CN114690355B - Light splitting distribution box - Google Patents

Light splitting distribution box Download PDF

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Publication number
CN114690355B
CN114690355B CN202210603079.1A CN202210603079A CN114690355B CN 114690355 B CN114690355 B CN 114690355B CN 202210603079 A CN202210603079 A CN 202210603079A CN 114690355 B CN114690355 B CN 114690355B
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China
Prior art keywords
box body
storage area
optical fiber
winding
splice tray
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Application number
CN202210603079.1A
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Chinese (zh)
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CN114690355A (en
Inventor
缪冬青
周云逢
叶伟
姜虎
吴媛媛
姚秋飞
蒋志祥
缪陈蕾
戴丁丁
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Jiangsu Zhongtian Technology Co Ltd
Zhongtian Broadband Technology Co Ltd
Original Assignee
Jiangsu Zhongtian Technology Co Ltd
Zhongtian Broadband Technology Co Ltd
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Application filed by Jiangsu Zhongtian Technology Co Ltd, Zhongtian Broadband Technology Co Ltd filed Critical Jiangsu Zhongtian Technology Co Ltd
Priority to CN202210603079.1A priority Critical patent/CN114690355B/en
Publication of CN114690355A publication Critical patent/CN114690355A/en
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Publication of CN114690355B publication Critical patent/CN114690355B/en
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439Auxiliary devices
    • G02B6/444Systems or boxes with surplus lengths
    • G02B6/4441Boxes
    • G02B6/4446Cable boxes, e.g. splicing boxes with two or more multi fibre cables
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/255Splicing of light guides, e.g. by fusion or bonding
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439Auxiliary devices

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

The invention provides a light splitting distribution box which comprises a box body (1) and a box cover (2), wherein a box body optical fiber winding storage area (11) and a leather cable connection area (12) are arranged in the box body (1), the box body (1) comprises a bottom plate (17) and a side wall (18), a fusion welding disc (19) and a fiber storage turning plate (110) are further arranged in the box body (1), the fusion welding disc (19) and the fiber storage turning plate (110) are both positioned in the box body optical fiber winding storage area (11), the fusion welding disc (19), the fiber storage turning plate (110) and the bottom plate (17) are sequentially stacked from front to back, and the fusion welding disc (19) and the fiber storage turning plate (110) can rotate relative to the bottom plate (17). The inside of the light splitting distribution box is simultaneously provided with a fusion splice tray (19) and a fiber storage turning plate (110), so that the internal wiring standard is more reasonable.

Description

Light splitting distribution box
Technical Field
The invention relates to the field of optical fiber communication equipment, in particular to a light splitting distribution box.
Background
The existing optical fiber distribution boxes (such as fiber distribution boxes and terminal boxes) are required to be welded, provided with splitters and connected with circuits on construction sites, so that the construction quantity is large, and due to the reasons that the operation standards are not uniform, the competence and quality of operation and maintenance personnel are different, links inside almost all the distribution boxes are disordered, the wiring of part of the boxes is unreasonable, and the optical loss is large or even light is not passed through. And a part of the cover plate of the distribution box can not be normally closed, the operation and maintenance difficulty in the later period is high, and even the box body and the link need to be integrally replaced.
Disclosure of Invention
The invention aims to provide a convenient-to-use light-splitting distribution box, which is simultaneously provided with a fusion splice tray and a fiber storage turning plate, so that the internal wiring standard of the light-splitting distribution box is more reasonable.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a light splitting distribution box comprises a box body and a box cover, wherein a box body optical fiber winding storage area and a leather cable connecting area are arranged in the box body; the box body comprises a bottom plate and a side wall, the box body is also internally provided with a fusion splice tray and a fiber storage turning plate, the fusion splice tray and the fiber storage turning plate are both positioned in the box body fiber winding storage area, the fusion splice tray, the fiber storage turning plate and the bottom plate are sequentially stacked from front to back, and the fusion splice tray and the fiber storage turning plate can rotate relative to the bottom plate; the box body optic fibre is equipped with the adapter mounting bracket around storing up between district and the rubber-insulated-cable linking district, and a plurality of adapters of arranging along left right direction can be installed to the adapter mounting bracket, is equipped with splice tray optic fibre in the splice tray around storing up district, thermoplasticity pipe installing zone and miniature branching unit mounting groove, is equipped with miniature branching unit in the miniature branching unit mounting groove, the output of miniature branching unit is connected through the input one-to-one of branch optic fibre and adapter.
The invention has the beneficial effects that:
1. the internal fusion splice tray and the fiber storage turning plate are arranged, and the wiring standard is more reasonable.
2. Need not to open around storing up district apron contact inner structure, only need open the joining region apron and can realize that the rubber-insulated-wire cable of end user end is pulled out and is inserted, the installation and the later maintenance of the engineering of being convenient for to the home of optic fibre.
3. The field construction amount of the indoor wiring box is reduced.
4. The branching unit is uniformly arranged and installed in a factory, and the internal wiring standard is more reasonable and uniform.
5. The internal structure is separated from the operation and maintenance port, so that the possibility of misoperation is reduced, and the maintenance difficulty and the operation and maintenance cost are reduced.
6. Compared with the common distribution box in the market, the distribution box has smaller size, less raw material consumption and certain cost advantage in box body price.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic external front view of the distribution box of the present invention.
Fig. 2 is a schematic external perspective view of the distribution box of the present invention.
Fig. 3 is a schematic view of the storage area cover closed and the connection area cover open.
Fig. 4 is a schematic view of the splice tray and fiber storage flap fully open.
FIG. 5 is a schematic view of the opening of the fritted disc.
Fig. 6 is a schematic bottom view of the splice tray opening and fiber storage flap closing.
FIG. 7 is a schematic top view of the splice tray opening and fiber storage flap closing.
Fig. 8 is a schematic view of the operation state of the fusion splice tray.
Fig. 9 is a schematic view of the working state of the fiber storage flap.
Fig. 10 is a schematic view of the operation state of the bottom plate of the cartridge body.
1. A box body; 2. a box cover; 3. a thermoplastic tube; 4. an adapter; 5. a branched optical fiber; 6. a trunk optical cable; 7. a leather cable;
11. the optical fiber winding storage area of the box body; 12. a cable connection area; 13. an adapter mount; 14. a cable mounting bracket; 15. a first main optical cable fixing block; 16. a second main optical cable fixing block; 17. a base plate; 18. a side wall; 19. a fusion splice tray; 110. fiber storage turning plate;
21. a storage area cover plate; 22. a connection area cover plate;
111. the inner layer of the box body is wound with a barrier strip; 112. a middle layer of the box body is wound with a barrier strip; 113. the outer layer of the box body is wound with a barrier strip; 114. the optical fiber protection strip is arranged on the left side of the box body; 115. locking columns around the storage area cover plate; 116. the right side of the box body is provided with an optical fiber protection strip; 117. a welding plate mounting seat; 118. a fiber storage turning plate mounting seat; 119. the optical fiber penetrates through the clamping ring;
141. sealing rubber strips for rubber-covered optical cables;
191. welding a tray cover; 192. welding the disc body; 193. a branched optical fiber entrance; 194. a branch optical fiber outlet; 195. the optical fiber winding storage area of the fusion splice tray; 196. a thermoplastic pipe mounting area; 197. winding barrier strips on the inner layer of the fusion splice tray; 198. winding barrier strips on the outer layer of the welding disc; 199. the thermoplastic pipe is provided with a clamping groove; 1910. the thermoplastic pipe is provided with a clamping groove; 1911. a micro shunt mounting groove;
1101. the fiber storage turnover plate is used for winding and storing the optical fiber; 1102. a front curved containment section; 1103. the fiber storage turning plate is provided with a wire winding barrier strip.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
