WO2021022918A1 - 一种光缆接头盒 - Google Patents

一种光缆接头盒 Download PDF

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Publication number
WO2021022918A1
WO2021022918A1 PCT/CN2020/097526 CN2020097526W WO2021022918A1 WO 2021022918 A1 WO2021022918 A1 WO 2021022918A1 CN 2020097526 W CN2020097526 W CN 2020097526W WO 2021022918 A1 WO2021022918 A1 WO 2021022918A1
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WO
WIPO (PCT)
Prior art keywords
splice tray
fiber
tray
splice
bracket
Prior art date
Application number
PCT/CN2020/097526
Other languages
English (en)
French (fr)
Inventor
孙建华
刘映辉
徐幸兴
姚秋飞
马帅强
缪陈蕾
戴丁丁
Original Assignee
中天宽带技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中天宽带技术有限公司 filed Critical 中天宽带技术有限公司
Publication of WO2021022918A1 publication Critical patent/WO2021022918A1/zh

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439—Auxiliary devices
    • G02B6/444—Systems or boxes with surplus lengths
    • G02B6/4441—Boxes
    • G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439—Auxiliary devices
    • G02B6/4457—Bobbins; Reels
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439—Auxiliary devices
    • G02B6/4471—Terminating devices ; Cable clamps

Definitions

  • the invention relates to the technical field of optical fiber and optical cable connection equipment, and more specifically, to an optical cable joint box.
  • the splice protection tray in the vertical optical cable splice box is generally installed in a straight manner. Due to the limitation of the size of the cap body, the number of splice trays that can be placed is limited, resulting in a limited capacity of the splice box , And in the actual use process, the expansion capacity is limited; when the expansion is needed, only a new connector box can be used for connection, which takes up a lot of space, especially in foreign countries, optical cable lines and equipment need to pay rent, which will increase line transportation. Dimension cost.
  • the function of the traditional optical cable connector box is relatively single, and its adaptability to optical cable structure, wiring and fiber splitting occasions is poor; due to the continuous update of optical cable structure and the continuous enrichment of use scenarios, the existing optical cable connector box can no longer meet the market On demand.
  • the object of the present invention is to provide an optical cable connector box with relatively large capacity. When capacity expansion is required, no additional connector box is required, and the assembly and combination are convenient and flexible, and can be adjusted according to actual needs.
  • An optical cable connector box comprising a chassis, a cap body, a fixing seat arranged on the chassis, and a bracket connected to the fixing seat.
  • the left and right sides of the bracket are provided with at least one type of fuses superimposed along the height direction.
  • the splice tray module includes a detachable splice tray fixing seat connected to the bracket and a splice tray rotatably connected to the splice tray fixing seat, and the splice tray is along the splice tray fixing seat. The height direction is superimposed.
  • the splice tray is provided with a first clamping portion for installing a heat shrinkable tube and a second clamping portion for installing a splitter, the first clamping portion and the second clamping portion Both are detachably connected with the splice tray.
  • the side surface of the splice tray fixing seat is provided with a fixing device for fixedly connecting to the bracket, and the back of the splice tray is provided with a limit for restricting the relative position of the splice tray and the support. column.
  • the splice tray fixing seat is provided with a fixing hole for installing the splice tray bracket, the splice tray holder
  • the frame is detachably connected with the splice tray fixing seat.
  • both sides of the bracket are provided with fiber storage trays for storing optical fibers to be spliced
  • the fiber storage tray includes a fiber storage tray housing, a cable hole for allowing the optical fiber to pass through, and adjusting the optical fiber.
  • the wire passing hole is arranged in the fiber storage tray housing, and the winding post is connected with the fiber storage tray housing.
  • the bobbin includes a first bobbin and a second bobbin arranged side by side in a transverse direction, and the first bobbin and the second bobbin are both connected to the fiber storage tray shell. ⁇ Body connection.
  • the fiber storage tray is provided with a fiber splitter
  • the fiber splitter includes a sliding groove provided in its housing and a baffle for fixing the optical fiber protection tube in the optical cable, and the baffle is slidable and fixable ⁇ is installed in the chute.
  • the fixed seat is a fixed seat of aviation aluminum; and/or the bracket is a bracket of aviation aluminum.
  • it further includes a mounting bracket for placing the chassis vertically, and the mounting bracket is fixedly connected to the joint box.
  • the thread arranging needle for adjusting the coiling position of the light in the splice tray.
  • the thread arranging needle includes a tapered part and a hand-held part, and an anti-slip groove is provided on the outer periphery of the hand-held part.
  • the optical cable connector box provided by the present invention includes a chassis, a cap body, a fixing seat arranged on the chassis, and a bracket connected to the fixing seat, and at least one splice tray module superimposed along the height direction of the bracket is arranged on the left and right sides of the bracket;
  • the splice tray module includes a detachable splice tray fixing seat connected to the bracket and a splice tray rotatably connected to the splice tray fixing seat.
  • the splice trays are superimposed along the height direction of the splice tray fixing seat;
  • the splice tray modules are stacked along the height direction of the support.
  • the splice tray in the present invention is rotatably arranged on the splice tray fixing seat and superimposed along the height direction of the splice tray fixing seat.
  • the installation density of the splice tray can be increased, and the wiring can be effectively used.
  • the space in the box further increases the capacity of the junction box in the same volume. If you need to expand the capacity, you only need to stack the splice tray modules vertically, which is convenient for expansion; and the splice tray is modular
  • the setting method is detachably connected to the bracket through the splice tray base, and the required splice tray module can be selected for flexible matching installation according to the needs, making the installation of the splice tray more flexible and convenient.
  • Figure 1 is a schematic diagram of the external structure of the first embodiment of the optical cable connector box provided by the present invention
  • Figure 2 is a schematic diagram of the internal structure of the optical cable connector box in Figure 1;
  • Figure 3 is a schematic cross-sectional view of the optical cable connector box in Figure 1;
  • Figure 4 is a schematic diagram of the structure of the cap body
  • Figure 5 is a schematic cross-sectional view of the cap in Figure 4.
