CN115016084A - Horizontal pluggable optical cable splice closure - Google Patents
Horizontal pluggable optical cable splice closure Download PDFInfo
- Publication number
- CN115016084A CN115016084A CN202210789353.9A CN202210789353A CN115016084A CN 115016084 A CN115016084 A CN 115016084A CN 202210789353 A CN202210789353 A CN 202210789353A CN 115016084 A CN115016084 A CN 115016084A
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- optical fiber
- optical
- cable
- box body
- fibers
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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
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
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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 relates to a horizontal pluggable optical cable splice closure, which comprises a closure body, a welding unit, a plugging unit and a closure cover covering the closure body; two sides of one side wall of the box body are provided with optical cable through holes; the cable part passes through the channel A and then is connected below the box body; the welding unit comprises an annular cavity arranged on the bottom surface of the box body, and two sides of the cavity are provided with first optical fiber through holes; a plurality of second optical fiber through holes are formed above the cavity, and a preset optical fiber is arranged in each second optical fiber through hole; one end of the preset optical fiber is positioned at the outer side of the cavity, the other end of the preset optical fiber is positioned at the inner side of the cavity, and one end of the preset optical fiber positioned at the outer side of the cavity is provided with an optical fiber connector which is inserted on the insertion unit; the optical fiber part enters the cavity through different first optical fiber through holes and is divided into two parts, one part is welded with the optical fiber of the other optical cable, and the other part is welded with the preset optical fiber. The optical fiber pluggable optical cable comprises a welding unit and a plugging unit, and the optical fiber pluggable connection in the optical cable is realized through the matching of the welding unit and the plugging unit.
Description
Technical Field
The invention relates to a horizontal pluggable optical cable splice closure, and belongs to the technical field of OPGW optical cable splice.
Background
The OPGW optical cable includes optical fiber and cable sections suitable for long distance power transmission and communications. When the long-distance OPGW optical cable is erected, two sections of OPGW optical cables are welded at corresponding positions through a welding means, and long-distance power transmission and communication are achieved. As the number of optical fiber cores of the OPGW optical cable increases and the number of external devices increases, the frequency of short-distance use of optical fibers increases. For example, to access a short-distance device at a certain location of a long-distance OPGW optical cable, the OPGW optical cable needs to be disconnected. The construction process is not only heavy in workload, but also affects normal power supply and communication. The existing optical cable fiber-splitting splice closure simply splits an optical cable into two parts, and an optical fiber structure for a splicing part is not designed, so that more labor is needed when short-distance equipment is accessed.
If with the module of pegging graft and the separation setting of butt fusion module, lead to the equipment size too big, be difficult for transportation and installation. And there is a problem of insufficient protection of the optical fiber interface.
Disclosure of Invention
In order to overcome the problems, the invention provides a horizontal pluggable optical cable splice closure which comprises a fusion splicing unit and a splicing unit, wherein the optical fiber pluggable connection in an OPGW optical cable is realized through the matching of the fusion splicing unit and the splicing unit.
The electromechanical mounting frame is simple in structure, convenient to detach, replaceable in parts and suitable for mounting electromechanical equipment of different specifications.
The technical scheme of the invention is as follows:
a horizontal pluggable optical cable splice closure comprises a closure body, a welding unit, a plugging unit and a closure cover covering the closure body; two sides of one side wall of the box body are provided with optical cable through holes; strip-shaped clamping blocks are arranged on two sides of the bottom of the box body, and a channel A is formed by the clamping blocks and one side wall of the box body; two OPGW optical cables to be connected respectively enter the box body from different optical cable through holes, the OPGW optical cables are divided into a cable part and an optical fiber part, and the cable part of the OPGW optical cables is connected below the box body after passing through the channel A; the welding unit comprises an annular cavity arranged on the bottom surface of the box body, and first optical fiber through holes are formed in two sides of the cavity; a plurality of second optical fiber through holes are formed above the cavity, and a preset optical fiber is arranged in each second optical fiber through hole; one end of the preset optical fiber is positioned outside the cavity, the other end of the preset optical fiber is positioned inside the cavity, and an optical fiber connector is arranged at one end of the preset optical fiber positioned outside the cavity and is inserted in the insertion unit; and the optical fiber parts of the two OPGW optical cables to be spliced enter the cavity through different first optical fiber through holes and are divided into two parts, one part is welded with the optical fiber of the other OPGW optical cable to be spliced to form a long-distance communication trunk, and the other part is welded with the preset optical fiber to form a spare optical fiber.
Furthermore, the plug-in unit comprises a plurality of optical fiber interfaces arranged on the side wall of the box body, the optical fiber interfaces are bilateral optical fiber interfaces, one side of each optical fiber interface faces the inner side of the box body, the other side of each optical fiber interface faces the outer side of the box body, and optical fibers on two sides of the same optical fiber interface are conducted; the preset optical fiber is inserted into one inward side of the optical fiber interface.
