CN202067005U - Butterfly-shaped prefabricated tail optical fiber - Google Patents
Butterfly-shaped prefabricated tail optical fiber Download PDFInfo
- Publication number
- CN202067005U CN202067005U CN2011201472783U CN201120147278U CN202067005U CN 202067005 U CN202067005 U CN 202067005U CN 2011201472783 U CN2011201472783 U CN 2011201472783U CN 201120147278 U CN201120147278 U CN 201120147278U CN 202067005 U CN202067005 U CN 202067005U
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- China
- Prior art keywords
- butterfly
- optical cable
- fixed part
- lock pin
- optical fiber
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- 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 butterfly-shaped prefabricated tail optical fiber comprising a butting part, a ferrule positioning part, a ferrule, a spring, a butterfly-shaped optical cable fixing part, a bayonet lock, a butterfly-shaped optical cable and a protecting jacket. A first cavity at the inner part of the ferrule positioning part is sleeved with the butterfly-shaped optical cable fixing part and is sleeved in a second cavity of the butting part, the butterfly-shaped optical cable passes through the butterfly-shaped optical cable fixing part, an optical fiber is inserted into the ferrule, the ferrule and the spring are controlled inside by the ferrule positioning part and the butterfly-shaped optical cable fixing part, the front end of the ferrule positioning part is sleeved on the butting part, the butterfly-shaped optical cable fixing part is sleeved in the protecting jacket after being clamped in the bayonet lock, the outer side of an optical fiber guide slot on the butterfly-shaped optical cable fixing part is provided with a window, and the butterfly-shaped optical cable fixing part is provided with a limit platform. The butterfly-shaped prefabricated tail optical fiber facilitates reducing light source loss; meanwhile, quality of a product, site operation capacity and efficiency are improved, and cost is saved at the same time.
Description
Technical field
The utility model relates to a kind of butterfly tail optical fiber wire jumper that can be prefabricated.
Background technology
The quick coupler of site operation is used at existing butterfly optical cable two ends, main by prefabricated optical fiber and insertion fiber alignment, joint uses optical fiber matching fluid to reduce optical loss, butt joint optical fiber is taked surperficial clamping or is continued crooked fixing, by long-time temperature Change and external force influence, embrittlement or phenomenon of rupture can take place in butt joint optical fiber, and optical fiber matching fluid also can be volatilized in time, thereby causes product bad.
The conventional device assembling snaps in the spacing caveli of lock pin positioning element by column type butterfly optical cable fixed part salient point fixed part spacing preiection, optical fiber is outer blindly to be penetrated the butterfly optical cable fixed part, and the lock pin positioning element and the butterfly optical cable fixed part that will combine in advance are inserted in joint unit again.When this kind structure butterfly optical cable fixed part and the assembling of lock pin positioning element, because applied thrust is inhomogeneous and can't spacingly control, make butterfly optical cable fixed part salient point fixed part spacing preiection release spacing caveli, lead directly to into lock pin positioning element endoporus bottom, cause the big generation fracture phenomena of lock pin positioning element half waist type trench brace; Optical fiber is threaded into butterfly optical cable fixed part length outward and should not controls, and the fibre-optical bending scope hour can cause product butt joint back because ceramic core is drawn back, and causes disconnected fine; Group is good in advance lock pin positioning element and butterfly optical cable fixed part are inserted in joint unit, only depend on lock pin positioning element both sides salient point limited position of rotation, when twisting resistance snaps in spacing caveli greater than the spacing power of salient point and butterfly optical cable fixed part salient point fixed part spacing preiection, can cause pre-group lock pin positioning element and butterfly optical cable fixed part in joint unit, to rotate to come off and the butterfly optical cable fixed part comes off, thereby cause product bad.
The utility model content
In order to solve the problem that above-mentioned prior art exists, the purpose of this utility model is to propose the prefabricated tail optical fiber of a kind of butterfly, and it can effectively solve the problems referred to above that prior art exists.
For achieving the above object, the utility model can be solved by the following technical programs:
The prefabricated tail optical fiber of a kind of butterfly, comprise a docking part part, one lock pin positioning element, one lock pin, one spring, one butterfly optical cable fixed part, one bayonet lock, one butterfly optical cable, one protective sleeve, the described butterfly optical cable fixed part of one first cavity socket of this lock pin positioning element inside and being socketed in one second cavity of described joint unit, a butterfly optical cable penetrates the butterfly optical cable fixed part, optical fiber inserts lock pin, in by lock pin positioning element and butterfly optical cable fixed part lock pin and spring being controlled at, and the scope of freely stretching of assurance spring, this lock pin positioning element front end is inserted in joint unit, be inserted in protective sleeve after this butterfly optical cable fixed part snaps in bayonet lock, the outside of an optic fibre guide groove is provided with a form on the described butterfly optical cable fixed part; Described butterfly optical cable fixed part is provided with a limiting stand.
As further feature of the present utility model, described first cavity is provided with some gathering sills, and the applying plane of this gathering sill and described lock pin positioning element is complementary.
As further feature of the present utility model, the spacing plane of described butterfly optical cable fixed part one end is provided with plurality of fixed parts spacing preiection, and this fixed part spacing preiection is complementary with the spacing caveli that is located on described second cavity.
As further technical characterictic of the present utility model, described gathering sill is provided with some stopper slots, this stopper slot be located at the spacing preiection that described lock pin positioning element is provided with and be complementary.
As further technical characterictic of the present utility model, described butterfly optical cable fixed part is provided with a spring and places inside groove.
Owing to adopt above technical scheme, the prefabricated tail optical fiber of a kind of butterfly of the present utility model is compared with existing design, has the following advantages:
(1) produce in factory assembling design not only reduces difficulty of processing, and reduces processing cost, compares with existing quick coupler, and price reduces.
(2) optical fiber insertion distance can be visual, guarantees that optical fiber connects the deflection distance may command, guarantees that the effective fiber distance can not cause disconnected fibre and produce extra Insertion Loss.
(3) in butterfly optical cable fixed part device and lock pin positioning element when assembling,, spacing plane may command mounting distance can not cause the lock pin positioning element to break and causes product bad.
(4) full formula limit function guarantees that butterfly optical cable fixed part and lock pin positioning element are non-rotatable, can not cause the butterfly optical cable fixed part to get loose and rotates and cause the fibercuts phenomenon, improves and produces yield.
Description of drawings
Fig. 1 is a structure exploded perspective view of the present utility model.
Fig. 2 is a structural representation of the present utility model.
Fig. 3 is the structural representation of the utility model joint unit
Fig. 4 is the structural representation of the utility model lock pin positioning element.
Fig. 5 is the structural representation of the utility model butterfly optical cable fixed part.
Among the figure: 1, joint unit; 1-1, gathering sill; 2, the lock pin positioning element; 2-1, the applying plane; 2-2, spacing caveli; 2-3, second cavity; 2-4, spacing preiection; 3, lock pin; 4, spring; 5, the butterfly optical cable fixed part; 5-1, spring is placed inside groove; 5-2, the fixed part spacing preiection; 5-3, spacing plane; 5-4, limiting stand; 5-5, form; 5-6, the optic fibre guide groove; 6, bayonet lock; 7, butterfly optical cable; 8, protective sleeve.
Embodiment
Below in conjunction with the drawings and the specific embodiments, further set forth the utility model:
Extremely shown in Figure 5 as Fig. 1, with existing SC type is row, the prefabricated tail optical fiber of a kind of butterfly, it comprises a docking part part 1, one lock pin positioning element 2, one lock pin 3, one spring 4, one butterfly optical cable fixed part 5, one bayonet lock 6, one butterfly optical cable 7, one protective sleeve 8, one first cavity socket butterfly optical cable fixed part 5 of these lock pin positioning element 2 inside and being socketed among the one second cavity 2-3 of joint unit 1, a butterfly optical cable 7 penetrates butterfly optical cable fixed part 5, optical fiber inserts lock pin 3, in by lock pin positioning element 2 and butterfly optical cable fixed part 5 lock pin 3 and spring 4 being controlled at, and the scope of freely stretching of assurance spring 4, these lock pin positioning element 2 front ends are inserted in joint unit 1, this butterfly optical cable fixed part 5 is inserted in protective sleeve 8 after snapping in bayonet lock 6, and the outside of optical fiber guide channel 5-6 is provided with a form 5-5 on the butterfly optical cable fixed part 5; Butterfly optical cable fixed part 5 is provided with a limiting stand 5-4.First cavity is provided with some gathering sill 1-1, and the applying plane 2-1 of this gathering sill 1-1 and lock pin positioning element 2 is complementary.The spacing plane 5-3 of butterfly optical cable fixed part 5 one ends is provided with plurality of fixed parts spacing preiection 5-2, this fixed part spacing preiection 5-2 be located at that the spacing caveli 2-2 of 5-3 is complementary on second cavity, the spring that is provided with of butterfly optical cable fixed part 5 is placed inside groove 3-1.Gathering sill 1-1 is provided with some stopper slots, stopper slot be located at the spacing preiection 2-5 that lock pin positioning element 2 is provided with and be complementary.
The spacing plane 5-3 of butterfly optical cable fixed part 5 is inserted among the second cavity 2-3 of lock pin positioning element 2, fixed part spacing preiection 5-2 snaps onto among the spacing caveli 2-2 of lock pin positioning element 2 and tightens, lock pin positioning element 2 is nested in first cavity of joint unit 1 then, the gathering sill 1-1 of first cavity and applying plane 2-1 are complementary, anti-sliding stop, and the fastening of the stopper slot of the spacing preiection 2-4 of lock pin positioning element 2 and gathering sill 1-1 coupling.
Butterfly optical cable fixed part 5 rear end optic fibre guide groove 5-6 penetrate butterfly optical cable 7, penetrate length by form 5-5 control butterfly optical cable 7, snap in bayonet lock 6 then, are inserted in protective sleeve 8 at last, push the production that joint unit 1 finally reaches fast and stable.
But above-mentioned embodiment is exemplary, is to be the restriction that this patent is comprised scope in order better to make those skilled in the art can understand this patent, can not to be interpreted as; So long as according to spirit that this patent discloses done anyly be equal to change or modify, all fall into the scope that this patent comprises.
Claims (5)
1. prefabricated tail optical fiber of butterfly, comprise a docking part part, one lock pin positioning element, one lock pin, one spring, one butterfly optical cable fixed part, one bayonet lock, one butterfly optical cable, one protective sleeve, the described butterfly optical cable fixed part of one first cavity socket of this lock pin positioning element inside and being socketed in one second cavity of described joint unit, a butterfly optical cable penetrates the butterfly optical cable fixed part, optical fiber inserts lock pin, in by lock pin positioning element and butterfly optical cable fixed part lock pin and spring being controlled at, this lock pin positioning element front end is inserted in joint unit, be inserted in protective sleeve after this butterfly optical cable fixed part snaps in bayonet lock, it is characterized in that: the outside of an optic fibre guide groove is provided with a form on the described butterfly optical cable fixed part; Described butterfly optical cable fixed part is provided with a limiting stand.
2. the prefabricated tail optical fiber of butterfly according to claim 1 is characterized in that: described first cavity is provided with some gathering sills, and the applying plane of this gathering sill and described lock pin positioning element is complementary.
3. the prefabricated tail optical fiber of butterfly according to claim 1 and 2, it is characterized in that: the spacing plane of described butterfly optical cable fixed part one end is provided with plurality of fixed parts spacing preiection, and this fixed part spacing preiection is complementary with the spacing caveli that is located on described second cavity.
4. the prefabricated tail optical fiber of butterfly according to claim 3, it is characterized in that: described gathering sill is provided with some stopper slots, this stopper slot be located at the spacing preiection that described lock pin positioning element is provided with and be complementary.
5. the prefabricated tail optical fiber of butterfly according to claim 4 is characterized in that: described butterfly optical cable fixed part is provided with a spring and places inside groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201472783U CN202067005U (en) | 2011-05-10 | 2011-05-10 | Butterfly-shaped prefabricated tail optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201472783U CN202067005U (en) | 2011-05-10 | 2011-05-10 | Butterfly-shaped prefabricated tail optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202067005U true CN202067005U (en) | 2011-12-07 |
Family
ID=45060864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201472783U Expired - Fee Related CN202067005U (en) | 2011-05-10 | 2011-05-10 | Butterfly-shaped prefabricated tail optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202067005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162889A (en) * | 2011-05-10 | 2011-08-24 | 上海上诠电信科技有限公司 | Butterfly-like prefabricated tail fiber |
| CN109669247A (en) * | 2017-10-17 | 2019-04-23 | 苏州旭创科技有限公司 | Optical module |
-
2011
- 2011-05-10 CN CN2011201472783U patent/CN202067005U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162889A (en) * | 2011-05-10 | 2011-08-24 | 上海上诠电信科技有限公司 | Butterfly-like prefabricated tail fiber |
| CN109669247A (en) * | 2017-10-17 | 2019-04-23 | 苏州旭创科技有限公司 | Optical module |
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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 |
Granted publication date: 20111207 Termination date: 20150510 |
|
| EXPY | Termination of patent right or utility model |