  • Figure 6 is a top view of the chassis
  • Figure 7 is a schematic diagram of the external structure of the fiber storage tray
  • Figure 8 is a schematic diagram of the internal structure of the fiber storage tray
  • Figure 9 is a left side view of the fiber storage tray shown in Figure 8.
  • Figure 10 is a right side view of the fiber storage tray shown in Figure 8.
  • Figure 11 is a schematic diagram of the structure of a four-position splice tray
  • Figure 12 is a left side view of the four-position splice tray shown in Figure 11;
  • Figure 13 is a schematic diagram of the structure of a six-position splice tray
  • Figure 14 is a left view of the six-position splice tray shown in Figure 13;
  • Figure 15 is a schematic diagram of the structure of an eight-position splice tray
  • Figure 16 is a left side view of the eight-position splice tray shown in Figure 15;
  • Figure 17 is a top view of the splice tray fixing seat
  • Figure 18 is a schematic diagram of the back of the splice tray fixing seat
  • Figure 19 is a schematic diagram of the left side of the splice tray fixing seat
  • Figure 20 is a schematic diagram of the right side of the splice tray fixing seat
  • Figure 21 is a schematic diagram of the structure of the mounting bracket
  • Figure 22 is a schematic structural diagram of an optical cable connector box with a mounting bracket installed
  • FIG. 23 is a schematic diagram of a specific embodiment of the routing mode of the backbone optical cable
  • Figure 24 is a schematic diagram of the structure of the thread management needle
  • FIG. 25 is an illustration of specific embodiments of the wiring of the trunk optical cable and the branch optical cable
  • FIG. 26 is a schematic diagram of specific embodiment 1 of the wiring method of the fiber storage tray
  • FIG. 27 is a schematic diagram of specific embodiment 2 of the wiring method of the fiber storage tray
  • Figure 28 is a schematic diagram of specific embodiment three of the fiber storage tray wiring method
  • Figure 29 is a schematic diagram of the structure of the fiber splitter.
  • 1 is the chassis, 101 is the mounting hole of the fixed seat, 102 is the mounting hole of the optical cable fixing bracket, 103 is the limit slot, 2 is the cap body, 201 is the limit rib, 202 is the valve installation slot, 3 is the locking hoop, 4 is the fixed seat, 5 is the bracket, 6 is the beam, 7 is the fiber storage tray, 701 is the fiber splitter mounting hole, 702 is the wire hole, 703 is the winding column, 704 is the first fixed shaft, and 705 is the fixed card Buckle, 706 is the cable tie fixing ear, 8 is the fiber storage tray cover, 9 is the fiber splitter, 10 is the baffle, 11 is the splice tray fixing seat, 1101 is the splice tray mounting hole, 1102 is the splice tray limit Position stopper, 1103 is the splice tray fixing post, 1104 is the second fixed shaft, 1105 is the fixed card, 1106 is the limit post, 12 is the splice tray, 13 is the splice tray cover, 14 is
  • the core of the present invention is to provide an optical cable junction box, which can increase the capacity in the same space volume, and the splice tray module can be flexibly configured and installed according to the requirements, so as to better meet the needs of users.
  • Figure 1 is a schematic diagram of the external structure of a specific implementation of the optical cable connector box provided by the present invention
  • Figure 2 is a schematic diagram of the internal structure of the optical cable connector box in Figure 1
  • Figure 3 is the optical cable connector box in Figure 1
  • Figure 4 is a schematic diagram of the cap body
  • Figure 5 is a schematic cross-sectional view of the cap body in Figure 4
  • Figure 6 is a top view of the chassis
  • Figure 7 is a schematic diagram of the external structure of the fiber storage tray
  • Figure 8 is the fiber storage tray Schematic diagram of the internal structure
  • Figure 9 is a left view of the fiber storage tray shown in Figure 8
  • Figure 10 is a right view of the fiber storage tray shown in Figure 8
  • Figure 11 is a schematic structural diagram of a four-position splice tray; Shows the left view of the four-position splice tray
  • Figure 13 is a schematic structural diagram of the six-position splice tray
  • Figure 14 is the left view of the six-position splice tray shown in
  • FIG. 24 is a schematic diagram of the structure of the cable management needle;
  • Fig. 25 is an example of a specific embodiment of the trunk optical cable and branch optical cable routing;
  • Fig. 26 is a specific embodiment of the fiber storage tray routing Schematic diagram;
  • Figure 27 is a schematic diagram of the second embodiment of the fiber storage tray wiring method;
  • FIG. 28 is a schematic diagram of the specific embodiment three fiber storage disk wiring method;
  • Figure 29 is a schematic structural diagram of a fiber splitter.
  • the optical cable connector box provided by this embodiment includes a chassis 1, a cap body 2, a fixing seat 4 arranged on the chassis 1, and a bracket 5 connected to the fixing seat 4.
  • the left and right sides of the bracket 5 are provided with at least one type along its height
  • the splice tray module is superimposed in the direction;
  • the splice tray module includes a detachable splice tray fixing seat 11 connected to the bracket 5 and a splice tray 12 rotatably connected to the splice tray fixing seat 11, and the splice tray 12 is rotatably arranged It is superimposed on the splice tray fixing seat 11 and along the height direction of the splice tray fixing seat 11.
  • the splice tray module In the process of use, first assemble the different splice tray modules, and then install the splice tray modules as required. During the installation process, install the splice tray holder 11 directly on the bracket 5. The splice tray module The splice trays 12 in the middle are arranged horizontally and stacked in the vertical direction.
  • the splice tray module can include four-position splice tray module, six-position splice tray module, and eight-position splice tray module. Of course, other modules may also be included. The specific conditions are determined here. It will not be repeated; preferably, the connection between the splice tray fixing seat 11 and the bracket 5 of all splice tray modules is the same.