Furthermore, a fixing piece is arranged at each optical cable through hole, and each fixing piece comprises a fixing piece in the shape of two semicircles; the two ends of the fixing piece are provided with lugs, and screw holes are formed in the lugs; one fixing piece is fixed at the optical cable through hole, and the other fixing piece is connected with the fixed fixing piece through a screw to form an annular inner ring to clamp an OPGW optical cable to be connected.
Further, the preset optical fiber is fixed through glue after penetrating through the second optical fiber through hole.
Further, the preset optical fibers are divided into A, B two groups, the preset optical fibers in each group are welded with the optical fibers of the same section of OPGW optical cable to be spliced, and the number of the preset optical fibers in the A, B two groups is equal; the optical fiber interfaces are divided into two groups A1 and B1, the optical fiber interfaces of the two groups A1 and B1 are the same in number, the preset optical fibers of the group A are inserted into the optical fiber interfaces of the group A1, and the preset optical fibers of the group B are inserted into the optical fiber interfaces of the group B1; and connecting the optical fiber interfaces of any one of A1 group and B1 group at one side of the optical fiber interfaces facing the outer side of the box body through jumper wires to form a temporary long distance communication trunk.
Further, the preset optical fibers are divided into A, B two groups, the preset optical fibers in each group are welded with the optical fibers of the same section of OPGW optical cable to be spliced, and the number of the preset optical fibers in the A, B two groups is equal; two optical fibers can be inserted into two sides of the optical fiber interface, and two preset optical fibers inserted into the same optical fiber interface towards the inner side of the box body respectively come from the group A and the group B; and the outer side of the box body is connected with two slots of the same optical fiber interface through lines to form a zero-hour long-distance communication trunk.
Furthermore, a dustproof cover is arranged on the outer side of the box body and covers the optical fiber interface.
The invention has the following beneficial effects:
1. the optical fiber in the OPGW optical cable to be spliced is spliced through the internal fusion splicing unit, the optical fiber is divided into a direct-connection optical fiber and a standby optical fiber, the direct-connection optical fiber is used as a long-distance communication trunk, and the standby optical fiber is used for being connected with short-distance equipment. The cable part in the OPGW optical cable to be connected is separated from the optical fiber part through the clamping block, so that mutual interference is prevented.
2. One side of the optical fiber interface of the splice closure facing outwards is conducted through a jumper wire to form a temporary long-distance communication trunk, so that the waste of partial optical fiber communication resources in the OPGW optical cable when short-distance communication equipment is not accessed is avoided. The method is suitable for different communication equipment because the connection method of the jumper and the optical fiber is different according to different optical fiber interfaces.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of an internal structure according to an embodiment of the present invention.
Fig. 3 is a top view of an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a welding unit according to an embodiment of the present invention.
The reference numbers in the figures denote:
100. a case body; 101. a box cover; 102. an optical cable through hole; 103. a clamping block; 104. a fixing member; 105. a fixing sheet; 106. a tab; 200. a welding unit; 201. a cavity; 202. a first fiber through hole; 203. a second fiber through hole; 300. a plug-in unit; 301. an optical fiber interface; 302. and a dust cover.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Referring to fig. 1 to 4, a horizontal pluggable optical cable closure includes a box body 100, a fusion splicing unit 200, a plugging unit 300, and a box cover 101 covering the box body 100; two sides of one side wall of the box body 100 are provided with optical cable through holes 102; strip-shaped fixture blocks 103 are arranged on two sides of the bottom of the box body 100, and a channel A is formed by the fixture blocks 103 and one side wall of the box body 100; two OPGW optical cables to be connected respectively enter the box body 100 from different optical cable through holes 102, the OPGW optical cables are divided into a cable part and an optical fiber part, the cable part of the OPGW optical cables is subjected to insulation treatment, and the cable part of the OPGW optical cables is connected below the box body 100 after passing through a channel A; the welding unit 200 comprises an annular cavity 201 arranged on the bottom surface of the box body 100, and first optical fiber through holes 202 are formed in two sides of the cavity 201; a plurality of second optical fiber through holes 203 are formed above the cavity 201, and a preset optical fiber is arranged in each second optical fiber through hole 203; one end of the preset optical fiber is positioned outside the cavity 201, the other end of the preset optical fiber is positioned inside the cavity 201, and one end of the preset optical fiber positioned outside the cavity 201 is provided with an optical fiber connector and is inserted into the insertion unit 300; the optical fiber parts of the two OPGW optical cables to be spliced enter the cavity through different first optical fiber through holes 202 and are divided into two parts, one part is welded with the optical fiber of the other OPGW optical cable to be spliced to form a long-distance communication trunk, and the other part is welded with the preset optical fiber to form a spare optical fiber.
Referring to fig. 2, the optical fiber portion of the OPGW cable to be spliced has a B direction entering the fusion splicing unit 200.
In at least one embodiment, the plug unit 300 includes a plurality of optical fiber interfaces 301 disposed on a side wall of the box body 100, where the optical fiber interfaces 301 are double-sided optical fiber interfaces, one side of each optical fiber interface faces the inside of the box body 100, the other side of each optical fiber interface faces the outside of the box body 100, and optical fibers on two sides of the same optical fiber interface 301 are conducted; the preset optical fiber is inserted into the inward side of the optical fiber interface 301.
In at least one embodiment, a fixing member 104 is disposed at each cable through hole 102, and the fixing member 104 includes a fixing piece 105 having a semicircular shape; the two ends of the fixing plate 105 are provided with lugs 106, and the lugs 106 are provided with screw holes; one fixing piece 105 is fixed at the optical cable through hole 102, and the other fixing piece 105 is connected with the fixed fixing piece through a screw to form an annular inner ring for clamping an OPGW optical cable to be connected.
Because the self weight of the OPGW optical cable is larger, tension exists between two sections of continuous OPGW optical cables, and in order to eliminate the tension at the continuous part, the OPGW optical cable is fixed through the fixing piece 104.
In at least one embodiment, the pre-positioned optical fiber is fixed by glue after passing through the second optical fiber through hole 203.
The cross-sectional area of the preset optical fiber is far smaller than that of the second optical fiber through hole 203, so that the preset optical fiber is fixed by glue, the preset optical fiber is prevented from being separated from the second optical fiber through hole 203 due to sliding and the like, and inconvenience in subsequent installation is avoided.
In at least one embodiment, the pre-installed fibers are divided into A, B two groups, the pre-installed fibers in each group are fusion spliced with the fibers of the same segment of OPGW cable to be spliced, and A, B two groups of the pre-installed fibers are equal in number; the optical fiber interfaces 301 are divided into two groups of A1 and B1, the optical fiber interfaces of the two groups of A1 and B1 are the same in number, the preset optical fibers of the group A are inserted into the optical fiber interfaces 301 of the group A1, and the preset optical fibers of the group B are inserted into the optical fiber interfaces 301 of the group B1; a temporary long distance communication trunk is formed by connecting the optical fiber interfaces of any one of the groups a1 and B1 at the side of the optical fiber interfaces 301 facing the outside of the box body 100 through jumpers.
In at least one embodiment, the pre-installed fibers are divided into A, B two groups, the pre-installed fibers in each group are fusion spliced with the fibers of the same segment of OPGW cable to be spliced, and A, B two groups of the pre-installed fibers are equal in number; two optical fibers can be inserted into both sides of the optical fiber interface 301, and two preset optical fibers inserted into the same optical fiber interface 301 towards the inner side of the box body 100 are from a group A and a group B respectively; at the outer side of the box 100, two slots of the same optical fiber interface 301 are connected by a line, so as to form a zero-hour long-distance communication trunk.
After the splice closure is connected with the two sections of OPGW optical cables, a long-distance communication trunk is not formed, and the problem of communication resource waste exists in the optical fiber which is not accessed to the short-distance communication equipment part, so that the optical fibers from the two sections of OPGW optical cables are connected through jumper wires to form a temporary long-distance communication trunk, and the utilization rate of communication resources is improved. When the short-distance communication equipment is accessed, only the corresponding jumper wire needs to be disconnected. The connection modes of the two jumpers correspond to different types of optical fiber interfaces actually, and the selection of the optical fiber interfaces is related to the communication interface of the short-distance communication equipment, so that the connection methods of the two jumpers can face different operation environments.
