranged on the box body.

[0011] As a preferred technical scheme, a turnover hand plate for facilitating turnover operation is arranged on the outer wall of the box body, and the turnover hand plate is protrusively arranged on the outer wall of the box body.

[0012] As a preferred technical scheme, at least one auxiliary fixing screw is arranged on the outer wall of the box body, and a screw assembly seat matched with the auxiliary fixing screw is fixed in the bottom box.

[0013] As a preferred technical scheme, the optical cable fixed seat comprises a fixed base fixedly connected with the bottom box, a movable top base is detachably assembled on the fixed base, optical cable covering arc grooves are respectively arranged on the opposite surfaces of the fixed base and the movable top base, and reinforcing fixing protrusions are arranged in the optical cable covering arc grooves.

[0014] As a preferred technical scheme, the fiber fixing device comprises a fixing column fixedly connected with the bottom wall of the bottom box, a column sleeve is sleeved on the fixing column, and a fiber blocking plate extending outward is arranged on the column sleeve.

[0015] As a preferred technical scheme, the bottom box hanger comprises a hanging support plate detachably connected with the bottom box, and a hanging limiting plate is detachably assembled at an end of the hanging support plate away from the bottom box, a hanging gap is formed between the hanging limiting plate and the hanging support plate, and portions of the hanging limiting plate located on both sides of the hanging gap are attached to the hanging support plate.

[0016] As an improvement of the above technical scheme, the bottom box and the top cover are provided with a buckling sealing element used in cooperation.

[0017] Thanks to the above technical scheme, the splitter optical cable joint box comprises a bottom box and a top cover capable of being opened and closed in cooperation, one side of the bottom box and one side of the top cover are rotatably connected, an optical cable fixing seat is arranged on the bottom box, the optical cable fixing seat is arranged in pairs inside and outside the bottom box, a fusion splicing disc is fixed on an inner bottom wall of the bottom box, a fiber arranging gap is formed between the fusion splicing disc and a side wall of the bottom box, a fiber fixing device is arranged in the fiber arranging gap, the fiber fixing device is arranged around the fusion splicing disc, an encapsulating cover plate is movably assembled at a top end of the fusion splicing disc, an installation box for accommodating an optical splitter is arranged above the encapsulating cover plate, one side of the installation box is rotatably connected with the bottom box, a rubber-covered wire cable outlet is further arranged through one side wall of the bottom box, the rubber-covered wire cable outlet is arranged corresponding to the installation box, and a bottom box hanger is further fixedly connected with the bottom box. BRIEF DESCRIPTION OF DRAWINGS

[0018] The following drawings merely aim to schematically illustrate and explain the present application and do not limit the scope of the present application. Among them:

[0019] Figure 1 is a structural schematic diagram of an embodiment of the present application;

[0020] Figure 2 is Figure 1 is an enlarged schematic diagram of the structure at A in FIG. 4;

[0021] Figure 3 isFigure 1 Structure enlarged schematic view at B in the middle;

[0022] Figure 4 is Figure 1 Structure enlarged schematic view at C in the middle;

[0023] Figure 5 Structure schematic view of the bottom box hanger of the embodiment of the utility model;

[0024] Figure 6 Schematic view of the two bottom box hangers in the cooperating and hanging state of the embodiment of the utility model;

[0025] In the figure: 1-bottom box; 2-top cover; 3-fastener; 4-sealing groove; 5-sealing convex strip; 6-fixed base; 7-movable top base; 8-optical cable covering arc groove; 9-strengthening fixed protrusion; 10-fusion disc; 11-fiber spacing; 12-fixed column; 13-column sleeve; 14-fiber blocking plate; 15-packaging cover plate; 16-cover plate buckling retaining part; 17-cover plate buckling retaining hole; 18-cover plate buckling retaining block; 19-box body; 20-connector through port; 21-connector pressing plate; 22-flip hand plate; 23-assistant fixing screw; 24-screw assembly seat; 25-leather wire cable outlet; 26-hanging support plate; 27-hanging limiting plate; 28-hanging gap; 29-limiting baffle; 30-limiting notch. DETAILED DESCRIPTION

[0026] 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.