  • the splice tray 12 in this specific embodiment is rotatably arranged on the splice tray fixing seat 11, and is stacked along the height direction of the splice tray fixing seat 11.
  • the installation density can be increased, and the The space in the junction box is further increased in the same volume of the space, and the capacity of the junction box is further increased. If the capacity needs to be expanded, only the splice tray modules need to be stacked vertically, which is convenient for expansion; and the splice tray 12 adopts Modular setting mode, and detachably connected to the bracket 5 through the base of the splice tray 12.
  • the type and quantity of the splice tray module will change under different conditions, which can be changed according to It is required to select the required splice tray module for flexible matching installation, so that the installation method of the splice tray 12 is more flexible and convenient.
  • bracket 5 is arranged in the middle position of the joint box, which means that the space volume on both sides of the width direction of the bracket 5 in the joint box is approximately the same.
  • the splice tray modules are symmetrically arranged on both sides of the bracket 5.
  • the upper part of the bracket 5 is provided with a cross beam 6.
  • the detachable connection between the splice tray fixing seat 11 and the bracket 5 may be a snap connection.
  • a fixing device for fixedly connecting to the bracket 5 can be provided on the side of the splice tray fixing seat 11, and the splice tray is fixed.
  • the back of the seat 11 is provided with a limit post 1106 for limiting the relative position of the splice tray and the bracket 5.
  • the fixing device is a fixing card 1105 and a second fixing shaft 1104, and the bracket 5 is provided with a groove or a buckle for cooperating with the fixing card 1105 and a structure for cooperating with the second fixing shaft 1104, so that the splice tray is fixed.
  • 11 is fixedly connected to the bracket 5, and in addition, the bracket 5 is provided with a limiting hole for cooperating with the limiting column 1106, so that the splice tray fixing seat 11 can be positioned during the installation process.
  • the front of the splice tray fixing seat 11 is provided with a splice tray mounting hole 1101 for rotating the splice tray 12 and a splice tray limiting block 1102 for limiting the position of the splice tray 12.
  • the splice tray 12 may include a second heat shrinkable tube.
  • a clamping portion and a second clamping portion for installing the splitter. Both the first clamping portion and the second clamping portion are detachably connected to the splice tray 12.
  • the number of the first card connection parts or the number of the second card connection parts can be selected according to actual needs to realize flexible configuration.
  • the first clamping portion can be set to a variety of different sizes, and when the size of the optical fiber changes, it can be replaced according to the size of the heat shrinkable tube.
  • the first clamping portion, the second clamping portion and the splice tray 12 are connected in the same manner, and the position for installing the first clamping portion can also be used for installing the second clamping portion.
  • both the first clamping portion and the second clamping portion are referred to as the fixed clamping slot 14.
  • a splice tray holder for holding up the splice tray 12 can be provided.
  • the splice tray fixing seat 11 is provided with fixing holes for installing the splice tray bracket 20, and the splice tray bracket 20 is detachably connected to the splice tray fixing seat 11.
  • the splice tray 20 can be inserted into the fixing hole of the splice tray fixing seat 11, and the splice tray 20 will be fused with the fiber that needs to be coiled.
  • the upper splice tray 12 adjacent to the fiber tray 12 is held up. After the optical fiber in the lower splice tray 12 is coiled, the splice tray 20 is taken out of the fixing hole and placed in a suitable position.
  • the splice tray cover 13 is provided with a storage structure for accommodating the splice tray 20 to prevent the splice tray 20 from being lost.
  • a splice tray holder fixing post 1103 is provided on the back of the splice tray fixing seat 11, and the fixing holes are arranged in the splice tray holder fixing post 1103.
  • a fiber storage tray 7 for storing the fiber to be spliced can be arranged on both sides of the bracket 5.
  • the fiber storage tray 7 includes a fiber storage tray housing, a cable hole 702 for passing the optical fiber, and a bobbin 703 for adjusting the direction of the fiber; the cable hole 702 is arranged in the fiber storage tray shell Body, the winding column 703 is connected with the fiber storage tray housing.
  • the bobbin 703 may include a first bobbin and a second bobbin that are arranged side by side along the transverse direction, and the first bobbin and the second bobbin are both connected to the fiber storage tray housing.
  • the trunk fiber and branch fiber can be wound around the outer circumference of the first bobbin and exit from the upper part of the fiber storage tray 7.
  • the branch fiber is wound around the outer circumference of the second bobbin, and enters the splice tray 12 from the upper outlet on the other side of the fiber storage tray 7, or the branch fiber and the main fiber can be split by the same splitter 9 enters the fiber storage reel 7, and the main fiber is wound around the outer circumference of the first bobbin, and enters the splice reel 12 from the upper exit of the fiber storage reel 7, and the branch fiber is bypassed by the upper part of the first bobbin, and It is wound on the second bobbin, and then enters the splice tray 12 from the upper outlet on the other side of the fiber storage tray 7, or only the backbone fiber enters the fiber storage tray 7 from the fiber splitter 9 and is passed from the first bobbin
  • the upper part and the branch fiber is wound around the outer circumference of the second bobbin, and enters the splice tray 12 from
  • the arrangement of the bobbin 703 can make the adjustment of the direction of the optical fiber more convenient, which is beneficial to operations such as fusion splicing and light splitting of the optical fiber.
  • the fiber storage tray 7 is provided with a fiber splitter 9, and the fiber splitter 9 includes a sliding groove provided in its housing, a slidable and fixable baffle 10 provided in the sliding groove, and the baffle 10 is used to fix the optical cable Medium fiber protection tube.
  • the side of the baffle 10 is provided with a boss
  • the housing of the fiber splitter 9 is provided with a limiting hole for engaging with the boss to fix the baffle 10 relative to the housing of the fiber splitter 9 .
  • the fiber splitter 9 is provided with a sliding groove for installing the baffle 10, and the optical cable is fixed in the space formed by the baffle 10 and the housing of the fiber splitter 9.
  • the fiber storage tray 7 may include a first fiber splitter and a second fiber splitter symmetrically arranged along its length direction.
  • fiber splitter mounting holes 701 on both sides of the lower part of the fiber storage tray 7 for installing the fiber splitter 9; three first fixed shafts 704 are provided on the right side to limit the installation position of the fiber storage tray 7;
  • the side is provided with a fixing buckle 705 for fixed connection with the bracket 5;
  • a cable tie fixing ear 706 is provided at the lower part for installing the cable tie;
  • the fiber storage tray 7 is provided with a fiber storage tray cover 8 to prevent the optical fiber from being exposed to the outside.
  • the fixing seat 4 may be a fixing seat of aviation aluminum; and/or the bracket 5 may be a bracket of aviation aluminum.
  • Aviation aluminum is light in weight, high in strength, and excellent in environmental resistance. It can be lightweight on the premise of ensuring the strength and rigidity of the fixing base 4 and the bracket 5.
  • the chassis 1 and the cap 2 are made of PP modified material by injection molding, which has strong environmental resistance; the modified material is made of PP base material, ethylene propylene rubber, a coupling crosslinking agent, and ethylene-vinyl acetate. Cross-linked ester copolymer.
  • a mounting bracket 22 for fixing the joint box can be provided.
  • the mounting bracket 22 is provided with a semicircular seat 2201 and a semicircular seat 2201.
  • a mounting bracket fixing ear 2202 connected to the chassis 1 of the joint box is provided, and the semicircular seat 2201 is connected to a fixing clamp 2204 through a connecting rod 2203.
  • the fixing clamp 2204 is fixed and clamped to the fixing structure so that the joint box is in a vertical state.
  • the fixing clamp 2204 is provided with a fastening screw, and a fastening block is connected to the lower end of the fastening screw. Tightening the fastening screw can make the mounting bracket 22 fixedly arranged.
  • a thread management needle 21 for adjusting the coiling position of the light in the splice tray 12 may be provided.
  • the thread management needle 21 includes a tapered part and a hand-held part.
  • the outer periphery of the hand-held part is provided with a non-slip groove.
  • the light can be adjusted to a suitable coiling position through the thread management needle 21 to avoid the problem of small manual operation space and difficult adjustment.
  • a fixing part for accommodating the thread management needle 21 may be provided on the splice tray cover 13.
  • the anti-skid groove is an annular groove.
  • the outer diameter of the grip of the thread management needle 21 is 6 mm.
  • the chassis 1 and the cap body 2 can be connected by the locking hoop 3.
  • the wedge angle and the gap of the locking hoop 3 can be adjusted to realize freehand installation and avoid bolts.
  • the chassis 1 is provided with a limit groove 103
  • the cap body 2 is provided with a limit rib 201 that matches with the limit groove 103
  • a box body seal 15 is provided at the connection between the cap body 2 and the chassis 1
  • the cap body 2 is also provided with an air valve installation groove 202.
  • the bottom of the chassis 1 is provided with an optical cable locking nut 17, the main optical cable and the branch optical cable are both locked by the optical cable locking nut 17, and the outer periphery of the optical cable is provided with an optical cable sealing member 16.
  • the size of 16 can be adjusted according to the size of the optical cable, so that the optical cable locking nut 17 can adapt to different sizes of optical cables;
  • the chassis 1 is also provided with an optical cable fixing bracket mounting hole 102 for installing the optical cable fixing bracket 18, and a fixing seat 4
  • the main optical cable enters through the large hole at the bottom of the chassis 1 for cutover, and is fixed on the chassis 1 through the optical cable fixing bracket 18 and the reinforcing core fixing card 19.
  • the optical fiber that does not need to be disconnected is output through the large hole.
  • the optical fiber cable tray is stored in the middle between; the branch optical cable enters through the small hole at the bottom of the chassis 1 as the output end, and is fixed on the chassis 1 through the optical cable fixing bracket 18 and the reinforcing core fixing card 19; the optical fiber is carried in the fiber storage tray 7 Storage and direction scheduling, and then enter the fiber splice tray 12 for fiber splicing and protection.
  • the fiber splice tray 20 When splicing, the fiber splice tray 20 is inserted into the fixing hole on the fiber splice tray 11 to hold up the fiber splice tray 12 to facilitate construction operations;
  • the optical cable seal 16 can be adjusted to realize the sealing of the main optical cables and distribution optical cables of various structures and sizes; when the functions need to be expanded, only splice tray modules of different specifications need to be added, and the micro splitter is fixed to the card slot by the splitter Installed in the splice tray 12, it can realize direct melting and splitting, or the prefabricated end can be flexibly allocated and splitting through an adapter.
  • first and second of the first bobbin and the second bobbin, the first splitter and the second splitter mentioned in this application document are only for distinguishing the difference in position. There is no priority.
  • optical cable connector box provided by the present invention has been described in detail above. Specific examples are used in this article to illustrate the principle and implementation of the present invention. The description of the above examples is only used to help understand the method and core idea of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the present invention.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

一种光缆接头盒，包括底盘(1)、帽体(2)、设置于底盘(1)的固定座(4)、与固定座(4)连接的支架(5)，支架(5)的左右两侧设置有至少一种沿其高度方向叠加设置的熔纤盘模块；熔纤盘模块包括可拆卸的连接于支架(5)的熔纤盘固定座(11)以及转动连接于熔纤盘固定座(11)的熔纤盘(12)，熔纤盘(12)转动设置于熔纤盘固定座(11)且沿熔纤盘固定座(11)的高度方向叠加。相比于现有技术，光缆接头盒可以使熔纤盘(12)的安装密度增加，有效的利用了接线盒内的空间，在体积相同的空间内，进一步增加了接线盒的容量，如需扩容时，只需将熔纤盘模块进行竖直方向的叠加，扩容方便；且熔纤盘(12)采用模块化的设置方式，并通过熔纤盘(12)底座可拆卸的连接于支架(5)，可以根据需求选择所需的熔纤盘模块进行灵活匹配安装，使熔纤盘(12)的安装方式更加灵活、方便。

Description

一种光缆接头盒 技术领域
本发明涉及光纤、光缆连接设备技术领域，更具体地说，涉及一种光缆接头盒。
背景技术
现有技术中的立式光缆接头盒中的熔接保护盘一般都采用坚直放置的方式进行安装，受帽体尺寸的限制，所能放置的熔纤盘数量有限，因此导致接头盒的容量有限，并且在实际使用的过程中，扩容量有限；需要扩容时只能用新的接头盒进行接续，对空间占用较多，特别是在国外，光缆线路和设备都需要付租金，会增加线路运维成本。
另外，传统光缆接头盒的功能比较单一，对光缆结构、配线、分纤分光场合的适应性较差；由于光缆结构的不断更新，使用场景不断丰富，现有的光缆接头盒已经不能满足市场上的需求。
综上所述，如何提供一种容量较大、且装配组合方便、灵活的接头盒，是目前本领域技术人员亟待解决的问题。
发明内容
有鉴于此，本发明的目的是提供一种光缆接头盒，具有比较大的容量，当需要扩容时，不需设置额外的接头盒，且装配组合方便、灵活，可以根据实际需求进行调整。
为了实现上述目的，本发明提供如下技术方案：
一种光缆接头盒，包括底盘、帽体、设置于所述底盘的固定座、与所述固定座连接的支架，所述支架的左右两侧设置有至少一种沿其高度方向叠加 设置的熔纤盘模块；
所述熔纤盘模块包括可拆卸的连接于所述支架的熔纤盘固定座以及转动连接于所述熔纤盘固定座的熔纤盘，所述熔纤盘沿所述熔纤盘固定座的高度方向叠加。
优选的，所述熔纤盘设置有用于安装热缩管的第一卡接部和用于安装分路器的第二卡接部，所述第一卡接部和所述第二卡接部均与所述熔纤盘可拆卸连接。
优选的，所述熔纤盘固定座的侧面设置有用于固定连接于所述支架的固定装置，所述熔纤盘的背面设置有用于限制所述熔纤盘与所述支架相对位置的限位柱。
优选的，还包括用于将所述熔纤盘托起的熔纤盘托架，所述熔纤盘固定座设置有用于安装所述熔纤盘托架的固定孔，所述熔纤盘托架与所述熔纤盘固定座可拆卸连接。
优选的，所述支架的两侧设置有用于储存待熔接光纤的储纤盘，所述储纤盘包括储纤盘壳体、用于使光纤穿过的过线孔以及用于调整所述光纤走向的绕线柱；
所述过线孔设置于所述储纤盘壳体，所述绕线柱与所述储纤盘壳体连接。
优选的，所述绕线柱包括沿横向并排设置的第一绕线柱和第二绕线柱，且所述第一绕线柱和所述第二绕线柱均与所述储纤盘壳体连接。
优选的，所述储纤盘设置有分纤器，所述分纤器包括设置于其壳体的滑槽以及用于固定光缆中光纤保护管的挡片，所述挡片可滑动且可固定的设置于所述滑槽。
优选的，所述固定座为航空铝材的固定座；和/或所述支架为航空铝材的支架。
优选的，还包括用于使所述底盘竖直放置的安装支架，所述安装支架与所述接头盒固定连接。
优选的，还包括用于调整所述熔纤盘内光线盘绕位置的理线针，所述理 线针包括锥形部和手持部，所述手持部的外周部设置有防滑凹槽。
本发明提供的光缆接头盒，包括底盘、帽体、设置于底盘的固定座、与固定座连接的支架，支架的左右两侧设置有至少一种沿其高度方向叠加设置的熔纤盘模块；熔纤盘模块包括可拆卸的连接于支架的熔纤盘固定座以及转动连接于熔纤盘固定座的熔纤盘，熔纤盘沿熔纤盘固定座的高度方向叠加；且支架两侧的熔纤盘模块沿支架的高度方向叠加设置。
本发明中的熔纤盘转动设置于熔纤盘固定座，并且沿熔纤盘固定座的高度方向叠加，相比于现有技术，可以使熔纤盘的安装密度增加，有效的利用了接线盒内的空间，在体积相同的空间内，进一步增加了接线盒的容量，如需扩容时，只需将熔纤盘模块进行竖直方向的叠加，扩容方便；且熔纤盘采用模块化的设置方式，并通过熔纤盘底座可拆卸的连接于支架，可以根据需求选择所需的熔纤盘模块进行灵活匹配安装，使熔纤盘的安装方式更加灵活、方便。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图获得其他的附图。