In at least one embodiment, a dust cover 302 is disposed outside the box 100, and the dust cover 302 covers the optical fiber interface 301.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (7)
1. A horizontal pluggable optical cable splice closure is characterized by comprising a closure body (100), a fusion splicing unit (200), a splicing unit (300) and a closure cover (101) covering the closure body (100); two sides of one side wall of the box body (100) are provided with optical cable through holes (102); strip-shaped fixture blocks (103) are arranged on two sides of the bottom of the box body (100), and a channel A is formed by the fixture blocks (103) and one side wall of the box body (100); two OPGW optical cables to be connected respectively enter the box body (100) through different optical cable through holes (102), the OPGW optical cables are divided into a cable part and an optical fiber part, the cable part of the OPGW optical cables is subjected to insulation treatment, and the cable part of the OPGW optical cables is connected below the box body (100) after passing through a channel A; the welding unit (200) comprises an annular cavity (201) arranged on the bottom surface of the box body (100), and first optical fiber through holes (202) are formed in two sides of the cavity (201); a plurality of second optical fiber through holes (203) are formed above the cavity (201), and preset optical fibers are arranged in the second optical fiber through holes (203); one end of the preset optical fiber is positioned at the outer side of the cavity (201), the other end of the preset optical fiber is positioned at the inner side of the cavity (201), and an optical fiber connector is arranged at one end of the preset optical fiber positioned at the outer side of the cavity (201) and is inserted into the insertion unit (300); the optical fiber parts of the two OPGW optical cables to be spliced enter the cavity through different first optical fiber through holes (202) and are divided into two parts, one part is welded with the optical fiber of the other OPGW optical cable to be spliced to form a long-distance communication trunk, and the other part is welded with the preset optical fiber to form a spare optical fiber.
2. The horizontal pluggable optical cable closure according to claim 1, wherein the plugging unit (300) includes a plurality of optical fiber interfaces (301) disposed on the side walls of the box body (100), the optical fiber interfaces (301) are double-sided optical fiber interfaces, one side of each optical fiber interface faces the inside of the box body (100), the other side of each optical fiber interface faces the outside of the box body (100), and optical fibers on two sides of the same optical fiber interface (301) are conducted; the preset optical fiber is inserted into one side facing inwards of the optical fiber interface (301).
3. The horizontal pluggable cable closure according to claim 1, wherein a fixing member (104) is disposed at each of the cable through holes (102), the fixing member (104) comprising a fixing piece (105) having a semicircular shape; the two ends of the fixing plate (105) are provided with lugs (106), and screw holes are formed in the lugs (106); one fixing piece (105) is fixed at the optical cable through hole (102), and the other fixing piece (105) is connected with the fixed fixing piece through a screw to form an annular inner ring to clamp an OPGW optical cable to be connected.
4. The horizontal pluggable cable closure of claim 1, wherein the pre-installed optical fibers are fixed by glue after passing through the second optical fiber through holes (203).
5. The horizontal pluggable cable closure of claim 2, wherein the pre-installed fibers are classified into A, B two groups, the pre-installed fibers in each group are fusion spliced with the fibers of the same segment of OPGW cable to be spliced, and the number of the pre-installed fibers in the A, B two groups is equal; the optical fiber interfaces (301) are divided into two groups A1 and B1, the optical fiber interfaces of the two groups A1 and B1 are the same in number, the preset optical fibers of the group A are inserted into the optical fiber interfaces (301) of the group A1, and the preset optical fibers of the group B are inserted into the optical fiber interfaces (301) of the group B1; connecting the optical fiber interfaces of any one of A1 group and B1 group on one side of the optical fiber interfaces (301) facing the outer side of the box body (100) through a jumper to form a temporary long distance communication trunk.
6. The horizontal pluggable cable closure of claim 2, wherein the pre-installed fibers are grouped into A, B two groups, the pre-installed fibers in each group are fused to the fibers of the same segment of OPGW cable to be spliced, and A, B two groups have equal numbers of pre-installed fibers; two optical fibers can be inserted into two sides of the optical fiber interface (301), and two preset optical fibers inserted into the same optical fiber interface (301) towards the inner side of the box body (100) are respectively from the group A and the group B; and two slots of the same optical fiber interface (301) are connected with the outer side of the box body (100) through lines to form a zero-hour long-distance communication trunk.
7. The horizontal pluggable cable closure according to claim 1, wherein a dust cover (302) is disposed outside the enclosure (100), and the dust cover (302) covers the optical fiber interface (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210789353.9A CN115016084A (en) | 2022-07-06 | 2022-07-06 | Horizontal pluggable optical cable splice closure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210789353.9A CN115016084A (en) | 2022-07-06 | 2022-07-06 | Horizontal pluggable optical cable splice closure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115016084A true CN115016084A (en) | 2022-09-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210789353.9A Pending CN115016084A (en) | 2022-07-06 | 2022-07-06 | Horizontal pluggable optical cable splice closure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115016084A (en) |
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2022
- 2022-07-06 CN CN202210789353.9A patent/CN115016084A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220831 Address after: 350003 No. 257, 54 Road, Gulou District, Fuzhou, Fujian Applicant after: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID FUJIAN ECONOMIC Research Institute Applicant after: FUJIAN ELECTRIC POWER PILOT TESTS CO.,LTD. Address before: 350003 No. 257, 54 Road, Gulou District, Fuzhou, Fujian Applicant before: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Applicant before: STATE GRID FUJIAN ECONOMIC Research Institute |
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| TA01 | Transfer of patent application right | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |