CN104635302A - Optical fiber adapter with shading piece - Google Patents
Optical fiber adapter with shading piece Download PDFInfo
- Publication number
- CN104635302A CN104635302A CN201310544525.7A CN201310544525A CN104635302A CN 104635302 A CN104635302 A CN 104635302A CN 201310544525 A CN201310544525 A CN 201310544525A CN 104635302 A CN104635302 A CN 104635302A
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- CN
- China
- Prior art keywords
- wall
- fiber adapter
- passage
- lattice plate
- shading piece
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
An optical fiber adapter of the invention comprises a body and an elastic shading piece, wherein the body has an axial passage, and is defined by a first wall, a second wall, a third wall and a fourth wall, the first wall is opposite to the third wall, and the second wall is connected with the fourth wall. Two axial ends of the passage are respectively provided with a first opening and a second opening, a grating plate is arranged above the third wall, and a gap is formed between the grating plate and the third wall. The elastic shading piece comprises a fixing part, a shading part and a connection part, wherein the fixing part is arranged in the gap; the shading part is arranged in the channel for blocking the propagation path of light beams emitted from in the passage; and the connection part is connected with the shading part and the fixing part and clamps the grating plate.
Description
Technical field
The present invention relates to a kind of fiber adapter, relate more specifically to a kind of fiber adapter with shading piece.
Background technology
Because optical fiber has high frequency range, low-loss advantage, be widely used as the transmission medium of signal in recent years.For making signal can be sent to farther distance, high-power laser diode just arises, and thus makes the energy being coupled to optical fiber greatly increase.But when the infrared beam of above-mentioned high strength is penetrated by one end of optical fiber, human eye the existence that cannot judge light beam whether, if under the eyes of operator are directly exposed to light beam accidentally, often can cause the permanent injury of eyesight.
As shown in Figure 1, known fiber adapter (fiber adapter) 100 has body 110, body 110 be provided with by multiple sidewall 160 around passage 120, can respectively with docking the joints of optical fibre (fiber connector) 190 be connected.Sidewall 160 offers breach 130, with projection 192 clamping on the connector 190 docked, the function of contraposition can be had by this breach 130.In addition, the outside of two opposite side walls 160 is provided with recess 140, it can be installed clamping shell fragment (not shown), in order to help the location of adapter 100 when assembling use.When the joints of optical fibre 190 insert the passage 120 of adapter 100, via the tail optical fiber (pigtail) 194 of connector 190 from the high power-beam of sleeve pipe (ferrule) 196 end face injection, can through the passage 120 of adapter 100 other end, if without the obstruct of veil, likely on eyes, the impaired of eyesight will be caused by direct irradiation.In general, the passage 120 not plugging connector 190 can clog with stopper 180, to prevent the pollution of dust and to cover light beam, when for plugging connector 190, then is taken off by stopper 180.But above-mentioned stopper 180 is easily lost and dropped, and in the process of taking off, under human eye is also likely exposed to the light beam that connector 190 conducts.
As shown in Figure 2, a kind of known fiber adapter 200 with shaded effect, arrange covering 250 at the openend of passage 120, its side is articulated in body 110, the elastic force of torque spring 260 is utilized to make covering 250 cover the openend of passage 120, to prevent the injection of light beam.If for the joints of optical fibre 190 are inserted in passage 120, must first covering 250 be started, connector 190 could be inserted.The above-mentioned adapter 200 with covering 250, need process its body 110, just can make covering 250 pivot joint thereon.Therefore, the making of adapter 200 is comparatively complicated, and cost is comparatively high.
As shown in Figure 3, a kind of known protective device 300 being used in fiber adapter 100, the openend of the cover body 310 of its hollow arranges covering 350, and the side hiding 350 is articulated in cover body 310, utilizes the elastic force of torque spring 360 to make covering 350 cover the openend of cover body 310.The cover body 310 of hollow can be enclosed within the body 110 of adapter 100, to cover the opening of breach 130 and passage 120, prevents the injection of light beam and avoids the pollution of dust.But if only require to have the function of shading, above-mentioned protective device 300 more seems complex structure, and manufacturing cost is also relatively high.
In view of this, just have and need to propose a kind of scheme, to solve the problem.
Summary of the invention
The object of the present invention is to provide a kind of fiber adapter, the light beam emitted by passage can be covered, avoid light beam to injure eyes thus.
For achieving the above object, fiber adapter of the present invention comprises body and has flexible shading piece.Body has axial passage, and comprise the first wall, the second wall, the 3rd wall and wall, wherein the first wall is relative with the 3rd wall, and is connected with the second wall and wall.Two axial ends of passage have the first opening and the second opening respectively, above the 3rd wall, be provided with lattice plate, are formed with gap between this lattice plate and the 3rd wall.There is flexible shading piece then comprise: fixed part, be arranged in gap; Light shielding part, is arranged in passage, in order to the travel path of blocking by light beam emitted in passage; And connecting portion, be connected with light shielding part and fixed part, and clamp lattice plate.
In order to allow above and other objects of the present invention, feature and advantage can be more obvious, embodiment of the present invention cited below particularly, and coordinate appended diagram, be described in detail below.
Accompanying drawing explanation
Fig. 1 is the stereographic map of known fiber adapter and the joints of optical fibre.
Fig. 2 is the known stereographic map with the fiber adapter of shaded effect.
Fig. 3 is the known stereographic map being used in the protective device of fiber adapter.
Fig. 4 is the stereographic map of the known MPO type joints of optical fibre.
Fig. 5 is the stereographic map of the body of fiber adapter of the present invention.
Fig. 6 is the front view of the body of fiber adapter of the present invention.
Fig. 7 is the stereographic map of the shading piece of fiber adapter of the present invention.
Fig. 8 is the stereographic map of fiber adapter of the present invention, and wherein shading piece is separated with the body of fiber adapter.
Fig. 9 is the stereographic map of fiber adapter of the present invention.
Figure 10 is the cut-open view of fiber adapter of the present invention.
The joints of optical fibre insert in fiber adapter of the present invention by Figure 11 to Figure 12 display.
Embodiment
As shown in Figure 4, the bare front end of the known MPO type joints of optical fibre 900 goes out to have multifiber 930, and on the upper surface of body 910, is formed with the projection 912 of strip.In addition, the both sides of body 910 are respectively formed with recess 914.
As shown in Figures 5 and 6, the fiber adapter with shading piece of the present invention is such as that MPO type fiber adapter includes to become and body 510 rectangular haply with Mold for Plastics appearance.Body 510 has roof 511, diapire 512, right wall 513 and left wall 514, jointly define axial passage 515, it has two the first relative opening 517 and the second openings 518 at axial direction, the joints of optical fibre can be supplied respectively, such as the MPO type joints of optical fibre 900 are as shown in Figure 4 from wherein inserting in passage 515, to be connected with the joints of optical fibre on opposite.On the roof 511 at contiguous first opening 517 place, be provided with two projections paralleled 532, be be formed with recess 531 between this two projection 532, its width system is slightly larger than the width of the projection 912 on the joints of optical fibre 900 of such as Fig. 5, with when the joints of optical fibre 900 insert passage 515 from the first opening 517, be used for holding projection 912.On the diapire 512 at contiguous first opening 517 place, be provided with two projections paralleled 552, be provided with lattice plate 554 between these two projections 552, between this lattice plate 554 and diapire 512, be formed with gap.Count from diapire 512, the height of lattice plate 554 is less than the height of two projections 552.In other words, can be formed with recess 551 between two projections 552, its position is above lattice plate 554.Similarly, the width of recess 551, slightly larger than the width of the projection 912 on the joints of optical fibre 900 as shown in Figure 5, with when the joints of optical fibre 900 insert passage 515 from the first opening 517, is used for holding projection 912.In addition, on right wall 513 and left wall 514, be respectively formed with grab 542, this grab 542 is oppositely arranged and extends towards the first opening 517, with when the joints of optical fibre 900 insert passage 515 from the first opening 517, be used for being hooked on the recess 914 of the joints of optical fibre 900.In embodiments, grab 542 is integrally formed with right wall 513 and left wall 514.
As shown in Figure 7, fiber adapter of the present invention also comprises and has flexible shading piece 570, and this shading piece 570 is integrally formed by metal.The connecting portion 573 that shading piece 570 has light shielding part 572, fixed part 571 and is connected with light shielding part 572 and fixed part 571.This connecting portion 573 is haply in U-shaped, and it has breach 576, and the gap of this breach 576 is slightly less than the thickness of the lattice plate 554 of body 510.Light shielding part 572 can be connected to form by a slice flat board or by multi-disc flat board, and light shielding part 572 can move relative to fixed part 571.When light shielding part 572 is subject to thrust, it can press close to fixed part 571; And after thrust disappears, light shielding part 572 can because the elastic returning of self be to original position.In addition, the end of fixed part 571 is formed with a pothook be in the shape of the letter V haply 575; And in the place of the both sides of fixed part 571 close to connecting portion 573, be extended with extension 577 respectively to downward.
As shown in Fig. 8,9 and 10, during for assembling fiber adapter of the present invention, shading piece 570 is advanced in passage 515 from the first opening 517 of body 510, pothook 575 is allowed to pass from the gap between the lattice plate 554 and diapire 512 of body 510, and make pothook 575 be hooked in the end of lattice plate 554, and the front end of lattice plate 554 is allowed to be placed in the breach 576 of the connecting portion 573 of shading piece 570.In this time, the connecting portion 573 of shading piece 570 can clamp lattice plate 554, and fixed part 571 then can be attached to the lower surface of lattice plate 554.
According to fiber adapter of the present invention, the pothook 575 due to shading piece 570 can be hooked in the end of lattice plate 554, and shading piece 570 therefore can be prevented to be drawn out outside body 510.About the effect of extension 577, being allow personnel when assembling shading piece 570, the position of lattice plate 554 need not being scrutinized, as long as allow extension 577 slide on the diapire 512 of body 510, shading piece 570 can be easily installed.In addition, extension 577 also can increase the rigidity of connecting portion 573, allows connecting portion 573 have better intensity to clamp lattice plate 554.
According to fiber adapter of the present invention, when shading piece 570 arrives location, light shielding part 572 can block passage 515, therefore can interdict by wherein emitted light beam, avoid light beam to injure eyes thus.
As shown in Figure 11 and 12, when the joints of optical fibre 900 are for docking with fiber adapter of the present invention, do not need first shading piece 570 to be taken off, light shielding part 572 directly the joints of optical fibre 900 inserted in the passage 515 of body 510, at this moment can be taken advantage of a situation and be clamp-oned between the joints of optical fibre 900 and body diapire 512 space.If by the joints of optical fibre 900 drawn optical fiber adapter, light shielding part 572 can return back to original position because of the back stretch of self, there is again the function of blocking light beam.
Though the present invention does example with the fiber adapter of MPO type and illustrates, persond having ordinary knowledge in the technical field of the present invention should be appreciated that, still can be the fiber adapter of other pattern according to fiber adapter of the present invention.
Although the present invention discloses with aforementioned embodiments, it is also not used to limit the present invention, and any persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when doing various changes and amendment.Therefore protection scope of the present invention should be as the criterion with the claim person of defining in claims.
Claims (7)
1. a fiber adapter, comprising:
Body, there is axial passage, this body comprises the first wall, the second wall, the 3rd wall and wall, wherein said first wall is relative with described 3rd wall, and be connected with described second wall and described wall, two axial ends of described passage have the first opening and the second opening respectively, above described 3rd wall, be provided with lattice plate, are formed with gap between this lattice plate and described 3rd wall;
There is flexible shading piece, comprising:
Fixed part, is arranged in described gap;
Light shielding part, is arranged in described passage, in order to the travel path of blocking by light beam emitted in this passage; And
Connecting portion, is connected with described light shielding part and described fixed part, and clamps described lattice plate.
2. fiber adapter according to claim 1, also comprises:
Pothook, is connected with described fixed part, in order to be hooked on described lattice plate.
3. fiber adapter according to claim 2, wherein said pothook is in order to be hooked in the end of described lattice plate.
4. fiber adapter according to claim 1, also comprises:
Two extensions, extend from the both sides of described fixed part towards described 3rd wall respectively.
5. fiber adapter according to claim 1, wherein said fixed part is attached on described lattice plate.
6. fiber adapter according to claim 1, also comprises:
Two projections, are arranged on described 3rd wall, and lay respectively at the both sides of described lattice plate, and the height of wherein said lattice plate is less than the height of described two projections.
7. fiber adapter according to claim 1, wherein said fiber adapter is MPO type fiber adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544525.7A CN104635302B (en) | 2013-11-06 | 2013-11-06 | There is the fiber adapter of shading piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544525.7A CN104635302B (en) | 2013-11-06 | 2013-11-06 | There is the fiber adapter of shading piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104635302A true CN104635302A (en) | 2015-05-20 |
| CN104635302B CN104635302B (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310544525.7A Active CN104635302B (en) | 2013-11-06 | 2013-11-06 | There is the fiber adapter of shading piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104635302B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107203019A (en) * | 2016-03-18 | 2017-09-26 | 普泰光电股份有限公司 | Optical fiber adapter |
| WO2018103508A1 (en) * | 2016-12-08 | 2018-06-14 | 普泰光电股份有限公司 | Fiber optic adapter having shielding component |
| CN108508540A (en) * | 2017-02-23 | 2018-09-07 | 杨沐晴 | Optical fiber adapter |
| CN111133350A (en) * | 2017-09-20 | 2020-05-08 | 莫列斯有限公司 | Light blocking shutter for fiber optic adapter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130051749A1 (en) * | 2011-08-24 | 2013-02-28 | Ezontek Technologies Co., Ltd. | One-piece optical fiber adapter |
| TW201312186A (en) * | 2011-09-09 | 2013-03-16 | Ezontek Technologies Co Ltd | Optical fiber adapter with shutter member |
| CN103018843A (en) * | 2011-09-23 | 2013-04-03 | 泰科电子(上海)有限公司 | Optical fiber connector plug |
-
2013
- 2013-11-06 CN CN201310544525.7A patent/CN104635302B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130051749A1 (en) * | 2011-08-24 | 2013-02-28 | Ezontek Technologies Co., Ltd. | One-piece optical fiber adapter |
| TW201312186A (en) * | 2011-09-09 | 2013-03-16 | Ezontek Technologies Co Ltd | Optical fiber adapter with shutter member |
| CN103018843A (en) * | 2011-09-23 | 2013-04-03 | 泰科电子(上海)有限公司 | Optical fiber connector plug |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107203019A (en) * | 2016-03-18 | 2017-09-26 | 普泰光电股份有限公司 | Optical fiber adapter |
| CN107203019B (en) * | 2016-03-18 | 2019-04-26 | 普泰光电股份有限公司 | Optical fiber adapter |
| WO2018103508A1 (en) * | 2016-12-08 | 2018-06-14 | 普泰光电股份有限公司 | Fiber optic adapter having shielding component |
| CN108508540A (en) * | 2017-02-23 | 2018-09-07 | 杨沐晴 | Optical fiber adapter |
| CN108508540B (en) * | 2017-02-23 | 2020-05-05 | 杨沐晴 | Optical fiber adapter |
| CN111133350A (en) * | 2017-09-20 | 2020-05-08 | 莫列斯有限公司 | Light blocking shutter for fiber optic adapter |
| US11609384B2 (en) | 2017-09-20 | 2023-03-21 | Molex, Llc | Light blocking shutter for optical fiber adapter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104635302B (en) | 2016-08-17 |
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