CN102298175A - Optical fiber adapter - Google Patents
Optical fiber adapter Download PDFInfo
- Publication number
- CN102298175A CN102298175A CN2010102072504A CN201010207250A CN102298175A CN 102298175 A CN102298175 A CN 102298175A CN 2010102072504 A CN2010102072504 A CN 2010102072504A CN 201010207250 A CN201010207250 A CN 201010207250A CN 102298175 A CN102298175 A CN 102298175A
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- Prior art keywords
- centering
- optical fiber
- protecting component
- fiber adapter
- face
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Abstract
The invention relates to an optical fiber adapter. A center part of a cavity of the adaptor is embedded with a centering protection element which has the refraction index same as that of an optical fiber core so as to realize light transmission, and a first cover plate and a second cover plate which play a fixing role are respectively arranged at two ends of the centering protection element. According to the optical fiber adapter, the centering is carried out without the need of utilizing the traditional ceramic bushing, the optical fiber is centered more easily, and the cost can be greatly reduced.
Description
Technical field
The present invention relates to a kind of fiber adapter.
Background technology
CN200920133950 has announced " a kind of SC type fiber adapter ".Its purpose provides a kind of simple in structure, easy to assembly, SC type fiber adapter that cost is low.Its technology constitutes: described SC type fiber adapter, comprise first housing, second housing, and place the first sleeve pipe fixture in first housing, place the second sleeve pipe fixture in second housing, also comprise sleeve pipe, described sleeve pipe one end places in the described first sleeve pipe fixture, the other end places in the described second sleeve pipe fixture, and described first housing and second housing have the interface arrangment that cooperatively interacts.Described interface arrangment comprises the buckle on the composition surface that joins with second housing that is arranged on first housing, and is arranged on second housing and the suitable button bit of described buckle.Its weak point is: must use porcelain bushing to carry out the accurate centering of fibre core, and also high to the end face processing requirements of the ceramic insertion core of the joints of optical fibre that cooperate with it, thus with high costs, and overall operation efficient is very low.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point of the prior art, provide a kind of porcelain bushing that need not utilize to carry out the fiber adapter of accurate centering, and can reduce processing requirements to ferrule endface, thus can significantly reduce cost of products, improve installation effectiveness.
Purpose of the present invention can reach by following measure:
This fiber adapter; its special character is: the central part of described adapter inner chamber is provided with a regulation refractive index and can covers the centering protecting component of the fiber end face of optical fiber connector plug with matching, and these centering protecting component two ends are respectively equipped with first fixation kit, second fixation kit.
Purpose of the present invention can also reach by following measure:
The refractive index of described centering protecting component is identical with the refractive index of fiber core.
The thickness of described centering protecting component is 5 μ m～10mm.
Described centering protecting component is tabular or cylindric.
Described first fixation kit is that first cover plate, second fixation kit are second cover plate.
Described cover plate by a plate body, this plate body one side centre is offered for nested groove, the another side of centering protecting component that one optical fiber tube is arranged, end that through hole, these optical fiber tube both sides that can provide the lock pin of optical fiber connector plug with matching to lead are arranged with a pair of long slab piece that is connected on the plate body, this long slab piece respectively is provided on the optical fiber tube respectively is provided with a button bit structure required when being used for being connected with optical fiber connector plug.
Described first fixation kit is that procapsid, second fixation kit are back casing.
The one side centre of described procapsid is offered for centering protecting component nested groove and is provided with a helicitic texture that cooperates with the joints of optical fibre with the button bit that links to each other with back casing, another side, and a through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in helicitic texture inside.
The one side centre of described back casing is offered the square hole, the another side that match with the procapsid button bit for centering protecting component nested groove and is provided with a helicitic texture that cooperates with the joints of optical fibre, and a through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in helicitic texture inside.
The T template face large end face centre symmetry of described procapsid offers for the nested a pair of groove of centering protecting component; T template face one convexes with the inserting slot construction of a small end face that cooperates with the joints of optical fibre, and an a pair of through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in inserting slot construction inside.
The T template face large end face centre of described back casing is offered for centering protecting component nested corresponding procapsid groove position and is also offered the inserting slot construction that a pair of groove, T template face one convex with a small end face that cooperates with the joints of optical fibre, and a through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in inserting slot construction inside.
The present invention has following advantage compared to existing technology:
Owing to need not utilize porcelain bushing and ceramic insertion core to carry out accurate centering, thereby can significantly reduce cost of products, improve installation effectiveness.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION synoptic diagram of first embodiment of the invention.
