CN204964832U - Stable optic fibre branching unit - Google Patents
Stable optic fibre branching unit Download PDFInfo
- Publication number
- CN204964832U CN204964832U CN201520715766.8U CN201520715766U CN204964832U CN 204964832 U CN204964832 U CN 204964832U CN 201520715766 U CN201520715766 U CN 201520715766U CN 204964832 U CN204964832 U CN 204964832U
- Authority
- CN
- China
- Prior art keywords
- fine
- groove
- pickup groove
- input
- optical fiber
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a stable optic fibre branching unit, includes a box body and box cover, be provided with the fine fixed slot of the input that communicates in proper order in the box body, divide fine groove and export fine fixed slot, the lid is including apron and two curb plates, be provided with the layering on the apron, the layering is with input fixed slot, the fine groove of branch and export the cooperation of fine fixed slot, the length of curb plate equals or is less than the interval of fine fixed slot of input and the fine fixed slot of output, input fine fixed slot both sides and it all is provided with fiber fixing device on the cell wall in the fine fixed slot outside to export. The utility model discloses an each way optic fibre of layering messenger optic fibre branching unit on lid apron and the apron is twined by fine fixing, difficult two optic fibre that appear along separate routes to the stability of optic fibre branching unit has been improved.
Description
Technical field
The utility model relates to optical transmission device technical field, relates to a kind of stable optical fiber splitter particularly.
Background technology
Twin-core skin cable i.e. 2 core covered wire cables, and it comprises 2 optical fiber, 1 strengthening core and sheath, and sheath is wrapped in outside optical fiber; optical fiber is protected; two core fibre cross sections become 8 fonts, and strengthening core is positioned at the central authorities of two core fibres, form the longitudinal direction arrangement of optical fiber-strengthening core-optical fiber.Double-core rubber-insulated optical cable can carry out a point fibre to it in termination, for the ease of differentiating, the sheath at the two ends of optical fiber need be set to different colors.When the sheath of point fine replacing optic fibre end, need first original for optical fiber sheath is peeled, then optical fiber is penetrated the sheath of different colours.Because optical fiber is very thin, frangibility, has exposed optical fiber between the sheath of two kinds of different colours, need protect with optical fibre separating device to optical fiber.The stationary installation that existing optical fibre separating device comprises box body and is fixed optical fiber, after optical fiber is installed on optical fiber splitter, two optical fiber along separate routes are easily wound around, and stability is not high.
Utility model content
For above-mentioned prior art Problems existing, the utility model provides a kind of stable optical fiber splitter, and by the lid by being connected with Snap of box, and the press strip in lid makes the optical fiber of shunt better locate, and stability in use is good.
The purpose of this utility model is achieved through the following technical solutions:
A kind of stable optical fiber splitter, comprise box body and lid, the fine pickup groove of the input be communicated with successively, point fine groove and the fine pickup groove of output is provided with in described box body, described lid comprises cover plate and two side plates, described cover plate is provided with press strip, described press strip coordinates with the fine pickup groove of input pickup groove, point fine groove and output, the length of described side plate is equal to or less than the fine pickup groove of input and exports the spacing of fine pickup groove, and the cell wall outside the fine pickup groove both sides of described input and the fine pickup groove of described output is provided with optic fibre fixing device.The utility model makes each road optical fiber of optical fiber splitter well be fixed by the press strip on lid cover plate and cover plate, not easily occurs two Optical Fiber Windings along separate routes, thus improves the stability of optical fiber splitter.
Further, described optic fibre fixing device comprises adjustment hole and is positioned at the adjuster bar of adjustment hole, described adjuster bar is provided with the first unidirectional tooth, the inwall of described adjustment hole is provided with tooth unidirectional with first mate and make adjuster bar only can to the second unidirectional tooth inputting single-way moving in the fine pickup groove of fine pickup groove or output, described adjuster bar be provided with circular groove near one end of the fine pickup groove of input or the fine pickup groove of output.By adjustment hole with to be mated and can only with the adjuster bar towards box body direction single-way moving; conveniently and solidly optical fiber is fixed on the fine pickup groove of input and exports in fine pickup groove, adjuster bar is provided with circular groove near the one end inputting fine pickup groove or the fine pickup groove of output and contributes to protecting optical fiber.
