CN102879866B - Fiber adapter - Google Patents
Fiber adapter Download PDFInfo
- Publication number
- CN102879866B CN102879866B CN201110196128.6A CN201110196128A CN102879866B CN 102879866 B CN102879866 B CN 102879866B CN 201110196128 A CN201110196128 A CN 201110196128A CN 102879866 B CN102879866 B CN 102879866B
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- China
- Prior art keywords
- wall
- fiber adapter
- flange
- room
- pothook
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Abstract
The invention discloses a fiber adapter which comprises a main body, an inner shell body, a cover plate and an elastic shading piece; the main body is provided with an axial container which is defined by a first wall, a second wall, a third wall and a fourth wall; the first wall and the third wall are opposite and are connected with the second wall and the fourth wall; the two axial ends of the axial container of the main body are respectively provided with openings; the first wall is provided with a receiving opening; the inner shell body is arranged in the axial container of the main body; the inner shell body comprises a convex flange and a hollow cylindrical body, and the cylindrical body stretches out of the front surface of the convex flange; the cover plate covers on the receiving opening on the first wall; the shading piece is arranged in the container of the main body, and comprises a horizontal part which is arranged on the third wall, a shading part which stretches to the front of an opening of the hollow cylindrical body, a connecting part which is connected with the horizontal part and the shading part, and a hooking part which stretches out of the horizontal part and is hooked on the convex flange. The fiber adapter can shade a light beam which is emitted from the container, so as to prevent the eyes from being hurt by the light beam.
Description
Technical field
The present invention relates to a kind of fiber adapter (OPTICAL FIBER ADAPTER WITH SHUTTER MEMBER), more particularly, relate to a kind of fiber adapter with shading piece.
Background technology
Because optical fiber has high frequency range, low-loss advantage, in recent years extensively as the transmission medium of signal.For making signal can be sent to farther distance, high-power laser diode just arises, thereby the energy that is coupled to optical fiber is greatly increased.But when above-mentioned high-intensity infrared beam is penetrated by one end of optical fiber, human eye the existence that cannot judge light beam whether, if operator's eyes are directly exposed under light beam accidentally, often can cause the permanent injury of eyesight.
As shown in Figure 1, existing fiber adapter (fiber adapter) 100 has body 110, body 110 be provided with by 160 of multiple sidewalls around room 120, can be connected with the joints of optical fibre (fiber connector) 190 of docking respectively.On sidewall 160, offer breach 130, by breach 130 can with projection 192 clampings on the connector 190 docking, there is the function of contraposition.In addition, the outside of two opposing sidewalls 160 is provided with recess 140, can install clamping shell fragment (not shown) on recess 140, in order to help the location of adapter 100 in the time that assembling is used.In the time that the joints of optical fibre 190 insert the room 120 of adapter 100, the high power-beam penetrating from sleeve pipe (ferrule) 196 end faces via the tail optical fiber (pigtail) 194 of connector 190 can be through the room 120 of adapter 100 other ends, if there is no the obstruct of veil, likely direct irradiation, on eyes, causes the impaired of eyesight.In general, the room 120 of not plugging connector 190 can clog with stopper 180, to prevent the pollution of dust and to cover light beam, in the time wanting to plug connector 190, then stopper 180 is taken off.But above-mentioned stopper 180 is easily lost and dropped, and in the process of taking off, human eye is also likely exposed under the light beam that connector 190 conducts.
As shown in Figure 2, a kind of existing fiber adapter 200 with shaded effect, the openend of room 120 arranges and hides 250, and a side of covering 250 is articulated in body 110, utilize the elastic force of torque spring 260 to make to hide 250 openends that cover room 120, to prevent the ejaculation of light beam.If the joints of optical fibre 190 need to be inserted in room 120, must first start hiding 250, connector 190 could be inserted.The above-mentioned adapter 200 with covering 250 must be processed the body of adapter 200 110, just can make to hide 250 and be articulated on body 110.Therefore, the making of adapter 200 is comparatively complicated, and cost is also comparatively high.