图1为本发明所提供的光缆接头盒的具体实施一的外部结构示意图；
图2为图1中光缆接头盒的内部结构示意图；
图3为图1中光缆接头盒的剖面示意图；
图4为帽体的结构示意图；
图5为图4中帽体的剖面示意图；
图6为底盘的俯视图；
图7为储纤盘的外部结构示意图；
图8为储纤盘的内部结构示意图；
图9为图8所示储纤盘的左视图；
图10为图8所示储纤盘的右视图；
图11为四位熔纤盘的结构示意图；
图12为图11所示四位熔纤盘的左视图；
图13为六位熔纤盘的结构示意图；
图14为图13所示六位熔纤盘的左视图；
图15为八位熔纤盘的结构示意图；
图16为图15所示八位熔纤盘的左视图；
图17为熔纤盘固定座的俯视图；
图18为熔纤盘固定座的背面示意图；
图19为熔纤盘固定座的左侧示意图；
图20为熔纤盘固定座的右侧示意图；
图21为安装支架的结构示意图；
图22为安装有安装支架的光缆接头盒的结构示意图；
图23为主干光缆的走线方式具体实施例的示意图；
图24为理线针的结构示意图；
图25为主干光缆与分支光缆走线方式具体实施例的以试图；
图26为储纤盘走线方式具体实施例一的示意图；
图27为储纤盘走线方式具体实施例二的示意图；
图28为储纤盘走线方式具体实施例三的示意图；
图29为分纤器的结构示意图。
图1-29中：
1为底盘、101为固定座安装孔、102为光缆固定支架安装孔、103为限位槽、2为帽体、201为限位筋、202为气阀安装槽、3为锁紧抱箍、4为固定座、5为支架、6为横梁、7为储纤盘、701为分纤器安装孔、702为过线孔、703为绕线柱、704为第一固定轴、705为固定卡扣、706为扎带固定耳、8为储纤盘盖板、9为分纤器、10为挡片、11为熔纤盘固定座、1101为熔纤盘安 装孔、1102为熔纤盘限位挡片、1103为熔纤盘托架固定柱、1104为第二固定轴、1105为固定卡、1106为限位柱、12为熔纤盘、13为熔纤盘盖板、14为固定卡槽、15为盒体密封件、16为光缆密封件、17为光缆锁紧螺母、18为光缆固定支架、19为加强芯固定卡、20为熔纤盘托架、21为理线针、22为安装支架、2201为半圆座、2202为安装支架固定耳、2203为连接杆、2204为固定夹具。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中进行描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。
本发明的核心是提供一种光缆接线盒，在相同空间体积的前体现，可以增加容量，且熔纤盘模块可以根据需求灵活配置安装，更好的满足用户需求。
请参考图1-29，图1为本发明所提供的光缆接头盒的具体实施一的外部结构示意图；图2为图1中光缆接头盒的内部结构示意图；图3为图1中光缆接头盒的剖面示意图；图4为帽体的结构示意图；图5为图4中帽体的剖面示意图；图6为底盘的俯视图；图7为储纤盘的外部结构示意图；图8为储纤盘的内部结构示意图；图9为图8所示储纤盘的左视图；图10为图8所示储纤盘的右视图；图11为四位熔纤盘的结构示意图；图12为图11所示四位熔纤盘的左视图；图13为六位熔纤盘的结构示意图；图14为图13所示六位熔纤盘的左视图；图15为八位熔纤盘的结构示意图；图16为图15所示八位熔纤盘的左视图；图17为熔纤盘固定座11的俯视图；图18为熔纤盘固定座11的背面示意图；图19为熔纤盘固定座11的左侧示意图；图20为熔纤盘固定座11的右侧示意图；图21为安装支架的结构示意图；图22为安装有安装支架的光缆接头盒的结构示意图；图23为主干光缆的走线方式具体实施例的示意图；图24为理线针的结构示意图；图25为主干光缆与分支光缆走线方式具体实施例的以试图；图26为储纤盘走线方式具体实施例一的示意图；图27为储纤盘走线方式具体实施例二的示意图；图28为储纤盘走线方 式具体实施例三的示意图；图29为分纤器的结构示意图。
本具体实施例提供的光缆接头盒，包括底盘1、帽体2、设置于底盘1的固定座4、与固定座4连接的支架5，支架5的左右两侧设置有至少一种沿其高度方向叠加设置的熔纤盘模块；熔纤盘模块包括可拆卸的连接于支架5的熔纤盘固定座11以及转动连接于熔纤盘固定座11的熔纤盘12，熔纤盘12转动设置于熔纤盘固定座11且沿熔纤盘固定座11的高度方向叠加。
在使用的过程中，首先将不同的熔纤盘模块进行组装，然后按照需求将熔纤盘模块进行安装，安装过程中直接将熔纤盘固定座11安装于支架5即可，熔纤盘模块中的熔纤盘12水平设置，且沿竖直方向叠加。
需要进行说明的是，可以使熔纤盘模块包括四位熔纤盘模块、六位熔纤盘模块和八位熔纤盘模块，当然，也可以包含其它模块，具体根据实际情况确定，在此不做赘述；优选的，所有熔纤盘模块的熔纤盘固定座11与支架5之间的连接方式相同。
本具体实施例中的熔纤盘12转动设置于熔纤盘固定座11，并且沿熔纤盘固定座11的高度方向叠加，相比于现有技术中，可以使安装密度增加，有效的利用了接线盒内的空间，在体积相同的空间内，进一步增加了接线盒的容量，如需扩容时，只需将熔纤盘模块进行竖直方向的叠加，扩容方便；且熔纤盘12采用模块化的设置方式，并通过熔纤盘12底座可拆卸的连接于支架5，由于熔纤盘模块设置有至少一种，而不同情况下熔纤盘模块的种类及数量会发生变化，可以根据需求选择所需的熔纤盘模块进行灵活匹配安装，使熔纤盘12的安装方式更加灵活、方便。