[0027] As Figures 1 to 4 Indicated, the light splitting type optical cable joint box includes a bottom box 1 and a top cover 2 capable of opening and closing cooperation, and one side of the bottom box 1 and the top cover 2 is rotatably connected by a rotating shaft, at least two cooperating fasteners 3 are arranged between the bottom box 1 and the top cover 2 on the opposite side of the rotating shaft, so that the two can keep the buckling state to form sealing protection for the internal components. Moreover, a buckling sealing element for cooperation is arranged between the bottom box 1 and the top cover 2, which can include a sealing groove 4 arranged on the end face of the top cover 2 and a sealing convex strip 5 arranged on the end face of the bottom box 1 and cooperating with the sealing groove 4. When the bottom box 1 and the top cover 2 are in the sealed state, the sealing convex strip 5 enters the sealing groove 4, realizing the sealing connection between the two, to prevent the entry of external rainwater, dust and the like, to realize the protection of the internal devices.

[0028] The base box 1 is equipped with optical cable fixing brackets, which are arranged in pairs inside and outside the base box 1. These paired optical cable fixing brackets are used to fix ordinary optical cables passing through the base box 1. Specifically... Figure 2 As shown, the optical cable fixing base includes a fixed base 6 fixedly connected to the base box 1. A movable top seat 7 is detachably mounted on the fixed base 6, and the two are detachably connected by bolts. Optical cable covering arc grooves 8 are respectively provided on the opposite surfaces of the fixed base 6 and the movable top seat 7. After the fixed base 6 and the movable top seat 7 are assembled, the two optical cable covering arc grooves 8 are joined to form a closed through hole. Ordinary optical cables can be clamped and fixed within the two optical cable covering arc grooves 8 after passing through the base box 1. To facilitate the arrangement of optical fibers within the base box 1, the optical cable fixing base is generally located at the corner of the base box 1, and the number can be determined according to the specific application. Reinforcing fixing protrusions 9 are arranged within the optical cable covering arc grooves 8. After the ordinary optical cable is clamped, the deformation of its plastic outer sheath allows it to make closer contact with the reinforcing fixing protrusions 9, thereby improving the fixing effect of the ordinary optical cable.

[0029] A fusion splice plate 10 is fixed on the inner bottom wall of the base box 1 for connecting optical fibers. Figure 1 As shown, the splice tray 10 in this embodiment is a rectangular box structure with fiber-feeding notches at the four corners to facilitate fiber routing. A fiber-feeding gap 11 is formed between the splice tray 10 and the side wall of the base box 1 to accommodate the optical fiber.

[0030] A fiber fixing device is arranged within the fiber spacing 11, and the fiber fixing device is arranged around the splice tray 10. The fiber fixing device can fix the arranged optical fibers to prevent displacement of the internal circuit after the optical cable junction box is installed and fixed, so as to facilitate subsequent optical fiber connection, maintenance and repair. Specifically, the fiber fixing device includes a fixing post 12 fixedly connected to the bottom wall of the base box 1. A post sleeve 13 is fitted on the fixing post 12, and a fiber baffle 14 extending outward is provided on the post sleeve 13. The post sleeve 13 can be movably and limitedly fitted onto the fixing post 12. For example, the post sleeve 13 can be limited by bolts, so that the distance between the fiber baffle 14 and the inner wall of the base box 1 can be adjusted, so as to adjust according to the number of optical fibers and ensure the fixing effect of the fiber baffle 14 on the coiled optical fibers.

[0031] like Figure 1As shown, the top end of the fusion splice tray 10 is movably assembled with a packaging cover plate 15, one side of which is rotatably assembled with the fusion splice tray 10 through a rotating shaft. The packaging cover plate 15 can be used to cover the fusion splice tray 10 to protect the internal connection points. By rotating the packaging cover plate 15, the interior of the fusion splice tray 10 can be exposed for maintenance and repair.

[0032] As shown in the drawings, Figure 3 As shown, the fusion splice tray 10 is provided with a cover plate buckling retaining portion 16 located on the opposite side of the rotating assembly point of the packaging cover plate 15. A cover plate buckling retaining hole 17 is formed through the cover plate buckling retaining portion 16. The edge of the packaging cover plate 15 is provided with protruding cover plate buckling retaining protrusions 18, and part of the cover plate buckling retaining protrusions 18 extends into the cover plate buckling retaining hole 17. The cover plate buckling retaining portion 16 has a slight deformation feature. When the packaging cover plate 15 needs to be opened, the cover plate buckling retaining portion 16 is slightly bent outward, so that the cover plate buckling retaining protrusions 18 can be separated from the cover plate buckling retaining portion 16 with the rotation of the packaging cover plate 15, thereby realizing the opening of the packaging cover plate 15. When the packaging cover plate 15 is buckled to the fusion splice tray 10, the cover plate buckling retaining portion 16 is slightly bent outward, and the cover plate buckling retaining protrusions 18 enter the cover plate buckling retaining hole 17 and are released.

[0033] A mounting box for accommodating an optical distribution unit is arranged above the packaging cover plate 15. One side of the mounting box is rotatably connected to the bottom box 1, and the rotating assembly point of the packaging cover plate 15 and the rotating assembly point of the mounting box are located on the same side of the bottom box 1, so that the packaging cover plate 15 can be smoothly rotated. The rotating assembly of the mounting box facilitates the release of the space above the fusion splice tray 10, thereby opening and closing the packaging cover plate 15 to implement the internal operation of the fusion splice tray 10.

[0034] As shown in the drawings, Figure 4 As shown, the mounting box includes a box body 19, one side of which is provided with a connector passing hole 20 for avoiding a fiber optic quick connector. The connector passing hole 20 is arranged in one-to-one correspondence with the skin cable outlet port 25. A connector pressing plate 21 is detachably arranged on the box body 19 to cooperate with the connector passing hole 20 to fix the fiber optic quick connector. The skin cable outlet port 25 and the connector passing hole 20 cooperate to realize the connection and lead-out of the skin optical cable and the optical distribution unit.

[0035] The turning hand plate 22 is protruded on the outer wall of the box body 19, so that the installation box can be turned over more quickly and conveniently. At least one auxiliary fixing screw 23 is arranged on the outer wall of the box body 19, and a screw assembly seat 24 matched with the auxiliary fixing screw 23 is fixed in the bottom box 1. After the wiring connection in the box is completed, the installation box can be fixed by cooperation of the auxiliary fixing screw 23 and the screw assembly seat 24, so as to ensure that the whole optical cable joint box is hung and installed, and the installation box can be fixed relative to the optical cable joint box, so as to prevent the installation box from rotating along the rotating shaft due to inertia when the optical cable joint box shakes, thereby helping to ensure the stability and reliability of the wiring connection. A rubber wire cable outlet 25 is arranged through one side wall of the bottom box 1, and the rubber wire cable outlet 25 is arranged corresponding to the installation box. The rubber wire cable outlet 25 is used to lead out the connected rubber wire optical cable.

[0036] As shown in Figure 1 , Figure 5 and Figure 6 , the bottom box 1 is also fixedly connected with a bottom box hanger. The bottom box hanger can be used to hang and install the optical cable joint box on the steel strand to realize the hole-free installation of the optical cable joint box. Specifically, the bottom box hanger comprises a hanging support plate 26 detachably connected with the bottom box 1. One end of the hanging support plate 26 away from the bottom box 1 is detachably assembled with a hanging limiting plate 27. The hanging support plate 26, the bottom box 1 and the hanging limiting plate 27 are detachably connected by bolts. A hanging gap 28 is formed between the hanging limiting plate 27 and the hanging support plate 26. The parts of the hanging limiting plate 27 located on both sides of the hanging gap 28 are attached to the hanging support plate 26. After the hanging of the present embodiment is completed, the steel strand penetrates through the hanging gap 28, and the attachment of the hanging limiting plate 27 and the hanging support plate 26 on both sides of the hanging gap 28 can limit the steel strand in the hanging gap 28, so as to prevent the steel strand from falling off due to severe shaking in strong wind, thereby ensuring the reliability of the hanging.

[0037] The end of the hanging support plate 26 of the present embodiment is also provided with a limiting baffle 29 around the hanging limiting plate 27. The hanging limiting plate 27 is provided with at least one limiting notch 30 matched with one of the limiting baffles 29, so that the two can be quickly assembled. At the same time, the hanging limiting plate 27 can be limited to prevent it from rotating due to shaking, thereby avoiding bolt loosening and maintaining the firmness of the connection between the hanging support plate 26 and the hanging limiting plate 27.

[0038] The description is given for the purpose of exemplification and description only and is not intended to be exhaustive or to limit the application to the precise form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the application and its practical application and to thereby enable others skilled in the art to best utilize the application, as well as various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A split optical cable joint box, comprising a bottom box and a top cover capable of being opened and closed in cooperation, and one side of the bottom box and the top cover is rotationally connected, and an optical cable fixing seat is arranged on the bottom box, characterized in that: The optical cable fixing seat is arranged in pairs inside and outside the bottom box, a fusion splice tray is fixed to the inner bottom wall of the bottom box, a fiber arrangement gap is formed between the fusion splice tray and the side wall of the bottom box, a fiber fixing device is arranged in the fiber arrangement gap, and the fiber fixing device is arranged around the fusion splice tray, a packaging cover plate is movably assembled at the top end of the fusion splice tray, a mounting box for accommodating an optical distribution unit is arranged above the packaging cover plate, one side of the mounting box is rotatably connected to the bottom box, a rubber covered wire outlet is arranged through one side wall of the bottom box, the rubber covered wire outlet is arranged corresponding to the mounting box, and a bottom box hanger is further fixedly connected to the bottom box.

2. The optical cable splice closure of claim 1, wherein: One side of the packaging cover plate is rotatably assembled with the fusion splice tray through a rotating shaft, and the rotating assembly point of the packaging cover plate and the rotating assembly point of the mounting box are located on the same side of the bottom box.

3. The optical cable splice closure of claim 2, wherein: The fusion splice tray is provided with a cover plate buckling retaining portion, the cover plate buckling retaining portion is located on the fusion splice tray opposite to the rotating assembly point of the packaging cover plate, a cover plate buckling retaining hole is arranged through the cover plate buckling retaining portion, the edge of the packaging cover plate is provided with protruding cover plate buckling retaining protrusions, and part of the cover plate buckling retaining protrusions extend into the cover plate buckling retaining hole.

4. The optical cable splice closure of claim 1, wherein: The mounting box comprises a box body, a connector passing hole for avoiding an optical fiber quick connector is arranged on one side of the box body, the connector passing hole is arranged corresponding to the rubber covered wire outlet one by one, and a connector pressing plate for fixing the optical fiber quick connector in cooperation with the connector passing hole is detachably arranged on the box body.

5. The optical cable splice closure of claim 4, wherein: A turnover hand plate for facilitating turnover operation is arranged on the outer wall of the box body, and the turnover hand plate is protrusively arranged on the outer wall of the box body.

6. The optical cable splice closure of claim 4, wherein: At least one auxiliary fixing screw is arranged on the outer wall of the box body, and a screw assembly seat matched with the auxiliary fixing screw is fixed in the bottom box.

7. The optical cable splice closure of claim 1, wherein: The optical cable fixing seat comprises a fixed base fixedly connected with the bottom box, a movable top base is detachably assembled on the fixed base, optical cable covering arc grooves are respectively arranged on the opposite surfaces of the fixed base and the movable top base, and reinforcing fixing protrusions are arranged in the optical cable covering arc grooves.

8. The optical cable splice closure of claim 1, wherein: The fiber fixing device comprises a fixed column fixedly connected with the bottom wall of the bottom box, a column sleeve is sleeved on the fixed column, and a fiber blocking plate extending outward is arranged on the column sleeve.

9. The optical cable splice closure of claim 1, wherein: The bottom box hanger comprises a hanging support plate detachably connected with the bottom box, a hanging limiting plate is detachably assembled at the end of the hanging support plate away from the bottom box, a hanging gap is formed between the hanging limiting plate and the hanging support plate, and parts of the hanging limiting plate located on both sides of the hanging gap are attached to the hanging support plate.

10. The optical cable splice closure of claim 1, wherein: The bottom box and the top cover are provided with buckling sealing elements used in cooperation.

Images