Fig. 2 is the assembling section of first embodiment of the invention.
Fig. 3 is the STRUCTURE DECOMPOSITION synoptic diagram of second embodiment of the invention.
Fig. 4 is the assembling section of second embodiment of the invention.
Fig. 5 is the STRUCTURE DECOMPOSITION synoptic diagram of third embodiment of the invention.
Fig. 6 is the assembling section of third embodiment of the invention.
Embodiment
The present invention is further detailed in conjunction with the accompanying drawings below:
Fig. 1, Fig. 2 show first embodiment of the present invention.
See also Fig. 1, shown in Figure 2; the central part of described fiber adapter 1 inner chamber is embedded a regulation refractive index and can covers the centering protecting component 3 of the fiber end face of optical fiber connector plug with matching, and these centering protecting component 3 two ends are respectively equipped with first cover plate 41, second cover plate 42.The refractive index of described centering protecting component 3 is identical with the refractive index of fiber core.The thickness of described centering protecting component 3 is the platy structure of 5 μ m～8mm.This fiber adapter also is provided with cover plate 11 and the symmetrical reed 12 that is sleeved on the described cover plate 11 at top open part, the inner chamber of these adapter 1 two port correspondences is first dust cap 21, second dust cap 22 of setting-in respectively, and above-mentioned first cover plate 41 touches first dust cap 21, second cover plate 42 touches second dust cap 22.That the inner chamber position that described fiber adapter drain pan 14 is arranged in centering protecting component 3 is convexly equipped with is one 423 nested for the plate body inserted block of first cover plate 41, second cover plate 42, the cover plate locating slot 13 of location.
Described second cover plate 42 (first cover plate 41; second cover plate, 42 structures are identical; be example only with second cover plate) by a plate body 421; this plate body 421 one side centres are offered for the nested groove 422 of centering protecting component 3; another side has an optical fiber tube 424, and a through hole 423 that can provide the lock pin of optical fiber connector plug with matching to lead is provided on the optical fiber tube 424; these optical fiber tube 424 both sides are arranged with a pair of long slab piece 425 that is connected on the plate body 421 respectively; the end of this long slab piece 425 respectively is provided with a button bit structure 426 required when being used for being connected with optical fiber connector plug.
Fig. 3, Fig. 4 show second embodiment of the present invention.
See also Fig. 3, shown in Figure 4; the central part of described fiber adapter 1 inner chamber is embedded a regulation refractive index and can covers the centering protecting component 3 of the fiber end face of optical fiber connector plug with matching, second dust cap, 22 back casings 42 that these centering protecting component 3 two ends are respectively equipped with the procapsid 41 that is spirally connected with first dust cap 21, are spirally connected with back casing 42.Second dust cap 22 that first dust cap 21, the back casing 42 that is spirally connected with procapsid 41 is spirally connected abuts against the both sides of front case plate face 416 respectively.The refractive index of described centering protecting component 3 is identical with the refractive index of fiber core.The thickness of described centering protecting component 3 is the platy structure of 5 μ m～8mm.
One of described procapsid 41 is offered for centering protecting component 3 nested grooves 411 greater than helicitic texture plate face 416 centres and to be provided with a helicitic texture 413 that cooperates with joints of optical fibre (not shown) with the button bit 412, the another side that link to each other with back casing 42, and a through hole 414 that can provide the lock pin of optical fiber connector plug (not shown) with matching to lead is provided in helicitic texture 413 inside.
The one side centre of described back casing 42 is offered the square hole 415, the another side that match with procapsid button bit 412 for centering protecting component 3 nested grooves 421 and is provided with a helicitic texture 422 that cooperates with joints of optical fibre (not shown), and a through hole 423 that can provide the lock pin of optical fiber connector plug with matching to lead is provided in helicitic texture 422 inside.
Fig. 5, Fig. 6 show the 3rd embodiment of the present invention.
See also Fig. 5, shown in Figure 6; the central part of described fiber adapter 1 inner chamber is embedded a regulation refractive index and can covers the centering protecting component 3 of the fiber end face of optical fiber connector plug with matching, and these centering protecting component 3 two ends are respectively equipped with procapsid 41, back casing 42.First dust cap 21 is plugged in a pair of through hole 414 of procapsid, second dust cap 22 is plugged in a pair of through hole 4291 of back casing.Offer several projections 4161 on the procapsid 41 plate faces 416, the corresponding some shrinkage pools 4283 that are arranged with on the back casing 42 T template faces 428.
The refractive index of described centering protecting component 3 is identical with the refractive index of fiber core.
The thickness of described centering protecting component 3 is the platy structure of 5 μ m, and according to the needs that use, this structure can also be selected cylindrical-shaped structure for use.
The thickness of described centering protecting component 3 also can be the platy structure of 8mm, and according to the needs that use, this structure can also be selected cylindrical-shaped structure for use.
The thickness of described centering protecting component 3 can also be the cylindric of 10mm, and according to the needs that use, this structure can also be selected cylindrical-shaped structure for use.
The T template face large end face 416 centre symmetries of described procapsid 41 offer for the nested a pair of groove 411 of centering protecting component 3; the back casing 42 of corresponding procapsid 41 grooves 411 also offers the inserting slot construction 413 that a pair of groove 4281,4282, T template face one convex with a small end face that cooperates with joints of optical fibre (not shown), and an a pair of through hole 414 that can provide the lock pin of optical fiber connector plug (not shown) with matching to lead is provided in inserting slot construction 413 inside.
Described back casing 42 T template face large end face 428 centres offer for the nested a pair of groove 4281,4282 of centering protecting component 3, the inserting slot construction 429 that T template face one convexes with a small end face that cooperates with joints of optical fibre (not shown), a through hole 4291 that can provide the lock pin of optical fiber connector plug (not shown) with matching to lead is provided in inserting slot construction 429 inside.Be set with reed 12 in the groove of inserting slot construction 429 2 symmetrical outer walls.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to claim scope of the present invention change and modify, and all should belong to the covering scope of claim of the present invention.
Claims (11)
1. fiber adapter; it is characterized in that: the central part of described adapter inner chamber is provided with a regulation refractive index and can covers the centering protecting component of the fiber end face of optical fiber connector plug with matching, and these centering protecting component two ends are respectively equipped with first fixation kit, second fixation kit.
2. according to the described fiber adapter of claim 1, it is characterized in that: the refractive index of described centering protecting component is identical with the refractive index of fiber core.
3. according to claim 1 or 2 described fiber adapter, it is characterized in that: the thickness of described centering protecting component is 5 μ m～10mm.
4. according to the described fiber adapter of claim 3, it is characterized in that: described centering protecting component is tabular or cylindric.
5. according to the described fiber adapter of claim 1, it is characterized in that: described first fixation kit is that first cover plate, second fixation kit are second cover plate.
6. according to the described fiber adapter of claim 5; it is characterized in that: described cover plate by a plate body, this plate body one side centre is offered for nested groove, the another side of centering protecting component that one optical fiber tube is arranged, end that through hole, these optical fiber tube both sides that can provide the lock pin of optical fiber connector plug with matching to lead are arranged with a pair of long slab piece that is connected on the plate body, this long slab piece respectively is provided on the optical fiber tube respectively is provided with a button bit structure required when being used for being connected with optical fiber connector plug.
7. according to the described fiber adapter of claim 1, it is characterized in that: described first fixation kit is that procapsid, second fixation kit are back casing.
8. according to the described fiber adapter of claim 7; it is characterized in that: the one side centre of described procapsid is offered for centering protecting component nested groove and is provided with a helicitic texture that cooperates with the joints of optical fibre with the button bit that links to each other with back casing, another side, and a through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in helicitic texture inside.
9. according to the described fiber adapter of claim 7; it is characterized in that: the one side centre of described back casing is offered the square hole, the another side that match with the procapsid button bit for centering protecting component nested groove and is provided with a helicitic texture that cooperates with the joints of optical fibre, and a through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in helicitic texture inside.
10. according to the described fiber adapter of claim 7; it is characterized in that: the T template face large end face centre symmetry of described procapsid offers for the nested a pair of groove of centering protecting component; T template face one convexes with the inserting slot construction of a small end face that cooperates with the joints of optical fibre, and an a pair of through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in inserting slot construction inside.
11. according to the described fiber adapter of claim 7; it is characterized in that: the T template face large end face centre of described back casing is offered for centering protecting component nested corresponding procapsid groove position and is also offered the inserting slot construction that a pair of groove, T template face one convex with a small end face that cooperates with the joints of optical fibre, and a through hole that can provide the lock pin of optical fiber connector plug with matching to lead is provided in inserting slot construction inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102072504A CN102298175A (en) | 2010-06-23 | 2010-06-23 | Optical fiber adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102072504A CN102298175A (en) | 2010-06-23 | 2010-06-23 | Optical fiber adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102298175A true CN102298175A (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102072504A Pending CN102298175A (en) | 2010-06-23 | 2010-06-23 | Optical fiber adapter |
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| CN (1) | CN102298175A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007517A (en) * | 2014-04-30 | 2014-08-27 | 奉化市宇达高科光电器件有限公司 | Optical fiber adapter |
| CN110320610A (en) * | 2019-06-19 | 2019-10-11 | 深圳市维度科技有限公司 | Fiber adapter |
| JP2019219441A (en) * | 2018-06-15 | 2019-12-26 | 株式会社フジクラ | Cap attaching/detaching tool |
| CN111106469A (en) * | 2019-12-20 | 2020-05-05 | 华为技术有限公司 | Connector assembly and photoelectric composite connector |
| CN111239917A (en) * | 2020-02-24 | 2020-06-05 | 国网山东省电力公司蓬莱市供电公司 | Improved generation test and emergency use optic fibre adapter |
| CN114167552A (en) * | 2021-11-27 | 2022-03-11 | 深圳市源国科技有限公司 | Non-contact multi-core optical fiber connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1250527A (en) * | 1998-01-30 | 2000-04-12 | 西蒙公司 | Adapters for coupling optical fiber |
| JP2006039085A (en) * | 2004-07-26 | 2006-02-09 | Tokyo Tsushinki Kogyo Kk | Optical connector adapter |
| JP2007298784A (en) * | 2006-05-01 | 2007-11-15 | Tokyo Tsushinki Kogyo Kk | Optical fiber connector |
| CN201029006Y (en) * | 2007-02-12 | 2008-02-27 | 深圳日海通讯技术有限公司 | Optical fiber conjoined outer shell adapter |
| CN201425641Y (en) * | 2009-04-03 | 2010-03-17 | 深圳日海通讯技术股份有限公司 | Rotary-clamp FC-type optical fiber adapter |
| CN201489138U (en) * | 2009-07-24 | 2010-05-26 | 深圳日海通讯技术股份有限公司 | SC fiber adapter |
-
2010
- 2010-06-23 CN CN2010102072504A patent/CN102298175A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1250527A (en) * | 1998-01-30 | 2000-04-12 | 西蒙公司 | Adapters for coupling optical fiber |
| JP2006039085A (en) * | 2004-07-26 | 2006-02-09 | Tokyo Tsushinki Kogyo Kk | Optical connector adapter |
| JP2007298784A (en) * | 2006-05-01 | 2007-11-15 | Tokyo Tsushinki Kogyo Kk | Optical fiber connector |
| CN201029006Y (en) * | 2007-02-12 | 2008-02-27 | 深圳日海通讯技术有限公司 | Optical fiber conjoined outer shell adapter |
| CN201425641Y (en) * | 2009-04-03 | 2010-03-17 | 深圳日海通讯技术股份有限公司 | Rotary-clamp FC-type optical fiber adapter |
| CN201489138U (en) * | 2009-07-24 | 2010-05-26 | 深圳日海通讯技术股份有限公司 | SC fiber adapter |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007517A (en) * | 2014-04-30 | 2014-08-27 | 奉化市宇达高科光电器件有限公司 | Optical fiber adapter |
| CN104007517B (en) * | 2014-04-30 | 2015-10-28 | 奉化市宇达高科光电器件有限公司 | Fiber adapter |
| JP2019219441A (en) * | 2018-06-15 | 2019-12-26 | 株式会社フジクラ | Cap attaching/detaching tool |
| CN110320610A (en) * | 2019-06-19 | 2019-10-11 | 深圳市维度科技有限公司 | Fiber adapter |
| CN111106469A (en) * | 2019-12-20 | 2020-05-05 | 华为技术有限公司 | Connector assembly and photoelectric composite connector |
| CN111106469B (en) * | 2019-12-20 | 2021-05-07 | 华为技术有限公司 | Connector assembly and photoelectric composite connector |
| CN111239917A (en) * | 2020-02-24 | 2020-06-05 | 国网山东省电力公司蓬莱市供电公司 | Improved generation test and emergency use optic fibre adapter |
| CN114167552A (en) * | 2021-11-27 | 2022-03-11 | 深圳市源国科技有限公司 | Non-contact multi-core optical fiber connector |
| CN114167552B (en) * | 2021-11-27 | 2024-01-05 | 深圳市源国科技有限公司 | Non-contact multi-core optical fiber connector |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20111228 |