CN102401941A - Dustproof optical fiber connector and dustproof optical fiber adaptor - Google Patents
Dustproof optical fiber connector and dustproof optical fiber adaptor Download PDFInfo
- Publication number
- CN102401941A CN102401941A CN201010282301XA CN201010282301A CN102401941A CN 102401941 A CN102401941 A CN 102401941A CN 201010282301X A CN201010282301X A CN 201010282301XA CN 201010282301 A CN201010282301 A CN 201010282301A CN 102401941 A CN102401941 A CN 102401941A
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- housing
- joints
- fiber adapter
- optical fibre
- hollow cylinder
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Abstract
The invention relates to a dustproof optical fiber connector and a dustproof optical fiber adaptor. The optical fiber connector is used for being inserted into the optical fiber adaptor and comprises a shell body and an elastic body, wherein the shell body is provided with a front end, an opening is arranged at the front end, and the elastic body is arranged on the shell body and encircles the opening of the shell body. When the optical fiber connector is inserted into an axial cavity of the optical fiber adaptor, a hollow column body of the optical fiber adaptor is inserted into the optical fiber connector through the opening at the front end of the shell body of the optical fiber connector, and the elastic body on the shell body is adhered to the inner wall of the axial cavity of the optical fiber adaptor.
Description
Technical field
The present invention relates to a kind of joints of optical fibre and fiber adapter, particularly, relate to a kind of joints of optical fibre and fiber adapter with dust reduction capability.
Background technology
Optical fiber has made communication produce revolutionary change.After the use of optical fiber increased, it was more and more important repeatedly to dock optical fiber.If want two optical fiber to link together, can use that for example the joints of optical fibre and fiber adapter are realized.The joints of optical fibre are located at the two ends of optical fiber usually, can insert in the opening of fiber adapter.Fiber adapter has two openings, and each opening is connected with joints of optical fibre respectively.
Yet, when the joints of optical fibre insert fiber adapter, still can leave narrow and small space between the inwall of connector and adapter, at this moment dust gets into and the sleeve pipe of the pollution joints of optical fibre in the space thus.
Therefore, just having needs to propose a kind of scheme, to address the above problem.
Summary of the invention
The present invention provides a kind of joints of optical fibre, when inserting fiber adapter, can prevent the sleeve pipe of dust or contaminants connector.
In one embodiment, the joints of optical fibre of the present invention comprise housing and elastic body, and its middle shell has front end, which is provided with opening.Elastic body is arranged on the housing, and around the opening of housing.When the joints of optical fibre inserted in the axial cavity of fiber adapter, the hollow cylinder of fiber adapter inserted in the joints of optical fibre from the opening of the housing front end of the joints of optical fibre, and the elastic body on the housing is attached on the inwall of axial cavity of fiber adapter.
The present invention provides a kind of fiber adapter in addition, when the joints of optical fibre insert fiber adapter, can prevent the sleeve pipe of dust or contaminants connector.
In one embodiment, fiber adapter of the present invention comprises housing, hollow cylinder and elastic body.Housing has axial cavity, and this axial cavity comprises that first wall, second wall, the 3rd wall and wall center on formation.Hollow cylinder is axially set in the axial cavity, and elastic body is then around being arranged on the hollow cylinder.Wherein when the joints of optical fibre insert in the axial cavity of fiber adapter, in the sleeve pipe insertion hollow cylinder of the joints of optical fibre, elastic body then is attached on the inwall of housing of the joints of optical fibre.
In another embodiment, fiber adapter of the present invention comprises housing, clamp assemblies and elastic body.Housing has axial cavity, and this axial cavity is centered on by first wall, second wall, the 3rd wall and wall and forms.Clamp assemblies is arranged in the axial cavity, and this clamp assemblies comprises flange, hollow cylinder and a pair of geometrical clamp.Hollow cylinder and geometrical clamp extend from the surface of flange, and hollow cylinder is between geometrical clamp.Elastomeric ring is around being arranged on the hollow cylinder.Wherein when the joints of optical fibre insert in the axial cavity of fiber adapter, in the sleeve pipe insertion hollow cylinder of the joints of optical fibre, elastic body then is attached on the inwall of inner housing of the joints of optical fibre.
In order to let above and other objects of the present invention, characteristic and the advantage can be more obvious, hereinafter is special lifts embodiment of the present invention, and cooperates appended diagram, elaborates as follows.
Description of drawings
Fig. 1 is the stereographic map of the traditional LC type joints of optical fibre;
Fig. 2 is the stereographic map of traditional LC duplex type fiber adapter;
Fig. 3 is the stereographic map of the joints of optical fibre of first embodiment of the invention;
Fig. 4 is the sectional view after the fiber adapter combination of the joints of optical fibre and Fig. 2 of first embodiment of the invention;
Fig. 5 is the stereographic map of the fiber adapter of second embodiment of the invention;
Fig. 6 is the sectional view after the fiber adapter combination of the joints of optical fibre and second embodiment of the invention of Fig. 1;
Fig. 7 is the sectional view after the fiber adapter combination of the joints of optical fibre and second embodiment of the invention of first embodiment of the invention;
Fig. 8 is the stereographic map of the SC type joints of optical fibre in the prior art;
Fig. 9 is the stereographic map of the fiber adapter of third embodiment of the invention;
Figure 10 is the sectional view of the fiber adapter of third embodiment of the invention;
Figure 11 is the sectional view after the fiber adapter combination of the joints of optical fibre and third embodiment of the invention of Fig. 8.
Reference numeral
100 joints of optical fibre, 110 housings
111 side wall, 112 downside walls
113 right side walls, 114 left side walls
116 openings, 120 door bolt
121 projections, 125 hinges
126 lugs, 140 sleeve pipes
150 axis, 160 projections
200 fiber adapter, 210 housings
211 side wall, 212 downside walls
213 right side walls, 214 left side walls
215 partition walls, 220 recesses
230 lock mechanism's 240 hollow cylinders alternately
300 joints of optical fibre, 310 elastic bodys
320 recesses, 500 fiber adapter
510 elastic bodys, 520 recesses
800 joints of optical fibre, 810 shell bodies
811 side wall, 812 downside walls
813 right side walls, 814 left side walls
816 openings, 818 openings
830 projections, 840 sleeve pipes
850 inner housings, 856 openings
900 fiber adapter, 910 housings
911 side wall, 912 downside walls
913 right side walls, 914 left side walls
915 axial cavities, 920 recesses
950 elastic bodys, 960 clamp assemblies
962 flanges, 964 geometrical clamps
968 hollow cylinders
Embodiment
With reference to figure 1, traditional LC type joints of optical fibre 100 have the external form of rectangle haply, and the cross section of this connector 100 is a square.Connector 100 comprises hollow and rectangular housing 110, and this housing 110 has side wall 111, downside wall 112, right side wall 113 and left side wall 114, and wherein, right side wall 113 is relative with left side wall 114, and links to each other with downside wall 112 with side wall 111.Rubber-like door bolt 120 is set on side wall 111; This door bolt 120 is integrally formed with the housing 110 of connector 100; The bottom of this door bolt 120 has mobilizable hinge 125, and this hinge 125 can let lug (tab) 126 move up and down perpendicular to the central axis 150-150 of connector.Door bolt 120 has a pair of projection 121, and this is positioned at the relative both sides of lug 126 to projection 121.In addition, 140 of sleeve pipes (ferrule) are positioned at housing 110, and stretch out from the circular open 116 of housing 110 front ends.In housing 110, also be provided with spring (figure does not show), this spring can make sleeve pipe 140 pass opening 116 front and back and to-and-fro movement.In addition, on the right side wall 113 and left side wall 114 of housing 110, also be respectively arranged with two relative projections 160.
With reference to figure 2, traditional LC type fiber adapter 200, LC duplex type fiber adapter for example, this fiber adapter comprises rectangular haply housing 210, this housing 210 has side wall 211, downside wall 212, right side wall 213 and left side wall 214.Housing 210 inside have axial cavity, by being parallel to right side wall 213 and left side wall 214, and are divided into two parts with partition wall 215 that side wall 211 links to each other with downside wall 212.Be right axial cavity by what side wall 211, downside wall 212, partition wall 215 and right side wall 213 defined, have opening 208 at axial direction.Likewise, be left axial cavity, also have opening 208 at axial direction by what side wall 211, downside wall 212, partition wall 215 and left side wall 214 defined.On left side wall 214 and partition wall 215, be respectively arranged with recess 220, this recess 220 matches with the projection 160 on the connector 100.Likewise, on right side wall 213 and partition wall 215, also be respectively arranged with recess 220.When the connector 100 of Fig. 1 when opening 208 inserts adapter 200 fully, the projection 160 on the connector 100 can embed in the recesses 220.In the left and right axial cavity of housing 210, respectively be provided with axial circular hollow cylinder 240, in order to the sleeve pipe 140 that holds connector 100.In addition, adapter 200 also comprises locks mechanism 230 alternately, matches with door bolt 120 with connector 100, thereby makes when connector 100 inserts adapter 200 fully, and door bolt 120 can be locked in to be locked in the mechanism 230 alternately.
With reference to figure 3; The joints of optical fibre 300 of first embodiment of the invention are identical with the joints of optical fibre 100 substantially; But on the outside near the housing 110 of opening 116, be formed with the recess 320 of ring-type in addition, the elastic body 310 of ring-type then is set in this recess 320; That is to say that this elastic body 310 is for be arranged on side wall 111, downside wall 112, right side wall 113 and the left side wall 114 around opening 116 incessantly.
With reference to figure 4; When the joints of optical fibre 300 of the present invention insert in the axial cavity of fiber adapter 200 fully from the opening 208 of fiber adapter 200; The hollow cylinder 240 of adapter 200 will insert in the connector 300 from the opening 116 of connector 300; The sleeve pipe 140 of connector 300 can be contained in the hollow cylinder 240 of adapter 200; Be looped around on the inwall of axial cavity that elastic body 310 on the housing 110 of connector 300 then can be close to adapter 200; Thereby the inner minim channel of extraneous axial cavity to the hollow cylinder 240 via adapter 200 of blocking-up pollutes the sleeve pipe 140 of connector 300 so that dust or pollutant after connector 300 inserts adapters 200, can't get in the hollow cylinder 240.
With reference to figure 5; The fiber adapter 500 of second embodiment of the invention is identical with fiber adapter 200 substantially; But on the lateral wall of hollow cylinder 240; Be formed with the recess 520 of at least one ring-type in addition, the elastic body 510 of at least one ring-type then is set in the recess 520, that is to say that elastic body 510 is looped around on the lateral wall of hollow cylinder 240.
With reference to figure 6; When the joints of optical fibre 100 insert in the axial cavity of fiber adapter 500 fully from the opening 208 of fiber adapter 500; At this moment the hollow cylinder 240 of adapter 500 will insert in the connector 100 from the opening 116 of connector 100; The sleeve pipe 140 of connector 100 can be contained in the hollow cylinder 240 of adapter 500; Be looped around on the inwall of housing 110 that elastic body 510 on hollow cylinder 240 lateral walls then can be close to connector 100; Thereby the inner minim channel of extraneous axial cavity to the hollow cylinder 240 via adapter 500 of blocking-up pollutes the sleeve pipe 140 of connector 100 so that dust or pollutant after connector 100 inserts adapters 500, can't get in the hollow cylinder 240.
In addition; With reference to figure 7; When the joints of optical fibre 300 insert in the axial cavity of fiber adapter 500 fully from the opening 208 of fiber adapter 500; Likewise, the hollow cylinder 240 of adapter 500 will insert in the connector 300 from the opening 116 of connector 300, and 140 of the sleeve pipes of connector 300 can be contained in the hollow cylinder 240 of adapter 500.In addition; Be looped around on the inwall of axial cavity that elastic body 310 on the housing 110 of connector 300 can be close to adapter 500; The elastic body 510 that is looped around simultaneously on hollow cylinder 240 lateral walls also can be close on the inwall of connector 300; So, can reach the better effect that blocks dust and pollutant.
With reference to figure 8; Traditional SC type joints of optical fibre 800 have the external form of rectangle haply; These joints of optical fibre 800 comprise hollow and rectangular shell body 810, and this shell body 810 has side wall 811, downside wall 812, right side wall 813 and left side wall 814, wherein; Right side wall 813 is relative with left side wall 814, and links to each other with downside wall 812 with side wall 811.In addition, on side wall 811, be provided with projection 830, then respectively be provided with opening 818 on left side wall 814 and the right side wall 813.In addition, in shell body 810, also be provided with the inner housing 850 of hollow, this inner housing 850 can pass the opening 816 of shell body 810 front ends and front and back move back and forth.In addition, 840 of sleeve pipes (ferrule) are positioned at inner housing 850, and stretch out from the opening 856 of inner housing 850 front ends and the opening 816 of shell body 810 front ends.In inner housing 850, also be provided with spring (figure does not show), can let sleeve pipe 840 pass opening 816,856 front and back and move back and forth.
With reference to figure 9 and Figure 10, the fiber adapter 900 of third embodiment of the invention comprises rectangular haply housing 910, and this housing 910 has side wall 911, downside wall 912, right side wall 913 and left side wall 914, defines axial cavity 915 jointly.In addition, in axial cavity 915, be provided with a pair of clamp assemblies 960, each clamp assemblies 960 comprises rectangular haply flange 962, and the surface of flange 962 is provided with a pair of geometrical clamp 964 and the circular hollow cylinder 968 between two geometrical clamps 964.In addition, on the lateral wall of hollow cylinder 968, be formed with the recess 920 of at least one ring-type in addition, the elastic body 950 of at least one ring-type then is set in the recess 920, that is to say that elastic body 950 is looped around on the lateral wall of hollow cylinder 968.
With reference to Figure 11; In the time of in the joints of optical fibre 800 insert fiber adapter 900 of the present invention fully; At this moment the hollow cylinder 968 of adapter 900 will insert in the inner housings 850 from the opening 856 of the inner housing 850 of connector 800; The sleeve pipe 840 of connector 800 can be contained in the hollow cylinder 968 of adapter 900, and two geometrical clamps 964 then are stuck on the outer wall of inner housing 850 through the opening 818 on the left and right sidewall 814,813 of connector 800 respectively.In addition; Be looped around on the inwall of inner housing 850 that 950 on elastic body on hollow cylinder 968 lateral walls can be close to connector 800; Thereby the blocking-up external world is via the minim channel of axial cavity 915 to hollow cylinder 968 inside of adapter 900;, dust or pollutant pollute the sleeve pipe 840 of connector 800 so that after connector 800 inserts adapters 900, can't getting in the hollow cylinder 968.
Though the present invention discloses through aforementioned embodiments; Yet above-mentioned embodiment is not in order to limit the present invention; Any person of ordinary skill in the field of the present invention is not breaking away from the spirit and scope of the present invention, can make various changes and modification.Therefore protection scope of the present invention is when being as the criterion with appended claim.
Claims (9)
1. joints of optical fibre; This light connector is used to insert in the fiber adapter, and this fiber adapter comprises housing, and this housing has axial cavity; This axial cavity is centered on by first wall, second wall, the 3rd wall and wall and forms; Be provided with axial hollow cylinder in the said axial cavity, it is characterized in that, the said joints of optical fibre comprise:
Housing, this housing has front end, and this front end is provided with opening; And
Elastic body, this elastic body is arranged on the said housing, and around the opening of said housing,
Wherein, When the said joints of optical fibre insert in the axial cavity of said fiber adapter; The hollow cylinder of said fiber adapter inserts in the said joints of optical fibre from the opening of the housing front end of the said joints of optical fibre, and the elastic body on the said housing is attached on the inwall of axial cavity of said fiber adapter.
2. the joints of optical fibre according to claim 1 is characterized in that, are formed with recess on the housing of the said joints of optical fibre, and said elastic body is arranged in this recess.
3. the joints of optical fibre according to claim 1 is characterized in that, the said joints of optical fibre are the LC type joints of optical fibre.
4. fiber adapter, this fiber adapter is used for the receiving optical fiber connector, and these joints of optical fibre comprise housing and sleeve pipe; This housing has front end, and this front end is provided with opening, and this sleeve pipe then is positioned at said housing and stretches out from said opening; It is characterized in that said fiber adapter comprises:
Housing, this housing has axial cavity, and this axial cavity is centered on by first wall, second wall, the 3rd wall and wall and forms;
Hollow cylinder, this hollow cylinder are axially set in the said axial cavity; And
Elastic body, this elastomeric ring be around being arranged on the said hollow cylinder,
Wherein, when the said joints of optical fibre inserted in the axial cavity of said fiber adapter, said sleeve pipe inserted in the said hollow cylinder, and said elastic body then is attached on the inwall of housing of the said joints of optical fibre.
5. fiber adapter according to claim 4 is characterized in that, is formed with recess on the said hollow cylinder, and said elastic body is arranged in this recess.
6. fiber adapter according to claim 4 is characterized in that, said fiber adapter is a LC type fiber adapter.
7. fiber adapter, this fiber adapter is used for the receiving optical fiber connector, and these joints of optical fibre comprise shell body, inner housing and sleeve pipe; This shell body has opening, and said inner housing is arranged in the said shell body, and said inner housing has opening; Said sleeve pipe then is arranged in the said inner housing; And stretch out from the opening of said inner housing and the opening of said shell body, it is characterized in that said fiber adapter comprises:
Housing, this housing has axial cavity, and this axial cavity is centered on by first wall, second wall, the 3rd wall and wall and forms;
Clamp assemblies; This clamp assemblies is arranged in the said axial cavity; And said clamp assemblies comprises flange, hollow cylinder and a pair of geometrical clamp, and this hollow cylinder and this geometrical clamp extend from the surface of said flange, and said hollow cylinder is between said geometrical clamp; And
Elastic body, this elastomeric ring be around being arranged on the said hollow cylinder,
Wherein, when the said joints of optical fibre inserted in the axial cavity of said fiber adapter, said sleeve pipe inserted in the said hollow cylinder, and said elastic body then is attached on the inwall of inner housing of the said joints of optical fibre.
8. fiber adapter according to claim 7 is characterized in that, is formed with recess on the said hollow cylinder, and said elastic body is arranged in this recess.
9. fiber adapter according to claim 7 is characterized in that, said fiber adapter is a SC type fiber adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282301XA CN102401941A (en) | 2010-09-10 | 2010-09-10 | Dustproof optical fiber connector and dustproof optical fiber adaptor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282301XA CN102401941A (en) | 2010-09-10 | 2010-09-10 | Dustproof optical fiber connector and dustproof optical fiber adaptor |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100829321A Division CN102401942A (en) | 2010-09-10 | 2010-09-10 | Optical fiber connector and optical fiber adapter with dustproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102401941A true CN102401941A (en) | 2012-04-04 |
Family
ID=45884335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010282301XA Pending CN102401941A (en) | 2010-09-10 | 2010-09-10 | Dustproof optical fiber connector and dustproof optical fiber adaptor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102401941A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102870023A (en) * | 2012-06-26 | 2013-01-09 | 华为技术有限公司 | Optical fiber joint, optical fiber adapter and fiber optic connector |
| CN103389544A (en) * | 2012-05-09 | 2013-11-13 | 东侑光电股份有限公司 | One-piece type optical fiber adaptor |
| CN104808298A (en) * | 2015-05-04 | 2015-07-29 | 长芯盛（武汉）科技有限公司 | Active fiber coupling device |
| CN104991318A (en) * | 2015-05-29 | 2015-10-21 | 长芯盛（武汉）科技有限公司 | Optical fiber coupling device for active optical cable |
| RU2644027C2 (en) * | 2013-11-12 | 2018-02-07 | Хуавэй Текнолоджиз Ко., Лтд. | Fibre-optical connector, fibre-optical adapter and fibre-optic connector |
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| US5317663A (en) * | 1993-05-20 | 1994-05-31 | Adc Telecommunications, Inc. | One-piece SC adapter |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389544A (en) * | 2012-05-09 | 2013-11-13 | 东侑光电股份有限公司 | One-piece type optical fiber adaptor |
| CN103389544B (en) * | 2012-05-09 | 2015-01-21 | 东侑光电股份有限公司 | One-piece type optical fiber adaptor |
| CN102870023A (en) * | 2012-06-26 | 2013-01-09 | 华为技术有限公司 | Optical fiber joint, optical fiber adapter and fiber optic connector |
| US9395499B2 (en) | 2012-06-26 | 2016-07-19 | Huawei Technologies Co., Ltd. | Optical fiber connector, optical fiber adaptor and optical fiber connector assembly |
| US9846282B2 (en) | 2012-06-26 | 2017-12-19 | Huawei Technologies Co., Ltd. | Optical fiber connector, optical fiber adaptor and optical fiber connector assembly |
| US10133011B2 (en) | 2012-06-26 | 2018-11-20 | Huawei Technologies Co., Ltd. | Optical fiber connector, optical fiber adaptor and optical fiber connector assembly |
| RU2644027C2 (en) * | 2013-11-12 | 2018-02-07 | Хуавэй Текнолоджиз Ко., Лтд. | Fibre-optical connector, fibre-optical adapter and fibre-optic connector |
| CN104808298A (en) * | 2015-05-04 | 2015-07-29 | 长芯盛（武汉）科技有限公司 | Active fiber coupling device |
| CN104808298B (en) * | 2015-05-04 | 2016-08-24 | 长芯盛（武汉）科技有限公司 | Active Optical Fiber coupled apparatus |
| CN104991318A (en) * | 2015-05-29 | 2015-10-21 | 长芯盛（武汉）科技有限公司 | Optical fiber coupling device for active optical cable |
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Address after: Songshan District, Taipei, Taiwan, China Minsheng East Road, paragraph 11, No. 5 Applicant after: East Japan Photoelectric Co. Ltd Address before: The way China Taiwan Taipei County Hsinchuang City No. 6 Lane 46 Applicant before: East Japan Photoelectric Co. Ltd |
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Effective date of registration: 20130110 Address after: The way China Taiwan Taipei County Hsinchuang City No. 8 Lane 46 Applicant after: Chengdu P-Tech Opto-electronics Co., Ltd. Address before: Songshan District, Taipei, Taiwan, China Minsheng East Road, paragraph 11, No. 5 Applicant before: East Japan Photoelectric Co. Ltd |
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Application publication date: 20120404 |