As shown in Figure 3, a kind of existing protective device 300 for fiber adapter 100 arranges and hides 350 at the openend of the cover body 310 of the hollow of protective device 300, hide a side of 350 and be articulated in cover body 310, utilize the elastic force of torque spring 360 to make to hide 350 openends that cover cover body 310.The cover body 310 of hollow can be enclosed within on the body 110 of adapter 100, to cover the opening of breach 130 and room 120, prevents the ejaculation of light beam and avoids the pollution of dust.But, if only require to have the function of shading, above-mentioned protective device 300 complex structure that also seems, manufacturing cost is also relatively high.
In view of this, just have and need to propose a kind of scheme, to address the above problem.
Summary of the invention
The invention provides a kind of fiber adapter with shading piece, can cover the light beam emitted by the room of fiber adapter, thereby avoid light beam to injure eyes.
According to the first embodiment, the present invention fiber adapter include body, inner housing, cover plate and have elasticity shading piece.Body has an axial room, and this room is defined and formed by the first wall, the second wall, the 3rd wall and wall, and wherein said the first wall is relative with described the 3rd wall, and is connected with described the second wall and described wall.Two axial ends of the described axial room of described body respectively have respectively an opening, and described the first wall is provided with and accesses opening.Inner casing system is arranged in the axial room of body, includes the right cylinder of flange and hollow, is extended by the front of flange.Cover plate system covers the opening that accesses on the first wall.Shading piece is arranged in the room of body, includes: horizontal part, and this horizontal position is on described the 3rd wall; Light shielding part, this light shielding part extends to the opening front of hollow circular cylinder; Connecting portion, this connecting portion is connected with horizontal part and light shielding part; And pothook, extended by horizontal part, for being hooked in flange.
According to fiber adapter of the present invention, the back side of wherein said flange is formed with recess, and described pothook is for being connected to the inwall of recess.
According to fiber adapter of the present invention, wherein said recess is formed on the edge of described flange back face.
According to fiber adapter of the present invention, wherein said pothook comprises horizontal component and vertical component, and this vertical component is for being connected to the inwall of recess.
According to fiber adapter of the present invention, wherein said pothook is for being hooked in the back side of flange.
According to fiber adapter of the present invention, on wherein said the 3rd wall, be formed with teat, this teat is used for stoping described horizontal part to move towards described flange.
In order to allow above and other objects of the present invention, feature and the advantage can be more obvious, the embodiment of the present invention cited below particularly, and coordinate appended diagram, be described in detail below.
Brief description of the drawings
The 1st figure: be the stereographic map of existing fiber adapter and the joints of optical fibre;
The 2nd figure: be the stereographic map of the existing fiber adapter with shaded effect;
The 3rd figure: be the stereographic map of the existing protective device that is used in fiber adapter;
The 4th figure: be the stereographic map of the existing LC type joints of optical fibre;
The 5th figure: be the three-dimensional exploded view of fiber adapter of the present invention;
The 6th figure: be the stereographic map of fiber adapter of the present invention;
The 7th to 8 figure: show joints of optical fibre are inserted in fiber adapter of the present invention.
Description of reference numerals
Embodiment
As shown in Figure 4, the existing LC type joints of optical fibre 400 have the external form of rectangle haply, and its cross section is square.Connector 400 comprises hollow and rectangular housing 410, and housing 410 has roof 411, diapire 412, right side wall 413 and left side wall 414, and wherein right side wall 413 is relative with left side wall 414, and is connected with roof 411 and diapire 412.On roof 411, be provided with and there is flexible door bolt 420, door bolt 420 forms one with the housing 410 of connector 400, the bottom of door bolt 420 has the hinge 425 of a meeting activity, can allow the central axis 450-450 of lug (tab) 426 vertical connectors to move up and down.Door bolt 420 has a pair of projection 421, and this is positioned at the relative both sides of lug 426 to projection 421.In addition, 440 of sleeve pipes (ferrule) are positioned at housing 410, and are stretched out by the circular open 416 of housing 410 front ends.In housing 410, be also provided with spring (not shown), can allow sleeve pipe 440 to move back and forth through opening 416 front and back.In addition,, on the right side wall 413 and left side wall 414 of housing 410, be also respectively arranged with two relative projections 460.
As shown in Figure 5, fiber adapter 500 of the present invention comprises the body 510, shading piece 570, a pair of inner housing 560 becoming with Mold for Plastics appearance, two sleeves 580 and plastic cover plates 590.Body 510 comprises roof 511, diapire 512, right side wall 513 and left side wall 514.Body 510 inside have axial room, and this room is divided into two parts by being parallel to the partition wall 515 that right side wall 513 is connected with left side wall 514 and with roof 511 and diapire 512.What defined by roof 511, diapire 512, partition wall 515 and right side wall 513 is right axially room 526, and right axial room 526 has two the first relative right opening 526a and the second right opening 526b at axial direction; And what defined by roof 511, diapire 512, partition wall 515 and left side wall 514 is left axially room 528, left axially room 528 has two the first relative left opening 528a and the second left opening 528b at axial direction.And the middle section of partition wall 515 is formed with breach 516.Be provided with a pair of lug 532 and 534 in body 510 outsides.A lug 532 is positioned on right side wall 513, and 534 of another lugs are positioned on left side wall 514.Lug 532 and 534 is for being fixed on a surface by adapter 500.Access opening 550 and be positioned on roof 511, can allow the inner housing 560 of two parts to insert in the axial room of body 510.In addition, on the diapire 512 in the axial room 528 in a left side, right axially room 526, be also formed with respectively at least one teat 519.
The inner housing 560 of two parts is identical, and forms with plastics in the mode of ejection formation.The inner housing 560 of each part comprises the right cylinder 562 of two hollows, is provided with roughly rectangular flange 564 in one end of right cylinder 562, and right cylinder 562 is formed on the front 567 of flange 564.The inner housing 560 of two parts links together by flange 564 separately, to define two common right cylinders.The gross thickness of two flanges 564 equals the width of the breach 516 of partition wall 515.In addition, the edge of each flange 564 is formed with two breach 566, is formed with two recesses 569 on the edge at the back side 568 of flange 564, and these two recesses 569 are connected with breach 566.
The right cylinder 562 of the inner housing 560 of two parts is interior coaxial at body 510, and defines two common right cylinders.Columniform sleeve (sleeve) 580 is positioned at common right cylinder.590 coverings of cover plate access opening 550, and can be fixed on body 510 in the mode of ultrasonic welding.
Shading piece 570 has elasticity, and shading piece 570 is integrally formed by metal, comprises light shielding part 572, connecting portion 574, horizontal part 576 and pothook 578.Connecting portion 574 is connected with light shielding part 572 and horizontal part 576, and connecting portion 574 is C font haply, and connecting portion 574 has the surface of arc and has breach 575.Light shielding part 572 can or be connected to form by two flat boards by a slice flat board, and this light shielding part 572 can move with respect to horizontal part 576.In the time that light shielding part 572 is subject to thrust, light shielding part 572 can be pressed close to horizontal part 576; And after thrust disappears, light shielding part 572 can be because the elastic returning of self be to original position.Pothook 578 is extended by horizontal part 576, and pothook 578 comprises horizontal component 577 and vertical component 579, and wherein horizontal component 577 is extended by horizontal part 576, and vertical component 579 is extended upward by one end of horizontal component 577.