A light splitting distribution box comprises a box body 1 and a box cover 2, a box body optical fiber winding storage area 11 and a leather cable connection area 12 are arranged in the box body 1, the box body 1 comprises a bottom plate 17 and a side wall 18, a fusion splice tray 19 and a fiber storage turning plate 110 are further arranged in the box body 1, the fusion splice tray 19 and the fiber storage turning plate 110 are both positioned in the box body optical fiber winding storage area 11, the fusion splice tray 19, the fiber storage turning plate 110 and the bottom plate 17 are sequentially stacked from front to back, the fusion splice tray 19 and the fiber storage turning plate 110 can rotate relative to the bottom plate 17, an adapter mounting frame 13 is arranged between the box body optical fiber winding storage area 11 and the leather cable connection area 12, a plurality of adapters 4 arranged along the left and right direction can be mounted on the adapter mounting frame 13, a fusion splice tray optical fiber winding storage area 195, a thermoplastic pipe mounting area 196 and a micro splitter mounting groove 1911 are arranged in the fusion splice tray 19, micro splitters are arranged in the micro splitter 1911, output ends of the micro splitters are connected with input ends of the adapters 4 in a one-to-one correspondence manner through branch optical fibers 5, as shown in fig. 1-7.
In this embodiment, the splice tray 19 is mainly used for installing and fixing the thermoplastic tubes 3 and/or the micro-splitters, after the trunk cable 6 enters the distribution box, a part of the optical fibers of the trunk cable 6 are connected with the thermoplastic tubes 3 and/or the micro-splitters, another part of the optical fibers of the trunk cable 6 are not connected with the thermoplastic tubes 3 and/or the micro-splitters, and the fiber storage flap 110 is used for winding and storing another part of the optical fibers of the trunk cable 6. The splice tray 19 and the fiber storage flap 110 each contain a through hole for passing the long screw or the locking post 115 around the storage cover.
In this embodiment, the box cover 2 comprises a winding storage area cover plate 21 and a connection area cover plate 22 which are adjacently arranged and are independent from each other, the winding storage area cover plate 21 can cover the box body optical fiber winding storage area 11, and the connection area cover plate 22 can cover the leather cable connection area 12, as shown in fig. 1 to 7.
The cassette fiber winding storage 11 is used for winding and storing the branch fibers 5 and connecting the branch fibers 5 with the input end of the adapter 4, and the rubber-covered cable connecting area 12 is used for connecting the rubber-covered cable 7 with the output end of the adapter 4. The winding storage area cover 21 can close or expose the cassette fiber winding storage area 11, and the connection area cover 22 can close or expose the cable connection area 12. After the box body optic fibre has installed around the part in the storage area 11, around storage area apron 21 and joining region apron 22 mutual independence, need not to open around storage area apron 21 contact inner structure, only need open joining region apron 22 and can realize that the rubber-insulated-wire optical cable of final user end is pulled out and is inserted, the installation and the later maintenance of the engineering of being convenient for to the home of optic fibre.
In this embodiment, the winding storage area cover plate 21 is connected to the box body 1 through a first rotating shaft, the winding storage area cover plate 21 can rotate around the first rotating shaft, the first rotating shaft is located on the upper side, the lower side, the left side or the right side of the winding storage area cover plate 21, and accordingly, the winding storage area cover plate 21 can be opened by being turned up, turned down, turned left or turned right. Preferably, the first rotating shaft is located on the left side of the storage area surrounding cover plate 21, the first rotating shaft is in an upright state, and the storage area surrounding cover plate 21 can be opened by turning left. The volume of the reservoir cover 21 is greater than the volume of the connection-area cover 22, and the area of the reservoir cover 21 is greater than the area of the connection-area cover 22.
In this embodiment, the connection area cover 22 is connected to the case 1 through a second rotation axis, the connection area cover 22 can rotate around the second rotation axis, the second rotation axis is located on the upper side, the lower side, the left side or the right side of the connection area cover 22, and accordingly, the connection area cover 22 can be opened by being turned up, turned down, turned left or turned right. Preferably, the second rotating shaft is located at the left side of the connecting area cover plate 22, the second rotating shaft is in an upright state, and the connecting area cover plate 22 can be opened by turning left. In addition, the first rotating shaft and the second rotating shaft may be the same shaft.
In this embodiment, the cassette fibers are disposed one above the other around the storage area 11 and the tether connection area 12, and disposed one above the other around the storage area cover 21 and the tether connection area cover 22. Box body optic fibre is equipped with adapter mounting bracket 13 around between storage area 11 and the leather cable joining region 12, adapter mounting bracket 13 is horizontally long bar-type texture, adapter mounting bracket 13 can install the adapter 4 along a plurality of upright states of left right direction range, the lower part of box body 1 is equipped with leather cable mounting bracket 14, leather cable mounting bracket 14 is horizontally long bar-type texture, contain a plurality of leather cable installation through-holes in the leather cable mounting bracket 14, a plurality of leather cables 7 of direction range about can being installed along to leather cable mounting bracket 14, the upper portion of leather cable mounting bracket 14 is connected with the sealed rubber strip 141 of leather cable, parallel arrangement about adapter mounting bracket 13 and the leather cable mounting bracket 14.
In this embodiment, the lower portion of the left side of the box body 1 is provided with a first trunk cable inlet/outlet and a first trunk cable fixing block 15, and the upper portion of the left side of the box body 1 is provided with a second trunk cable inlet/outlet and a second trunk cable fixing block 16. Or, the lower part of the right side of the box body 1 is provided with a first trunk cable inlet/outlet and a first trunk cable fixing block 15, and the upper part of the right side of the box body 1 is provided with a second trunk cable inlet/outlet and a second trunk cable fixing block 16.
In this embodiment, the box body optical fiber is located in the middle and upper part of the box body 1 around the storage area 11, the box body optical fiber is provided with a box body winding barrier arrangement area around the middle part of the storage area 11, and the box body winding barrier arrangement area is provided with a box body inner layer winding barrier 111, a box body middle layer winding barrier 112 and a box body outer layer winding barrier 113. Preferably, the lower part of the left side of the box body 1 is provided with a first trunk cable inlet/outlet and a first trunk cable fixing block 15, and the upper part of the left side of the box body 1 is provided with a second trunk cable inlet/outlet and a second trunk cable fixing block 16, as shown in fig. 4.
In this embodiment, box body 1 contains bottom plate 17 and lateral wall 18, and box body optic fibre still is equipped with box body left side optic fibre protection strip 114 in the storage area 11, around storage area apron locking post 115 and box body right side optic fibre protection strip 116, and box body left side optic fibre protection strip 114 is located box body optic fibre around the left side of storage area 11, and box body left side optic fibre protection strip 114 is located between box body wire winding blend stop arrangement area and the adapter mounting bracket 13, box body right side optic fibre protection strip 116 is located box body optic fibre around the right side of storage area 11, and box body right side optic fibre protection strip 116 is located between box body wire winding blend stop arrangement area and the lateral wall 18, around storage area apron 21 and around storage area apron locking post 115 can pass through bolted connection, as shown in fig. 1 to fig. 7.
The box inner layer winding barrier 111, the box middle layer winding barrier 112 and the box outer layer winding barrier 113 are all arc-shaped structures, and the box inner layer winding barrier 111, the box middle layer winding barrier 112 and the box outer layer winding barrier 113 are arranged in bilateral symmetry at intervals, as shown in fig. 4. The storage area cover locking column 115 is located at the lower part of the box body winding barrier strip arrangement area, the screws can adopt M4 multiplied by 30 long screws and can adopt common straight-line, cross-shaped or triangular, star-shaped and other special-shaped ports, preferably, the long screws can adopt triangular, star-shaped and other special-shaped ports, and the storage area cover 21 cannot be opened by a user side.
In this embodiment, the edge of the splice tray 19 is connected to the box body 1 sequentially through the splice tray rotating shaft and the splice tray mounting seat 117, the splice tray 19 can rotate around the splice tray rotating shaft, the splice tray mounting seat 117 is fixed on the upper side of the box body optical fiber winding storage area 11, the splice tray rotating shaft is in a horizontal state, the optical fiber connected to the lower side of the splice tray mounting seat 117 passes through the snap ring 119, the optical fiber passes through the snap ring 119 and is in an open ring structure, the splice tray 19 includes a splice tray cover 191 and a splice tray body 192 which are stacked front and back, the splice tray 19 can be opened or fastened, the splice tray cover 191 and the splice tray body 192 may share the splice tray rotating shaft, or the splice tray cover 191 and the splice tray body 192 may not share the splice tray rotating shaft, as shown in fig. 4.
In this embodiment, the upper end of the splice tray 19 is provided with a branch fiber inlet 193 and a branch fiber outlet 194, a splice tray fiber winding storage area 195, a thermoplastic pipe installation area 196 and a micro splitter installation groove 1911 are all arranged in the splice tray body 192, a splice tray fiber winding storage area 195, a thermoplastic pipe installation area 196 and a micro splitter installation groove 1911 are sequentially arranged from top to bottom, a splice tray fiber winding storage area 195 contains a splice tray inner layer winding barrier 197 and a splice tray outer layer winding barrier 198, a plurality of thermoplastic pipe installation slot 199 are contained in the thermoplastic pipe installation area 196, a plurality of thermoplastic pipe installation slot 199 are sequentially arranged from top to bottom, a thermoplastic pipe installation slot 199 can install a thermoplastic pipe 3 in a horizontal state, in the micro splitter installation groove 1911, the input end of the micro splitter faces to the left, and the output end of the micro splitter faces to the right, as shown in fig. 5.
In this embodiment, a plurality of thermoplastic pipe mounting slots 1910 are provided in the splice tray cover 191, the positions of the thermoplastic pipe mounting slots 1910 correspond to the positions of the thermoplastic pipe mounting slots 199, and when the splice tray 19 is in a fastened state, the thermoplastic pipe mounting slots 1910 and the thermoplastic pipe mounting slots 199 can clamp and fix the thermoplastic pipes 3.
In this embodiment, in order to facilitate installation and uniform wiring, a micro splitter is installed in the micro splitter installation groove 1911, an adapter 4 is provided on the adapter installation frame 13, the output end of the micro splitter is connected with the input end of the adapter 4 in a one-to-one correspondence manner through a branch optical fiber 5, and the branch optical fiber 5 sequentially passes through the splice tray optical fiber winding storage area 195 and the box optical fiber winding storage area 11. That is, miniature shunt, branch optic fibre 5 and adapter 4 all install in the mill in the branch distribution box, leave factory contain the miniature shunt, branch optic fibre 5 and the adapter 4 that connect gradually in the branch distribution box, for example, miniature shunt has 8 outputs, is equipped with 16 adapters 4 on the adapter mounting bracket 13, and miniature shunt has 8 outputs to be connected through branch optic fibre 5 and the 1 st to the input one-to-one of 8 adapters 4, and pipe 3 is connected through branch optic fibre 5 and the 9 th to the input one-to-one of 16 adapters 4 to thermoplasticity as required. Thermoplastic tubing 3, micro-splitters and adapters 4 can all be made as known in the art. For example, the adapter 4 may be a normal simplex SC adapter, or may be a duplex LC adapter to increase the capacity of the wiring box.
In this embodiment, the edge of the fiber storage turning plate 110 is connected to the box body 1 sequentially through the fiber storage turning plate rotating shaft and the fiber storage turning plate mounting seat 118, and the fiber storage turning plate 110 can rotate around the fiber storage turning plate rotating shaft. The first trunk cable inlet/outlet, the first trunk cable fixing block 15, the second trunk cable inlet/outlet, the second trunk cable fixing block 16 and the fiber storage flap mounting base 118 are all located on the same side (left side or right side) in the box body 1. Preferably, the first trunk cable inlet/outlet, the first trunk cable fixing block 15, the second trunk cable inlet/outlet, the second trunk cable fixing block 16 and the fiber storage flap mounting base 118 are all located on the left side in the box body 1, and the fiber storage flap rotating shaft is in an upright state.
In this embodiment, the fiber storage flap mounting seat 118 is fixed to the left side of the fiber winding storage area 11 of the box body, the fiber storage flap 110 includes a fiber storage flap fiber winding storage area 1101 and a front bend accommodating section 1102 which are arranged up and down, the fiber storage flap fiber winding storage area 1101 includes a fiber storage flap winding barrier 1103, the fiber storage flap winding barrier 1103 is in a runway-shaped structure, the fiber storage flap winding barrier 1103 is used for winding and storing another part of the optical fibers of the main optical cable 6, the front bend accommodating section 1102 is located above the adapter mounting frame 13, and the front bend accommodating section 1102 can accommodate the input end of the adapter 4, as shown in fig. 6 to 7.
The working modes of the light-splitting distribution box are described below, and the light-splitting distribution box can be applied to shelters with certain protection functions such as indoor buildings and corridors, and can be divided into two working modes according to link requirements.
The first way of operation of the link is as follows:
the outer sheath is stripped from the middle of the trunk optical cable 6, optical cable reinforcing ribs are cut according to the length of the box body, the optical cable enters the box body 1 from the first trunk optical cable inlet and outlet at the bottom, the outer sheath and the reinforcing ribs are fixed through the first trunk optical cable fixing block 15, and other optical fibers in the trunk optical cable 6 can be expanded to a next distribution box after coming out from the first trunk optical cable inlet and outlet at the top of the distribution box.
The 2:8 thermoplastic tube 3 is fixed to the thermoplastic tube mounting groove 199 of the thermoplastic tube mounting area 196 at the lower part of the splice tray 19, the optical fiber for the site distribution box is taken out to be spliced with the input end of the thermoplastic tube 3 on the splice tray 19, and the tail fiber (branch optical fiber 5) at the output end of the thermoplastic tube 3 is wound and stored by the box body outer layer winding barrier 113 on the bottom plate 17 and then can be inserted into the upper end (input end) of the adapter 4 at the bottom of the box body. The lower end (output end) of the adapter 4 is wire connectable to a user's umbilical cord 7. (the input end of the thermoplastic tube 3 has no plug, and the output end of the thermoplastic tube 3 has a plug).
The storage area surrounding cover plate 21 of the light splitting distribution box is fixed on the storage area surrounding cover plate locking column 115 through long screws M4 multiplied by 30, and the inside is sealed. The connection area cover plate 22 is fixed below the storage area cover plate 21 through a plastic rotating shaft and a side buckle, and the user only needs to open the connection area cover plate 22 for operation. (the long screws can be replaced by special screws to ensure that the user can not open the storage area surrounding cover plate 21), as shown in fig. 8 to 10.
The second way of operation of the link is as follows:
a 2:8 micro splitter is fixed to the lower portion of the splice tray 19 in the micro splitter mounting groove 1911, and the micro splitter output end pigtails (i.e., the branched optical fibers 5) are inserted in order into the upper end (input end) of the adapter 4 at the bottom of the box body. (this process can be packaged in the factory, the input of the micro splitter has no plug, and the output of the micro splitter has a plug). The miniature shunt, the adapter 4 and the internal circuit can be pre-installed in the interior of the device by a factory, so that the standard unification of the internal structure is ensured, and the workload of field installation and the possibility of error are reduced.
For ease of understanding and description, the absolute positional relationship is used in the present invention, and unless otherwise specified, the term "up" indicates the upper direction in fig. 1, the term "down" indicates the lower direction in fig. 1, the term "left" indicates the left direction in fig. 1, the term "right" indicates the right direction in fig. 1, the term "front" indicates a direction perpendicular to the sheet of fig. 1 and pointing to the outside of the sheet, and the term "rear" indicates a direction perpendicular to the sheet of fig. 1 and pointing to the inside of the sheet. The present invention has been described in terms of the viewing angle of the reader or user, but the above directional terms should not be construed or interpreted as limiting the scope of the present invention.
The above description is only exemplary of the invention and should not be taken as limiting the scope of the invention, so that the invention is intended to cover all modifications and equivalents of the embodiments described herein. In addition, the technical features and the technical schemes, and the technical schemes can be freely combined and used.

Claims (2)

1. The light splitting distribution box is characterized by comprising a box body (1) and a box cover (2), wherein a box body optical fiber winding storage area (11) and a leather cable connecting area (12) are arranged in the box body (1); the box body (1) comprises a bottom plate (17) and side walls (18), a fusion welding disc (19) and a fiber storage turning plate (110) are further arranged in the box body (1), the fusion welding disc (19) and the fiber storage turning plate (110) are both located in the box body optical fiber winding storage area (11), the fusion welding disc (19), the fiber storage turning plate (110) and the bottom plate (17) are sequentially stacked from front to back, and the fusion welding disc (19) and the fiber storage turning plate (110) can rotate relative to the bottom plate (17);
an adapter mounting frame (13) is arranged between the box body optical fiber winding storage area (11) and the leather cable connecting area (12), the adapter mounting frame (13) can be used for mounting a plurality of adapters (4) which are arranged along the left-right direction, a fusion splice tray optical fiber winding storage area (195), a thermoplastic pipe mounting area (196) and a micro splitter mounting groove (1911) are arranged in a fusion splice tray (19), a micro splitter is arranged in the micro splitter mounting groove (1911), and the output ends of the micro splitter are connected with the input ends of the adapters (4) in a one-to-one correspondence manner through branch optical fibers (5);
the optical fiber winding storage area (11) and the leather cable connecting area (12) of the box body are arranged up and down, a leather cable mounting rack (14) is arranged at the lower part of the box body (1), and a plurality of leather cables (7) arranged along the left and right direction can be mounted on the leather cable mounting rack (14);
the box body optical fiber winding storage area (11) is positioned in the middle and the upper part of the box body (1), the middle part of the box body optical fiber winding storage area (11) is provided with a box body winding barrier strip arrangement area, and a box body inner layer winding barrier strip (111), a box body middle layer winding barrier strip (112) and a box body outer layer winding barrier strip (113) are arranged in the box body winding barrier strip arrangement area; a first trunk optical cable inlet and outlet and a first trunk optical cable fixing block (15) are arranged at the lower part of the left side of the box body (1), and a second trunk optical cable inlet and outlet and a second trunk optical cable fixing block (16) are arranged at the upper part of the left side of the box body (1);
the optical fiber winding storage area (11) of the box body is also internally provided with a box body left optical fiber protection strip (114), a winding storage area cover plate locking column (115) and a box body right optical fiber protection strip (116), the box body left optical fiber protection strip (114) is positioned on the left side of the box body optical fiber winding storage area (11), the box body left optical fiber protection strip (114) is positioned between the box body winding barrier strip arrangement area and the adapter mounting frame (13), the box body right optical fiber protection strip (116) is positioned on the right side of the box body optical fiber winding storage area (11), the box body right optical fiber protection strip (116) is positioned between the winding box body barrier strip arrangement area and the side wall (18), and the winding storage area cover plate (21) is connected with the winding storage area cover plate locking column (115) through screws;
the edge of the fusion splice tray (19) is connected with the box body (1) sequentially through a fusion splice tray rotating shaft and a fusion splice tray mounting seat (117), the fusion splice tray (19) can rotate around the fusion splice tray rotating shaft, the fusion splice tray mounting seat (117) is fixed on the upper side of the box body optical fiber winding storage area (11), an optical fiber penetrating clamping ring (119) is connected to the lower portion of the fusion splice tray mounting seat (117), the fusion splice tray (19) comprises a fusion splice tray cover (191) and a fusion splice tray body (192) which are arranged in a front-back stacking mode, and the fusion splice tray (19) can be opened or buckled;
the upper end of the fusion splice tray (19) is provided with a branch optical fiber inlet (193) and a branch optical fiber outlet (194), the fusion splice tray optical fiber winding storage area (195), a thermoplastic pipe mounting area (196) and a micro splitter mounting groove (1911) are all arranged in the fusion splice tray body (192), the fusion splice tray optical fiber winding storage area (195), the thermoplastic pipe mounting area (196) and the micro splitter mounting groove (1911) are sequentially arranged from top to bottom, the fusion splice tray optical fiber winding storage area (195) is internally provided with a fusion splice tray inner layer winding barrier strip (197) and a fusion tray outer layer winding barrier strip (198), the thermoplastic pipe mounting area (196) is internally provided with a plurality of thermoplastic pipe mounting slots (199), and the thermoplastic pipe mounting slots (199) are sequentially arranged along the direction from top to bottom;
a plurality of thermoplastic pipe assembling clamping grooves (1910) are formed in the welding disc cover (191), the positions of the thermoplastic pipe assembling clamping grooves (1910) correspond to the positions of the thermoplastic pipe mounting clamping grooves (199), and the thermoplastic pipe assembling clamping grooves (1910) and the thermoplastic pipe mounting clamping grooves (199) can clamp thermoplastic pipes (3);
thermoplastic pipes (3) are arranged on the thermoplastic pipe mounting clamping grooves (199), the output ends of the thermoplastic pipes (3) are connected with the input ends of the adapters (4) in a one-to-one correspondence mode through branch optical fibers (5), and the branch optical fibers (5) sequentially pass through the fusion splice tray optical fiber winding and storage area (195) and the box body optical fiber winding and storage area (11);
a first trunk optical cable inlet and outlet and a first trunk optical cable fixing block (15) are arranged at the lower part of the left side of the box body (1), and a second trunk optical cable inlet and outlet and a second trunk optical cable fixing block (16) are arranged at the upper part of the left side of the box body (1); the edge of a fiber storage turning plate (110) is connected with a box body (1) through a fiber storage turning plate rotating shaft and a fiber storage turning plate mounting seat (118) in sequence, the fiber storage turning plate (110) can wind the fiber storage turning plate rotating shaft to rotate, the fiber storage turning plate mounting seat (118) is fixed on the left side of a box body optical fiber winding storage area (11), the fiber storage turning plate optical fiber winding storage area (1101) and a front bending containing section (1102) which are arranged up and down in the fiber storage turning plate (110) are contained, the fiber storage turning plate optical fiber winding storage area (1101) contains a fiber storage turning plate winding barrier strip (1103), and the front bending containing section (1102) can contain the input end of an adapter (4).
2. The distribution box of claim 1, wherein the box cover (2) comprises a winding storage area cover plate (21) and a connection area cover plate (22) which are adjacently arranged and are independent from each other, the winding storage area cover plate (21) can cover the box body optical fiber winding storage area (11), and the connection area cover plate (22) can cover the leather cable connection area (12); the winding storage area cover plate (21) is connected with the box body (1) through a first rotating shaft, the winding storage area cover plate (21) can rotate around the first rotating shaft, and the first rotating shaft is positioned on the upper side, the lower side, the left side or the right side of the winding storage area cover plate (21); joining region apron (22) are connected with box body (1) through the second pivot, and joining region apron (22) can wind the second pivot rotates, the second pivot is located upside, downside, left side or the right side of joining region apron (22).
CN202210603079.1A 2022-05-31 2022-05-31 Light splitting distribution box Active CN114690355B (en)

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