Further, the adjuster bar of the fine pickup groove both sides of described input is coaxial, and the adjuster bar of described output fine pickup groove both sides is coaxially coaxial with the regulating shaft inputted outside fine pickup groove, strengthens the fixation of adjuster bar to optical fiber with this, make again optic fibre force symmetrical, with anti-tamper.
Further, the inner side of described lid side panels is provided with card article, and the side of described box body is provided with the draw-in groove coordinated with card article, makes box body and lid reliable connection by this simple snap-in structure.
Further, described point of fine groove comprises inlet wire and divides fine groove to divide fine groove with two outlets dividing fine groove to be connected with inlet wire, inlet wire divides fine groove and outlet to divide fine groove in " people " font, described inlet wire divides fine groove to be communicated with the fine pickup groove of input, described outlet divides fine groove to be communicated with the fine pickup groove of output, thus avoids optical fiber in point fine groove, occur bending or be wound around.
Further, fiber optic protection layer is provided with in described point of fine groove, optional froth bed or rubber layer; optical fiber splitter generally adopts rigid plastic to make; directly optical fiber is snapped in during installation in point fine groove of plastics, easily damage optical fiber, the fiber optic protection layer energy available protecting optical fiber in point fine groove.
The beneficial effects of the utility model:
The utility model provides a kind of stable optical fiber splitter, by being arranged on the optic fibre fixing device that box body two ends input fine pickup groove and export fine pickup groove sidewall, strengthen the tensile strength of optical fiber splitter, lid again by being connected with Snap of box, make optical fiber splitter have good sealing, thus play optical fiber protection against the tide, dust-proof effect.
Accompanying drawing explanation
Accompanying drawing 1 is lid schematic diagram in a kind of embodiment of the utility model;
Accompanying drawing 2 is box body schematic diagram in a kind of embodiment of the utility model;
Accompanying drawing 3 is the A-A direction view of accompanying drawing 2.
In figure: 1-box body, 2-lid, 11-inputs fine pickup groove, 12-divides fine groove, and 13-exports fine pickup groove, 14-adjustment hole, 15-adjuster bar, 16-draw-in groove, 21-cover plate, 22-side plate, 121-inlet wire divides fine groove, and 122-outlet divides fine groove, the unidirectional tooth of 151-first, the unidirectional tooth of 152-second, 211-press strip, 221-card article.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment:
As shown in FIG. 1 to 3, a kind of stable optical fiber splitter, comprise box body 1 and lid 2, the fine pickup groove 11 of the input be communicated with successively is provided with in box body 1, divide fine groove 12 and export fine pickup groove 13, lid 2 comprises cover plate 21 and two side plates 22, cover plate 21 is provided with press strip 211, described press strip 211 and input pickup groove 11, divide fine groove 12 and export fine pickup groove 13 and coordinate, the length of side plate 22 is equal to or less than the fine pickup groove 11 of input and exports the spacing of fine pickup groove 13, the inner side of side plate 22 is provided with card article 221, the side of box body 1 is provided with the draw-in groove 12 coordinated with card article 221.Input on the cell wall outside fine pickup groove 11 both sides and the fine pickup groove 13 of described output and be provided with optic fibre fixing device.
Stationary installation comprises adjustment hole 14 and is positioned at the adjuster bar 15 of adjustment hole 14, adjuster bar 15 on be provided with the first unidirectional tooth 151, adjustment hole 14 inwall on be provided with tooth 151 unidirectional with first and mate and make adjuster bar (15) only can to inputting fine pickup groove (11) or exporting the second unidirectional tooth 152 of fine pickup groove (13) interior single-way moving, described adjuster bar 15 is provided with circular groove near the fine pickup groove 11 of input or one end of exporting fine pickup groove (13).The adjuster bar 15 inputting fine pickup groove 11 both sides is coaxial, and the adjuster bar 15 exporting fine pickup groove 11 both sides is coaxially coaxial with the regulating shaft 15 inputted outside fine pickup groove.
Dividing fine groove 12 to comprise inlet wire divides fine groove 121 to divide fine groove 122 with two outlets dividing fine groove to be connected with inlet wire; inlet wire divides fine groove 121 and outlet to divide fine groove 122 to divide fine groove 121 to be communicated with the fine pickup groove 11 of input in inlet wire described in " people " font; outlet divides fine groove 122 to be communicated with the fine pickup groove 13 of output; divide in fine groove 11 and be provided with fiber optic protection layer 113
The utility model makes each road optical fiber of optical fiber splitter well be fixed by the press strip 211 on the cover plate 21 of lid 2 and cover plate 21, not easily occurs two Optical Fiber Windings along separate routes, thus improves the stability of optical fiber splitter.And by adjustment hole 14 with to be mated and can only with the adjuster bar 15 towards box body 1 direction single-way moving; conveniently and solidly optical fiber be fixed on the fine pickup groove 11 of input and export in fine pickup groove 13; adjuster bar 15 is provided with circular groove near the fine pickup groove 11 of input or one end of exporting fine pickup groove 11 and contributes to protecting optical fiber, and the fiber optic protection layer in point fine groove also can available protecting optical fiber.
As mentioned above, then well the utility model can be realized.
Claims (6)
1. a stable optical fiber splitter, it is characterized in that: comprise box body (1) and lid (2), the fine pickup groove (11) of the input be communicated with successively is provided with in described box body (1), divide fine groove (12) and export fine pickup groove (13), described lid (2) comprises cover plate (21) and two side plates (22), described cover plate (21) is provided with press strip (211), described press strip (211) and input pickup groove (11), divide fine groove (12) and export fine pickup groove (13) and coordinate, the length of described side plate (22) is equal to or less than the fine pickup groove of input (11) and exports the spacing of fine pickup groove (13), the cell wall in the fine pickup groove of described input (11) both sides and fine pickup groove (13) outside of described output is provided with optic fibre fixing device.
2. stable optical fiber splitter according to claim 1, it is characterized in that: described stationary installation comprises adjustment hole (14) and is positioned at the adjuster bar (15) of adjustment hole (14), described adjuster bar (15) is provided with the first unidirectional tooth (151), the inwall of described adjustment hole (14) is provided with tooth (151) unidirectional with first to mate, and make adjuster bar (15) only to the fine pickup groove of input (11) or the second unidirectional tooth (152) of fine pickup groove (13) interior single-way moving can be exported, described adjuster bar (15) is provided with circular groove (25) near the fine pickup groove of input (11) or one end of exporting fine pickup groove (13).
3. a kind of stable optical fiber splitter according to claim 1, it is characterized in that: the adjuster bar (15) of the fine pickup groove of described input (11) both sides is coaxial, the adjuster bar (15) of the fine pickup groove of described output (11) both sides is coaxially coaxial with the adjuster bar (15) inputted outside fine pickup groove.
4. a kind of stable optical fiber splitter according to claim 1, is characterized in that: the inner side of described side plate (22) is provided with card article (221), and the side of described box body (1) is provided with the draw-in groove (16) coordinated with card article (221).
5. a kind of stable optical fiber splitter according to claim 1 to any one of claim 4, it is characterized in that: described point of fine groove (12) comprises inlet wire and divide fine groove (121) to divide fine groove (122) with two outlets dividing fine groove to be connected with inlet wire, inlet wire divides fine groove (121) and outlet to divide fine groove (122) to divide fine groove (121) to be communicated with the fine pickup groove of input (11) in inlet wire described in " people " font, and described outlet divides fine groove (122) to be communicated with the fine pickup groove of output (13).
6. a kind of stable optical fiber splitter according to claim 1 to any one of claim 4, is characterized in that: be provided with fiber optic protection layer (113) in described point of fine groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520715766.8U CN204964832U (en) | 2015-09-16 | 2015-09-16 | Stable optic fibre branching unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520715766.8U CN204964832U (en) | 2015-09-16 | 2015-09-16 | Stable optic fibre branching unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204964832U true CN204964832U (en) | 2016-01-13 |
Family
ID=55059888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520715766.8U Expired - Fee Related CN204964832U (en) | 2015-09-16 | 2015-09-16 | Stable optic fibre branching unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204964832U (en) |
-
2015
- 2015-09-16 CN CN201520715766.8U patent/CN204964832U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20160916 |