As shown in Figure 6, need to assemble fiber adapter 500 of the present invention time, shading piece 570 is pushed in left axially room 528 from left opening 528a, then by accessing opening 550, the inner housing of two parts 560 is inserted in the axial room of body 510.At this moment the flange 564 of the inner housing 560 of two parts can be positioned at the breach 516 of the middle section of partition wall 515, and the horizontal component 577 of pothook 578 can be through the breach 566 of a flange 564, and the vertical component 579 of pothook 578 can be positioned at the recess 569 on the back side 568 of this flange 564.Then cover plate 590 is covered and accesses opening 550, and can for example in the mode of ultrasonic welding, cover plate 590 be fixed on body 510.
According to fiber adapter 500 of the present invention, in the time that shading piece 570 arrives location, horizontal part 576 and horizontal component 577 can be attached on diapire 512.In addition, the teat 519 being arranged on diapire 512 can stop horizontal part 576 further to move towards flange 564.In detail, in the time that application of force wish further advances left axial room 528 interior shading piece 570, horizontal part 576 will be subject to stopping of teat 519, avoids thus pothook 578 to knock the back side 568 of another flange 564 down.
According to fiber adapter 500 of the present invention, because the vertical component 579 of pothook 578 is positioned at the back side 568 of the flange 564 of inner housing 560, when apply pulling force on shading piece 570 time, the pothook 578 of shading piece 570 will be hooked in the back side 568 of flange 564, thereby can prevent shading piece 570 from opening 528a pull-out body 510.
According to fiber adapter 500 of the present invention, in the time that shading piece 570 arrives location, light shielding part 572 can be positioned at the opening front of the right cylinder 562 of hollow, can therefore interdict by the light beam wherein penetrating, thereby avoid light beam to injure eyes.
As shown in FIG. 7 and 8, in the time that the joints of optical fibre 400 need to dock with fiber adapter 500 of the present invention, do not need first shading piece 570 to be taken off, directly connector 400 is inserted in the axial room 528 in a left side of body 510, at this moment light shielding part 572 can be taken advantage of a situation and be clamp-oned in the space between connector 400 and body diapire 512.If connector 400 is extracted to adapter 500,572 of light shielding parts can be because the back stretch of self returns back to original position, has again the function of blocking light beam.
Although aforesaid embodiment has illustrated, shading piece is arranged in left axially room, but the technical staff in the technical field of the invention will be appreciated that, shading piece also can be arranged on axial room in right axially room or on a left side, right axially room all arranges shading piece.In addition, though the present invention does example explanation with the fiber adapter of LC duplex, so the technical staff in the technical field of the invention should also be clear that, fiber adapter according to the present invention can be the fiber adapter of the mono-work type of LC, SC duplex, the mono-work type of SC or other pattern.
Although the present invention discloses with aforementioned embodiments, so it is not in order to limit the present invention, any persond having ordinary knowledge in the technical field of the present invention's technician, without departing from the spirit and scope of the present invention in, when doing various changes and amendment.Therefore protection scope of the present invention is when being as the criterion depending on the accompanying claim claim person of defining.
Claims (6)
1. a fiber adapter, this fiber adapter comprises:
Body, this body has axial room, this room is defined and is formed by the first wall, the second wall, the 3rd wall and wall, wherein said the first wall is relative with described the 3rd wall, and be connected with described the second wall and described wall, two axial ends of the described axial room of described body have respectively opening, and described the first wall is provided with and accesses opening;
Inner housing, this inner housing is arranged in the described axial room of described body, and described inner housing comprises:
Flange, this flange has front and the back side; And
The right cylinder of hollow, the right cylinder of this hollow is extended by the front of described flange;
Cover plate, this cover plate covers the opening that accesses on described the first wall; And
Have flexible shading piece, this shading piece comprises:
Horizontal part, this horizontal part is arranged in described room, and is positioned on described the 3rd wall;
Light shielding part, this light shielding part is arranged in described room, and extends to the opening front of described hollow circular cylinder;
Connecting portion, this connecting portion is connected with described horizontal part and described light shielding part; And
Pothook, this pothook comprises horizontal component, is extended by described horizontal part, and described pothook is used for being hooked in described flange, and the horizontal component of wherein said pothook is clipped between described flange and described the 3rd wall.
2. fiber adapter according to claim 1, the back side of wherein said flange is formed with recess, and described pothook is for being connected to the inwall of described recess.
3. fiber adapter according to claim 2, wherein said recess is formed on the edge of described flange back face.
4. fiber adapter according to claim 2, wherein said pothook also comprises vertical component, described vertical component is for being connected to the inwall of described recess.
5. fiber adapter according to claim 1, wherein said pothook is for being hooked in the back side of described flange.
6. fiber adapter according to claim 1, is formed with teat on wherein said the 3rd wall, and this teat is used for stoping described horizontal part to move towards described flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110196128.6A CN102879866B (en) | 2011-07-11 | 2011-07-11 | Fiber adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110196128.6A CN102879866B (en) | 2011-07-11 | 2011-07-11 | Fiber adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102879866A CN102879866A (en) | 2013-01-16 |
| CN102879866B true CN102879866B (en) | 2014-11-05 |
Family
ID=47481253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110196128.6A Expired - Fee Related CN102879866B (en) | 2011-07-11 | 2011-07-11 | Fiber adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102879866B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656199B (en) * | 2013-11-15 | 2016-05-11 | 普泰光电股份有限公司 | There is the fiber adapter of shading piece |
| CN107329213A (en) * | 2017-08-29 | 2017-11-07 | 清远市亿源通光电科技有限公司 | A kind of fiber adapter of dust-proof shading |
| TWI677724B (en) * | 2018-04-27 | 2019-11-21 | 楊沐晨 | Optical fiber adapter |
| TWI730349B (en) * | 2019-04-24 | 2021-06-11 | 立佳興業股份有限公司 | Optical fiber adapter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10148730A (en) * | 1996-11-15 | 1998-06-02 | Molex Inc | Adapter for optical fiber connector |
| US6461054B1 (en) * | 1999-10-25 | 2002-10-08 | The Furukawa Electric Co., Ltd. | Adapter having a light-shielding shutter and optical module receptacle having a light-shielding shutter |
| JP2005017598A (en) * | 2003-06-25 | 2005-01-20 | Suncall Corp | Optical connector |
| CN1955773A (en) * | 2005-10-27 | 2007-05-02 | 日本航空电子工业株式会社 | Optical connection apparatus which has a shutter and which can be designed to be small in size |
| US7837395B2 (en) * | 2009-01-21 | 2010-11-23 | Protai Photonic Co., Ltd. | Optical fiber adapter with shutter member |
| US7972066B1 (en) * | 2010-03-08 | 2011-07-05 | Cross Multimedia Incorporation | One-piece optical fiber adapter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070019913A1 (en) * | 2003-02-18 | 2007-01-25 | Furukawa Techino Material Co., Ltd. | Optical connector-use adaptor and optical connector use shutter component |
-
2011
- 2011-07-11 CN CN201110196128.6A patent/CN102879866B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10148730A (en) * | 1996-11-15 | 1998-06-02 | Molex Inc | Adapter for optical fiber connector |
| US6461054B1 (en) * | 1999-10-25 | 2002-10-08 | The Furukawa Electric Co., Ltd. | Adapter having a light-shielding shutter and optical module receptacle having a light-shielding shutter |
| JP2005017598A (en) * | 2003-06-25 | 2005-01-20 | Suncall Corp | Optical connector |
| CN1955773A (en) * | 2005-10-27 | 2007-05-02 | 日本航空电子工业株式会社 | Optical connection apparatus which has a shutter and which can be designed to be small in size |
| US7837395B2 (en) * | 2009-01-21 | 2010-11-23 | Protai Photonic Co., Ltd. | Optical fiber adapter with shutter member |
| US7972066B1 (en) * | 2010-03-08 | 2011-07-05 | Cross Multimedia Incorporation | One-piece optical fiber adapter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102879866A (en) | 2013-01-16 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20141105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |