CN202177727U - Optical fiber joint - Google Patents
Optical fiber joint Download PDFInfo
- Publication number
- CN202177727U CN202177727U CN2011202880169U CN201120288016U CN202177727U CN 202177727 U CN202177727 U CN 202177727U CN 2011202880169 U CN2011202880169 U CN 2011202880169U CN 201120288016 U CN201120288016 U CN 201120288016U CN 202177727 U CN202177727 U CN 202177727U
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- CN
- China
- Prior art keywords
- connecting tube
- frame cover
- frame
- aramid fiber
- fibre
- 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 is applicable to the technical field of optical fiber joint structures and provides an optical fiber joint. The optical fiber joint comprises a front frame sleeve, a rear frame sleeve, a connecting pipe piece and an aramid pressing piece, wherein the front frame sleeve and the rear frame sleeve are connected; one end of the connecting pipe piece is fixedly inserted on the rear frame sleeve; the aramid pressing piece is fixedly sheathed at the other end of the connecting pipe piece; and aramid is arranged between the aramid pressing piece and the connecting pipe piece. In the optical fiber joint, the connecting pipe piece is fixedly inserted on the rear frame sleeve; particularly, the connecting pipe piece and the rear frame sleeve can be fixed by interference fit or a fastening structure; and a product does not need to be molded by an embedding and injection-molding manner, therefore, on one hand, the cost of a rear frame sleeve mold is reduced, on the other hand, the production efficiency is improved and the production cost is reduced.
Description
Technical field
The utility model belongs to the fibre-optical splice technical field of structures, relates in particular to a kind of fibre-optical splice.
Background technology
Along with the development of business such as broadband and the needs of the network integration, the popularization of FTTH (Fiber To The Home, Fiber to the home) enlarges rapidly, constantly increases for the optical device demand in the optical fiber physical network, especially the demand of the joints of optical fibre.But because the restriction of the volume of machine room area and equipment size, the demand of the fiber active linker of miniaturization is more and more.
The traditional fiber connector, its preceding frame cover is by injection molding, and after-frame cover and metalwork adopt the mode moulding of embedding and injection molding, and frame cover in front and back adopts buckle structure to connect.Because the after-frame cover need be imbedded a metalwork injection mo(u)lding, production efficiency is low, and production cost is high.
The utility model content
The purpose of the utility model is to overcome the deficiency of above-mentioned prior art, and a kind of fibre-optical splice is provided, and it need not the mode moulding through embedding and injection molding, and production efficiency is high, and production cost is low.
The utility model is achieved in that a kind of fibre-optical splice; Frame cover, after-frame cover, connecting tube, aramid fiber casting die before comprising; Before said frame cover be connected between after-frame overlaps; One end of said connecting tube fixedly is plugged in said after-frame and puts, and said aramid fiber casting die fixed cover is located at the other end of said connecting tube, is provided with aramid fiber between said aramid fiber casting die and the said connecting tube.
Preferably, integrated injection molding between said preceding frame cover and the after-frame cover.
Particularly, be provided with buckle structure between said after-frame cover and the said connecting tube.
More specifically, said buckle structure comprises the lug boss that is opened in groove or the through hole that said after-frame puts and is convexly set in the said connecting tube outside and is complementary with said groove or through hole.
Particularly, an end of said connecting tube is fixed grafting and is arranged in said after-frame cover from the upper end of said after-frame cover.
Perhaps, said after-frame puts to offer and is used to the pilot hole that supplies said connecting tube to plug, and the diameter of said connecting tube is greater than the diameter of said pilot hole.
Particularly, said aramid fiber casting die in a tubular form, said aramid fiber casting die is sheathed and be pressed in the outside of said connecting tube.
Preferably, integrated injection molding between said preceding frame cover and the after-frame cover.
A kind of fibre-optical splice that the utility model provides; It fixedly is plugged in after-frame with connecting tube and puts, and particularly, can fix through interference fit or buckle structure between connecting tube and the after-frame cover; Product need not the mode moulding through embedding and injection molding; Reduce the cost of after-frame mold on the one hand, improved production efficiency on the other hand, reduced production cost.
Description of drawings
Fig. 1 is the exploded perspective synoptic diagram of a kind of fibre-optical splice of providing of the utility model embodiment;
Fig. 2 is the local enlarged diagram in A place among Fig. 1;
Fig. 3 is the exploded perspective synoptic diagram of a kind of fibre-optical splice of providing of the utility model embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
A kind of fibre-optical splice as depicted in figs. 1 and 2, that the utility model embodiment provides is used for the connection of optical fiber.Frame cover 110, after-frame cover 120, connecting tube 200, aramid fiber casting die 300 before above-mentioned fibre-optical splice comprises; Before said frame cover 110 be connected between after-frame overlaps 120; Before frame cover 110 with can be connected through buckle between after-frame overlaps 120; Also can preceding frame cover 110 and after-frame cover 120 be designed to one-body molded, with quick connection optical fiber.One end of said connecting tube 200 fixedly is plugged on the said after-frame cover 120; With fixed fiber better; Said aramid fiber casting die 300 fixed covers are located at the other end of said connecting tube 200, are provided with the aramid fiber (not shown) between said aramid fiber casting die 300 and the said connecting tube 200, and aramid fiber is through optical fiber cable; The one of which end is located between aramid fiber casting die 300 and the said connecting tube 200, to be used to preventing that optical fiber is torn.Fixedly be plugged on the said after-frame cover 120 through a end connecting tube 200; In concrete the application; Can connecting tube 200 fixedly be plugged on the after-frame cover 120 through modes such as interference fit, need not the mode moulding through embedding and injection molding, after-frame cover 120 can be manufactured separately with connecting tube 200; Particularly; After-frame cover 120 can be through direct injection moulding or other suitable method moulding, and connecting tube 200 can be through suitable method moulding such as cutting metal pipes, and then connecting tube 200 directly is plugged on the after-frame cover 120 it accomplished to assemble.After-frame cover 120 is a plastic parts, when specifically using, the front portion of connecting tube 200 from after-frame cover 120 is depressed in the after-frame cover 120 firmly.Owing to need not mode through embedding and injection molding, reduced the cost of mould on the one hand, improved production efficiency on the other hand, reduced production cost.During concrete the connection, can be positioned in preceding frame cover 110 and the after-frame cover 120, push against the fiber stub assembly through connecting tube 200 again, accomplish connection through the fiber stub assembly.
Preferably, as an embodiment of the utility model, integrated injection molding between said preceding frame cover 110 and the after-frame cover 120 is to reduce installation step.Additionally, preceding frame cover 110 and suitable connected mode such as also can adopt that buckle is connected between after-frame overlaps 120 all belong to the protection domain of the utility model.
Perhaps, as shown in Figure 3, as replacement scheme, an end of said connecting tube 200 is fixed from the upper end of said after-frame cover 120 to peg graft and be arranged in said after-frame and overlapped 120, and is easy to assembly.
Particularly; As depicted in figs. 1 and 2; As an embodiment of the utility model, be provided with buckle structure between said after-frame cover 120 and the said connecting tube 200, be convenient to dismounting after-frame cover 120 and connecting tube 200 on the one hand; Connecting tube 200 is connected on the after-frame cover 120 reliably, and structural reliability is good.
More specifically; As depicted in figs. 1 and 2; Embodiment as the utility model; Said buckle structure comprise be opened in groove 121 or the through hole on the said after-frame cover 120 and be convexly set in said connecting tube 200 outsides and with the lug boss that said groove 121 or through hole are complementary, in the present embodiment, on after-frame cover 120, offer groove 121.After being seated, the lug boss inlay card overlaps on 120 thereby make connecting tube 200 can be connected in after-frame reliably in groove 121.
Perhaps; As replacement scheme; Offer on the said after-frame cover 120 and be used to the pilot hole that supplies said connecting tube 200 to plug; The diameter of said connecting tube 200 is greater than the diameter of said pilot hole, is designed to be slightly larger than the mode of interference fit of the diameter of said pilot hole through this diameter with connecting tube 200, and connecting tube 200 is connected on the after-frame cover 120 reliably.
Particularly; As depicted in figs. 1 and 2, as an embodiment of the utility model, said aramid fiber casting die 300 in a tubular form; Said aramid fiber casting die 300 is sheathed and be pressed in the outside of said connecting tube 200; The internal diameter of said aramid fiber casting die 300 is less than the external diameter of said connecting tube 200, is designed to be slightly less than the mode of the external diameter of said connecting tube 200 through the internal diameter with aramid fiber casting die 300, and the mode through hard pressure is pressed in aramid fiber between aramid fiber casting die 300 and the connecting tube 200; Simple in structure easy to assembly, and the aramid fiber difficult drop-off.Product reliability is good.
Preferably, said connecting tube 200 is a metal tube, can adopt cuts in metallic pipe to form, and helps reducing cost.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. fibre-optical splice; Frame cover, after-frame cover, connecting tube, aramid fiber casting die before comprising; Before said frame cover be connected between after-frame overlaps; It is characterized in that: an end of said connecting tube fixedly is plugged in said after-frame and puts, and said aramid fiber casting die fixed cover is located at the other end of said connecting tube, is provided with aramid fiber between said aramid fiber casting die and the said connecting tube.
2. fibre-optical splice as claimed in claim 1 is characterized in that: integrated injection molding between frame cover and the after-frame cover before said.
3. fibre-optical splice as claimed in claim 1 is characterized in that: be provided with buckle structure between said after-frame cover and the said connecting tube.
4. fibre-optical splice as claimed in claim 3 is characterized in that: said buckle structure comprises the lug boss that is opened in groove or the through hole that said after-frame puts and is convexly set in the said connecting tube outside and is complementary with said groove or through hole.
5. fibre-optical splice as claimed in claim 1 is characterized in that: an end of said connecting tube is fixed grafting and is arranged in said after-frame cover from the upper end of said after-frame cover.
6. like each described fibre-optical splice in the claim 1 to 5, it is characterized in that: said after-frame puts to offer and is used to the pilot hole that supplies said connecting tube to plug, and the diameter of said connecting tube is greater than the diameter of said pilot hole.
7. like each described fibre-optical splice in the claim 1 to 5, it is characterized in that: said aramid fiber casting die in a tubular form, said aramid fiber casting die is sheathed and be pressed in the outside of said connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202880169U CN202177727U (en) | 2011-08-09 | 2011-08-09 | Optical fiber joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202880169U CN202177727U (en) | 2011-08-09 | 2011-08-09 | Optical fiber joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202177727U true CN202177727U (en) | 2012-03-28 |
Family
ID=45867600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202880169U Expired - Fee Related CN202177727U (en) | 2011-08-09 | 2011-08-09 | Optical fiber joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202177727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618499A (en) * | 2018-09-21 | 2019-12-27 | 中航光电科技股份有限公司 | Optical fiber connector and optical fiber assembly |
-
2011
- 2011-08-09 CN CN2011202880169U patent/CN202177727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618499A (en) * | 2018-09-21 | 2019-12-27 | 中航光电科技股份有限公司 | Optical fiber connector and optical fiber assembly |
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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: 20120328 Termination date: 20190809 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |