CN102262270A - Optical fibre connector plug with protective cover - Google Patents
Optical fibre connector plug with protective cover Download PDFInfo
- Publication number
- CN102262270A CN102262270A CN2011102162030A CN201110216203A CN102262270A CN 102262270 A CN102262270 A CN 102262270A CN 2011102162030 A CN2011102162030 A CN 2011102162030A CN 201110216203 A CN201110216203 A CN 201110216203A CN 102262270 A CN102262270 A CN 102262270A
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- Prior art keywords
- over cap
- pivot
- torsion spring
- connector plug
- gathering sill
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Abstract
The invention discloses an optical fibre connector plug with a protective cover. The optical fibre connector plug comprises a plug shell, a protective cover and a guide groove. By being connected with a pivot which is movably assembled in the guide groove in a guided way, the protective cover can rotate around the axis of the pivot and move with the pivot along a guide direction of the guide groove. When the pivot moves, the protective cover is guided to move to an opening and closing position for opening or closing an opening. A torsion spring is sleeved on the pivot. The torsion spring is provided with first and second force applying ends the torsion directions of which are opposite. The first force applying end of the torsion spring is acted on the protective cover so as to apply a rotating torque for enabling the protective cover to rotate to the closing position to the protective cover. The second force applying end of the torsion spring is in gliding support fit with the plug shell directly or indirectly along the moving direction of the pivot. The optical fibre connector plug disclosed by the invention is simple in structure and easy to manufacture and assemble.
Description
Technical field
The present invention relates to joints of optical fibre field, especially a kind of optical fiber connector plug that has over cap.
Background technology
The joints of optical fibre that are used for transmitting optical signal; need avoid the termination of its fiber stub to be damaged or by dust; foreign substance pollutions such as greasy dirt; therefore the inserted terminal at the joints of optical fibre is provided with over cap; can the automatic shutter over cap when optical fiber connector plug and fiber adapter are pegged graft; exist over cap when plugging together, to open automatically in the prior art; the optical fiber connector plug of when separating, closing automatically and adaptive with it in establish the fiber adapter of control flume; the action of its automatic shutter mainly is cooperating that control is sold on the over cap of control flume and optical fiber connector plug by fiber adapter; realize that over cap and its connect pivot under corresponding gathering sill is guided and the rotation of changing at a make-position to an open position; move, this type of prior art can refer to Patent Document EP 0570652; description among the US 5845036.The problem that the optical fiber connector plug that has over cap of the prior art exists is, the size of the resetting-mechanism that includes linear springs, guide pole that acts on over cap on the flexible direction of linear springs in the technical scheme that is provided among the US 5845036 is too huge, cause pilot hole passage that the special arrangement of housing needs and guide pole and spring match and complex structure, be unfavorable for reducing the manufacture difficulty and the cost of optical fiber connector plug; And this resetting-mechanism acts on the dust cap always, after grafting, will apply power to dust cap towards the fiber adapter pushing tow, the optical fiber connector plug housing is then applied to the power that breaks away from fiber adapter direction pushing tow, the above acting force of resetting-mechanism will cause optical fiber connector plug to come off automatically from fiber adapter, influence the reliability that optical fiber connector plug is pegged graft.
Summary of the invention
The present invention is directed to the existing existing baroque problem of optical fiber connector plug that has over cap, purpose is to provide a kind of optical fiber connector plug that has over cap simple in structure.
Technical scheme of the present invention is: a kind of optical fiber connector plug that has over cap; establish the plug casing of fiber stub in comprising; the inserted terminal of plug casing is provided with the opening that exposes fiber stub; also be equipped with on the plug casing when cooperating and provide the over cap that covers protection for fiber stub with opening place surface is closed; described plug casing is provided with along the gathering sill of plug grafting direction guiding; described over cap is by moving being connected of pivot that is assemblied in the described gathering sill with guiding and rotating and move with the guide direction of pivot along gathering sill around pivotal axis; pivot guides over cap to move to when mobile and opens or closes opening of described opening; make-position; be arranged with torsion spring on the described pivot; torsion spring have torsional direction opposite first; two force sides; first force side of torsion spring acts on over cap and over cap applied makes over cap turn to the rotating torque of make-position, and second force side of torsion spring is followed the moving direction of pivot and moved to support with plug casing directly or indirectly and cooperate.