需要进行说明的是，支架5设置于接头盒的中间位置，是指接头盒内支架5宽度方向两侧的空间体积近似相同。
优选的，熔纤盘模块对称设置于支架5的两侧。
优选的，支架5的上部设置有横梁6。
熔纤盘固定座11与支架5之间的可拆卸连接方式可以是卡接，优选的，可以在熔纤盘固定座11的侧面设置用于固定连接于支架5的固定装置，熔纤 盘固定座11的背面设置有用于限制熔纤盘与支架5相对位置的限位柱1106。
优选的，固定装置为固定卡1105以及第二固定轴1104，支架5设置有用于与固定卡1105配合的凹槽或卡扣以及与第二固定轴1104配合的结构，以使熔纤盘固定座11与支架5固定连接，另外，支架5设置有用于与限位柱1106配合的限位孔，以使熔纤盘固定座11在安装过程中实现定位。
优选的，熔纤盘固定座11的正面设置有用于使熔纤盘12转动安装的熔纤盘安装孔1101，以及用于限制熔纤盘12位置的熔纤盘限位挡片1102。
在上述实施例的基础上，为了使熔纤盘12能够根据需求灵活的设置相关零部件，以实现熔接、分光和配线等功能，可以使熔纤盘12包括用于安装热缩管的第一卡接部以及用于安装分路器的第二卡接部，第一卡接部和第二卡接部均与熔纤盘12可拆卸连接。
在使用的过程中，可以根据实际需求选择安装第一卡接部的数量或第二卡接部的数量，以实现灵活配置。
优选的，第一卡接部可以设置为多种不同的尺寸，当光纤尺寸发生变化之后，可以根据热缩管的尺寸进行更换。
优选的，第一卡接部、第二卡接部与熔纤盘12的连接方式相同，用于安装第一卡接部的位置也可以用于安装第二卡接部。
需要进行说明的是，第一卡接部与第二卡接部均称为固定卡槽14。
在上述实施例的基础上，为了使下层的熔纤盘12中的光纤在盘绕过程中不受上层的熔纤盘12的影响，可以设置用于将熔纤盘12托起的熔纤盘托架20，熔纤盘固定座11设置有用于安装熔纤盘托架20的固定孔，熔纤盘托架20与熔纤盘固定座11可拆卸连接。
当需要将熔纤盘12内的光纤进行盘绕时，可以将熔纤盘托架20插在熔纤盘固定座11的固定孔内，并使熔纤盘托架20将与需要盘绕光纤的熔纤盘12相邻的上层熔纤盘12托起，下层熔纤盘12内的光纤盘绕完成之后，将熔纤盘托架20由固定孔内取出，放置至合适位置。
优选的，熔纤盘盖板13设置有用于收纳熔纤盘托架20的收纳结构，避 免熔纤盘托架20丢失。
优选的，熔纤盘固定座11的背面设置有熔纤盘托架固定柱1103，固定孔设置于熔纤盘托架固定柱1103内。
在上述实施例的基础上，为了使光纤在进入熔纤盘12之前具有合适的走向，可以在支架5的两侧设置用于储存待熔接光纤的储纤盘7，储纤盘7设置于熔纤盘12的下部，储纤盘7包括储纤盘壳体、用于使光纤穿过的过线孔702以及用于调整光纤走向的绕线柱703；过线孔702设置于储纤盘壳体，绕线柱703与储纤盘壳体连接。
优选的，可以使绕线柱703包括沿横向并排设置的第一绕线柱和第二绕线柱，且第一绕线柱和第二绕线柱均与储纤盘壳体连接。
如图26-图28所示，主干光纤和分支光纤由分纤器9进入储纤盘7之后，可以使主干光纤缠绕于第一绕线柱的外周部，并由储纤盘7的上部出口进入熔纤盘12，分支光纤缠绕于第二绕线柱的外周部，并由储纤盘7另一侧的上部出口进入熔纤盘12；或者可以是分支光纤与主干光纤由同一分纤器9进入储纤盘7，并且主干光纤缠绕于第一绕线柱的外周部，并由储纤盘7的上部出口进入熔纤盘12，分支光纤由第一绕线柱的上部绕过，并缠绕于第二绕线柱，然后由储纤盘7另一侧的上部出口进入熔纤盘12；或者可以只有主干光纤由分纤器9进入储纤盘7，并由第一绕线柱的上部、第二绕线柱的上部绕过，然后由过线孔702进入另一侧；当然，还可以是其它的走向方向，具体根据实际情况确定。
相比于现有技术，绕线柱703的设置可以使光纤方向的调整更加方便，有利于光纤的熔接、分光等操作。
优选的，储纤盘7设置有分纤器9，分纤器9包括设置于其壳体的滑槽、可滑动且可固定的设置于滑槽的挡片10，挡片10用于固定光缆中光纤保护管。
优选的，挡片10的侧边设置有凸台，分纤器9的壳体设置有用于与凸台配合卡接以使挡片10相对于分纤器9的壳体固定设置的限位孔。
如图29所示，分纤器9设置有用于安装挡片10的滑槽，光缆固定于挡片10与分纤器9壳体形成的空间内。
优选的，可以使储纤盘7包括沿其长度方向对称设置的第一分纤器和第二分纤器。
优选的，储纤盘7下部两侧设置有分纤器安装孔701，用于安装分纤器9；右侧设置有三个第一固定轴704，用于限定储纤盘7的安装位置；左侧设置有固定卡扣705，用于与支架5固定连接；下部设置有扎带固定耳706，用于安装扎带；储纤盘7设置有储纤盘盖板8可以避免光纤裸露于外部。
为了使接头盒的整体质量减轻，可以使固定座4为航空铝材的固定座；和/或支架5为航空铝材的支架。
航空铝材的重量轻、强度高，且耐环境性能优良，可以在保证固定座4及支架5的强度、刚度的前提下，实现轻量化。
优选的，底盘1和帽体2采用PP改性料注塑而成，具有较强的环境耐受性；改性料由PP基料与增润剂乙丙橡胶、耦合交联剂乙烯-醋酸乙烯酯共聚物交联而成。
接头盒在组合装配及使用的过程中，为了使其保持竖直状态，可以设置用于固定安装接头盒的安装支架22，如图21所示，安装支架22设置有半圆座2201，半圆座2201设置有与接头盒的底盘1连接的安装支架固定耳2202，且半圆座2201通过连接杆2203与固定夹具2204连接，固定夹具2204固定装夹于固定结构，使接头盒呈竖直状态。
优选的，固定夹具2204设置有紧固螺钉，紧固螺钉的下端连接有紧固块，旋紧紧固螺钉，可以使安装支架22固定设置。
在上述实施例的基础上，可以设置用于调整熔纤盘12内光线盘绕位置的理线针21，理线针21包括锥形部和手持部，手持部的外周部设置有防滑凹槽。
在使用的过程中，可以通过理线针21将光线调整至合适的盘绕位置，避免手动操作空间狭小、不易调整的问题。
优选的，可以在熔纤盘盖板13设置用于收纳理线针21固定部。
优选的，防滑凹槽为环形凹槽。
优选的，理线针21的手持部的外径为6mm。
在上述实施例的基础上，可以使底盘1与帽体2通过锁紧抱箍3连接，在使用的过程中，可以通过调整锁紧抱箍3的楔角以及间隙，实现徒手安装，避免螺栓拆卸过程中相关工具的使用；底盘1设置有限位槽103，帽体2设置有与限位槽103配合的限位筋201，且帽体2与底盘1的连接处设置有盒体密封件15；帽体2还设置有气阀安装槽202。
在另一具体实施例中，底盘1的底部设置有光缆锁紧螺母17，主干光缆和分支光缆均由光缆锁紧螺母17进行锁紧，光缆的外周部设置有光缆密封件16，光缆密封件16的尺寸可以根据光缆的尺寸进行调整，以使光缆锁紧螺母17适应不同尺寸的光缆；底盘1还设置有用于安装光缆固定支架18的光缆固定支架安装孔102，以及用于安装固定座4的固定座安装孔101，主干光缆由底盘1底部的大孔进入进行割接，通过光缆固定支架18和加强芯固定卡19固定在底盘1上，不需要断开的光纤由大孔输出，剩余的光缆盘储在之间的中间；分支光缆由底盘1底部的小孔进入，作为输出端，通过光缆固定支架18和加强芯固定卡19固定在底盘1上；光纤在储纤盘7内进行储存和方向的调度，然后进入熔纤盘12进行熔纤和保护，熔接时熔纤盘托架20插入熔纤盘固定座11上的固定孔内，托起熔纤盘12，便于施工操作；光缆密封件16可进行调整，实现各种结构和尺寸的主光缆和配线光缆的密封；需要扩展功能时，只需要增加不同规格的熔接盘模块，微型分路器通过分路器固定卡槽安装在熔纤盘12中，可实现直熔分光，或预制成端通过适配器进行灵活调配分光。
需要进行说明的是，本申请文件中提到的第一绕线柱和第二绕线柱、第一分纤器和第二分纤器中的第一和第二只是为了区分位置的不同，并没有先后顺序之分。
本说明书中各个实施例采用递进的方式描述，每个实施例重点说明的都是与其他实施例的不同之处，各个实施例之间相同相似部分互相参见即可。 本发明所提供的所有实施例的任意组合方式均在此发明的保护范围内，在此不做赘述。
以上对本发明所提供的光缆接头盒进行了详细介绍。本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想。应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以对本发明进行若干改进和修饰，这些改进和修饰也落入本发明的保护范围内。

Claims (10)

  1. 一种光缆接头盒，包括底盘(1)、帽体(2)、设置于所述底盘(1)的固定座(4)、与所述固定座(4)连接的支架(5)，其特征在于，所述支架(5)的左右两侧设置有至少一种沿其高度方向叠加设置的熔纤盘模块；
    所述熔纤盘模块包括可拆卸的连接于所述支架(5)的熔纤盘固定座(11)以及转动连接于所述熔纤盘固定座(11)的熔纤盘(12)，所述熔纤盘(12)沿所述熔纤盘固定座(11)的高度方向叠加。
  2. 根据权利要求1所述的光缆接头盒，其特征在于，所述熔纤盘(12)设置有用于安装热缩管的第一卡接部和用于安装分路器的第二卡接部，所述第一卡接部和所述第二卡接部均与所述熔纤盘(12)可拆卸连接。
  3. 根据权利要求2所述的光缆接头盒，其特征在于，所述熔纤盘固定座(11)的侧面设置有用于固定连接于所述支架(5)的固定装置，所述熔纤盘(12)的背面设置有用于限制所述熔纤盘(12)与所述支架(5)相对位置的限位柱(1106)。
  4. 根据权利要求1所述的光缆接头盒，其特征在于，还包括用于将所述熔纤盘(12)托起的熔纤盘托架(20)，所述熔纤盘固定座(11)设置有用于安装所述熔纤盘托架(20)的固定孔，所述熔纤盘托架(20)与所述熔纤盘固定座(11)可拆卸连接。
  5. 根据权利要求1所述的光缆接头盒，其特征在于，所述支架(5)的两侧设置有用于储存待熔接光纤的储纤盘(7)，所述储纤盘(7)包括储纤盘壳体、用于使光纤穿过的过线孔(702)以及用于调整所述光纤走向的绕线柱(703)；
    所述过线孔(702)设置于所述储纤盘壳体，所述绕线柱(703)与所述储纤盘壳体连接。
  6. 根据权利要求5所述的光缆接头盒，其特征在于，所述绕线柱(703)包括沿横向并排设置的第一绕线柱和第二绕线柱，且所述第一绕线柱和所述 第二绕线柱均与所述储纤盘壳体连接。
  7. 根据权利要求6所述的光缆接头盒，其特征在于，所述储纤盘(7)设置有分纤器(9)，所述分纤器(9)包括设置于其壳体的滑槽以及用于固定光缆中光纤保护管的挡片(10)，所述挡片(10)可滑动且可固定的设置于所述滑槽。
  8. 根据权利要求1-7任一项所述的光缆接头盒，其特征在于，所述固定座(4)为航空铝材的固定座；和/或所述支架(5)为航空铝材的支架。
  9. 根据权利要求8所述的光缆接头盒，其特征在于，还包括用于使所述底盘(1)竖直放置的安装支架(22)，所述安装支架(22)与所述接头盒固定连接。
  10. 根据权利要求9所述的光缆接头盒，其特征在于，还包括用于调整所述熔纤盘(12)内光线盘绕位置的理线针(21)，所述理线针(21)包括锥形部和手持部，所述手持部的外周部设置有防滑凹槽。
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