Described over cap be provided with fiber adapter on the control pin of control flume corresponding matching.
Second force side of described torsion spring is supported on the slide block that is slidingly matched along the guide direction and the gathering sill of gathering sill.
Described pivot and gathering sill are rotatably assorted, and second force side of described torsion spring is fixed on the slide block and pivot, slide block and over cap are connected together, and the end face of the close described opening of described slide block is provided with the cambered surface with described pivotal engagement.
Described second force side is the bending overarm that the torsion spring end is provided with for the perforate of inserting the set correspondence of slide block, and the end of bending overarm is provided with step anticreep set in the corresponding perforate with slide block and hangs tight hook.
The torsion spring of optical fiber connector plug of the present invention only can apply moment of torsion to over cap and only work when make-position is rotated at open position; therefore plug together Shi Buhui at optical fiber connector plug and plugging together to cause on the direction and be beneficial to the influence that plugs together, and adopt the torsion spring structure to make that optical fiber connector plug of the present invention is simple in structure to be easy to make and assembling.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of optical fiber connector plug of the present invention;
Fig. 2 is the decomposing schematic representation of the local part of the optical fiber connector plug among Fig. 1;
Fig. 3 is the partial sectional view of the over cap closed condition of the optical fiber connector plug among Fig. 1;
Fig. 4 is the partial sectional view of the over cap opening of the optical fiber connector plug among Fig. 1;
Fig. 5 be with Fig. 1 in the peg graft schematic perspective view of the fiber adapter cooperate of optical fiber connector plug;
Fig. 6 is the cut-open view of the fiber adapter among Fig. 5.
Embodiment
As Fig. 1-shown in Figure 4; the embodiment of optical fiber connector plug of the present invention; comprise that front end is the plug casing 1 of inserted terminal and fiber stub (not shown) wherein; the inserted terminal of plug casing 1 is provided with the opening 13 that is used to expose fiber stub; also be equipped with on the plug casing 1 when cooperating and provide the over cap 2 that covers protection for fiber stub with opening 13 places surfaces is closed; described plug casing 1 is provided with along the gathering sill 11 of plug grafting direction guiding; described over cap 2 is fixed with in gathering sill 11 pivot 23 that rotates and move along the guide direction of gathering sill 11, and described pivot 23 can drive over cap 2 when mobile and rotate and move in open position that opens or closes described opening 13 or off-position in gathering sill 11.The over cap 2 that is shown in an open position is maintained at open position with the corresponding surperficial block cooperation of plug casing 1; the over cap 2 that turns to open position from make-position contacted with surface, opening 13 places before arriving open position all the time, and above structure is same as the prior art.Improvements of the present invention are: be arranged with torsion spring 3 on the described pivot 23; first force side, 31 compressings of torsion spring 3 apply the rotating torque that makes over cap 2 enter into make-position on the corresponding block groove 22 of over cap 2 and to over cap 2; second force side 32 of torsion spring 3 is fixed on to slide along the guide direction of gathering sill 11 and is arranged on the slide block 4 in the gathering sill 11; force side 32 is specially the bending overarm in the perforate 41 of the correspondence of inserting slide block 4, and step 42 anticreeps that the end of bending overarm is provided with in the perforate 41 corresponding with slide block 4 are hung tight hook 33.
For how the embodiment that introduces above-mentioned optical fiber connector plug of the present invention uses, Fig. 5, Fig. 6 has shown in a kind of prior art that fiber adapter 5(commonly used can be with reference to EP 0570652), be provided with in the optical fiber adaptive 5 with over cap 2 on control sell 21 control corresponding grooves 23, dotted the running orbit of the control pin 21 on the over cap 2 of optical fiber connector plug among Fig. 6, in conjunction with Fig. 3, the demonstration of Fig. 4 as can be known, when optical fiber connector plug inserts fiber adapter 5, control pin 21 be controlled at first that groove 23 tilting sections apply backward under pressure overcome the compressing of torsion spring 3 and make over cap 2 begin Unscrew backward, the horizontal segment end of control pin 21 in control flume 23 arrives a restriction site then, over cap 2 after opening keeps stationary state, optical fiber connector plug is then continued to be pushed forward to the position that fiber stub plugs together, the over cap 2 of this moment moves to gathering sill 11 rear portions and as shown in Figure 4 along gathering sill 11, and the protected lid 2 of elastic force of torsion spring 3 cooperated counteracting and can not play and make over cap 2 return to the effect of closure state with the block of plug casing 1 this moment; When plug separates with socket; the tilting section of the control flume 6 of fiber adapter 5 can drive the control pin 21 of over cap 2; over cap 2, torsion spring 3, slide block 4 are moved forward along gathering sill; when over cap 2 arrives make-position; over cap 2 swivelling cover under the effect of torsion spring 3 is lived opening 13; simultaneously, optical fiber connector plug separates fully with fiber adapter.
In other embodiments of the invention, also slide block 4 can be set, and second force side of torsion spring 3 directly is pressed on the groove bottom of the gathering sill in the housing plug or on the plug casing surface parallel with the guide direction of gathering sill, for avoiding torsion spring 3 scratch plug casings, can do conventional Wear-resistant Treatment to the respective surfaces of plug casing or in second force side of torsion spring, as polishing or coating wear-resistant material layer.
In addition; the described pivot in the embodiment of the invention and the connected mode of over cap have two kinds; such pivot and the over cap of embodiment is connected among a kind of Fig. 1 of being-Fig. 4; pivot and gathering sill are rotatably assorted; another kind is that the pivot rotation is assemblied on the over cap; this moment pivot be rotatably assorted with gathering sill or only revolve cooperate all can, two kinds of connections all are to lead mobile in order to make over cap also to be subjected to the gathering sill effect when pivotal axis is rotated.
Claims (5)
1. optical fiber connector plug that has over cap; establish the plug casing of fiber stub in comprising; the inserted terminal of plug casing is provided with the opening that exposes fiber stub; also be equipped with on the plug casing when cooperating and provide the over cap that covers protection for fiber stub with opening place surface is closed; described plug casing is provided with along the gathering sill of plug grafting direction guiding; described over cap is by moving being connected of pivot that is assemblied in the described gathering sill with guiding and rotating and move with the guide direction of pivot along gathering sill around pivotal axis; pivot guides over cap to move to when mobile and opens or closes opening of described opening; make-position; it is characterized in that: be arranged with torsion spring on the described pivot; torsion spring have torsional direction opposite first; two force sides; first force side of torsion spring acts on over cap and over cap applied makes over cap turn to the rotating torque of make-position, and second force side of torsion spring is followed the moving direction of pivot and moved to support with plug casing directly or indirectly and cooperate.
2. optical fiber connector plug according to claim 1 is characterized in that: described over cap be provided with fiber adapter on the control pin of control flume corresponding matching.
3. optical fiber connector plug according to claim 1 is characterized in that: second force side of described torsion spring is supported on the slide block that is slidingly matched along the guide direction and the gathering sill of gathering sill.
4. optical fiber connector plug according to claim 3; it is characterized in that: described pivot and gathering sill are rotatably assorted; second force side of described torsion spring is fixed on the slide block and pivot, slide block and over cap is connected together, and the end face of the close described opening of described slide block is provided with the cambered surface with described pivotal engagement.
5. optical fiber connector plug according to claim 4, it is characterized in that: described second force side is the bending overarm that the torsion spring end is provided with for the perforate of inserting the set correspondence of slide block, and the end of bending overarm is provided with step anticreep set in the corresponding perforate with slide block and hangs tight hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102162030A CN102262270A (en) | 2011-07-31 | 2011-07-31 | Optical fibre connector plug with protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102162030A CN102262270A (en) | 2011-07-31 | 2011-07-31 | Optical fibre connector plug with protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102262270A true CN102262270A (en) | 2011-11-30 |
Family
ID=45008968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102162030A Pending CN102262270A (en) | 2011-07-31 | 2011-07-31 | Optical fibre connector plug with protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102262270A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957643A (en) * | 2018-09-21 | 2018-12-07 | 新确精密科技（深圳）有限公司 | A kind of fiber adapter structure |
| CN109471221A (en) * | 2018-12-29 | 2019-03-15 | 珩星电子（连云港）股份有限公司 | Round fiber electric connector |
| CN110456460A (en) * | 2019-08-01 | 2019-11-15 | 中航光电科技股份有限公司 | It is a kind of to protect door component and certainly protection optical fiber connector certainly |
| CN111856659A (en) * | 2019-04-24 | 2020-10-30 | 立佳兴业股份有限公司 | Optical fiber adapter |
| CN114784560A (en) * | 2022-04-07 | 2022-07-22 | 中国电子科技集团公司第二十九研究所 | Auxiliary device for plugging and unplugging connector and using method |
| CN115144972A (en) * | 2022-07-18 | 2022-10-04 | 烽火通信科技股份有限公司 | Waterproof and dustproof connector, adapter and connector assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570652A2 (en) * | 1992-05-20 | 1993-11-24 | Diamond S.A. | Connector for optical fibres |
| US5845036A (en) * | 1996-08-08 | 1998-12-01 | Diamond Sa | Plug portion for an optical fiber connector |
| CN201269937Y (en) * | 2008-10-23 | 2009-07-08 | 长沙湘计海盾科技有限公司 | Optical fiber connector |
| CN201673282U (en) * | 2010-05-24 | 2010-12-15 | 宁波日鼎电子科技有限公司 | Optical fiber protective cover |
| CN201698050U (en) * | 2010-06-23 | 2011-01-05 | 蔡丽玫 | SC optical fiber adapter with shutter protective cover |
| CN102053316A (en) * | 2010-11-30 | 2011-05-11 | 苏州华旃航天电器有限公司 | Optical fiber mounting flange socket with leak tightness performance |
-
2011
- 2011-07-31 CN CN2011102162030A patent/CN102262270A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570652A2 (en) * | 1992-05-20 | 1993-11-24 | Diamond S.A. | Connector for optical fibres |
| US5845036A (en) * | 1996-08-08 | 1998-12-01 | Diamond Sa | Plug portion for an optical fiber connector |
| CN201269937Y (en) * | 2008-10-23 | 2009-07-08 | 长沙湘计海盾科技有限公司 | Optical fiber connector |
| CN201673282U (en) * | 2010-05-24 | 2010-12-15 | 宁波日鼎电子科技有限公司 | Optical fiber protective cover |
| CN201698050U (en) * | 2010-06-23 | 2011-01-05 | 蔡丽玫 | SC optical fiber adapter with shutter protective cover |
| CN102053316A (en) * | 2010-11-30 | 2011-05-11 | 苏州华旃航天电器有限公司 | Optical fiber mounting flange socket with leak tightness performance |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957643A (en) * | 2018-09-21 | 2018-12-07 | 新确精密科技（深圳）有限公司 | A kind of fiber adapter structure |
| CN108957643B (en) * | 2018-09-21 | 2024-03-19 | 新确精密科技（深圳）有限公司 | Optical fiber adapter structure |
| CN109471221A (en) * | 2018-12-29 | 2019-03-15 | 珩星电子（连云港）股份有限公司 | Round fiber electric connector |
| CN109471221B (en) * | 2018-12-29 | 2023-10-13 | 珩星电子（连云港）股份有限公司 | Circular optical fiber electric connector |
| CN111856659A (en) * | 2019-04-24 | 2020-10-30 | 立佳兴业股份有限公司 | Optical fiber adapter |
| CN111856659B (en) * | 2019-04-24 | 2022-02-18 | 立佳兴业股份有限公司 | Optical fiber adapter |
| CN110456460A (en) * | 2019-08-01 | 2019-11-15 | 中航光电科技股份有限公司 | It is a kind of to protect door component and certainly protection optical fiber connector certainly |
| CN114784560A (en) * | 2022-04-07 | 2022-07-22 | 中国电子科技集团公司第二十九研究所 | Auxiliary device for plugging and unplugging connector and using method |
| CN114784560B (en) * | 2022-04-07 | 2023-11-24 | 中国电子科技集团公司第二十九研究所 | Auxiliary device for connector pulling and inserting and using method |
| CN115144972A (en) * | 2022-07-18 | 2022-10-04 | 烽火通信科技股份有限公司 | Waterproof and dustproof connector, adapter and connector assembly |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20111130 |